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An unusual BPS equation

T0 review · 1 major / 5 minor · reviewed 2026-08-10 · deepseek-v4-flash

Pith's one-line read The paper proves the conjectured BPS relation between the displacement norm and the one-point stress coefficient for every rotation-invariant superconformal defect, reducing it to a supersymmetric Ward identity.

desk verdict Proves the universal CD/aT relation for all rotation-invariant superconformal defects via a clean Ward-identity argument; the only real caveat is the imported classification needed for full coverage. read the letter →

arxiv 2501.13197 v3 pith:LCRMQ2YF submitted 2025-01-22 hep-th cond-mat.str-elgr-qc

classification hep-thcond-mat.str-elgr-qc
keywords superconformaldefectsdisplacementoperatorBPSequationdefectconformalfieldtheorystresstensorNullEnergyConditionAdS/CFTcorrespondencebranetension
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 paper proves a conjectured universal relation between two response coefficients of a superconformal defect in a quantum field theory: $a_T$, which sets the energy-momentum stored in the defect's fields, and $C_D$, which sets the defect's resistance to transverse deformations. The relation, Eq. (1.1), fixes $C_D/a_T$ as a function of the defect dimension $p$ and spacetime dimension $n$, and the proof covers every $p$-dimensional superconformal defect with $0

What carries the argument

The object that carries the proof is the bulk-to-defect two-point function $\langle\langle T^{\mu\nu} D_j\rangle\rangle$, whose conformal kinematics are fixed by three coefficients $b_1,b_2,b_3$. The conjectured relation is equivalent to the single condition $2n b_1 = (p+2) b_3$, which is itself equivalent to the statement that $\langle\langle T_{zz} D_z\rangle\rangle$ has the special derivative-of-a-scalar form (5.2). The proof works by acting on this correlation function with one preserved supercharge $Q$, using the transformation rules for the stress tensor, the R-symmetry current, the scalar in the stress-tensor multiplet, and the relation $Q(\Lambda)=D_z$ for the fermionic displacement multiplet member; the same Ward identities apply to all minimal defect superalgebras in Table 1.

What would settle it

A concrete test is to search the maximal real subalgebra tables for any p-embedding, $1 \le p \le n-2$, that preserves the transverse rotation symmetry $so(n-p)$ and is not contained in an entry of Table 1, then compute the bulk-to-defect correlator for a defect built on it; a failure of $2n b_1 = (p+2) b_3$ (equivalently a mismatch with the right side of (1.1)) would falsify the conjecture.

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Extended reading notes

Core claim

The paper's central claim is that supersymmetry fixes the ratio $C_D/a_T$ to the dimension-dependent expression on the right of (1.1) for every $p$-dimensional superconformal defect in $n$ spacetime dimensions with $0 < p < n-1$ that preserves transverse rotations. The proof starts from the observation that this is equivalent to the relation $2n b_1 = (p+2) b_3$ among the coefficients of the bulk-to-defect two-point function $\langle\langle T^{\mu\nu} D_j\rangle\rangle$, and then shows, case by case for the minimal superconformal defect algebras of Table 1, that $\langle\langle T_{zz} D_z\rangle\rangle$ has the special form (5.2) as a consequence of supersymmetric Ward identities. Because every rotation-invariant superconformal defect is argued to contain one of these minimal subalgebras, the relation holds universally. The paper's concluding corollary is that the modified stress tensor which cancels the stress of a static superconformal defect also restores the Null Energy Condition for the radiation emitted by an accelerating defect.

Load-bearing premise

The proof assumes that every transverse-rotation-invariant superconformal defect in dimensions 3 through 6 contains at least one of the minimal superconformal subalgebras listed in Table 1, so if the classification of maximal real subalgebras used in Section 2 misses any embedding, the universality of Eq. (1.1) would be unproved.

Editorial extensions

If this is right

  • The two natural brane tensions in AdS/CFT—gravitational and inertial—coincide for every superconformal defect, including quantized and strongly back-reacting ones.
  • The modified stress tensor of Lewkowycz and Maldacena is completely fixed by the BPS relation: a single parameter choice removes both the static defect stress and the NEC-violating radiation.
  • For even-dimensional defects, Eq. (1.1) relates two anomaly-type coefficients, placing it among the anomaly-data constraints of defect conformal field theory.
  • The leading short-distance singularity of the retarded $\langle\langle T^{i0} D_j\rangle\rangle$ correlator, which controls NEC-violating radiation, is universal up to the coefficient $b_1$ in all dimensions and in free as well as interacting DCFTs.

Reading between the lines

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

  • The proof leans on the classification of maximal real subalgebras, so an independent verification of that classification, especially the correction for F(4;2) in Appendix A, is the most direct way to test the completeness of the reduction to Table 1.
  • The same Ward-identity mechanism that fixes the two-point function $\langle\langle T_{zz} D_z\rangle\rangle$ should also constrain higher correlation functions of the displacement operator, such as $\langle\langle D D D\rangle\rangle$, yielding new universal data for defect dynamics beyond $a_T$ and $C_D$.
  • In the free N=2 abelian line-defect example, the paper's logic implies that the difference between the static-stress-removing and NEC-restoring choices of the improvement parameter $\xi$ is proportional to the failure of the BPS relation; turning on a small coupling mismatch between the electric and scalar charges should produce a computable NEC-violating flux whose coefficient is set by $b_1 - (p
  • Because the proof uses only the minimal superconformal subalgebra, the argument suggests the BPS relation is stable under exactly marginal deformations that preserve the defect's transverse rotations, so the ratio $C_D/a_T$ should be invariant along such RG fixed-point families.
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Editorial analysis

A structured set of objections, weighed in public.

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

Referee Report

1 major / 5 minor

Summary. The paper proves a conjecture, stated in Eq. (1.1), that for any p-dimensional superconformal defect in an n-dimensional SCFT with 0<p<n-1 and preserved transverse rotations, the displacement-norm coefficient C_D and the stress-tensor one-point coefficient a_T are related by a universal, parameter-free formula. The proof reformulates the relation as 2n b_1=(p+2)b_3 in the bulk-to-defect two-point function <T^{\mu\nu}D^j>, then derives the equivalent special shape (5.2) of <T_{zz}D_z> from superconformal Ward identities for the minimal defect superalgebras listed in Table 1. The paper also uses this BPS relation to show that a modified stress tensor that removes the stress of a static defect simultaneously restores the Null Energy Condition for the radiation emitted by a moving defect, connecting the result to the Schott-term/radiation-reaction problem.

Significance. If the result is correct, it is a strong and elegant universal statement about superconformal defects: it identifies a previously conjectured relation that holds for all transverse-rotation-invariant defects, and it gives a physical interpretation by equating two notions of brane tension in AdS/CFT. The core derivation is genuinely parameter-free: the coefficients b_1,b_2,b_3 are fixed by conformal kinematics, and the proof of the special correlator shape is obtained from supersymmetric Ward identities rather than by inputting the conjectured relation. The explicit free-field example and the detailed transformation laws in Appendix C are concrete and reproducible, and the paper is careful to note where it corrects an earlier classification result. The main weakness is that universal coverage of the conjecture is imported from an external classification of superalgebra embeddings rather than proved in the paper.

major comments (1)
  1. [Section 2.3 and Table 1] The proof of Eq. (1.1) for 'any' rotation-invariant superconformal defect depends on the reduction in Section 2.3, which asserts that every such defect contains one of the minimal superalgebras in Table 1. This reduction is load-bearing but is not proved in the paper. It is imported from the classification in refs. [38-40], and in particular the sentence 'there exist no non-trivial 2-embeddings in the extended superconformal algebras ... not also embedded in a N=1 subalgebra' is quoted without derivation. The paper itself finds it necessary to correct a bug in table 2 of ref. [40] in Appendix A, so the external classification cannot be treated as beyond doubt. If a transverse-rotation-invariant superconformal defect existed whose preserved superalgebra is not a subalgebra of any Table 1 entry, the Ward-identity proof of Section 5 would not cover it and Eq. (1.1) would remain unproved for that case. Please either prove the no-embedding claims used in the reduction, or state precisely which classification results are being assumed and verify explicitly that they apply to all cases needed for the theorem; the correction in Appendix A shows why such a check is not purely formal.
minor comments (5)
  1. [Section 2.2] In the sentence following Eq. (2.10), 'worldsheet supesymmetry' should read 'worldsheet supersymmetry'.
  2. [Section 5] The phrase 'To avoid clattering' should be 'To avoid clutter'.
  3. [Table 2 caption] The notation 'Re{Q^1_1, ...}' is slightly ambiguous because in four dimensions Q and \bar Q are independent complex supercharges; please clarify that the preserved supercharges are the real combinations such as Q+\bar Q, as is used in the proof in Section 5.
  4. [Section 4.2] In Eq. (4.14), the term denoted '[non susy]' should be defined explicitly, for example by giving its dependence on b1, b2, b3 and the condition under which it vanishes.
  5. [References] Ref. [40] is cited only by its arXiv number; since the classification results in Section 2.3 are load-bearing for the theorem, please provide a published journal reference if one exists, or otherwise state explicitly in the text that the classification is drawn from an unpublished preprint that the present paper partially corrects.

Circularity Check

0 steps flagged · score 0.0 of 10

No circularity: the BPS relation is derived from superconformal Ward identities, with self-citations only motivational and the external defect classification a coverage assumption rather than an input.

full rationale

The central claim (1.1) is not fed into the derivation. Section 3 rewrites it as (3.8) using only the conformal Ward identities (3.6)–(3.7), which express b2 and b3 in terms of a_T and C_D; this is an algebraic equivalence, not an assumption of the target. The proof in Section 5 then derives the special form (5.2) from Q⟨Tzz Λ⟩=0 and the supersymmetry transformations listed in Appendix C. Those transformations are fixed by super-Jacobi identities and the requirement {Q,Q}=2P, as stated at the start of Appendix C, so the Ward-identity computation is self-contained for each minimal algebra. The reduction to the minimal algebras in Table 1 is imported from the external classification in refs. [38–40], with the paper's own correction in Appendix A; even if that reduction were incomplete, it would be a coverage risk, not a circular reduction, because the classification does not contain the BPS relation (1.1). Self-citations [3,4] supply the original conjecture and the holographic tension interpretation, and [3] also contains a special-case proof; none of these is used as the justification for (5.2). The free-field example in Section 3.2 is an independent check, not a fitted input: computing b1,b2,b3 in the abelian gauge theory merely verifies 8b1=3b3 in the e=g case and is not used to set the general coefficients. No step reduces (1.1) to an equivalent of itself by construction.

Assumptions & free parameters 0 free parameters · 6 assumptions · 0 invented entities

No free parameters are fitted in this paper: aT and CD are physical DCFT data and the subtraction coefficient ξ is solved for in Eqs. (4.3) and (4.12). The proof rests on standard superconformal multiplet structure, the p-embedding classification, and the displacement-multiplet relations of App. C. No new particles, forces, or conserved quantities are introduced.

assumptions (6)
  • domain assumption The classification of maximal real subalgebras of the n=3,...,6 superconformal algebras (refs. [38-40], corrected for F(4;2) in App. A) is complete, so every rotation-invariant superconformal defect contains one of the minimal embeddings of Table 1.
    Used in Sec. 2 to reduce the proof to the minimal cases; a defect outside Table 1 would escape the proof.
  • standard math The stress-tensor and displacement multiplets transform as in App. C, with coefficients fixed by imposing {Q,Q}=2P and super-Jacobi identities.
    These transformations are the engine of the Ward-identity proof in Sec. 5; they are stated for all minimal SCFTs rather than derived line by line.
  • domain assumption There exists a fermionic defect operator Λ with Q(Λ)=D_z (App. C), including the (5,2)/(4,1) cases where a ∂Φ term drops out after the choices in Sec. 5.
    Directly used in (5.6), (5.8), (5.10); a surviving derivative term would block the special shape (5.2).
  • standard math The conformal Ward identities (3.2) and (3.6)-(3.7) determine ⟨⟨T Dj⟩⟩ in terms of aT and CD.
    Borrowed from ref. [1]; this reformulates the conjecture as (3.8).
  • domain assumption The Euclidean-to-Lorentzian analytic continuation of Sec. 4.2 identifies the NEC-violating radiation with the b1 term in (4.7).
    Used for the radiation/NEC byproduct, not for proving (1.1).
  • domain assumption Supersymmetric field theories with conserved stress-tensor multiplets exist only for n≤6 (ref. [41]), and unitarity gives C_D>0 and a_T<0.
    Sets the domain of Table 1 and the statement of (1.1).

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Pith. "Pith review of An unusual BPS equation." pith.science (2026). https://pith.science/paper/LCRMQ2YF

@misc{pith2026250113197,
  author       = {Pith},
  title        = {Pith review of: An unusual BPS equation},
  year         = {2026},
  howpublished = {\url{https://pith.science/paper/LCRMQ2YF}},
  note         = {Machine review of arXiv:2501.13197}
}
read the original abstract

We prove a conjectured relation between the energy-momentum and the displacement norm of superconformal defects. The proof completes earlier results, and shows that supersymmetry identifies two natural notions of brane tension in Anti-de Sitter gravity. As a byproduct we show that a modification of the energy-momentum tensor that removes the stress of static superconformal defects, ensures also that the radiation these emit obeys the Null Energy Condition. This sheds new light on the radiation-reaction problem for moving charges.

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Works this paper leans on

79 extracted references · 29 canonical work pages

  1. [40]

    Classifying Superconformal De fects in Diverse Dimensions Part I: Superconformal Lines,

    N. B. Agmon and Y. Wang, “Classifying Superconformal De fects in Diverse Dimensions Part I: Superconformal Lines,” [arXiv:2009.06 650 [hep-th]]

  2. [1]

    Defe cts in conformal field theory,

    M. Bill` o, V. Gon¸ calves, E. Lauria and M. Meineri, “Defe cts in conformal field theory,” JHEP 04, 091 (2016) [arXiv:1601.02883 [hep-th]]

  3. [2]

    Exact results for the ent anglement entropy and the energy radiated by a quark,

    A. Lewkowycz and J. Maldacena, “Exact results for the ent anglement entropy and the energy radiated by a quark,” JHEP 05, 025 (2014) [arXiv:1312.5682 [hep-th]]. – 27 –

  4. [3]

    Superconformal surfaces in fou r dimensions,

    L. Bianchi and M. Lemos, “Superconformal surfaces in fou r dimensions,” JHEP 06, 056 (2020) [arXiv:1911.05082 [hep-th]]

  5. [4]

    Invariant tensions from holograp hy,

    C. Bachas and Z. Chen, “Invariant tensions from holograp hy,” JHEP 08, 028 (2024) [erratum: JHEP 11, 022 (2024)] [arXiv:2404.14998 [hep-th]]

  6. [5]

    General Definition of Gravitational Tension

    T. Harmark and N. A. Obers, “General definition of gravita tional tension,” JHEP 05 (2004), 043 [arXiv:hep-th/0403103 [hep-th]]

  7. [6]

    Line Defects and Rad iation in N = 2 Conformal Theories,

    L. Bianchi, M. Lemos and M. Meineri, “Line Defects and Rad iation in N = 2 Conformal Theories,” Phys. Rev. Lett. 121, no.14, 141601 (2018) [arXiv:1805.04111 [hep-th]]

  8. [7]

    Bianchi, L

    L. Bianchi, L. Griguolo, M. Preti and D. Seminara, JHEP 10 (2017), 050 [arXiv:1706.06590 [hep-th]]

Show all 79 references
  1. [8]

    Exact Bremsstrahlu ng functions in ABJM theory,

    L. Bianchi, M. Preti and E. Vescovi, “Exact Bremsstrahlu ng functions in ABJM theory,” JHEP 07, 060 (2018) [arXiv:1802.07726 [hep-th]]

  2. [9]

    Defect CFT tech niques in the 6d N = (2, 0) theory,

    N. Drukker, M. Probst and M. Tr´ epanier, “Defect CFT tech niques in the 6d N = (2, 0) theory,” JHEP 03, 261 (2021) [arXiv:2009.10732 [hep-th]]

  3. [10]

    Nonlinear waves in AdS / CFT corresponde nce,

    A. Mikhailov, “Nonlinear waves in AdS / CFT corresponde nce,” [arXiv:hep-th/0305196 [hep-th]]

  4. [11]

    Synchrotron radiation in strongly coupled conformal field theories,

    C. Athanasiou, P. M. Chesler, H. Liu, D. Nickel and K. Raj agopal, “Synchrotron radiation in strongly coupled conformal field theories,” Ph ys. Rev. D 81 (2010), 126001 [erratum: Phys. Rev. D 84 (2011), 069901] [arXiv:1001.3880 [hep-th]]

  5. [12]

    Holographic dual of collimated radiatio n,

    V. E. Hubeny, “Holographic dual of collimated radiatio n,” New J. Phys. 13 (2011), 035006 [arXiv:1012.3561 [hep-th]]

  6. [13]

    Radiation by a heavy quark in N=4 SYM at strong coupling,

    Y. Hatta, E. Iancu, A. H. Mueller and D. N. Triantafyllop oulos, “Radiation by a heavy quark in N=4 SYM at strong coupling,” Nucl. Phys. B 850 (2011), 31-52 [arXiv:1102.0232 [hep-th]]

  7. [14]

    On radiation by a heavy quark in N = 4 SYM,

    R. Baier, “On radiation by a heavy quark in N = 4 SYM,” Adv. High Energy Phys. 2012 (2012), 592854 [arXiv:1107.4250 [hep-th]]

  8. [15]

    An exact f ormula for the radiation of a moving quark in N=4 super Yang Mills,

    D. Correa, J. Henn, J. Maldacena and A. Sever, “An exact f ormula for the radiation of a moving quark in N=4 super Yang Mills,” JHEP 06 (2012), 048 [arXiv:1202.4455 [hep-th]]

  9. [16]

    Exact results fo r static and radiative fields of a quark in N=4 super Yang-Mills,

    B. Fiol, B. Garolera and A. Lewkowycz, “Exact results fo r static and radiative fields of a quark in N=4 super Yang-Mills,” JHEP 05 (2012), 093 [arXiv:1202.5292 [hep-th]]

  10. [17]

    Radiation and a dynamical UV/IR connection in AdS/CFT,

    C. A. Ag´ on, A. Guijosa and J. F. Pedraza, “Radiation and a dynamical UV/IR connection in AdS/CFT,” JHEP 06 (2014), 043 [arXiv:1402.5961 [hep-th]]

  11. [18]

    Exact Brem sstrahlung Function in N = 2 Superconformal Field Theories,

    B. Fiol, E. Gerchkovitz and Z. Komargodski, “Exact Brem sstrahlung Function in N = 2 Superconformal Field Theories,” Phys. Rev. Lett. 116, no.8, 081601 (2016) [arXiv:1510.01332 [hep-th]]. – 28 –

  12. [19]

    On scalar radiation,

    B. Fiol and J. Mart ´ ınez-Montoya, “On scalar radiation,” JHEP 03 (2020), 087 [arXiv:1907.08161 [hep-th]]

  13. [20]

    Emitte d Radiation and Geometry,

    L. Bianchi, M. Bill` o, F. Galvagno and A. Lerda, “Emitte d Radiation and Geometry,” JHEP 01, 075 (2020) [arXiv:1910.06332 [hep-th]]

  14. [21]

    Energy conditions and their c osmological implications,

    M. Visser and C. Barcelo, “Energy conditions and their c osmological implications,” [arXiv:gr-qc/0001099 [gr-qc]]

  15. [22]

    P. A. M. Dirac, Proc. Roy. Soc. (London) A167, 148 (1938)

  16. [23]

    Classical charged particles,

    F. Rohrlich, “Classical charged particles,” Addison- Wesley, 1990

  17. [24]

    The classical theory of fields,

    L. D. Landau and E. M. Lifshitz, “The classical theory of fields,” Addison, Reading, Mass., 1962

  18. [25]

    Splitting of the maxwell tensor - radia tion reaction without advanced fields,

    C. Teitelboim, “Splitting of the maxwell tensor - radia tion reaction without advanced fields,” Phys. Rev. D 1 (1970), 1572-1582 [erratum: Phys. Rev. D 2 (1970), 1763-1763]

  19. [26]

    An Introduction to the Lorentz-Dirac equa tion,

    E. Poisson, “An Introduction to the Lorentz-Dirac equa tion,” [arXiv:gr-qc/9912045 [gr-qc]]

  20. [27]

    Radiation reaction reexa mined: Bound momentum and Schott term,

    D. V. Gal’tsov and P. Spirin, “Radiation reaction reexa mined: Bound momentum and Schott term,” Grav. Cosmol. 12 (2006), 1-10 [arXiv:0405121 [hep-th]]

  21. [28]

    Colliders and conformal interfaces,

    M. Meineri, J. Penedones and A. Rousset, “Colliders and conformal interfaces,” JHEP 02 (2020), 138 [arXiv:1904.10974 [hep-th]]

  22. [29]

    Energy R eflection and Transmission at 2D Holographic Interfaces,

    C. Bachas, S. Chapman, D. Ge and G. Policastro, “Energy R eflection and Transmission at 2D Holographic Interfaces,” Phys. Rev. Let t. 125 (2020) no.23, 231602 doi:10.1103/PhysRevLett.125.231602 [arXiv:2006 .11333 [hep-th]]

  23. [30]

    Steady states o f holographic interfaces,

    C. Bachas, Z. Chen and V. Papadopoulos, “Steady states o f holographic interfaces,” JHEP 11 (2021), 095 [arXiv:2107.00965 [hep-th]]

  24. [31]

    Double brane holographic model dual to 2d ICFTs,

    S. A. Baig and A. Karch, “Double brane holographic model dual to 2d ICFTs,” JHEP 10 (2022), 022 [arXiv:2206.01752 [hep-th]]

  25. [32]

    Energy Transport for Thick Holographic Branes,

    C. Bachas, S. Baiguera, S. Chapman, G. Policastro and T. Schwartzman, “Energy Transport for Thick Holographic Branes,” Phys. Rev. Lett. 131 (2023) no.2, 021601 [arXiv:2212.14058 [hep-th]]

  26. [33]

    Conformal anomaly of subman ifold observables in AdS / CFT correspondence,

    C. R. Graham and E. Witten, “Conformal anomaly of subman ifold observables in AdS / CFT correspondence,” Nucl. Phys. B 546 (1999), 52-64 [arXiv:hep-th/9901021 [hep-th]]

  27. [34]

    Bianchi, M

    L. Bianchi, M. Meineri, R. C. Myers and M. Smolkin, JHEP 07 (2016), 076 doi:10.1007/JHEP07(2016)076 [arXiv:1511.06713 [hep-th ]]

  28. [35]

    Fro m the Weyl Anomaly to Entropy of Two-Dimensional Boundaries and Defects,

    K. Jensen, A. O’Bannon, B. Robinson and R. Rodgers, “Fro m the Weyl Anomaly to Entropy of Two-Dimensional Boundaries and Defects,” Phys. Rev. Lett. 122 (2019) no.24, 241602 [arXiv:1812.08745 [hep-th]]. – 29 –

  29. [36]

    Cent ral charges of 2d superconformal defects,

    A. Chalabi, A. O’Bannon, B. Robinson and J. Sisti, “Cent ral charges of 2d superconformal defects,” JHEP 05 (2020), 095 [arXiv:2003.02857 [hep-th]]

  30. [37]

    Weyl anomalies of four dimensional conformal boundaries and defects,

    A. Chalabi, C. P. Herzog, A. O’Bannon, B. Robinson and J. Sisti, “Weyl anomalies of four dimensional conformal boundaries and defects,” JHE P 02 (2022), 166 [arXiv:2111.14713 [hep-th]]

  31. [38]

    Half-BPS supergravity solutions and superalgebras,

    E. D’Hoker, J. Estes, M. Gutperle, D. Krym and P. Sorba, “ Half-BPS supergravity solutions and superalgebras,” JHEP 12, 047 (2008) [arXiv:0810.1484 [hep-th]]

  32. [39]

    Janus solutions in six -dimensional gauged supergravity,

    M. Gutperle, J. Kaidi and H. Raj, “Janus solutions in six -dimensional gauged supergravity,” JHEP 12, 018 (2017) [arXiv:1709.09204 [hep-th]]

  33. [41]

    Supersymmetries and Their Representations,

    W. Nahm, “Supersymmetries and Their Representations, ” Nucl. Phys. B 135, 149 (1978)

  34. [42]

    Restrictions imposed by superconformal invariance on quantum field theories,

    S. Minwalla, “Restrictions imposed by superconformal invariance on quantum field theories,” Adv. Theor. Math. Phys. 2, 783-851 (1998) [arXiv:hep-th/9712074 [hep-th]]

  35. [43]

    Mult iplets of Superconformal Symmetry in Diverse Dimensions,

    C. Cordova, T. T. Dumitrescu and K. Intriligator, “Mult iplets of Superconformal Symmetry in Diverse Dimensions,” JHEP 03, 163 (2019) [arXiv:1612.00809 [hep-th]]

  36. [44]

    String theory. Vol. 2: Superstring the ory and beyond,

    J. Polchinski, “String theory. Vol. 2: Superstring the ory and beyond,” Cambridge University Press, 2007

  37. [45]

    Wilson Loops in 5d N= 1 SCFTs and AdS/CFT,

    B. Assel, J. Estes and M. Yamazaki, “Wilson Loops in 5d N= 1 SCFTs and AdS/CFT,” Annales Henri Poincare 15, 589-632 (2014) [arXiv:1212.1202 [hep-th]]

  38. [46]

    AdS 2 solutions and their massive IIA origin,

    G. Dibitetto and N. Petri, “AdS 2 solutions and their massive IIA origin,” JHEP 05, 107 (2019) [arXiv:1811.11572 [hep-th]]

  39. [47]

    Holographic line defects in F( 4) gauged supergravity,

    K. Chen and M. Gutperle, “Holographic line defects in F( 4) gauged supergravity,” Phys. Rev. D 100, no.12, 126015 (2019) [arXiv:1909.11127 [hep-th]]

  40. [48]

    Wilson loops in 5d long quiver gauge the ories,

    C. F. Uhlemann, “Wilson loops in 5d long quiver gauge the ories,” JHEP 09, 145 (2020) [arXiv:2006.01142 [hep-th]]

  41. [49]

    Drukker, D

    N. Drukker, D. Trancanelli, L. Bianchi, M. S. Bianchi, D . H. Correa, V. Forini, L. Griguolo, M. Leoni, F. Levkovich-Maslyuk and G. Nagaoka, et al. J. Phys. A 53 (2020) no.17, 173001 doi:10.1088/1751-8121/ab5d50 [arXi v:1910.00588 [hep-th]]

  42. [50]

    Surface operators in the Kleba nov-Witten theory,

    E. Koh and S. Yamaguchi, “Surface operators in the Kleba nov-Witten theory,” JHEP 06, 070 (2009) [arXiv:0904.1460 [hep-th]]

  43. [51]

    Defect multiplets o f N = 1 supersymmetry in 4d,

    N. Drukker, I. Shamir and C. Vergu, “Defect multiplets o f N = 1 supersymmetry in 4d,” JHEP 01, 034 (2018) [arXiv:1711.03455 [hep-th]]

  44. [52]

    Flavored surface defects in 4d N = 1 SCFTs,

    S. S. Razamat, “Flavored surface defects in 4d N = 1 SCFTs,” Lett. Math. Phys. 109, no.6, 1377-1395 (2019) [arXiv:1808.09509 [hep-th]]. – 30 –

  45. [53]

    Gauge Theory, Ramification, And The Geometric Langlands Program,

    S. Gukov and E. Witten, “Gauge Theory, Ramification, And The Geometric Langlands Program,” [arXiv:hep-th/0612073 [hep-th]]

  46. [54]

    Bubbling surface operators a nd S-duality,

    J. Gomis and S. Matsuura, “Bubbling surface operators a nd S-duality,” JHEP 06, 025 (2007) [arXiv:0704.1657 [hep-th]]

  47. [55]

    Rigid Surface Operators,

    S. Gukov and E. Witten, “Rigid Surface Operators,” Adv. Theor. Math. Phys. 14, no.1, 87-178 (2010) [arXiv:0804.1561 [hep-th]]

  48. [56]

    Bootstrappi ng the superconformal index with surface defects,

    D. Gaiotto, L. Rastelli and S. S. Razamat, “Bootstrappi ng the superconformal index with surface defects,” JHEP 01, 022 (2013) [arXiv:1207.3577 [hep-th]]

  49. [57]

    M2-brane surface operators an d gauge theory dualities in Toda,

    J. Gomis and B. Le Floch, “M2-brane surface operators an d gauge theory dualities in Toda,” JHEP 04, 183 (2016) [arXiv:1407.1852 [hep-th]]

  50. [58]

    AGT correspondence for surface operators ,

    B. Le Floch, “AGT correspondence for surface operators ,”PhD thesis, Ecole Normale Superieure (2015)

  51. [59]

    The Selfdual str ing soliton,

    P. S. Howe, N. D. Lambert and P. C. West, “The Selfdual str ing soliton,” Nucl. Phys. B 515, 203-216 (1998) [arXiv:hep-th/9709014 [hep-th]]

  52. [60]

    Weyl anomaly for Wilso n surfaces,

    M. Henningson and K. Skenderis, “Weyl anomaly for Wilso n surfaces,” JHEP 06, 012 (1999) [arXiv:hep-th/9905163 [hep-th]]

  53. [61]

    M-theory So lutions Invariant under D(2, 1; γ) ⊕ D(2, 1; γ),

    C. Bachas, E. D’Hoker, J. Estes and D. Krym, “M-theory So lutions Invariant under D(2, 1; γ) ⊕ D(2, 1; γ),” Fortsch. Phys. 62, 207-254 (2014) [arXiv:1312.5477 [hep-th]]

  54. [62]

    Surface opera tors in the 6d N = (2, 0) theory,

    N. Drukker, M. Probst and M. Tr´ epanier, “Surface opera tors in the 6d N = (2, 0) theory,” J. Phys. A 53, no.36, 365401 (2020) [arXiv:2003.12372 [hep-th]]

  55. [63]

    Searching for surface defect CFTs within AdS 3,

    F. Faedo, Y. Lozano and N. Petri, “Searching for surface defect CFTs within AdS 3,” JHEP 11, 052 (2020) [arXiv:2007.16167 [hep-th]]

  56. [64]

    Deconstruction and surface defects in 6d CFTs,

    A. Conti, G. Dibitetto, Y. Lozano, N. Petri and A. Ram ´ ır ez, “Deconstruction and surface defects in 6d CFTs,” JHEP 11, 131 (2024) [arXiv:2407.21627 [hep-th]]

  57. [65]

    Line and surface defects in 5D N = 2 SCFT from matter-coupled F(4) gauged supergravity,

    P. Karndumri, “Line and surface defects in 5D N = 2 SCFT from matter-coupled F(4) gauged supergravity,” Eur. Phys. J. C 84, no.12, 1268 (2024) [arXiv:2406.18946 [hep-th]]

  58. [66]

    Surface defects in holo graphic 5d SCFTs,

    M. Gutperle and C. F. Uhlemann, “Surface defects in holo graphic 5d SCFTs,” JHEP 04, 134 (2021) [arXiv:2012.14547 [hep-th]]

  59. [67]

    3d defects in 5d: RG flows and defect F-maximization,

    L. Santilli and C. F. Uhlemann, “3d defects in 5d: RG flows and defect F-maximization,” JHEP 06, 136 (2023) [arXiv:2305.01004 [hep-th]]

  60. [68]

    Supergravity descriptio n of field theories on curved manifolds and a no go theorem,

    J. M. Maldacena and C. Nunez, “Supergravity descriptio n of field theories on curved manifolds and a no go theorem,” Int. J. Mod. Phys. A 16, 822-855 (2001) [arXiv:hep-th/0007018 [hep-th]]

  61. [69]

    The Gravity duals of N=2 su perconformal field theories,

    D. Gaiotto and J. Maldacena, “The Gravity duals of N=2 su perconformal field theories,” JHEP 10, 189 (2012) [arXiv:0904.4466 [hep-th]]

  62. [70]

    M5-branes wrapped on a spindle,

    P. Ferrero, J. P. Gauntlett, D. Martelli and J. Sparks, “ M5-branes wrapped on a spindle,” JHEP 11 (2021), 002 [arXiv:2105.13344 [hep-th]]. – 31 –

  63. [71]

    A note on co-dimension 2 defec ts in N=4,d=7 gauged supergravity,

    M. Gutperle and N. Klein, “A note on co-dimension 2 defec ts in N=4,d=7 gauged supergravity,” Nucl. Phys. B 984 (2022), 115969 [arXiv:2203.13839 [hep-th]]

  64. [72]

    Holographic 6d co -dimension 2 defect solutions in M-theory,

    M. Gutperle, N. Klein and D. Rathore, “Holographic 6d co -dimension 2 defect solutions in M-theory,” JHEP 11 (2023), 191 [arXiv:2304.12899 [hep-th]]

  65. [73]

    Supersymmetric Wilson loops,

    K. Zarembo, “Supersymmetric Wilson loops,” Nucl. Phys . B 643 (2002), 157-171 [arXiv:hep-th/0205160 [hep-th]]

  66. [74]

    Causality Constraint s in Conformal Field Theory,

    T. Hartman, S. Jain and S. Kundu, “Causality Constraint s in Conformal Field Theory,” JHEP 05 (2016), 099 [arXiv:1509.00014 [hep-th]]

  67. [75]

    TASI Lectures on Conformal Field The ory in Lorentzian Signature,

    D. Simmons-Duffin, “TASI Lectures on Conformal Field The ory in Lorentzian Signature,” 2019

  68. [76]

    Supergravity,

    D. Z. Freedman, A. Van Proeyen, “Supergravity,” Cambri dge University Press 2012

  69. [77]

    Majorana spinors,

    J. Figueroa-’ OFarrill, “Majorana spinors,” www.maths.ed.ac.uk/~jmf/Teaching/Lectures/Majorana.pdf

  70. [78]

    Dictionary on Li e superalgebras,

    L. Frappat, P. Sorba and A. Sciarrino, “Dictionary on Li e superalgebras,” [arXiv:hep-th/9607161 [hep-th]]

  71. [79]

    Surface operators in the 6D N = (2, 0) theory,

    M. Tr´ epanier, “Surface operators in the 6D N = (2, 0) theory,” KCL thesis (2021). – 32 –

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