{"total":20,"items":[{"citing_arxiv_id":"2606.19112","ref_index":34,"ref_count":2,"confidence":0.9,"is_internal_anchor":false,"paper_title":"Post-Carroll Algebra, Conformal Extensions, and Field Theories","primary_cat":"hep-th","submitted_at":"2026-06-17T14:27:27+00:00","verdict":"UNVERDICTED","verdict_confidence":"LOW","novelty_score":5.0,"formal_verification":"none","one_line_summary":"Defines post-Carroll algebra allowing central charges in higher dimensions, constructs its conformal extension and the Carroll-Schrödinger algebra matching prior theory, and derives two-point functions in post-Carrollian CFTs with electric/magnetic sectors in 1+1 dimensions.","context_count":0,"top_context_role":null,"top_context_polarity":null,"context_text":null},{"citing_arxiv_id":"2606.05303","ref_index":97,"ref_count":1,"confidence":0.9,"is_internal_anchor":false,"paper_title":"Krylov Complexity: Flat bands and Carroll breaking deformations","primary_cat":"hep-th","submitted_at":"2026-06-03T18:00:19+00:00","verdict":"UNVERDICTED","verdict_confidence":"LOW","novelty_score":5.0,"formal_verification":"none","one_line_summary":"Krylov complexity growth distinguishes phase-dependent resilience of Carrollian sectors in all-bands-flat fermionic ladders against delocalizing perturbations and exhibits UV sensitivity in a continuum Carroll scalar field with gradient deformation.","context_count":0,"top_context_role":null,"top_context_polarity":null,"context_text":null},{"citing_arxiv_id":"2605.15269","ref_index":15,"ref_count":2,"confidence":0.9,"is_internal_anchor":false,"paper_title":"Kerroll black holes","primary_cat":"hep-th","submitted_at":"2026-05-14T18:00:01+00:00","verdict":"UNVERDICTED","verdict_confidence":"LOW","novelty_score":6.0,"formal_verification":"none","one_line_summary":"Rotating black holes are constructed in magnetic Carroll gravity, including an intrinsically Carrollian dressed solution and a Kerroll black hole from an odd-power c-expansion of GR, with conserved charges computed.","context_count":0,"top_context_role":null,"top_context_polarity":null,"context_text":null},{"citing_arxiv_id":"2605.06786","ref_index":9,"ref_count":2,"confidence":0.9,"is_internal_anchor":false,"paper_title":"Kinetic Theory of Carroll Hydrodynamics","primary_cat":"hep-th","submitted_at":"2026-05-07T18:00:04+00:00","verdict":"UNVERDICTED","verdict_confidence":"LOW","novelty_score":7.0,"formal_verification":"none","one_line_summary":"A microscopic derivation of Carrollian fluid equations from a statistical mechanics of interacting instantonic branes, plus initial elements of Carrollian thermodynamics.","context_count":1,"top_context_role":"background","top_context_polarity":"background","context_text":"relativisticfluiddynamicshasbeeninvestigated. Thelatterhasbeeninstructive,asithasshedlightonthe mathematicalstructureofthefluidequations[31-33],thesystematicexchangeoftimeandspacederivatives and momenta when comparing Galilean and Carrollian regimes [18,34], the fate of hydrodynamic-frame invariance [35], and recurrent dynamical features such as the absence of matter-driven energy flux [9,36]. Yet an intrinsic and physical understanding of these so-calledCarroll fluid equationshas been missing -1- for almost a decade. This nevertheless remains an important open question that has sustained the com- munity'sinterest. Itisindeeddesirabletogainsomeunderstandingofthecollectivedynamicsofdegrees of freedom in the Carroll limit, chiefly because of its application to flat-space holography, where Carroll"},{"citing_arxiv_id":"2605.05334","ref_index":48,"ref_count":1,"confidence":0.9,"is_internal_anchor":false,"paper_title":"Carroll fermions from null reduction: A case of good and bad fermions","primary_cat":"hep-th","submitted_at":"2026-05-06T18:06:01+00:00","verdict":"UNVERDICTED","verdict_confidence":"LOW","novelty_score":6.0,"formal_verification":"none","one_line_summary":"Carrollian fermionic actions for electric and magnetic sectors are derived from a single Bargmann Dirac action by null reduction, with good and bad fermions as dynamical and constrained modes valid in any dimension.","context_count":1,"top_context_role":"background","top_context_polarity":"background","context_text":"[45] B. Chen, R. Liu, H. Sun and Y.-f. Zheng,Constructing Carrollian field theories from null reduction,JHEP11(2023) 170, [2301.06011]. [46] S. Majumdar,Carroll theories from Lorentzian light-cone theories,JHEP02(2026) 258, [2507.03081]. [47] J. de Boer, J. Hartong, N. A. Obers, W. Sybesma and S. Vandoren,Carroll stories,JHEP 09(2023) 148, [2307.06827]. [48] J. de Boer, J. Hartong, N. A. Obers, W. Sybesma and S. Vandoren,Carroll Symmetry, Dark Energy and Inflation,Front. in Phys.10(2022) 810405, [2110.02319]. [49] E. A. Bergshoeff, J. Gomis and A. Kleinschmidt,Non-Lorentzian theories with and without constraints,JHEP01(2023) 167, [2210.14848]. [50] H. Afshar, X. Bekaert and M. Najafizadeh,Classification of conformal carroll algebras,JHEP"},{"citing_arxiv_id":"2604.23677","ref_index":6,"ref_count":1,"confidence":0.9,"is_internal_anchor":false,"paper_title":"Stationary solutions in the small-$c$ expansion of GR","primary_cat":"gr-qc","submitted_at":"2026-04-26T12:30:50+00:00","verdict":"UNVERDICTED","verdict_confidence":"LOW","novelty_score":6.0,"formal_verification":"none","one_line_summary":"Exact Lense-Thirring-type, C-metric-type, and Hartle-Thorne-type stationary vacuum solutions are constructed in the NLO and NNLO small-c expansion of GR, revealing a richer sector than magnetic Carroll gravity.","context_count":1,"top_context_role":"background","top_context_polarity":"background","context_text":"Banerjee, P. Dhivakar, S. Mondal and A. Shukla,The Carrollian Kaleidoscope, 2506.16164. [4] E. Bergshoeff, J. Figueroa-O'Farrill and J. Gomis,A non-lorentzian primer,SciPost Phys. Lect. Notes69(2023) 1, [2206.12177]. [5] C. D. A. Blair, J. Lahnsteiner, N. A. Obers and Z. Yan,Matrix theory reloaded: a BPS road to holography,JHEP02(2025) 024, [2410.03591]. [6] J. de Boer, J. Hartong, N. A. Obers, W. Sybesma and S. Vandoren,Carroll Symmetry, Dark Energy and Inflation,Front. in Phys.10(2022) 810405, [2110.02319]. [7] J. de Boer, J. Hartong, N. A. Obers, W. Sybesma and S. Vandoren,Carroll stories,JHEP09 (2023) 148, [2307.06827]. [8] L. Ciambelli and P. Jai-akson,Foundations of Carrollian Geometry,2510.21651."},{"citing_arxiv_id":"2604.22745","ref_index":12,"ref_count":1,"confidence":0.9,"is_internal_anchor":false,"paper_title":"Carrollian quantum states and flat space holography","primary_cat":"hep-th","submitted_at":"2026-04-24T17:43:52+00:00","verdict":null,"verdict_confidence":null,"novelty_score":null,"formal_verification":null,"one_line_summary":null,"context_count":1,"top_context_role":"background","top_context_polarity":"background","context_text":"2 Vacuum representation for flat holography 47 1 Introduction Carroll symmetries [1, 2] have recently attracted renewed interest due to their intriguing connection to flat space holography at null infinity [3-5], as well as at spatial and timelike infinity [6-11]. Beyond holographic contexts, Carroll symmetries have also been linked to a variety of other systems, including cosmological models [12] and condensed matter phenomena such as flat bands [13] and fractons [14-18] (see the recent reviews [19-22]). On the other hand, the framework of algebraic quantum field theory (AQFT) [23-25] provides a model-independent and mathematically precise formulation of quantum field theory in terms of local algebras and their states, cleanly isolating structural principles such"},{"citing_arxiv_id":"2604.22582","ref_index":25,"ref_count":1,"confidence":0.9,"is_internal_anchor":false,"paper_title":"Carrollian ABJM: Fermions and Supersymmetry","primary_cat":"hep-th","submitted_at":"2026-04-24T14:14:39+00:00","verdict":"UNVERDICTED","verdict_confidence":"LOW","novelty_score":6.0,"formal_verification":"none","one_line_summary":"The c to zero limit of ABJM theory produces a Carrollian superconformal theory with extended BMS4 symmetry using Carrollian Dirac matrices.","context_count":1,"top_context_role":"background","top_context_polarity":"background","context_text":"We will be motivated by thec→0 limit of relativistic fermion theories and will first consider the simplest type of fermions in this work. In a companion paper [24], we work out the Carroll expansion of fermions, where instead of sending the speed of light (c→0) to zero, we do an order by order expansion aroundc= 0, following earlier con- structions for bosonic fields in [25]. In this paper, we will work exclusively with the leading order theory, which is expected to capture the scattering amplitudes of the putative bulk theory through Modified Mellin transformations [20, 26], although subleading terms may need to be included as well prior to taking thec→0 limit for reasons we explain in section - 2 - 4.4. One of the subtle details is the understanding of how degenerate Carrollian gamma"},{"citing_arxiv_id":"2604.14301","ref_index":45,"ref_count":1,"confidence":0.9,"is_internal_anchor":false,"paper_title":"Carroll fermions, expansions and the lightcone","primary_cat":"hep-th","submitted_at":"2026-04-15T18:00:45+00:00","verdict":"UNVERDICTED","verdict_confidence":"LOW","novelty_score":6.0,"formal_verification":"none","one_line_summary":"Carrollian fermion actions are obtained from relativistic Dirac theory via c-expansion and connected to light-cone dynamics through co-dimension one Carroll subalgebras in the Poincaré algebra.","context_count":1,"top_context_role":"background","top_context_polarity":"background","context_text":"sion in powers of speed of light, commonly referred to asc-expansion, of a parent relativistic theory. In this approach, relativistic actions, equations of motion, and symmetry trans- formations are expanded around thec= 0 point, allowing Carrollian dynamics to emerge in a controlled order-by-order manner. Thec-expansion has been successfully applied to scalar, gauge, and gravitational systems [45, 54], providing a systematic and controlled derivation of Carrollian field theories from relativistic dynamics. Carroll fermions have not been treated in thisc-expansion previously, and we will address this problem below. Our analysis will throw up various interesting surprises. The leading pieces in ac-expansion are manifestly Carroll invariant and these theories"},{"citing_arxiv_id":"2604.09275","ref_index":3,"ref_count":1,"confidence":0.9,"is_internal_anchor":false,"paper_title":"Aspects of Non-Relativistic Supersymmetric Theories","primary_cat":"hep-th","submitted_at":"2026-04-10T12:43:12+00:00","verdict":"UNVERDICTED","verdict_confidence":"LOW","novelty_score":2.0,"formal_verification":"none","one_line_summary":"Discusses features of non-relativistic supersymmetric field theories from Galilean and Carrollian points of view to aid construction of electric and magnetic variants.","context_count":0,"top_context_role":null,"top_context_polarity":null,"context_text":null},{"citing_arxiv_id":"2604.08498","ref_index":17,"ref_count":4,"confidence":0.9,"is_internal_anchor":false,"paper_title":"On Carrollian Loop Amplitudes for Gauge Theory and Gravity","primary_cat":"hep-th","submitted_at":"2026-04-09T17:42:28+00:00","verdict":"UNVERDICTED","verdict_confidence":"LOW","novelty_score":6.0,"formal_verification":"none","one_line_summary":"Loop-level Carrollian amplitudes in N=4 SYM and N=8 supergravity are differential operators on tree-level versions, with logarithmic eikonal behavior and IR-safe factorization via natural splitting.","context_count":2,"top_context_role":"background","top_context_polarity":"background","context_text":"Nguyen,Lectures on Carrollian Holography,arXiv:2511.10162. [14] R. Ruzziconi,Carrollian Physics and Holography,arXiv:2602.02644. [15] L. Mason, R. Ruzziconi, and A. Yelleshpur Srikant,Carrollian amplitudes and celestial symmetries,JHEP05(2024) 012, [arXiv:2312.10138]. [16] J. de Boer, J. Hartong, N. A. Obers, W. Sybesma, and S. Vandoren,Carroll stories,JHEP 09(2023) 148, [arXiv:2307.06827]. [17] J. de Boer, J. Hartong, N. A. Obers, W. Sybesma, and S. Vandoren,Carroll Symmetry, Dark Energy and Inflation,Front. in Phys.10(2022) 810405, [arXiv:2110.02319]. [18] S. Baiguera, G. Oling, W. Sybesma, and B. T. Søgaard,Conformal Carroll scalars with boosts,SciPost Phys.14(2023), no. 4 086, [arXiv:2207.03468]. [19] J. Cotler, K. Jensen, S. Prohazka, A."},{"citing_arxiv_id":"2604.05173","ref_index":34,"ref_count":1,"confidence":0.9,"is_internal_anchor":false,"paper_title":"New-born strings are tensionless","primary_cat":"hep-th","submitted_at":"2026-04-06T21:09:11+00:00","verdict":"UNVERDICTED","verdict_confidence":"UNKNOWN","novelty_score":7.0,"formal_verification":"none","one_line_summary":"Tensionless strings arise exclusively at birth in the ultra-shrinking limit of a causal diamond worldsheet, revealing a new phase with global ultra-local Carrollian structure.","context_count":1,"top_context_role":"background","top_context_polarity":"background","context_text":"Soc. Math. Belg.31(1979) 47. [32] C. Duval, G.W. Gibbons and P.A. Horvathy,Conformal Carroll groups and BMS symmetry,Class. Quant. Grav.31 (2014) 092001 [1402.5894]. [33] C. Duval, G.W. Gibbons, P.A. Horvathy and P.M. Zhang, Carroll versus Newton and Galilei: two dual non-Einsteinian concepts of time,Class. Quant. Grav.31(2014) 085016 [1402.0657]. [34] J. de Boer, J. Hartong, N.A. Obers, W. Sybesma and S. Vandoren,Carroll Symmetry, Dark Energy and Inflation, Front. in Phys.10(2022) 810405 [2110.02319]. [35] S. Samanta and B.R. Majhi,Entropy of matter on the Carroll geometry,Phys. Lett. B874(2026) 140281 [2512.20304]. [36] B. Cardona, J. Gomis and J.M. Pons,Dynamics of Carroll Strings,JHEP07(2016) 050 [1605."},{"citing_arxiv_id":"2603.28269","ref_index":15,"ref_count":1,"confidence":0.9,"is_internal_anchor":false,"paper_title":"A Twisted Origin for Magnetic Carroll Supersymmetry","primary_cat":"hep-th","submitted_at":"2026-03-30T10:53:00+00:00","verdict":"UNVERDICTED","verdict_confidence":"LOW","novelty_score":7.0,"formal_verification":"none","one_line_summary":"Magnetic Carroll supersymmetry descends from a twisted relativistic parent rather than naive contraction, realized in 3D N=2 with vector multiplet action whose conformal extension matches global super-BMS4.","context_count":1,"top_context_role":"background","top_context_polarity":"background","context_text":"2, (2024) 021603, arXiv:2310.16683 [hep-th]. [13] X. Huang, \"A Chern-Simons theory for dipole symmetry,\"SciPost Phys.15no. 4, (2023) 153, arXiv:2305.02492 [cond-mat.str-el]. [14] J. de Boer, J. Hartong, N. A. Obers, W. Sybesma, and S. Vandoren, \"Carroll Symmetry, Dark Energy and Inflation,\"Front. in Phys.10(2022) 810405, arXiv:2110.02319 [hep-th]. [15] R. F. Penna, \"Near-horizon Carroll symmetry and black hole Love numbers,\"arXiv:1812.05643 [hep-th]. [16] L. Donnay and C. Marteau, \"Carrollian Physics at the Black Hole Horizon,\"Class. Quant. Grav.36no. 16, (2019) 165002,arXiv:1903.09654 [hep-th]. [17] F. Ecker, D. Grumiller, J. Hartong, A. P' erez, S. Prohazka, and R. Troncoso, \"Carroll black holes,\""},{"citing_arxiv_id":"2601.15376","ref_index":68,"ref_count":1,"confidence":0.9,"is_internal_anchor":false,"paper_title":"On $\\sqrt{T\\overline{T}}$ deformed pathways: CFT to CCFT","primary_cat":"hep-th","submitted_at":"2026-01-21T19:00:01+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":"2601.15023","ref_index":52,"ref_count":1,"confidence":0.9,"is_internal_anchor":false,"paper_title":"Carroll hydrodynamics with spin","primary_cat":"hep-th","submitted_at":"2026-01-21T14:27:03+00:00","verdict":"UNVERDICTED","verdict_confidence":"LOW","novelty_score":6.0,"formal_verification":"none","one_line_summary":"Carroll hydrodynamics with spin is obtained as the c→0 limit of relativistic hydrodynamics with spin, extending the description of boost-invariant flows.","context_count":0,"top_context_role":null,"top_context_polarity":null,"context_text":null},{"citing_arxiv_id":"2510.16104","ref_index":41,"ref_count":1,"confidence":0.9,"is_internal_anchor":false,"paper_title":"Strings near BTZ black holes: A Carrollian Chronicle","primary_cat":"hep-th","submitted_at":"2025-10-17T18:00:02+00:00","verdict":"UNVERDICTED","verdict_confidence":"LOW","novelty_score":6.0,"formal_verification":"none","one_line_summary":"The paper classifies families of closed bosonic string solutions in the near-horizon non-extremal BTZ spacetime and identifies novel features via string-Carroll expansion.","context_count":0,"top_context_role":null,"top_context_polarity":null,"context_text":null},{"citing_arxiv_id":"2508.01446","ref_index":118,"ref_count":1,"confidence":0.9,"is_internal_anchor":false,"paper_title":"Radiation in Fluid/Gravity and the Flat Limit","primary_cat":"hep-th","submitted_at":"2025-08-02T17:28:33+00:00","verdict":"UNVERDICTED","verdict_confidence":"LOW","novelty_score":6.0,"formal_verification":"none","one_line_summary":"Establishes a holographic link between bulk gravitational radiation and dissipative corrections plus entropy production in boundary fluids, then constructs Carrollian analogues and celestial observables in the flat limit.","context_count":1,"top_context_role":"background","top_context_polarity":"background","context_text":"16 165001, [arXiv:1802.05286]. [116] L. Ciambelli and C. Marteau,Carrollian conservation laws and Ricci-flat gravity, Class. Quant. Grav. 36 (2019), no. 8 085004, [arXiv:1810.11037]. [117] A. Campoleoni, L. Ciambelli, C. Marteau, P. M. Petropoulos, and K. Siampos, Two-dimensional fluids and their holographic duals, Nucl. Phys. B946 (2019) 114692, [arXiv:1812.04019]. [118] J. de Boer, J. Hartong, N. A. Obers, W. Sybesma, and S. Vandoren,Carroll Symmetry, Dark Energy and Inflation, Front. in Phys.10 (2022) 810405, [arXiv:2110.02319]. [119] A. Campoleoni, L. Ciambelli, A. Delfante, C. Marteau, P. M. Petropoulos, and R. Ruzziconi,Holographic Lorentz and Carroll frames, JHEP 12 (2022) 007, [arXiv:2208.07575]. [120] A. C."},{"citing_arxiv_id":"2506.16164","ref_index":14,"ref_count":1,"confidence":0.9,"is_internal_anchor":false,"paper_title":"The Carrollian Kaleidoscope","primary_cat":"hep-th","submitted_at":"2025-06-19T09:33:44+00:00","verdict":"UNVERDICTED","verdict_confidence":"LOW","novelty_score":1.0,"formal_verification":"none","one_line_summary":"A review summarizing Carrollian symmetries, CCFT constructions, and applications in AFS holography, Carroll hydrodynamics, and condensed matter phenomena such as fractons and flat bands.","context_count":1,"top_context_role":"background","top_context_polarity":"background","context_text":"Quantum Hall Effect End points of RG Photon rings Plane waves Lightcone QFT Flat Fluid/Gravity Figure 1: Through the Looking Glass: The Carrollian Kaleidoscope! Apart from these applications, Carroll symmetries have appeared in the context of black hole physics as symmetries on event horizons [13], in cosmology in the context of inflation and dark energy [14], and in string theory on the tensionless limit of strings [15, 16] and strings near black holes [17, 18]. We will briefly touch up on these and other emerging applications in the penultimate section of this review (and will provide references to the literature there). To provide the reader with a picture of the all-encompassing nature of Carrollian symmetries, in Fig."},{"citing_arxiv_id":"2503.15607","ref_index":29,"ref_count":1,"confidence":0.9,"is_internal_anchor":false,"paper_title":"Operator Product Expansion in Carrollian CFT","primary_cat":"hep-th","submitted_at":"2025-03-19T18:00:04+00:00","verdict":"UNVERDICTED","verdict_confidence":"LOW","novelty_score":6.0,"formal_verification":"none","one_line_summary":"Constructs Carrollian OPEs that govern short-distance behavior, extends representation theory for composites, and classifies 2-, 3-, and 4-point correlators/amplitudes under Carrollian symmetry.","context_count":0,"top_context_role":null,"top_context_polarity":null,"context_text":null},{"citing_arxiv_id":"2202.04702","ref_index":92,"ref_count":1,"confidence":0.9,"is_internal_anchor":false,"paper_title":"Carrollian Perspective on Celestial Holography","primary_cat":"hep-th","submitted_at":"2022-02-09T19:52:15+00:00","verdict":"UNVERDICTED","verdict_confidence":"LOW","novelty_score":6.0,"formal_verification":"none","one_line_summary":"A 3d sourced conformal Carrollian field theory is proposed to holographically capture 4d flat gravity kinematics, with Ward identities matching 2d celestial CFT after relating operators.","context_count":0,"top_context_role":null,"top_context_polarity":null,"context_text":null}],"limit":50,"offset":0}