Pith. sign in

REVIEW 2 major objections 5 minor 9 cited by

Non-topological solitons and quasi-solitons

T0 review · 2 major / 5 minor · reviewed 2026-08-12 · deepseek-v4-flash

Pith's one-line read Non-topological solitons—Q-balls—and long-lived oscillons are generic structures in relativistic scalar field theories with attractive self-interactions, and they arise naturally in early-universe scenarios and particle physics models.

desk verdict A competent, current review of Q-balls and oscillons; the classical-limit discussion needs a caveat but the paper deserves serious refereeing. read the letter →

arxiv 2411.16604 v1 pith:UAXEGBFO submitted 2024-11-25 hep-th astro-ph.COhep-ph

classification hep-thastro-ph.COhep-ph
keywords Q-ballsoscillonsnon-topologicalsolitonsquasi-breathersAffleck-DinebaryogenesisgravitationalwavesdarkmatterMSSMflatdirections
verification ladder T0 review T1 audit T2 compute T3 formal

The pith

A machine-rendered reading of the paper's core claim, the machinery that carries it, and where it could break.

The reading

This review makes the case that non-topological solitons—Q-balls—and their charge-less cousins, oscillons, are generic rather than exotic objects in relativistic field theories. It assembles the existence conditions, stability criteria, dynamical simulations, and quantum corrections that show how attractive self-interactions plus a conserved internal charge make localized, energy-minimizing lumps, and how even a real scalar with an attractive potential supports long-lived quasi-solitons. The reason to care is practical: the same potentials occur in supersymmetric extensions of the Standard Model, in inflationary and Affleck-Dine cosmology, and in soliton bag models of hadrons, so Q-balls and oscillons are plausible dark-matter candidates, sources of gravitational-wave backgrounds, and seeds of primordial black holes. If the reviewed body of results is right, searches for these signatures are anchored by a well-defined set of formation and stability predictions.

What carries the argument

The machine that carries the argument is the fixed-charge energy functional with a Lagrange multiplier, $E_Q=\omega Q+\int d^dx[(\nabla f)^2+V(f)-\omega^2 f^2]$, whose minimization yields the radial profile equation and the relation $dE/dQ=\omega$. A Q-ball is the stationary point of this functional with $\varphi=f(r)e^{-i\omega t}$; the existence condition is that the interacting part of the potential dip below zero, which makes the effective potential $\omega^2f^2-V(f)$ have a valley, and the stability condition is the sign of $dQ/d\omega$. For oscillons, the analogous object is the quasi-breather expansion $\phi(t,r)=\sum_n \phi_n(r)\cos(n\omega t)$, which approximates the oscillon core and gives a semi-analytic estimate of radiation through the $n\omega>m$ modes.

What would settle it

A single numerical experiment could put the central claim at risk: in 3+1D, evolve a spherically symmetric real scalar with an attractive potential (for example the double-well potential) starting from the quasi-breather profile and measure the lump's lifetime. If the configuration decays within a few oscillation periods instead of surviving for many orders of magnitude longer than the period, the quasi-breather approximation and the claimed longevity of oscillons would fail.

Watch

Extended reading notes

Core claim

The central claim, on the paper's own terms, is that localized nonperturbative structures do not require topology: a complex scalar with a potential that dips below its quadratic term admits spherically symmetric solutions of the form $\varphi=f(r)e^{-i\omega t}$ whose energy is minimized at fixed U(1) charge, and a real scalar with the same kind of attractive potential admits approximately periodic, long-lived 'oscillon' lumps. The paper argues that a Q-ball exists whenever the internal frequency lies in $\omega_-<|\omega|<m$, with $\omega_-$ set by the minimum of $V(f)/f^2$, and that stability is read off the $E$–$Q$ curve through $dE/dQ=\omega$: the lower branch is classically stable, and sufficiently large charges are stable even against quantum decay. For oscillons, the review develops the quasi-breather picture, in which the core is a truncated Fourier series $\sum_n \phi_n(r)\cos(n\omega t)$ and the small radiative tail sets the lifetime. The same machinery is then applied to spinning, composite, and gauged Q-balls, to quantum corrections, and to early-universe formation via Affleck-Dine condensate fragmentation.

Load-bearing premise

The load-bearing premise is that the classical field description is accurate for Q-balls and oscillons because the constituent modes have very large occupation numbers; if quantum corrections dominate in the regimes of interest, the stability and lifetime conclusions reviewed here would need revision.

Editorial extensions

If this is right

  • In any scalar theory whose potential dips below the quadratic term, Q-balls are the minimum-energy configurations at fixed charge, so they should form dynamically from generic initial data rather than requiring fine-tuned preparation.
  • The MSSM flat directions lifted by gauge- or gravity-mediated soft breaking have Q-ball-supporting potentials, so Affleck-Dine baryogenesis naturally ends in Q-ball formation, with most of the condensate charge absorbed into Q-balls.
  • Oscillons can form during preheating from a wide range of inflationary potentials, producing stochastic gravitational-wave backgrounds at frequencies that current or upcoming detectors may access.
  • Large Q-balls can be dark matter, protect baryon asymmetry from sphaleron washout, or seed primordial black holes, depending on the SUSY-breaking scenario and the Q-ball lifetime.
  • Quantum corrections in the inhomogeneous Hartree approximation preserve the classical stability and charge-swapping behavior of Q-balls at weak coupling, but can significantly shorten oscillon lifetimes when couplings are strong.

Reading between the lines

Editorial extensions of the paper, not claims the author makes directly.

  • If the review's synthesis is correct, gravitational-wave searches should treat Q-ball and oscillon formation as a generic early-universe channel, not as a signature tied to one SUSY model; the predicted peak frequencies depend mostly on the mass scale and the most-amplified mode.
  • A testable extension is to map which reheating potentials satisfy the oscillon existence condition $V_{\rm int}<0$ and to compute the resulting primordial-black-hole mass function, which the review only sketches for particular scalar models.
  • The quasi-breather approximation suggests that the fine resonant lifetime spikes seen for Gaussian initial data should be a general feature of oscillon attractors; one could test this by repeating the lifetime scans with other smooth initial profiles.
  • The classical-approximation caveat implies that precision predictions for observables such as gravitational-wave spectra require quantifying quantum corrections, for example by running inhomogeneous Hartree simulations across the coupling range rather than at a single strongly coupled point.
Share X Bluesky LinkedIn Reddit HN

Signed reviews

No signed human review yet.

Editorial analysis

A structured set of objections, weighed in public.

Desk editor's note, referee report, and a circularity audit.

Referee Report

2 major / 5 minor

Summary. This paper is a review article on non-topological solitons (Q-balls) and long-lived quasi-solitons (oscillons) in relativistic scalar field theories. It first presents the classical theory of Q-balls: existence conditions, radial profiles, stability via the E-Q curve, thin- and thick-wall limits, analytic solutions, spinning and composite/charge-swapping Q-balls, interactions and superradiance, quantum corrections, couplings to fermions and gauge fields, and renormalisable embeddings. It then reviews oscillons, including radial profiles, evolution stages, quasi-breather approximation, small-amplitude expansion, complex/spinning oscillons, and quantum corrections. The final section surveys applications: MSSM flat directions, Affleck-Dine baryogenesis, Q-ball dark matter, gravitational waves, primordial black holes, and soliton bag models for hadrons. The paper is a synthesis rather than a source of new results; its equations reproduce standard derivations (Coleman's energy argument, Derrick's theorem, virial theorem, quasi-breather equations), and it cites the numerical literature extensively.

Significance. The review's value is mostly organizational: it collects a mature and scattered literature into a single account, and it is particularly helpful in bringing together Q-balls and oscillons, which are often treated separately. It gives correct and reasonably detailed treatments of the core stability arguments and pays more attention to quantum corrections and composite structures than most earlier reviews. If the classical-limit issue identified below is addressed, the review will be a useful reference for graduate students and researchers entering the field. The paper does not provide machine-checked proofs or new falsifiable predictions, but that is not expected of a review; its claim to significance rests on accuracy and coverage, which are largely achieved.

major comments (2)
  1. [I; III.C; Eq. (160)] The blanket classical-limit justification in Section I ("Both topological and non-topological solitons are usually constructed and evolved in the classical limit. This is justified because... occupation numbers... are very large") is not adequate for small-amplitude oscillons. Eq. (160) gives a classical decay rate ~ (1/epsilon) exp(-O(1)/epsilon), while Section III.C reports quantum decay rates that are only power-law in epsilon (epsilon^4 or epsilon^6 for the displayed potentials, Eqs. (170)-(173)). For sufficiently small epsilon the quantum channel therefore dominates even when occupation numbers are large and couplings are weak. The text notes the exponential-versus-power-law discrepancy in passing, but it does not reconcile this with the Section I justification. Please add an explicit statement of the parameter regime in which classical oscillon dynamics is reliable, and indicate which of the reviewed existence/lifetime results for oscillons lie in that regime.
  2. [IV.D] The cosmological applications in Section IV.D inherit classical oscillon and Q-ball lifetimes from lattice simulations without stating whether those simulations are in the classically reliable regime identified in Sections II.D and III.C. In particular, the gravitational-wave and primordial-black-hole predictions are sensitive to oscillon lifetimes; if small-amplitude tails of the produced oscillon population decay quantum-mechanically on shorter timescales, the quoted spectra and abundance estimates would need revision. The review should either justify the classical approximation for the parameter values used in the simulations (e.g., large amplitudes, weak couplings, epsilon not too small) or add explicit caveats to the predictions.
minor comments (5)
  1. [II.A.6] After Eq. (57), "existence condition w < m" should read "omega < m"; the symbol omega is used everywhere else for the internal frequency.
  2. [II.D.1] The phrase "numerically expansive" should be "numerically expensive".
  3. [II.B.2] "second order Hidgon's condition" should be "second-order Higdon condition", after Higdon's absorbing boundary conditions.
  4. [II.E.3] "the vector filed" should be "the vector field".
  5. [III.A.4] In Eq. (156), the parameter written as omega is an auxiliary constant that is later set to -1; this conflicts with the physical dominant frequency omega(epsilon) introduced in Eq. (152). Rename the auxiliary parameter (e.g., kappa^2) or add a sentence clarifying the notation.

Circularity Check

0 steps flagged · score 0.0 of 10

No significant circularity: the paper is a literature review whose claims rest on prior independent calculations, numerical simulations, and standard derivations, not on fitted inputs or self-referential chains.

full rationale

This paper is an expository review: it surveys existence, stability, dynamics, and applications of Q-balls and oscillons using derivations reproduced from the literature, such as the effective-potential argument leading to the existence window omega_minus < |omega| < omega_plus in Section II.A.1, the E-Q stability analysis in Section II.A.3, and the quasi-breather and radiation-rate estimates in Sections III.A.3 and III.A.4. No new quantity is fitted to data and then renamed as a prediction. The review's self-citations (e.g., [43,85,109,194,219]) point to published numerical and analytical results, and none is used as an unverified premise to derive the review's conclusions. The classical-limit justification in Section I is stated as a physical approximation based on large occupation numbers and weak couplings, not as a theorem derived from the existence of Q-balls or oscillons; the later report in Section III.C that quantum decay rates can be power-law in the small-amplitude parameter while classical rates are exponentially suppressed is an acknowledged caveat about regime validity, not a circular step. Because the central claims are reviewed from independent calculations and simulations, no claim reduces by construction to its inputs.

Assumptions & free parameters 0 free parameters · 3 assumptions · 0 invented entities

The review does not introduce new free parameters. Its central claims rest on established theoretical results and on the validity of the classical and semi-classical approximations for the discussed solutions, as stated in Section I.

assumptions (3)
  • domain assumption Classical field theory approximation is valid for Q-balls and oscillons because occupation numbers are large.
    Introduced in Section I; underpins most stability and lifetime results.
  • domain assumption The existence condition V_int < 0 (potential dips below quadratic) is necessary and sufficient for Q-ball existence.
    Section II.A.1; derived from the mechanical analogy and Coleman's work.
  • standard math Standard results from calculus of variations and conservation laws (Noether's theorem, Derrick's theorem) are assumed.
    Used throughout Sections II and III.

how reviews work

0 comments
Cite this review

Pith. "Pith review of Non-topological solitons and quasi-solitons." pith.science (2026). https://pith.science/paper/UAXEGBFO

@misc{pith2026241116604,
  author       = {Pith},
  title        = {Pith review of: Non-topological solitons and quasi-solitons},
  year         = {2026},
  howpublished = {\url{https://pith.science/paper/UAXEGBFO}},
  note         = {Machine review of arXiv:2411.16604}
}
read the original abstract

Solitons in relativistic field theories are not necessarily topologically charged. In particular, non-topological solitons -- known as Q-balls -- arise naturally in nonlinear field theories endowed with attractive interactions and internal symmetries. Even without stabilizing internal symmetries, quasi-solitons known as oscillons, which are long-lived, can also exist. Both Q-balls and oscillons have significant applications in cosmology and particle physics. This review is an updated account of the intriguing properties and dynamics of these non-topological solitons and quasi-solitons, as well as their important roles in early-universe scenarios and particle physics models.

Figures

Figures reproduced from arXiv: 2411.16604 by the authors.

Figure 1
Figure 1. FIG. 1. An example of a Q-ball-supporting potential [PITH_FULL_IMAGE:figures/full_fig_p005_1.png] view at source ↗
Figure 2
Figure 2. FIG. 2. ( [PITH_FULL_IMAGE:figures/full_fig_p006_2.png] view at source ↗
Figure 3
Figure 3. FIG. 3. Schematic plot of the [PITH_FULL_IMAGE:figures/full_fig_p007_3.png] view at source ↗
Figures from the paper (18 more)
Figure 4
Figure 4. Figure 4: FIG. 4. Radial profiles for the leading partial waves [PITH_FULL_IMAGE:figures/full_fig_p011_4.png]
Figure 5
Figure 5. Figure 5: FIG. 5. Evolution of the charge density ( [PITH_FULL_IMAGE:figures/full_fig_p012_5.png]
Figure 7
Figure 7. Figure 7: FIG. 7. Snapshots of the charge density at time 2 [PITH_FULL_IMAGE:figures/full_fig_p014_7.png]
Figure 8
Figure 8. Figure 8: FIG. 8. Whether [PITH_FULL_IMAGE:figures/full_fig_p015_8.png]
Figure 9
Figure 9. Figure 9: FIG. 9. Spectra of the energy amplification factor [PITH_FULL_IMAGE:figures/full_fig_p015_9.png]
Figure 10
Figure 10. Figure 10: FIG. 10. Quantum evaporation rate per unit area of a Q-ball. [PITH_FULL_IMAGE:figures/full_fig_p019_10.png]
Figure 11
Figure 11. Figure 11: FIG. 11. Example of an oscillon-supporting potential [PITH_FULL_IMAGE:figures/full_fig_p024_11.png]
Figure 12
Figure 12. Figure 12: FIG. 12. A few oscillon radial profiles [PITH_FULL_IMAGE:figures/full_fig_p025_12.png]
Figure 14
Figure 14. Figure 14: FIG. 14. Comparison between the [PITH_FULL_IMAGE:figures/full_fig_p027_14.png]
Figure 16
Figure 16. Figure 16: FIG. 16. Comparison of decay rates computed in the quasi [PITH_FULL_IMAGE:figures/full_fig_p028_16.png]
Figure 17
Figure 17. Figure 17: FIG. 17. Fine resonant structure of the oscillon lifetime with [PITH_FULL_IMAGE:figures/full_fig_p030_17.png]
Figure 18
Figure 18. Figure 18: FIG. 18. Evolution of [PITH_FULL_IMAGE:figures/full_fig_p030_18.png]
Figure 20
Figure 20. Figure 20: FIG. 20. Time sequence of a dipolar oscillon. The [PITH_FULL_IMAGE:figures/full_fig_p031_20.png]
Figure 19
Figure 19. Figure 19: FIG. 19. ( [PITH_FULL_IMAGE:figures/full_fig_p031_19.png]
Figure 21
Figure 21. Figure 21: FIG. 21. Q-balls generated from the AD condensate frag [PITH_FULL_IMAGE:figures/full_fig_p039_21.png]
Figure 22
Figure 22. Figure 22: FIG. 22. Stochastic GW backgrounds from Q-balls induced [PITH_FULL_IMAGE:figures/full_fig_p041_22.png]
Figure 23
Figure 23. Figure 23: FIG. 23. Fraction of the total energy stored in oscillons after [PITH_FULL_IMAGE:figures/full_fig_p044_23.png]
Figure 24
Figure 24. Figure 24: FIG. 24. Stochastic GW backgrounds from oscillons in the [PITH_FULL_IMAGE:figures/full_fig_p045_24.png]

Discussion (0). Continue with ORCID to comment.

Forward citations

Cited by 9 Pith papers

Reviewed papers in the Pith corpus that reference this work. Sorted by Pith novelty score. Full citation record

  1. Soft Oscillons

    hep-th 2025-05 conditional novelty 8.0 of 10

    Scalar fields with plateau potentials support soft oscillons: localized, long-lived oscillations with arbitrarily large radius, frequency set by the radius, and evaporation power scaling linearly or quadratically with radius.

  2. Excited oscillons and charge-swapping

    hep-th 2025-04 accept novelty 7.0 of 10

    Charge-swapping solitons in the complex phi^6 model are reinterpreted as real oscillons with an imaginary-direction excitation, and a two-dimensional collective model reproduces the dynamics.

  3. Oscillons from $Q$-balls

    hep-th 2025-02 conditional novelty 7.0 of 10

    Oscillons in (1+1) dimensions are shown, at leading nonlinear order, to arise from universal Q-ball solutions, with modulated oscillons described by two-Q-ball bound states of the complex sine-Gordon model.

  4. Standard Model Effective Field Theory and Oscillons

    hep-th 2026-07 conditional novelty 6.0 of 10

    The SMEFT operator O6=(Φ†Φ)³ extends SU(2) electroweak oscillon lifetimes by orders of magnitude at the physical mH/mW=1.556 for couplings below current bounds.

  5. Oscillon Floquet Modes and the Operators that Excite Them

    hep-th 2026-07 conditional novelty 6.0 of 10

    Relativistic Floquet modes of the oscillon are expressed in elementary functions, and their quantum creation/annihilation operators are shown to satisfy the oscillator algebra at the computed order.

  6. Hydrodynamic properties in soliton field theory

    hep-th 2025-10 conditional novelty 6.0 of 10

    Soliton formation in complex scalar field theory is framed as sound-mode-induced phase separation, and cylindrical Q-strings are shown to suffer a Rayleigh-Plateau membrane instability that breaks them into spheres.

  7. Ephemeral Oscillons in Scalar-Tensor Theories: The Higgs-like case

    hep-ph 2025-01 conditional novelty 6.0 of 10

    In a Higgs-like Einstein-Cartan inflation model, oscillons formed after inflation are short-lived and their decay drives radiation domination within about four e-folds.

  8. Isotropic background and anisotropies of gravitational waves induced by cosmological soliton isocurvature perturbations

    astro-ph.CO 2025-01 conditional novelty 6.0 of 10

    Soliton isocurvature perturbations produce gravitational waves whose sky anisotropies are enhanced by non-Gaussianity, offering a new probe of the early universe.

  9. Resonances in Lifetimes of AdS Oscillon

    hep-th 2025-05 conditional novelty 5.0 of 10

    AdS oscillon lifetimes show resonance peaks both in initial core size and in spacetime curvature radius, with fitted logarithmic exponents and bifurcating peaks under reflected waves.

Reference graph

Works this paper leans on

300 extracted references · 24 canonical work pages · cited by 9 Pith papers

  1. [1]

    Note that the original model

    Friedberg-Lee model Let us take the Friedberg-Lee model [9, 11, 125] as an example, which is given by the following phenomenolog- ical Lagrangian L = ¯ψ(i /D − m)ψ − 1 4 κ(σ)F µν c F c µν − 1 2 ∂µσ∂µσ − V (σ) − f σ¯ψψ, (208) where the quark field ψ contains the color as well as the flavor degrees of freedom. Note that the original model

  2. [2]

    Similar to the case of the AD condensate fragmentation, significant GWs can be generated during the formation of oscillons

    GWs and primordial BHs from oscillons An important consequence of the inflaton condensate fragmenting into oscillons is the generation of a stochastic GW background [375–379]. Similar to the case of the AD condensate fragmentation, significant GWs can be generated during the formation of oscillons. To compute the GW production from oscillon forma- tion, o...

  3. [3]

    Many of these scenarios are intimately related the dark matter problem

    Q-balls and dark matter The cosmological consequences following the formation of Q-balls from the AD condensate can be very diverse. Many of these scenarios are intimately related the dark matter problem. Depending on whether the lifetimes of Q-balls are longer than the age of the universe, Q- balls can be a candidate of dark matter or decay into SUSY dar...

  4. [4]

    scalar gluon

    GWs and primordial BHs from Q-balls Strictly spherical objects such as properly formed Q- balls do not emit gravitational waves, as a result of Birkhoff’s theorem. However, the process of the AD con- densate fragmenting into Q-balls during and after para- metric resonance is highly nonperturbative and can emit sizable gravitational waves (GWs). Generally,...

  5. [5]

    H. B. Nielsen and P. Olesen, Nucl. Phys. B 61, 45 (1973)

  6. [6]

    This is because current cosmological observa- tions suggest an inflationary model with a potential that supports oscillon formation after inflation

    Oscillons from preheating A very promising scenario for oscillons to form in the early universe is via parametric resonance in the preheat- ing period after inflation [174, 190, 360–371] (see [372] for a review). This is because current cosmological observa- tions suggest an inflationary model with a potential that supports oscillon formation after inflat...

  7. [7]

    A. M. Polyakov, JETP Lett. 20, 194 (1974)

  8. [8]

    Friedberg, T

    R. Friedberg, T. D. Lee, and A. Sirlin, Phys. Rev. D 13, 2739 (1976)

Show all 300 references
  1. [9]

    Since this model has already been reviewed in some detail in [11], our discussion here will be brief

    differs slightly from the above model in terms of the field content, while in [125] the scalar σ is re-interpreted as a long-range order in the vacuum and the model is further justified and developed from the perspectives of QCD. Since this model has already been reviewed in s...

  2. [10]

    Thus, static solitons do not exist for the Lagrangian (A1) in a higher than 1+1D spacetime 6

    However, for d ≥ 2, it is clear that Eλ cannot be sta- tionary at λ = 1. Thus, static solitons do not exist for the Lagrangian (A1) in a higher than 1+1D spacetime 6. For d = 1, it is possible to have a stationary point at λ = 1, consistent with the existence of static soliton...

  3. [11]

    C. S. Gardner, J. M. Greene, M. D. Kruskal, and R. M. Miura, Phys. Rev. Lett. 19, 1095 (1967)

  4. [12]

    N. S. Manton and P. Sutcliffe, Topological solitons, Cambridge Monographs on Mathematical Physics (Cambridge University Press, 2004)

  5. [13]

    L. H. Ryder, Quantum Field Theory (Cambridge Uni- versity Press, 1996)

  6. [14]

    G. H. Derrick, J. Math. Phys. 5, 1252 (1964)

  7. [15]

    Enqvist and J

    K. Enqvist and J. McDonald, Phys. Lett. B 425, 309 (1998), arXiv:hep-ph/9711514

  8. [16]

    ’t Hooft, Nucl

    G. ’t Hooft, Nucl. Phys. B 79, 276 (1974)

  9. [17]

    Kasuya and M

    S. Kasuya and M. Kawasaki, Phys. Rev. D 62, 023512 (2000), arXiv:hep-ph/0002285

  10. [18]

    I. L. Bogolyubsky, Phys. Lett. A 61, 205 (1977)

  11. [19]

    Friedberg and T

    R. Friedberg and T. D. Lee, Phys. Rev. D 16, 1096 (1977)

  12. [20]

    S. R. Coleman, Nucl. Phys. B 262, 263 (1985), [Adden- dum: Nucl.Phys.B 269, 744 (1986)]

  13. [21]

    T. D. Lee and Y. Pang, Phys. Rept. 221, 251 (1992)

  14. [22]

    Rosen, J

    G. Rosen, J. Math. Phys. 9, 996 (1968)

  15. [23]

    As these oscillons are long-lived, an oscillon-dominated period will follow after preheating, in which the scale factor scales as in a matter-dominated epoch

    As we might expect, strong parametric resonance (max(|ℜ(µk)|/H) ≳ 10, ℜ(µk) being the real part of the Floquet exponent) is necessary for inducing an oscillon- dominated universe. As these oscillons are long-lived, an oscillon-dominated period will follow after preheating, in ...

  16. [24]

    Kusenko, Phys

    A. Kusenko, Phys. Lett. B 405, 108 (1997), arXiv:hep- ph/9704273

  17. [25]

    The mass spectrum of the produced primordial BHs have also been estimated, and it is found that these pri- mordial BHs can potentially account for all dark matter [305, 393]. Apart from the stochastic GW background produced directly from nonlinear causal interactions during os...

  18. [26]

    Kusenko and M

    A. Kusenko and M. E. Shaposhnikov, Phys. Lett. B418, 46 (1998), arXiv:hep-ph/9709492

  19. [27]

    Kasuya and M

    S. Kasuya and M. Kawasaki, Phys. Rev. D 61, 041301 (2000), arXiv:hep-ph/9909509

  20. [28]

    Tomboulis, Phys

    E. Tomboulis, Phys. Rev. D 12, 1678 (1975)

  21. [29]

    I. L. Bogolyubsky and V. G. Makhankov, JETP Letters 25, 107 (1977)

  22. [30]

    Gleiser, Phys

    M. Gleiser, Phys. Rev. D 49, 2978 (1994), arXiv:hep- ph/9308279

  23. [31]

    E. J. Copeland, M. Gleiser, and H. R. Muller, Phys. Rev. D 52, 1920 (1995), arXiv:hep-ph/9503217

  24. [32]

    S. Y. Khlebnikov and I. I. Tkachev, Phys. Rev. Lett. 77, 219 (1996), arXiv:hep-ph/9603378

  25. [33]

    Berges, AIP Conf

    J. Berges, AIP Conf. Proc. 739, 3 (2004), arXiv:hep- ph/0409233

  26. [34]

    R. F. Dashen, B. Hasslacher, and A. Neveu, Phys. Rev. D 10, 4114 (1974)

  27. [35]

    Gervais and B

    J.-L. Gervais and B. Sakita, Phys. Rev. D 11, 2943 (1975)

  28. [36]

    Goldstone and R

    J. Goldstone and R. Jackiw, Phys. Rev. D 11, 1486 (1975)

  29. [37]

    N. H. Christ and T. D. Lee, Phys. Rev. D 12, 1606 (1975)

  30. [38]

    Mai and P

    M. Mai and P. Schweitzer, Phys. Rev. D 86, 096002 (2012), arXiv:1206.2930 [hep-ph]

  31. [39]

    Creutz, Phys

    M. Creutz, Phys. Rev. D 12, 3126 (1975)

  32. [40]

    Salle, Phys

    M. Salle, Phys. Rev. D 69, 025005 (2004), arXiv:hep- ph/0307080

  33. [41]

    Borsanyi and M

    S. Borsanyi and M. Hindmarsh, Phys. Rev. D 77, 045022 (2008), arXiv:0712.0300 [hep-ph]. 6 It is actually not necessary to assume that the potential V is positive or bounded from below. One can just additionally eval- uate d2Eλ=1/dλ2 and find that it can not be positive [4], wh...

  34. [42]

    Tranberg and D

    A. Tranberg and D. J. Weir, JHEP 04, 184, arXiv:1310.7487 [hep-ph]

  35. [43]

    Q.-X. Xie, P. M. Saffin, A. Tranberg, and S.-Y. Zhou, JHEP 01, 165, arXiv:2312.01139 [hep-th]

  36. [44]

    Jetzer, Phys

    P. Jetzer, Phys. Rept. 220, 163 (1992)

  37. [45]

    S. L. Liebling and C. Palenzuela, Living Rev. Rel. 26, 1 (2023), arXiv:1202.5809 [gr-qc]

  38. [46]

    Visinelli, Int

    L. Visinelli, Int. J. Mod. Phys. D 30, 2130006 (2021), arXiv:2109.05481 [gr-qc]

  39. [47]

    E. Y. Nugaev and A. V. Shkerin, J. Exp. Theor. Phys. 130, 301 (2020), arXiv:1905.05146 [hep-th]

  40. [48]

    Bazeia, L

    D. Bazeia, L. Losano, M. A. Marques, and R. Menezes, Phys. Lett. B 765, 359 (2017), arXiv:1612.04442 [hep- th]

  41. [49]

    Almumin, J

    Y. Almumin, J. Heeck, A. Rajaraman, and C. B. Verhaaren, Eur. Phys. J. C 82, 801 (2022), arXiv:2112.00657 [hep-th]

  42. [50]

    Kusenko, Phys

    A. Kusenko, Phys. Lett. B 404, 285 (1997), arXiv:hep- th/9704073

  43. [51]

    Sakai and M

    N. Sakai and M. Sasaki, Prog. Theor. Phys. 119, 929 (2008), arXiv:0712.1450 [hep-ph]

  44. [52]

    M. N. Smolyakov, Phys. Rev. D 100, 045002 (2019), arXiv:1906.02117 [hep-th]

  45. [53]

    Battye and P

    R. Battye and P. Sutcliffe, Nucl. Phys. B 590, 329 (2000), arXiv:hep-th/0003252

  46. [54]

    Campanelli and M

    L. Campanelli and M. Ruggieri, Phys. Rev. D 77, 043504 (2008), arXiv:0712.3669 [hep-th]

  47. [55]

    M. I. Tsumagari, E. J. Copeland, and P. M. Saffin, Phys. Rev. D 78, 065021 (2008), arXiv:0805.3233 [hep-th]

  48. [56]

    E. J. Copeland and M. I. Tsumagari, Phys. Rev. D 80, 025016 (2009), arXiv:0905.0125 [hep-th]

  49. [57]

    Gleiser and J

    M. Gleiser and J. Thorarinson, Phys. Rev. D 73, 065008 (2006), arXiv:hep-th/0505251

  50. [58]

    Heeck and M

    J. Heeck and M. Sokhashvili, Phys. Rev. D 107, 016006 (2023), arXiv:2211.00021 [hep-ph]

  51. [59]

    Bazeia, L

    D. Bazeia, L. Losano, M. A. Marques, R. Menezes, and R. da Rocha, Phys. Lett. B 758, 146 (2016), arXiv:1604.08871 [hep-th]

  52. [60]

    Bazeia, M

    D. Bazeia, M. A. Marques, and R. Menezes, EPL 127, 21001 (2019), arXiv:1909.01163 [hep-th]

  53. [61]

    Theodorakis, Phys

    S. Theodorakis, Phys. Rev. D 61, 047701 (2000)

  54. [62]

    I. E. Gulamov, E. Y. Nugaev, and M. N. Smolyakov, Phys. Rev. D 87, 085043 (2013), arXiv:1303.1173 [hep- th]

  55. [63]

    Enqvist and J

    K. Enqvist and J. McDonald, Nucl. Phys. B 538, 321 (1999), arXiv:hep-ph/9803380

  56. [64]

    Dine and A

    M. Dine and A. Kusenko, Rev. Mod. Phys. 76, 1 (2003), arXiv:hep-ph/0303065

  57. [65]

    Bialynicki-Birula and J

    I. Bialynicki-Birula and J. Mycielski, (1975)

  58. [66]

    Kovtun, E

    A. Kovtun, E. Nugaev, and A. Shkerin, Phys. Rev. D 98, 096016 (2018), arXiv:1805.03518 [hep-th]

  59. [67]

    Heeck, A

    J. Heeck, A. Rajaraman, R. Riley, and C. B. Verhaaren, Phys. Rev. D 103, 045008 (2021), arXiv:2009.08462 [hep-th]

  60. [68]

    Graham, Phys

    N. Graham, Phys. Lett. B 513, 112 (2001), arXiv:hep- th/0105009

  61. [69]

    Paccetti Correia and M

    F. Paccetti Correia and M. G. Schmidt, Eur. Phys. J. C 21, 181 (2001), arXiv:hep-th/0103189

  62. [70]

    Lennon, (2021), arXiv:2112.14263 [hep-ph]

    O. Lennon, (2021), arXiv:2112.14263 [hep-ph]

  63. [71]

    Lennon, (2021), arXiv:2201.00024 [hep-ph]

    O. Lennon, (2021), arXiv:2201.00024 [hep-ph]

  64. [72]

    Lennon, (2021), arXiv:2112.12547 [hep-ph]

    O. Lennon, (2021), arXiv:2112.12547 [hep-ph]. 48

  65. [73]

    Fa´ undez and R

    A. Fa´ undez and R. Gannouji, Phys. Rev. D107, 104058 (2023), arXiv:2301.05890 [hep-th]

  66. [74]

    Kuniyasu, N

    M. Kuniyasu, N. Sakai, and K. Shiraishi, Phys. Rev. D 94, 116001 (2016)

  67. [75]

    Pearce, G

    L. Pearce, G. White, and A. Kusenko, JHEP 08, 033, arXiv:2205.13557 [hep-ph]

  68. [76]

    A. D. Linde, Nucl. Phys. B 216, 421 (1983), [Erratum: Nucl.Phys.B 223, 544 (1983)]

  69. [77]

    J. R. Espinosa, J. Heeck, and M. Sokhashvili, Phys. Rev. D 108, 056019 (2023), arXiv:2307.05667 [hep-ph]

  70. [78]

    M. S. Volkov and E. Wohnert, Phys. Rev. D 66, 085003 (2002), arXiv:hep-th/0205157

  71. [79]

    Levkov, E

    D. Levkov, E. Nugaev, and A. Popescu, JHEP 12, 131, arXiv:1711.05279 [hep-ph]

  72. [80]

    E. Y. Nugaev and M. N. Smolyakov, JHEP 07, 009, arXiv:1311.3418 [hep-th]

  73. [81]

    Klimas and L

    P. Klimas and L. R. Livramento, Phys. Rev. D 96, 016001 (2017), arXiv:1704.01132 [hep-th]

  74. [82]

    Klimas, L

    P. Klimas, L. C. Kubaski, N. Sawado, and S. Yanai, JHEP 09, 084, arXiv:2107.09831 [hep-th]

  75. [83]

    Klimas, N

    P. Klimas, N. Sawado, and S. Yanai, Phys. Rev. D 105, 085004 (2022), arXiv:2201.09239 [hep-th]

  76. [84]

    Klimas, L

    P. Klimas, L. C. Kubaski, N. Sawado, and S. Yanai, (2023), arXiv:2311.13076 [hep-th]

  77. [85]

    Bishara and O

    F. Bishara and O. Lennon, JHEP 10, 079, arXiv:2110.02236 [hep-ph]

  78. [86]

    Sutcliffe, JHEP 06, 162, arXiv:2304.05521 [hep-th]

    P. Sutcliffe, JHEP 06, 162, arXiv:2304.05521 [hep-th]

  79. [87]

    Heusler, N

    M. Heusler, N. Straumann, and M. S. Volkov, Phys. Rev. D 58, 105021 (1998), arXiv:gr-qc/9805061

  80. [88]

    Hasegawa, J.-P

    F. Hasegawa, J.-P. Hong, and M. Suzuki, Phys. Lett. B 798, 135001 (2019), arXiv:1903.07281 [hep-ph]

  81. [89]

    Kleihaus, J

    B. Kleihaus, J. Kunz, and M. List, Phys. Rev. D 72, 064002 (2005), arXiv:gr-qc/0505143

  82. [90]

    Kleihaus, J

    B. Kleihaus, J. Kunz, M. List, and I. Schaffer, Phys. Rev. D 77, 064025 (2008), arXiv:0712.3742 [gr-qc]

  83. [91]

    Campanelli and M

    L. Campanelli and M. Ruggieri, Phys. Rev. D 80, 036006 (2009), arXiv:0904.4802 [hep-th]

  84. [92]

    Almumin, J

    Y. Almumin, J. Heeck, A. Rajaraman, and C. B. Verhaaren, Eur. Phys. J. C 84, 364 (2024), arXiv:2302.11589 [hep-th]

  85. [93]

    Yoshida and Y

    S. Yoshida and Y. Eriguchi, Phys. Rev. D 56, 762 (1997)

  86. [94]

    E. J. Copeland, P. M. Saffin, and S.-Y. Zhou, Phys. Rev. Lett. 113, 231603 (2014), arXiv:1409.3232 [hep-th]

  87. [95]

    Q.-X. Xie, P. M. Saffin, and S.-Y. Zhou, JHEP 07, 062, arXiv:2101.06988 [hep-th]

  88. [96]

    S.-Y. Hou, P. M. Saffin, Q.-X. Xie, and S.-Y. Zhou, JHEP 07, 060, arXiv:2202.08392 [hep-ph]

  89. [97]

    Jaramillo and S.-Y

    V. Jaramillo and S.-Y. Zhou, Phys. Rev. D 110, 084069 (2024), arXiv:2407.12084 [gr-qc]

  90. [98]

    Axenides, S

    M. Axenides, S. Komineas, L. Perivolaropoulos, and M. Floratos, Phys. Rev. D 61, 085006 (2000), arXiv:hep-ph/9910388

  91. [99]

    Jaramillo and S.-Y

    V. Jaramillo and S.-Y. Zhou, (2024), arXiv:2411.08985 [gr-qc]

  92. [100]

    Loiko, I

    V. Loiko, I. Perapechka, and Y. Shnir, EPL 133, 41001 (2021), arXiv:2012.01052 [hep-th]

  93. [101]

    R. S. Ward, J. Math. Phys. 44, 3555 (2003), arXiv:hep- th/0302045

  94. [102]

    Shnir, J

    Y. Shnir, J. Phys. A 44, 425202 (2011), arXiv:1101.5366 [hep-th]

  95. [103]

    A. Y. Loginov and V. V. Gauzshtein, Eur. Phys. J. C 79, 780 (2019), arXiv:1906.02447 [hep-th]

  96. [104]

    Y. Bai, S. Lu, and N. Orlofsky, JHEP 01, 109, arXiv:2111.10360 [hep-ph]

  97. [105]

    Alonso-Izquierdo and C

    A. Alonso-Izquierdo and C. G. Sanchez, Phys. Rev. D 107, 125004 (2023), arXiv:2303.01537 [hep-th]

  98. [106]

    Garc ´ ıa, M

    P. Garc ´ ıa, M. P. G. del Moral, J. M. Pe˜ na, and R. Prado- Fuentes, (2023), arXiv:2302.12373 [hep-th]

  99. [107]

    Nugaev, A

    E. Nugaev, A. Shkerin, and M. Smolyakov, JHEP 12, 032, arXiv:1609.05568 [hep-th]

  100. [108]

    Brito, V

    R. Brito, V. Cardoso, and P. Pani, Lect. Notes Phys. 906, pp.1 (2015), arXiv:1501.06570 [gr-qc]

  101. [109]

    P. J. Ruback, Nucl. Phys. B 296, 669 (1988)

  102. [110]

    Bowcock, D

    P. Bowcock, D. Foster, and P. Sutcliffe, J. Phys. A 42, 085403 (2009), arXiv:0809.3895 [hep-th]

  103. [111]

    K. A. Gorshkov and L. A. Ostrovsky, Physica D 3, 428 (1981)

  104. [112]

    M. P. Kinach and M. W. Choptuik, Phys. Rev. D 110, 015012 (2024), arXiv:2404.04323 [hep-th]

  105. [113]

    M. P. Kinach and M. W. Choptuik, Phys. Rev. D 110, 075033 (2024), arXiv:2408.07561 [hep-th]

  106. [114]

    D. K. Hong and S. J. Lonsdale, (2024), arXiv:2408.12342 [hep-ph]

  107. [115]

    R. H. Dicke, Phys. Rev. 93, 99 (1954)

  108. [116]

    S. J. Masson and A. Asenjo-Garcia, Nature Communi- cations 13, 2285 (2022)

  109. [117]

    J. D. Bekenstein and M. Schiffer, Phys. Rev. D 58, 064014 (1998), arXiv:gr-qc/9803033

  110. [118]

    Friedberg and T

    R. Friedberg and T. D. Lee, Phys. Rev. D 15, 1694 (1977)

  111. [119]

    P. M. Saffin, Q.-X. Xie, and S.-Y. Zhou, Phys. Rev. Lett. 131, 111601 (2023), arXiv:2212.03269 [hep-th]

  112. [120]

    Cardoso, R

    V. Cardoso, R. Vicente, and Z. Zhong, Phys. Rev. Lett. 131, 111602 (2023), arXiv:2307.13734 [hep-th]

  113. [121]

    Zhang, F.-M

    G.-D. Zhang, F.-M. Chang, P. M. Saffin, Q.-X. Xie, and S.-Y. Zhou, Phys. Rev. D 110, 043504 (2024), arXiv:2402.03193 [hep-th]

  114. [122]

    H.-Y. Gao, P. M. Saffin, Y.-J. Wang, Q.-X. Xie, and S.-Y. Zhou, Sci. China Phys. Mech. Astron. 67, 260413 (2024), arXiv:2306.01868 [gr-qc]

  115. [123]

    Chang, H.-Y

    F.-M. Chang, H.-Y. Gao, V. Jaramillo, and X. Meng, To appear

  116. [124]

    Borsanyi and M

    S. Borsanyi and M. Hindmarsh, Phys. Rev. D 79, 065010 (2009), arXiv:0809.4711 [hep-ph]

  117. [125]

    S. R. Coleman, Phys. Rev. D 15, 2929 (1977), [Erratum: Phys.Rev.D 16, 1248 (1977)]

  118. [126]

    A. G. Cohen, S. R. Coleman, H. Georgi, and A. Manohar, Nucl. Phys. B 272, 301 (1986)

  119. [127]

    W. A. Bardeen, M. S. Chanowitz, S. D. Drell, M. We- instein, and T.-M. Yan, Phys. Rev. D 11, 1094 (1975)

  120. [128]

    Xie, JHEP 09, 077, arXiv:2405.01227 [hep-ph]

    K.-P. Xie, JHEP 09, 077, arXiv:2405.01227 [hep-ph]

  121. [129]

    D. A. Demir, Phys. Lett. B 495, 357 (2000), arXiv:hep- ph/0006344

  122. [130]

    Abel and A

    S. Abel and A. Kehagias, JHEP 11, 096, arXiv:1507.04557 [hep-th]

  123. [131]

    J. L. Bl´ azquez-Salcedo, M.-A. Dariescu, C. Dariescu, E. Radu, and C. Stelea, Phys. Lett. B 827, 136993 (2022), arXiv:2204.05244 [gr-qc]

  124. [132]

    Rajaraman, A

    A. Rajaraman, A. Stewart, and C. B. Verhaaren, Phys. Rev. D 109, 086003 (2024), arXiv:2310.13660 [hep-th]

  125. [133]

    S. S. Clark, Nucl. Phys. B 756, 38 (2006), arXiv:hep- ph/0510078

  126. [134]

    Multamaki and I

    T. Multamaki and I. Vilja, Nucl. Phys. B 574, 130 (2000), arXiv:hep-ph/9908446

  127. [135]

    Friedberg and T

    R. Friedberg and T. D. Lee, Phys. Rev. D 18, 2623 (1978). 49

  128. [136]

    Goldflam and L

    R. Goldflam and L. Wilets, Phys. Rev. D 25, 1951 (1982)

  129. [137]

    R. T. Cahill and C. D. Roberts, Phys. Rev. D 32, 2419 (1985)

  130. [138]

    Heeck, A

    J. Heeck, A. Rajaraman, R. Riley, and C. B. Verhaaren, Phys. Rev. D 103, 116004 (2021), arXiv:2103.06905 [hep-th]

  131. [139]

    K.-M. Lee, J. A. Stein-Schabes, R. Watkins, and L. M. Widrow, Phys. Rev. D 39, 1665 (1989)

  132. [140]

    T. S. Levi and M. Gleiser, Phys. Rev. D 66, 087701 (2002), arXiv:hep-ph/0110395

  133. [141]

    Kusenko, M

    A. Kusenko, M. E. Shaposhnikov, and P. G. Tinyakov, Pisma Zh. Eksp. Teor. Fiz. 67, 229 (1998), arXiv:hep- th/9801041

  134. [142]

    Benci and D

    V. Benci and D. Fortunato, J. Math. Phys. 52, 093701 (2011), arXiv:1011.5044 [math-ph]

  135. [143]

    Rosen, J

    G. Rosen, J. Math. Phys. 9, 999 (1968)

  136. [144]

    I. E. Gulamov, E. Y. Nugaev, and M. N. Smolyakov, Phys. Rev. D 89, 085006 (2014), arXiv:1311.0325 [hep- th]

  137. [145]

    I. E. Gulamov, E. Y. Nugaev, A. G. Panin, and M. N. Smolyakov, Phys. Rev. D 92, 045011 (2015), arXiv:1506.05786 [hep-th]

  138. [146]

    A. G. Panin and M. N. Smolyakov, Phys. Rev. D 95, 065006 (2017), arXiv:1612.00737 [hep-th]

  139. [147]

    Heeck, A

    J. Heeck, A. Rajaraman, and C. B. Verhaaren, Phys. Rev. D 104, 016030 (2021), arXiv:2105.02893 [hep-th]

  140. [148]

    A. Y. Loginov, Phys. Rev. D 91, 105028 (2015)

  141. [149]

    Heeck, A

    J. Heeck, A. Rajaraman, R. Riley, and C. B. Verhaaren, JHEP 10, 103, arXiv:2107.10280 [hep-th]

  142. [150]

    Loiko and Y

    V. Loiko and Y. Shnir, Phys. Rev. D 106, 045021 (2022), arXiv:2207.02646 [hep-th]

  143. [151]

    Loiko and Y

    V. Loiko and Y. Shnir, Phys. Lett. B 797, 134810 (2019), arXiv:1906.01943 [hep-th]

  144. [152]

    M. P. Kinach and M. W. Choptuik, Phys. Rev. D 107, 035022 (2023), arXiv:2211.11198 [hep-th]

  145. [153]

    Rajaraman, (2024), arXiv:2406.02817 [hep-th]

    A. Rajaraman, (2024), arXiv:2406.02817 [hep-th]

  146. [154]

    A. Y. Loginov and V. V. Gauzshtein, Phys. Rev. D 102, 025010 (2020), arXiv:2004.03446 [hep-th]

  147. [155]

    Almumin, (2024), arXiv:2404.03053 [hep-th]

    Y. Almumin, (2024), arXiv:2404.03053 [hep-th]

  148. [156]

    Arodz and J

    H. Arodz and J. Lis, Phys. Rev. D 79, 045002 (2009), arXiv:0812.3284 [hep-th]

  149. [157]

    Han and G

    X. Han and G. Su, J. Math. Phys. 64, 111505 (2023), arXiv:2308.06458 [math-ph]

  150. [158]

    Adams, N

    A. Adams, N. Arkani-Hamed, S. Dubovsky, A. Nicolis, and R. Rattazzi, JHEP 10, 014, arXiv:hep-th/0602178

  151. [159]

    Ishihara and T

    H. Ishihara and T. Ogawa, PTEP 2019, 021B01 (2019), arXiv:1811.10894 [hep-th]

  152. [160]

    Forg´ acs and A

    P. Forg´ acs and A. Luk´ acs, Phys. Rev. D102, 076017 (2020), arXiv:2008.09844 [hep-th]

  153. [161]

    A. Y. Loginov, Phys. Lett. B 848, 138336 (2024), arXiv:2307.00282 [hep-th]

  154. [162]

    Hong and M

    J.-P. Hong and M. Kawasaki, Phys. Rev. D 96, 103526 (2017), arXiv:1706.01651 [hep-ph]

  155. [163]

    K. N. Anagnostopoulos, M. Axenides, E. G. Floratos, and N. Tetradis, Phys. Rev. D 64, 125006 (2001), arXiv:hep-ph/0109080

  156. [164]

    Deshaies-Jacques and R

    M. Deshaies-Jacques and R. MacKenzie, Phys. Rev. D 74, 025006 (2006), arXiv:hep-th/0604036

  157. [165]

    K. G. Wilson, Phys. Rev. B 4, 3174 (1971)

  158. [166]

    Weinberg, Physica A 96, 327 (1979)

    S. Weinberg, Physica A 96, 327 (1979)

  159. [167]

    C. P. Burgess, Introduction to Effective Field Theory (Cambridge University Press, 2020)

  160. [168]

    A. M. Safian, S. R. Coleman, and M. Axenides, Nucl. Phys. B 297, 498 (1988)

  161. [169]

    A. J. Tolley, Z.-Y. Wang, and S.-Y. Zhou, JHEP 05, 255, arXiv:2011.02400 [hep-th]

  162. [170]

    de Rham, S

    C. de Rham, S. Kundu, M. Reece, A. J. Tolley, and S.-Y. Zhou, in Snowmass 2021 (2022) arXiv:2203.06805 [hep-th]

  163. [171]

    Hamada, K

    Y. Hamada, K. Kawana, T. Kim, and P. Lu, JHEP 08, 242, arXiv:2407.11115 [hep-ph]

  164. [172]

    Kim and E

    E. Kim and E. Nugaev, Eur. Phys. J. C 84, 797 (2024), arXiv:2309.09661 [hep-ph]

  165. [173]

    E. Kim, E. Nugaev, and Y. Shnir, Phys. Lett. B 856, 138881 (2024), arXiv:2405.09262 [hep-ph]

  166. [174]

    Heeck and M

    J. Heeck and M. Sokhashvili, Eur. Phys. J. C 83, 526 (2023), arXiv:2303.09566 [hep-ph]

  167. [175]

    Zhong and H

    Y. Zhong and H. Cheng, Int. J. Theor. Phys. 58, 2251 (2019), arXiv:1807.03695 [hep-th]

  168. [176]

    Loiko, I

    V. Loiko, I. Perapechka, and Y. Shnir, Phys. Rev. D 98, 045018 (2018), arXiv:1805.11929 [hep-th]

  169. [177]

    Brihaye and F

    Y. Brihaye and F. Buisseret, Phys. Rev. D 109, 076029 (2024), arXiv:2402.15396 [hep-th]

  170. [178]

    Van Dissel and E

    F. Van Dissel and E. I. Sfakianakis, Phys. Rev. D 106, 096018 (2022), arXiv:2010.07789 [hep-th]

  171. [179]

    A. M. Safian, Nucl. Phys. B 304, 392 (1988)

  172. [180]

    M. A. Amin and D. Shirokoff, Phys. Rev. D 81, 085045 (2010), arXiv:1002.3380 [astro-ph.CO]

  173. [181]

    M. A. Amin, (2010), arXiv:1006.3075 [astro-ph.CO]

  174. [182]

    Silverstein and A

    E. Silverstein and A. Westphal, Phys. Rev. D78, 106003 (2008), arXiv:0803.3085 [hep-th]

  175. [183]

    McAllister, E

    L. McAllister, E. Silverstein, and A. Westphal, Phys. Rev. D 82, 046003 (2010), arXiv:0808.0706 [hep-th]

  176. [184]

    M. A. Amin, R. Easther, H. Finkel, R. Flauger, and M. P. Hertzberg, Phys. Rev. Lett. 108, 241302 (2012), arXiv:1106.3335 [astro-ph.CO]

  177. [185]

    Aghanim et al

    N. Aghanim et al. (Planck), Astron. Astrophys. 641, A6 (2020), [Erratum: Astron.Astrophys. 652, C4 (2021)], arXiv:1807.06209 [astro-ph.CO]

  178. [186]

    M. A. Amin, Phys. Rev. D 87, 123505 (2013), arXiv:1303.1102 [astro-ph.CO]

  179. [187]

    Sakstein and M

    J. Sakstein and M. Trodden, Phys. Rev. D 98, 123512 (2018), arXiv:1809.07724 [hep-th]

  180. [188]

    Hindmarsh and P

    M. Hindmarsh and P. Salmi, Phys. Rev. D 74, 105005 (2006), arXiv:hep-th/0606016

  181. [189]

    Jain and M

    M. Jain and M. A. Amin, Phys. Rev. D 105, 056019 (2022), arXiv:2109.04892 [hep-th]

  182. [190]

    Zhang, M

    H.-Y. Zhang, M. Jain, and M. A. Amin, Phys. Rev. D 105, 096037 (2022), arXiv:2111.08700 [astro-ph.CO]

  183. [191]

    Jain, Phys

    M. Jain, Phys. Rev. D 106, 085011 (2022), arXiv:2205.03418 [hep-ph]

  184. [192]

    Zhang, arXiv:2401.00043 [hep-ph]

    H.-Y. Zhang, arXiv:2401.00043 [hep-ph]

  185. [193]

    Z. Wang, T. Helfer, and M. A. Amin, Phys. Rev. D 109, 024019 (2024), arXiv:2309.04345 [gr-qc]

  186. [194]

    M. A. Amin, I. Banik, C. Negreanu, and I.-S. Yang, Phys. Rev. D 90, 085024 (2014), arXiv:1410.1822 [hep- th]

  187. [195]

    D. G. Levkov and V. E. Maslov, Phys. Rev. D 108, 063514 (2023), arXiv:2306.06171 [hep-th]

  188. [196]

    Gleiser and A

    M. Gleiser and A. Sornborger, Phys. Rev. E 62, 1368 (2000), arXiv:patt-sol/9909002

  189. [197]

    Fodor, P

    G. Fodor, P. Forgacs, P. Grandclement, and I. Racz, Phys. Rev. D 74, 124003 (2006), arXiv:hep-th/0609023

  190. [198]

    Cyncynates and T

    D. Cyncynates and T. Giurgica-Tiron, Phys. Rev. D 103, 116011 (2021), arXiv:2104.02069 [hep-ph]

  191. [199]

    Gleiser and D

    M. Gleiser and D. Sicilia, Phys. Rev. D 80, 125037 (2009), arXiv:0910.5922 [hep-th]. 50

  192. [200]

    M. A. Amin, R. Easther, and H. Finkel, JCAP 12, 001, arXiv:1009.2505 [astro-ph.CO]

  193. [201]

    E. A. Andersen and A. Tranberg, JHEP 12, 016, arXiv:1210.2227 [hep-ph]

  194. [202]

    Gleiser and N

    M. Gleiser and N. Stamatopoulos, Phys. Rev. D 86, 045004 (2012), arXiv:1205.3061 [hep-th]

  195. [203]

    Salmi and M

    P. Salmi and M. Hindmarsh, Phys. Rev. D 85, 085033 (2012), arXiv:1201.1934 [hep-th]

  196. [204]

    E. P. Honda and M. W. Choptuik, Phys. Rev. D 65, 084037 (2002), arXiv:hep-ph/0110065

  197. [205]

    Wang, Q.-X

    Y.-J. Wang, Q.-X. Xie, and S.-Y. Zhou, Phys. Rev. D 108, 025006 (2023), arXiv:2210.04969 [hep-th]

  198. [206]

    P. M. Saffin and A. Tranberg, JHEP01, 030, arXiv:hep- th/0610191

  199. [207]

    Zhang, M

    H.-Y. Zhang, M. A. Amin, E. J. Copeland, P. M. Saffin, and K. D. Lozanov, JCAP 07, 055, arXiv:2004.01202 [hep-th]

  200. [208]

    Graham and N

    N. Graham and N. Stamatopoulos, Phys. Lett. B 639, 541 (2006), arXiv:hep-th/0604134

  201. [209]

    B. C. Nagy and G. Takacs, Phys. Rev. D 104, 056033 (2021), arXiv:2105.01089 [hep-th]

  202. [210]

    Fodor, arXiv:1911.03340 [hep-th]

    G. Fodor, arXiv:1911.03340 [hep-th]

  203. [211]

    Flach and C

    S. Flach and C. Willis, Physics Reports 295, 181 (1998)

  204. [212]

    Fodor, P

    G. Fodor, P. Forgacs, Z. Horvath, and M. Mezei, Phys. Rev. D 79, 065002 (2009), arXiv:0812.1919 [hep-th]

  205. [213]

    Fodor, P

    G. Fodor, P. Forgacs, Z. Horvath, and M. Mezei, Phys. Lett. B 674, 319 (2009), arXiv:0903.0953 [hep-th]

  206. [214]

    Segur and M

    H. Segur and M. D. Kruskal, Phys. Rev. Lett. 58, 747 (1987)

  207. [215]

    Fodor, P

    G. Fodor, P. Forgacs, Z. Horvath, and A. Lukacs, Phys. Rev. D 78, 025003 (2008), arXiv:0802.3525 [hep-th]

  208. [216]

    M. P. Hertzberg, Phys. Rev. D 82, 045022 (2010), arXiv:1003.3459 [hep-th]

  209. [217]

    Fodor, P

    G. Fodor, P. Forgacs, and M. Mezei, Phys. Rev. D 81, 064029 (2010), arXiv:0912.5351 [gr-qc]

  210. [218]

    M. Ibe, M. Kawasaki, W. Nakano, and E. Sonomoto, JHEP 04, 030, arXiv:1901.06130 [hep-ph]

  211. [219]

    N. G. Vakhitov and A. A. Kolokolov, Radiophysics and Quantum Electronics 16, 783 (1973)

  212. [220]

    Kasuya, M

    S. Kasuya, M. Kawasaki, and F. Takahashi, Phys. Lett. B 559, 99 (2003), arXiv:hep-ph/0209358

  213. [221]

    Kawasaki, F

    M. Kawasaki, F. Takahashi, and N. Takeda, Phys. Rev. D 92, 105024 (2015), arXiv:1508.01028 [hep-th]

  214. [222]

    Mukaida, M

    K. Mukaida, M. Takimoto, and M. Yamada, JHEP 03, 122, arXiv:1612.07750 [hep-ph]

  215. [223]

    M. A. Amin and P. Mocz, Phys. Rev. D 100, 063507 (2019), arXiv:1902.07261 [astro-ph.CO]

  216. [224]

    D. G. Levkov, V. E. Maslov, E. Y. Nugaev, and A. G. Panin, JHEP 12, 079, arXiv:2208.04334 [hep-th]

  217. [225]

    Zhang, (2024), arXiv:2406.05031 [hep-ph]

    H.-Y. Zhang, (2024), arXiv:2406.05031 [hep-ph]

  218. [226]

    Mukaida and M

    K. Mukaida and M. Takimoto, JCAP 08, 051, arXiv:1405.3233 [hep-ph]

  219. [227]

    Zhang, JCAP 03, 102, arXiv:2011.11720 [hep-th]

    H.-Y. Zhang, JCAP 03, 102, arXiv:2011.11720 [hep-th]

  220. [228]

    Alvarez-Gaume, M

    L. Alvarez-Gaume, M. Claudson, and M. B. Wise, Nucl. Phys. B 207, 96 (1982)

  221. [229]

    P. M. Saffin, P. Tognarelli, and A. Tranberg, JHEP 08, 125, arXiv:1401.6168 [hep-ph]

  222. [230]

    R. L. Workman et al. (Particle Data Group), PTEP 2022, 083C01 (2022)

  223. [231]

    M. Dine, L. Randall, and S. D. Thomas, Nucl. Phys. B 458, 291 (1996), arXiv:hep-ph/9507453

  224. [232]

    Buccella, J

    F. Buccella, J. P. Derendinger, S. Ferrara, and C. A. Savoy, Phys. Lett. B 115, 375 (1982)

  225. [233]

    Affleck, M

    I. Affleck, M. Dine, and N. Seiberg, Nucl. Phys. B 241, 493 (1984)

  226. [234]

    Gherghetta, C

    T. Gherghetta, C. F. Kolda, and S. P. Martin, Nucl. Phys. B 468, 37 (1996), arXiv:hep-ph/9510370

  227. [235]

    S. P. Martin, Adv. Ser. Direct. High Energy Phys. 18, 1 (1998), arXiv:hep-ph/9709356

  228. [236]

    Dine and W

    M. Dine and W. Fischler, Phys. Lett. B 110, 227 (1982)

  229. [237]

    C. R. Nappi and B. A. Ovrut, Phys. Lett. B 113, 175 (1982)

  230. [238]

    J. R. Ellis, D. V. Nanopoulos, and K. Tamvakis, Phys. Lett. B 121, 123 (1983)

  231. [239]

    Dine and A

    M. Dine and A. E. Nelson, Phys. Rev. D 48, 1277 (1993), arXiv:hep-ph/9303230

  232. [240]

    M. Dine, A. E. Nelson, and Y. Shirman, Phys. Rev. D 51, 1362 (1995), arXiv:hep-ph/9408384

  233. [241]

    M. Dine, A. E. Nelson, Y. Nir, and Y. Shirman, Phys. Rev. D 53, 2658 (1996), arXiv:hep-ph/9507378

  234. [242]

    C. F. Kolda, Nucl. Phys. B Proc. Suppl. 62, 266 (1998), arXiv:hep-ph/9707450

  235. [243]

    G. R. Dvali, Q. Shafi, and R. K. Schaefer, Phys. Rev. Lett. 73, 1886 (1994), arXiv:hep-ph/9406319

  236. [244]

    G. R. Dvali, A. Kusenko, and M. E. Shaposhnikov, Phys. Lett. B 417, 99 (1998), arXiv:hep-ph/9707423

  237. [245]

    A. H. Chamseddine, R. L. Arnowitt, and P. Nath, Phys. Rev. Lett. 49, 970 (1982)

  238. [246]

    Barbieri, S

    R. Barbieri, S. Ferrara, and C. A. Savoy, Phys. Lett. B 119, 343 (1982)

  239. [247]

    L. E. Ibanez, Phys. Lett. B 118, 73 (1982)

  240. [248]

    Griest, E

    K. Griest, E. W. Kolb, and A. Massarotti, Phys. Rev. D 40, 3529 (1989)

  241. [249]

    L. J. Hall, J. D. Lykken, and S. Weinberg, Phys. Rev. D 27, 2359 (1983)

  242. [250]

    Alvarez-Gaume, J

    L. Alvarez-Gaume, J. Polchinski, and M. B. Wise, Nucl. Phys. B 221, 495 (1983)

  243. [251]

    Ellis, K

    J. Ellis, K. A. Olive, V. C. Spanos, and I. D. Stamou, Eur. Phys. J. C 83, 246 (2023), arXiv:2210.16337 [hep- ph]

  244. [252]

    H. P. Nilles, Phys. Rept. 110, 1 (1984)

  245. [253]

    M. B. Einhorn and D. R. T. Jones, Nucl. Phys. B 211, 29 (1983)

  246. [254]

    Kasuya and M

    S. Kasuya and M. Kawasaki, Phys. Rev. Lett. 85, 2677 (2000), arXiv:hep-ph/0006128

  247. [255]

    Kasuya and M

    S. Kasuya and M. Kawasaki, Phys. Rev. D 89, 103534 (2014), arXiv:1402.4546 [hep-ph]

  248. [256]

    J. A. Frieman, G. B. Gelmini, M. Gleiser, and E. W. Kolb, Phys. Rev. Lett. 60, 2101 (1988)

  249. [257]

    J. A. Frieman, A. V. Olinto, M. Gleiser, and C. Alcock, Phys. Rev. D 40, 3241 (1989)

  250. [258]

    G. D. Coughlan, W. Fischler, E. W. Kolb, S. Raby, and G. G. Ross, Phys. Lett. B 131, 59 (1983)

  251. [259]

    Postma, Phys

    M. Postma, Phys. Rev. D 65, 085035 (2002), arXiv:hep- ph/0110199

  252. [260]

    Griest and E

    K. Griest and E. W. Kolb, Phys. Rev. D40, 3231 (1989)

  253. [261]

    Croon, A

    D. Croon, A. Kusenko, A. Mazumdar, and G. White, Phys. Rev. D 101, 085010 (2020), arXiv:1910.09562 [hep-ph]

  254. [262]

    Krylov, A

    E. Krylov, A. Levin, and V. Rubakov, Phys. Rev. D 87, 083528 (2013), arXiv:1301.0354 [hep-ph]

  255. [263]

    Kasuya, M

    S. Kasuya, M. Kawasaki, and N. Tsuji, Phys. Rev. D 109, 083039 (2024), arXiv:2403.01675 [hep-ph]

  256. [264]

    A. K. Lloyd-Stubbs and J. McDonald, Phys. Rev. D 105, 103532 (2022), arXiv:2112.09121 [hep-th]

  257. [265]

    Affleck and M

    I. Affleck and M. Dine, Nucl. Phys. B 249, 361 (1985). 51

  258. [266]

    Allahverdi, B

    R. Allahverdi, B. A. Campbell, and J. R. Ellis, Nucl. Phys. B 579, 355 (2000), arXiv:hep-ph/0001122

  259. [267]

    Anisimov and M

    A. Anisimov and M. Dine, Nucl. Phys. B 619, 729 (2001), arXiv:hep-ph/0008058

  260. [268]

    Wang and R

    F. Wang and R. Wang, Eur. Phys. J. C 82, 325 (2022), arXiv:2104.04682 [gr-qc]

  261. [269]

    M. S. Turner, Phys. Rev. D 28, 1243 (1983)

  262. [270]

    Enqvist and J

    K. Enqvist and J. McDonald, Nucl. Phys. B 570, 407 (2000), [Erratum: Nucl.Phys.B 582, 763–763 (2000)], arXiv:hep-ph/9908316

  263. [271]

    Multamaki and I

    T. Multamaki and I. Vilja, Phys. Lett. B 484, 283 (2000), arXiv:hep-ph/0005162

  264. [272]

    Kasuya and M

    S. Kasuya and M. Kawasaki, Phys. Rev. D 64, 123515 (2001), arXiv:hep-ph/0106119

  265. [273]

    Multamaki and I

    T. Multamaki and I. Vilja, Phys. Lett. B 535, 170 (2002), arXiv:hep-ph/0203195

  266. [274]

    M. I. Tsumagari, Phys. Rev. D 80, 085010 (2009), arXiv:0907.4197 [hep-th]

  267. [275]

    Hiramatsu, M

    T. Hiramatsu, M. Kawasaki, and F. Takahashi, JCAP 06, 008, arXiv:1003.1779 [hep-ph]

  268. [276]

    Chiba, K

    T. Chiba, K. Kamada, S. Kasuya, and M. Yamaguchi, Phys. Rev. D 82, 103534 (2010), arXiv:1007.4235 [hep- ph]

  269. [277]

    Zhou, JCAP 06, 033, arXiv:1501.01217 [astro- ph.CO]

    S.-Y. Zhou, JCAP 06, 033, arXiv:1501.01217 [astro- ph.CO]

  270. [278]

    Takenaga et al

    Y. Takenaga et al. (Super-Kamiokande), Phys. Lett. B 647, 18 (2007), arXiv:hep-ex/0608057

  271. [279]

    Enqvist, S

    K. Enqvist, S. Kasuya, and A. Mazumdar, Phys. Rev. D 66, 043505 (2002), arXiv:hep-ph/0206272

  272. [280]

    Enqvist, S

    K. Enqvist, S. Kasuya, and A. Mazumdar, Phys. Rev. Lett. 89, 091301 (2002), arXiv:hep-ph/0204270

  273. [281]

    Laine and M

    M. Laine and M. E. Shaposhnikov, Nucl. Phys. B 532, 376 (1998), arXiv:hep-ph/9804237

  274. [282]

    Enqvist and J

    K. Enqvist and J. McDonald, Phys. Rev. Lett. 81, 3071 (1998), arXiv:hep-ph/9806213

  275. [283]

    Banerjee and K

    R. Banerjee and K. Jedamzik, Phys. Lett. B 484, 278 (2000), arXiv:hep-ph/0005031

  276. [284]

    Fujii and T

    M. Fujii and T. Yanagida, Phys. Lett. B 542, 80 (2002), arXiv:hep-ph/0206066

  277. [285]

    Kasuya, M

    S. Kasuya, M. Kawasaki, and M. Yamada, Phys. Lett. B 726, 1 (2013), arXiv:1211.4743 [hep-ph]

  278. [286]

    Arafune, T

    J. Arafune, T. Yoshida, S. Nakamura, and K. Ogure, Phys. Rev. D 62, 105013 (2000), arXiv:hep-ph/0005103

  279. [287]

    Kusenko, L

    A. Kusenko, L. C. Loveridge, and M. Shaposhnikov, JCAP 08, 011, arXiv:astro-ph/0507225

  280. [288]

    Hisano, M

    J. Hisano, M. M. Nojiri, and N. Okada, Phys. Rev. D 64, 023511 (2001), arXiv:hep-ph/0102045

  281. [289]

    D. F. Jackson Kimball, D. Budker, J. Eby, M. Pospelov, S. Pustelny, T. Scholtes, Y. V. Stadnik, A. Weis, and A. Wickenbrock, Phys. Rev. D 97, 043002 (2018), arXiv:1710.04323 [physics.atom-ph]

  282. [290]

    J.-P. Hong, M. Kawasaki, and M. Yamada, JCAP 08, 053, arXiv:1604.04352 [hep-ph]

  283. [291]

    Hong and M

    J.-P. Hong and M. Kawasaki, Phys. Rev. D 95, 123532 (2017), arXiv:1702.00889 [hep-ph]

  284. [292]

    Bakari, H

    D. Bakari, H. Dekhissi, J. Derkaoui, G. Giacomelli, G. Mandrioli, M. Ouchrif, L. Patrizii, and V. Popa, As- tropart. Phys. 15, 137 (2001), arXiv:hep-ex/0003003

  285. [293]

    I. A. Belolaptikov et al., (1998), arXiv:astro- ph/9802223

  286. [294]

    Kusenko, V

    A. Kusenko, V. Kuzmin, M. E. Shaposhnikov, and P. G. Tinyakov, Phys. Rev. Lett. 80, 3185 (1998), arXiv:hep- ph/9712212

  287. [295]

    Attanasio et al

    A. Attanasio et al. (Windchime), in Snowmass 2021 (2022) arXiv:2203.07242 [hep-ex]

  288. [296]

    Cotner and A

    E. Cotner and A. Kusenko, Phys. Rev. D 94, 123006 (2016), arXiv:1609.00970 [hep-ph]

  289. [297]

    Kusenko, M

    A. Kusenko, M. E. Shaposhnikov, P. G. Tinyakov, and I. I. Tkachev, Phys. Lett. B 423, 104 (1998), arXiv:hep- ph/9801212

  290. [299]

    Kawasaki, K

    M. Kawasaki, K. Konya, and F. Takahashi, Phys. Lett. B 619, 233 (2005), arXiv:hep-ph/0504105

  291. [300]

    Kawasaki and H

    M. Kawasaki and H. Nakatsuka, JCAP 04, 017, arXiv:1912.06993 [hep-ph]

  292. [345]

    sponta- neously

    for a similar phenomenon for vector oscillons). In- triguingly, oscillons could exist within the bosonic sector of the electroweak Standard Model if the Higgs mass were exactly twice the W boson mass [346, 347] (see [348] for an early work which studied a SU(2) gauge theory sp...

Pith tools

Reviewed August 12, 2026 · model on record in the stance chip above.