{"total":28,"items":[{"citing_arxiv_id":"2606.22215","ref_index":40,"ref_count":1,"confidence":0.98,"is_internal_anchor":true,"paper_title":"Accelerating Discovery: Model-Agnostic Likelihoods for the Reinterpretation of Particle Physics Results and their Application to the Belle II $B^{+}\\to K^{+}\\nu\\bar{\\nu}$ Measurement","primary_cat":"hep-ex","submitted_at":"2026-06-20T20:31:23+00:00","verdict":"UNVERDICTED","verdict_confidence":"LOW","novelty_score":5.0,"formal_verification":"none","one_line_summary":"A reweighting method creates model-agnostic likelihoods from histogram analyses, applied to Belle II B+ to K+ nu nubar data for WET constraints and light new physics searches.","context_count":0,"top_context_role":null,"top_context_polarity":null,"context_text":null},{"citing_arxiv_id":"2606.04630","ref_index":53,"ref_count":1,"confidence":0.98,"is_internal_anchor":true,"paper_title":"Study of $\\Lambda^0_b \\to \\Lambda D$ decays with the rescattering mechanism","primary_cat":"hep-ph","submitted_at":"2026-06-03T09:02:48+00:00","verdict":"UNVERDICTED","verdict_confidence":"LOW","novelty_score":4.0,"formal_verification":"none","one_line_summary":"Rescattering enhances the anti-D0 Lambda branching fraction by two orders of magnitude and produces large direct CP asymmetries (0.28 and -0.14) in Lambda_b to Lambda D channels.","context_count":0,"top_context_role":null,"top_context_polarity":null,"context_text":null},{"citing_arxiv_id":"2606.00513","ref_index":19,"ref_count":1,"confidence":0.98,"is_internal_anchor":true,"paper_title":"Explaining the $B \\to K\\mu^+\\mu^-$ Anomaly in the Left-Right Inverse Seesaw Model","primary_cat":"hep-ph","submitted_at":"2026-05-30T04:01:59+00:00","verdict":"UNVERDICTED","verdict_confidence":"MODERATE","novelty_score":4.0,"formal_verification":"none","one_line_summary":"The LRIS model explains the B→Kμμ anomaly with ΔC9 ≈ -1 and ΔC10 ≈ 0 through a non-decoupling box diagram while suppressing Bs mixing via GIM-like phases and satisfying constraints.","context_count":0,"top_context_role":null,"top_context_polarity":null,"context_text":null},{"citing_arxiv_id":"2605.23759","ref_index":38,"ref_count":1,"confidence":0.98,"is_internal_anchor":true,"paper_title":"Correlated $b \\to s$ and $s \\to d$ Rare Semileptonic Transitions in the Standard Model Effective Field Theory","primary_cat":"hep-ph","submitted_at":"2026-05-22T15:31:43+00:00","verdict":"UNVERDICTED","verdict_confidence":"LOW","novelty_score":4.0,"formal_verification":"none","one_line_summary":"SMEFT global fit to b→s anomalies with complex Wilson coefficients shows left-handed four-fermion operators preferred and demonstrates that U(3)^5 or U(2)^5 flavor symmetry restores consistency with kaon data.","context_count":0,"top_context_role":null,"top_context_polarity":null,"context_text":null},{"citing_arxiv_id":"2605.22088","ref_index":40,"ref_count":1,"confidence":0.98,"is_internal_anchor":true,"paper_title":"$b\\to c \\bar u q$ decay and CP violating observables in the presence of new physics contributions","primary_cat":"hep-ph","submitted_at":"2026-05-21T07:27:41+00:00","verdict":null,"verdict_confidence":null,"novelty_score":null,"formal_verification":null,"one_line_summary":null,"context_count":0,"top_context_role":null,"top_context_polarity":null,"context_text":null},{"citing_arxiv_id":"2605.21291","ref_index":65,"ref_count":1,"confidence":0.98,"is_internal_anchor":true,"paper_title":"Impact of Hadronic Resonances on $B\\to K^{(*)}\\tau^+\\tau^-$ decays","primary_cat":"hep-ph","submitted_at":"2026-05-20T15:24:43+00:00","verdict":"UNVERDICTED","verdict_confidence":"LOW","novelty_score":5.0,"formal_verification":"none","one_line_summary":"Including resonant contributions from LHCb muon data enhances standard model predictions for B to K(*) tau tau decays and makes short-distance new physics comparable to or larger than resonant effects over the full q2 range.","context_count":0,"top_context_role":null,"top_context_polarity":null,"context_text":null},{"citing_arxiv_id":"2605.20336","ref_index":54,"ref_count":1,"confidence":0.98,"is_internal_anchor":true,"paper_title":"Gauged Flavour for Asymmetric Dark Matter","primary_cat":"hep-ph","submitted_at":"2026-05-19T18:00:05+00:00","verdict":null,"verdict_confidence":null,"novelty_score":null,"formal_verification":null,"one_line_summary":null,"context_count":0,"top_context_role":null,"top_context_polarity":null,"context_text":null},{"citing_arxiv_id":"2605.13977","ref_index":20,"ref_count":1,"confidence":0.98,"is_internal_anchor":true,"paper_title":"A Phenomenological Model of Mesons for Charged Current Weak Decays","primary_cat":"hep-ph","submitted_at":"2026-05-13T18:00:16+00:00","verdict":"UNVERDICTED","verdict_confidence":"LOW","novelty_score":6.0,"formal_verification":"none","one_line_summary":"A symmetry-guided phenomenological model organizes leading current-current operators for charged-current decays of heavy-light mesons and reproduces heavy-quark scaling relations for decay constants and form factors.","context_count":1,"top_context_role":"background","top_context_polarity":"background","context_text":"Consider, for example, electroweak decays of heavy-light mesons, which provide a unique platform for studying both weak and strong interactions. The usual approach is to begin with the quark level weak Hamiltonian (a systematic expansion of effective op- erators as the electroweak gauge bosons W/Z are integrated out) which is renormalized down to the scale mb [20, 21]. The amplitude of transition is simply related to the ma- trix elements of these operators among the (asymptotic) hadronic states (namely, the form factors). Arguments of spin-flavor symmetries allow one to relate various matrix elements, to characterize them via Lorentz structure decomposition and spin, parity assignments, etc (see for example [22-33])."},{"citing_arxiv_id":"2605.09682","ref_index":32,"ref_count":1,"confidence":0.9,"is_internal_anchor":false,"paper_title":"Spin-flavor entanglement in $\\Lambda_b \\to \\Lambda D$ and weak phase extraction","primary_cat":"hep-ph","submitted_at":"2026-05-10T18:00:01+00:00","verdict":"UNVERDICTED","verdict_confidence":"LOW","novelty_score":7.0,"formal_verification":"none","one_line_summary":"Spin-flavor entanglement in Lambda_b to Lambda D decays supplies a method to extract the CKM weak phase gamma with uncertainty scaling as 1 over the Wootters concurrence.","context_count":1,"top_context_role":"background","top_context_polarity":"background","context_text":"each input concurrenceC, we generate randomS- and P-wave amplitudes at fixedC, from which the partial widths and Lee-Yang parameters of the four neutral-D modes are obtained. For the full Run-3 data set of LHCb, we take [35-38] Ntot =N Λb Br(Λ0 b →ΛD)≃3.6×10 7,(15) as the total pre-reconstruction yield. The reconstruction efficiencies vary with theD-flavor channel and are taken from Ref. [32] and references therein. The channel Lee- Yang operators ˆξD are dichotomic spin observables with outcomes±1, as shown in Appendix B. Their statisti- cal uncertainties therefore follow from finite samples, as given in Eq. (B8). For illustration, we takep z = 5% as our benchmark. The rate asymmetriesR F andR 12 are obtained from the efficiency-corrected yields, with uncer-"},{"citing_arxiv_id":"2605.07997","ref_index":62,"ref_count":1,"confidence":0.9,"is_internal_anchor":false,"paper_title":"Symmetry-Breaking Effects on Form Factors and Observables in $B \\to K_0^*(1430)\\mu^+\\mu^-$ Decay","primary_cat":"hep-ph","submitted_at":"2026-05-08T16:52:08+00:00","verdict":"UNVERDICTED","verdict_confidence":"LOW","novelty_score":4.0,"formal_verification":"none","one_line_summary":"Perturbative symmetry-breaking corrections shift the branching ratio and normal lepton polarization asymmetry by ~3% in B → K0*(1430) μ+μ−, so larger experimental deviations would indicate new physics.","context_count":1,"top_context_role":"background","top_context_polarity":"background","context_text":"B685, 249 (2004), arXiv:hep-ph/0311335. [59] G. Buchalla, A. J. Buras and M. E. Lautenbacher, Rev. Mod. Phys.68, 1125 (1996), arXiv:hep-ph/9512380. [60] C. W. Bauer, D. Pirjol and I. W. Stewart, Phys. Rev. D67, 071502 (2003), arXiv:hep-ph/0211069. 17 [61] C. Greub, V. Pilipp and C. Schupbach, J. High Energy Phys.12, 040 (2008), arXiv:0810.4077 [hep-ph]. [62] D. Ebert, R. N. Faustov and V. O. Galkin, Phys. Rev. D64, 094022 (2001), arXiv:hep-ph/0107065. [63] A. Sikandaret al., Phys. Rev. D100, 056013 (2019), arXiv:1909.04384 [hep-ph]. [64] A. Sikandaret al., J. Phys. G49, 105002 (2022). [65] A. Khodjamirianet al., Phys. Lett. B410, 275 (1997), arXiv:hep-ph/9706303. [66] E. Bagan, P. Ball and V. M. Braun, Phys."},{"citing_arxiv_id":"2605.06567","ref_index":18,"ref_count":1,"confidence":0.9,"is_internal_anchor":false,"paper_title":"Probing unknown nonperturbative effects in $b \\to s \\ell\\ell$ with inclusive and exclusive observables","primary_cat":"hep-ph","submitted_at":"2026-05-07T16:59:46+00:00","verdict":"UNVERDICTED","verdict_confidence":"LOW","novelty_score":7.0,"formal_verification":"none","one_line_summary":"Ratios of exclusive to inclusive b to s lepton lepton observables discriminate between new physics and constant hadronic effects, with current data favoring new physics.","context_count":1,"top_context_role":"background","top_context_polarity":"background","context_text":"analyses), which show a clear preference for a single universal contribution toC 9. One has to acknowledge, at this point, that the low-q 2 region in Refs. [16, 17] may carry sizeable systematic uncertainties due to the extrapolation strategy from the high-q 2 estimate. Moreover, it is not yet fully settled whether this rescattering contribution is already included, in whole or in part, in the NLO calculation of Ref. [18]. On the experimental side, the branching ratios of the channelsB (0,+) →K (0,+)µµ,B (0,+) → K ∗(0,+)µ+µ− andB s →ϕµ +µ− show a consistent deficit in data with respect to SM predictions, both at the low and high-q 2 regions1. At high-q 2 it is customary to use a wide bin in order to smooth the impact of broad resonances. In the approach of Ref. [9], which we take as the default framework"},{"citing_arxiv_id":"2605.04967","ref_index":22,"ref_count":1,"confidence":0.9,"is_internal_anchor":false,"paper_title":"New Predictions for the Lifetimes of Doubly Heavy Baryons and the $B_c$ Meson","primary_cat":"hep-ph","submitted_at":"2026-05-06T14:26:25+00:00","verdict":"UNVERDICTED","verdict_confidence":"LOW","novelty_score":5.0,"formal_verification":"none","one_line_summary":"Updated lifetime predictions for doubly heavy baryons and B_c meson with NNLO and NLO corrections in MS-bar, kinetic, and Upsilon mass schemes, including new hierarchies for bc states.","context_count":1,"top_context_role":"background","top_context_polarity":"background","context_text":"laboration [19, 20], and the measured lifetime is in good agreement with our previous prediction in Ref. [17]. TheΞ + cc was discovered very recently [21], while theΩ+ cc remains the only weakly decaying doubly charmed baryon that has not yet been established experi- mentally, and existing LHCb searches set limits on its production rate and lifetime [22]. No states have been observed to date in the doubly bottom or bottom-charm sectors, although dedicated LHCb studies of(bcq)final states are currently underway [23, 24]. To complete the set of doubly heavy hadron lifetime predictions, we also revisit the lifetime of theB c meson, extending the analyses of Refs. [25, 26] by including NNLO corrections to the leading decay term and NLO corrections to the chromomagnetic term."},{"citing_arxiv_id":"2605.04137","ref_index":23,"ref_count":1,"confidence":0.9,"is_internal_anchor":false,"paper_title":"CP asymmetries in charged meson decay to two pions","primary_cat":"hep-ph","submitted_at":"2026-05-05T18:00:00+00:00","verdict":"UNVERDICTED","verdict_confidence":"LOW","novelty_score":4.0,"formal_verification":"none","one_line_summary":"CP asymmetries for B+ to pi+ pi0, D+ to pi+ pi0, and K+ to pi+ pi0 are estimated in the Standard Model at roughly 3 times 10 to the -3, 10 to the -5, and 10 to the -6 using a unified formalism for isospin violation.","context_count":1,"top_context_role":"background","top_context_polarity":"background","context_text":"Pich, \"Isospin breaking inK→ππdecays,\" Eur. Phys. J. C33, 369-396 (2004) [arXiv:hep-ph/0310351 [hep-ph]]. [21] P. Kroll, \"Isospin symmetry breaking throughπ 0 −η−η ′ mixing,\" Mod. Phys. Lett. A20, 2667-2684 (2005) [arXiv:hep-ph/0509031 [hep-ph]]. [22] A. A. Osipov, \"Virtual Photons andπ 0 −η−η ′ Mixing,\" J. Exp. Theor. Phys.141, no.3, 103-112 (2025) [23] Y. Aokiet al.[Flavour Lattice Averaging Group (FLAG)], \"FLAG review 2024,\" Phys. Rev. D113, no.1, 014508 (2026) [arXiv:2411.04268 [hep-lat]]. [24] C. T. Hoiet al.[Belle], \"Evidence for Direct CP Violation inB ± →ηh ± and Observation ofB 0 →ηK 0,\" Phys. Rev. Lett.108, 031801 (2012) [arXiv:1110.2000 [hep-ex]]. [25] B. Aubertet al.[BaBar], \"B meson decays to charmless meson pairs containingηorη ′ mesons,\" Phys."},{"citing_arxiv_id":"2605.04010","ref_index":11,"ref_count":1,"confidence":0.9,"is_internal_anchor":false,"paper_title":"Real and Complex Singlet-Scalar Benchmarks with a Vector-Like Down Quark for $B\\to X_s\\gamma$ and $B_s-\\bar B_s$ Mixing","primary_cat":"hep-ph","submitted_at":"2026-05-05T17:32:48+00:00","verdict":"UNVERDICTED","verdict_confidence":"LOW","novelty_score":5.0,"formal_verification":"none","one_line_summary":"In minimal benchmarks with a vector-like down quark D and singlet scalar, the new-physics contribution to B to X_s gamma is only 0.4 percent of the Standard Model value at TeV scales, while B_s mixing imposes stronger limits on the complex-scalar case.","context_count":1,"top_context_role":"background","top_context_polarity":"background","context_text":"transition b→sγfirst appears at the loop level through electroweak penguin diagrams. This loop suppression makes the inclusive decayB→Xsγparticularly sensitive to new heavy particles [6-10]. These particles can appear in the loop and change the short-distance (SD) Wilson coefficients (WCs). The effective Hamiltonian is a framework to separate SD physics from long-distance hadronic effects [11,12]. Further, we use this framework for radiativeB decays, the main contribution comes from theO7γoperator. The O8G operator is also important because, through QCD running, it mixes intoO7γwhen going from the high matching scale down to the low scaleµb∼mb. Therefore, a consistent NP study ofb→sγshould include both the WCs,C7γandC 8G. In this context, vector-like fermions are one of the SM extensions [13-18]."},{"citing_arxiv_id":"2604.26842","ref_index":14,"ref_count":1,"confidence":0.9,"is_internal_anchor":false,"paper_title":"Null Tests and Lepton Universality in $\\Xi_{cc}$ Baryon Decays","primary_cat":"hep-ph","submitted_at":"2026-04-29T16:06:51+00:00","verdict":"UNVERDICTED","verdict_confidence":"LOW","novelty_score":6.0,"formal_verification":"none","one_line_summary":"Doubly charmed baryon decays provide symmetry-protected null tests for nonfactorizable QCD and lepton-universality ratios sensitive to new physics at multi-TeV scales.","context_count":1,"top_context_role":"method","top_context_polarity":"use_method","context_text":"nonzero value therefore directly probes subleading QCD dynamics and symmetry-breaking effects. To make this construction explicit, we consider the two benchmark channels Ξ++ cc →Ξ+ cπ+,Ξ ++ cc →Ξ+ cK+. Therelatedtwo-bodynonleptonicchannelshavebeenan- alyzed in quark models and pole-model approaches [20]. Nonleptonic heavy-hadron decays can be described withintheeffectiveweakHamiltonianframework[14,21], 3 in which short-distance QCD effects are encoded in Wil- son coefficients multiplying four-fermion operators. In the factorization approximation [22], the decay ampli- tude forΞ cc→BcMcan be written as A(Ξcc→BcM) = GF√ 2 Vcq1V∗ uq2a1fMqµ ×⟨Bc|¯qγµ(1−γ5)c|Ξcc⟩,(2) wherea 1 encodes short-distance QCD corrections and the factorized structure separates the mesonic and bary-"},{"citing_arxiv_id":"2604.24924","ref_index":55,"ref_count":1,"confidence":0.9,"is_internal_anchor":false,"paper_title":"Forward backward CP asymmetry in $\\tau^- \\to K \\pi \\nu_{\\tau}$ in the Left-Right Inverse seesaw model","primary_cat":"hep-ph","submitted_at":"2026-04-27T19:05:12+00:00","verdict":"UNVERDICTED","verdict_confidence":"LOW","novelty_score":4.0,"formal_verification":"none","one_line_summary":"The Left-Right Inverse Seesaw model generates a non-decoupling scalar operator that enhances the differential forward-backward CP asymmetry A_CP^FB(s) near K* and K0* resonances in τ → Kπν_τ while leaving the integrated asymmetry too small to explain the BaBar result.","context_count":1,"top_context_role":"background","top_context_polarity":"background","context_text":"A key feature of the inverse seesaw is that the Yukawa couplings enteringmD andM R can be of order unity (yL,yS∼O(1)) while still yielding naturally small neutrino masses, thanks to the suppression by the small parameter µS∼O(keV)[26]. This allows sizable heavy-neutrino effects in loop-induced flavor and CP-violating observables, in contrasttothecanonicaltype-IseesawwherelargeneutrinoYukawacouplingswouldleadtolargeneutrinomasses[55]. For the process under consideration, the heavy neutrinosNi can enter box and vertex corrections and provide new CP-violating phases, particularly through the Yukawa structures in the lepton sector. As we demonstrate in Sec. V, some of the box diagrams exhibit a non-decoupling behavior similar to non-decoupling SM box diagrams contribution toK 0−¯K0 mixing for instance, where the dependence onMNi cancels in the heavy neutrino limit [34]."},{"citing_arxiv_id":"2604.24335","ref_index":17,"ref_count":1,"confidence":0.9,"is_internal_anchor":false,"paper_title":"CP violation in $\\Sigma^+\\to p\\ell^+\\ell^-$ within the standard model and beyond","primary_cat":"hep-ph","submitted_at":"2026-04-27T11:25:00+00:00","verdict":"UNVERDICTED","verdict_confidence":"LOW","novelty_score":5.0,"formal_verification":"none","one_line_summary":"The CP-violating decay-rate asymmetry in Σ⁺→pℓ⁺ℓ⁻ is allowed to reach tens of percent and is testable at LHCb.","context_count":1,"top_context_role":"method","top_context_polarity":"use_method","context_text":"(3), but we ignore this possibility for simplicity, asMcan already accommodate many new-physics models. In the SM the amplitude receives short- and long-distance contributions. The former proceeds at the quark level from photon- andZ-penguin and box diagrams [15-17] with up-type quarks and theW-boson running around the loops. It is described by the effective Hamiltonian [17] HSM eff = GF√ 2 V ∗ udVus h z7V +τ y 7V \u0001 O7V +τ y 7AO7A +C 7γO7γ i ,(4) whereG F symbolizes the Fermi coupling constant,V kl stands for an element of the Cabibbo- Kobayashi-Maskawa (CKM) matrix,z 7V ,y 7V ,y 7A, andC 7γ are the Wilson coefficients at QCD renormalization scales of order 1 GeV,τ=−V ∗ tdVts/ V ∗ udVus \u0001 , O7V = 2 dγκPLs ℓγκℓ , O 7A = 2 dγκPLs ℓγκγ5ℓ ,"},{"citing_arxiv_id":"2604.19612","ref_index":94,"ref_count":1,"confidence":0.9,"is_internal_anchor":false,"paper_title":"QCD-factorization amplitudes from flavour symmetries: beyond the $SU(3)$ symmetric case","primary_cat":"hep-ph","submitted_at":"2026-04-21T15:59:33+00:00","verdict":"UNVERDICTED","verdict_confidence":"LOW","novelty_score":5.0,"formal_verification":"none","one_line_summary":"A data-driven SU(3)-breaking analysis of B to PP decays yields QCD-factorization amplitudes that resemble dynamical predictions and require no enhanced annihilation terms.","context_count":1,"top_context_role":"extension","top_context_polarity":"extend","context_text":"The present work aims at determining the QCDF amplitudes from a fit to all the availableB→PPdata (Pis a charmless pseudoscalar meson), with the goal of accessing the size of annihilation am- plitudes and of obtaining a comprehensive picture about whether experimental data can be explained in the QCDF parametrization. It goes beyond our previous work [94] which was done in theSU(3) limit by implementing theSU(3) breaking at the level of transi- tion form factors, decay constants and phase space. It also goes beyond ref. [98] in that we include channels withη(′)mesons in the flavour-broken scenario. Moreover, we fit to a different linear combination of amplitudes that we find more suitable for disentangling"},{"citing_arxiv_id":"2604.15834","ref_index":44,"ref_count":1,"confidence":0.9,"is_internal_anchor":false,"paper_title":"Comprehensive analyses of rare $ \\Lambda_b \\rightarrow \\Lambda \\ell^+ \\ell^-$, $\\Sigma_b \\rightarrow \\Sigma \\ell^+ \\ell^-$ and $\\Xi_b \\rightarrow \\Xi \\ell^+ \\ell^-$ decays in 2HDM","primary_cat":"hep-ph","submitted_at":"2026-04-17T08:36:41+00:00","verdict":"UNVERDICTED","verdict_confidence":"LOW","novelty_score":3.0,"formal_verification":"none","one_line_summary":"The work computes differential and total branching ratios plus forward-backward asymmetries for Λ_b → Λ ℓ⁺ℓ⁻, Σ_b → Σ ℓ⁺ℓ⁻ and Ξ_b → Ξ ℓ⁺ℓ⁻ in 2HDM Type III and contrasts them with SM predictions.","context_count":1,"top_context_role":"background","top_context_polarity":"background","context_text":"7 (𝑚 𝑊 )=𝐶 𝑆 𝑀 7 (𝑚 𝑊 ) +𝐶 𝐻± 7 (𝑚 𝑊 ) 𝐶2𝐻 𝐷 𝑀 9 (𝑚 𝑊 )=𝐶 𝑆 𝑀 9 (𝑚 𝑊 ) +𝐶 𝐻± 9 (𝑚 𝑊 ) 𝐶2𝐻 𝐷 𝑀 10 (𝑚 𝑊 )=𝐶 𝑆 𝑀 10 (𝑚 𝑊 ) +𝐶 𝐻± 10 (𝑚 𝑊 ).(7) The values of the Wilson coefficients𝐶𝑆 𝑀 7 (𝑚 𝑊 ),𝐶 𝑆 𝑀 9 (𝑚 𝑊 )and𝐶 𝑆 𝑀 10 (𝑚 𝑊 )in the SM are provided in Refs. [25, 43]. The coefficient𝐶 𝑒 𝑓 𝑓 7 (𝜇) at the scale𝜇=𝑚 𝑏 in next to leading order (NLO) is calculated in [44, 45]: 𝐶𝑒 𝑓 𝑓 7 (𝑚 𝑏)=𝐶 0 7 (𝑚 𝑏) + 𝛼𝑠 (𝑚 𝑏) 4𝜋 𝐶1,𝑒 𝑓 𝑓 7 (𝑚 𝑏),(8) where𝐶 0 7 (𝑚 𝑏)is the LO term, and𝐶 1,𝑒 𝑓 𝑓 7 (𝑚 𝑏)includes the NLO corrections, given explicitly in [44]. For a detailed discussion of the Wilson coefficient𝐶 2𝐻 𝐷 𝑀 7 (𝑚 𝑊 ), see Ref. [44]. At the scale𝑚 𝑊, the leading-order values of the coefficients𝐶 2𝐻 𝐷 𝑀 𝑖 are given by: 𝐶2𝐻 𝐷 𝑀"},{"citing_arxiv_id":"2604.10939","ref_index":51,"ref_count":1,"confidence":0.9,"is_internal_anchor":false,"paper_title":"Study of doubly heavy baryon lifetimes","primary_cat":"hep-ph","submitted_at":"2026-04-13T03:18:51+00:00","verdict":"UNVERDICTED","verdict_confidence":"LOW","novelty_score":5.0,"formal_verification":"none","one_line_summary":"Lifetimes of Xi_cc++, Xi_cc+, Omega_cc+ are (2.67 ± 0.94, 0.47 ± 0.08, 1.79 ± 0.62) × 10^{-13} s and for Xi_bb0, Xi_bb-, Omega_bb- are (0.75 ± 0.11, 0.92 ± 0.15, 0.93 ± 0.15) × 10^{-12} s, with W-exchange driving large splittings in the charmed sector.","context_count":1,"top_context_role":"method","top_context_polarity":"use_method","context_text":"B(µH) and I q B(µc)≈(1.26±0.15)I q B(µH). In the full-QCD MS scheme, the evolution of the four-quark matrix elements is I q B(µQ)− ˜I q B(µQ) =U −(µH , µQ) \u0010 I q B(µH)− ˜I q B(µH) \u0011 .(3.25) Meanwhile, we have ˜I q B(µQ) +I q B(µQ) =U +(µH , µQ)(˜I q B(µH) +I q B(µH)) = 0. In the naive dimensional regularization (NDR) scheme at NLO, the results are [51] 2 U NLO − (µH , µc) = \u0014 αs(µH) αs(µc) \u0015 4 9 \u0014 1− 181 81 αs(µH)−α s(µc) 4π \u0015 ,(3.26) U NLO − (µH , µb) =U NLO − (µH , µc) \u0014 αs(µc) αs(µb) \u0015 12 25 \u0014 1− 3569 1875 αs(µc)−α s(µb) 4π \u0015 . At LO, one sets the term proportional toα s(µc)−α s(µb,H) to zero. Takingµ H = (1.0± 0.2) GeV, we haveU NLO − (µH , µc) = 1.16±0.09 andU NLO − (µH , µb) = 1.42±0.11. 4 Numerical results"},{"citing_arxiv_id":"2602.10903","ref_index":57,"ref_count":1,"confidence":0.98,"is_internal_anchor":true,"paper_title":"Weak Annihilation Contribution to Angular Observables in $B_{c}^+\\to D^{\\ast+}\\ell^{+}\\ell^{-}$ Decays","primary_cat":"hep-ph","submitted_at":"2026-02-11T14:29:08+00:00","verdict":"UNVERDICTED","verdict_confidence":"LOW","novelty_score":4.0,"formal_verification":"none","one_line_summary":"Weak annihilation contributions are sizable in B_c^+ to D^{*+} lepton pair decays and must be included to obtain reliable Standard Model predictions for angular observables.","context_count":0,"top_context_role":null,"top_context_polarity":null,"context_text":null},{"citing_arxiv_id":"2512.11113","ref_index":66,"ref_count":1,"confidence":0.98,"is_internal_anchor":true,"paper_title":"TeV Scale Quark-Lepton Unification","primary_cat":"hep-ph","submitted_at":"2025-12-11T20:56:25+00:00","verdict":"UNVERDICTED","verdict_confidence":"LOW","novelty_score":6.0,"formal_verification":"none","one_line_summary":"A quark-lepton unified Pati-Salam model with Z2 symmetry realizes a leptoquark gauge boson as light as 4.3 TeV, compatible with LHC and flavor constraints, and predicts testable lepton flavor violation plus new vector-like quarks.","context_count":0,"top_context_role":null,"top_context_polarity":null,"context_text":null},{"citing_arxiv_id":"2510.13969","ref_index":4,"ref_count":1,"confidence":0.98,"is_internal_anchor":true,"paper_title":"Isospin-based EWP-tree Relations","primary_cat":"hep-ph","submitted_at":"2025-10-15T18:00:24+00:00","verdict":null,"verdict_confidence":null,"novelty_score":null,"formal_verification":null,"one_line_summary":null,"context_count":0,"top_context_role":null,"top_context_polarity":null,"context_text":null},{"citing_arxiv_id":"2510.00378","ref_index":24,"ref_count":1,"confidence":0.98,"is_internal_anchor":true,"paper_title":"$\\bar{B}_{s,d}^{0} \\to J/\\psi \\mu^{+}\\mu^{-}$ Decays in QCD Factorization","primary_cat":"hep-ph","submitted_at":"2025-10-01T00:51:34+00:00","verdict":"UNVERDICTED","verdict_confidence":"LOW","novelty_score":6.0,"formal_verification":"none","one_line_summary":"Computes branching ratios of order 10^{-10} for Bs and 10^{-11} for Bd decays after NLO vertex corrections in QCD factorization, plus dimuon distributions and J/psi polarization.","context_count":0,"top_context_role":null,"top_context_polarity":null,"context_text":null},{"citing_arxiv_id":"2509.20027","ref_index":81,"ref_count":1,"confidence":0.98,"is_internal_anchor":true,"paper_title":"Belle II Constraints on the Non-Minimal Universal Extra Dimensional Model","primary_cat":"hep-ph","submitted_at":"2025-09-24T11:45:04+00:00","verdict":"UNVERDICTED","verdict_confidence":"LOW","novelty_score":5.0,"formal_verification":"none","one_line_summary":"Belle II data on the rare B decay constrains the non-minimal UED model to require the inverse compactification radius to be at least ~900 GeV, while the minimal version yields no bound.","context_count":0,"top_context_role":null,"top_context_polarity":null,"context_text":null},{"citing_arxiv_id":"2509.19445","ref_index":21,"ref_count":1,"confidence":0.98,"is_internal_anchor":true,"paper_title":"Study of Form Factors and Observables in $B_c^- \\rightarrow \\bar{D}^{(*)0}\\ell^-\\bar{\\nu}_{\\ell}$ and $B_c^- \\rightarrow D^{(*)-}\\ell^+\\ell^-$ decays","primary_cat":"hep-ph","submitted_at":"2025-09-23T18:01:13+00:00","verdict":"UNVERDICTED","verdict_confidence":"LOW","novelty_score":5.0,"formal_verification":"none","one_line_summary":"Computes pQCD form factors for B_c to D(*) transitions via lattice inputs and heavy quark symmetry, then predicts branching fractions and angular observables for semileptonic and rare dilepton decays.","context_count":0,"top_context_role":null,"top_context_polarity":null,"context_text":null},{"citing_arxiv_id":"2501.08384","ref_index":2,"ref_count":1,"confidence":0.98,"is_internal_anchor":true,"paper_title":"Two-Loop Anomalous Dimensions in the LEFT: Dimension-Six Four-Fermion Operators in NDR","primary_cat":"hep-ph","submitted_at":"2025-01-14T19:00:34+00:00","verdict":"UNVERDICTED","verdict_confidence":"LOW","novelty_score":7.0,"formal_verification":"none","one_line_summary":"Derives the full two-loop ADM for four-fermion operators in LEFT in NDR scheme including O(α_s²), O(α_s α) and O(α²) terms, with results for 5/4/3 active flavors implemented in DsixTools.","context_count":0,"top_context_role":null,"top_context_polarity":null,"context_text":null},{"citing_arxiv_id":"2305.02243","ref_index":35,"ref_count":1,"confidence":0.98,"is_internal_anchor":true,"paper_title":"Revisiting lifetimes of doubly charmed baryons","primary_cat":"hep-ph","submitted_at":"2023-05-03T16:23:57+00:00","verdict":"UNVERDICTED","verdict_confidence":"LOW","novelty_score":5.0,"formal_verification":"none","one_line_summary":"Updated predictions within the heavy quark expansion confirm the lifetime hierarchy τ(Ξ_cc^+) < τ(Ω_cc^+) < τ(Ξ_cc^++) with τ(Ξ_cc^++) = 0.32 ± 0.05 +0.08/-0.07 ps matching LHCb data and provide ratios for the other states.","context_count":0,"top_context_role":null,"top_context_polarity":null,"context_text":null}],"limit":50,"offset":0}