Egor Babaev, Ph.D. - Publications

Affiliations: 
2001 Physics Uppsala University, Uppsala, Uppsala län, Sweden 
Website:
www.theophys.kth.se/~egor/

101 high-probability publications. We are testing a new system for linking publications to authors. You can help! If you notice any inaccuracies, please sign in and mark papers as correct or incorrect matches. If you identify any major omissions or other inaccuracies in the publication list, please let us know.

Year Citation  Score
2023 Shipulin I, Stegani N, Maccari I, Kihou K, Lee CH, Hu Q, Zheng Y, Yang F, Li Y, Yim CM, Hühne R, Klauss HH, Putti M, Caglieris F, Babaev E, et al. Calorimetric evidence for two phase transitions in BaKFeAs with fermion pairing and quadrupling states. Nature Communications. 14: 6734. PMID 37872158 DOI: 10.1038/s41467-023-42459-0  0.347
2023 Iguchi Y, Shi RA, Kihou K, Lee CH, Barkman M, Benfenati AL, Grinenko V, Babaev E, Moler KA. Superconducting vortices carrying a temperature-dependent fraction of the flux quantum. Science (New York, N.Y.). eabp9979. PMID 37262195 DOI: 10.1126/science.abp9979  0.72
2021 Barkman M, Benfenati A, Samoilenka A, Babaev E. Barkman et al. Reply. Physical Review Letters. 126: 179603. PMID 33988401 DOI: 10.1103/PhysRevLett.126.179603  0.651
2020 Vargunin A, Silaev MA, Babaev E. Unusual resistive states of multiband superconductors in the effective field theory approach Epl (Europhysics Letters). 130: 17001. DOI: 10.1209/0295-5075/130/17001  0.416
2020 Benfenati A, Maiani A, Rybakov FN, Babaev E. Vortex nucleation barrier in superconductors beyond the Bean-Livingston approximation: A numerical approach for the sphaleron problem in a gauge theory Physical Review B. 101: 220505. DOI: 10.1103/Physrevb.101.220505  0.712
2020 Samoilenka A, Babaev E. Boundary states with elevated critical temperatures in Bardeen-Cooper-Schrieffer superconductors Physical Review B. 101. DOI: 10.1103/Physrevb.101.134512  0.403
2020 Benfenati A, Barkman M, Winyard T, Wormald A, Speight M, Babaev E. Magnetic signatures of domain walls in s+is and s+id superconductors: Observability and what that can tell us about the superconducting order parameter Physical Review B. 101. DOI: 10.1103/Physrevb.101.054507  0.735
2020 Samoilenka A, Barkman M, Benfenati A, Babaev E. Pair-density-wave superconductivity of faces, edges, and vertices in systems with imbalanced fermions Physical Review B. 101: 54506. DOI: 10.1103/Physrevb.101.054506  0.742
2020 Samoilenka A, Rybakov FN, Babaev E. Synthetic nuclear Skyrme matter in imbalanced Fermi superfluids with a multicomponent order parameter Physical Review A. 101. DOI: 10.1103/Physreva.101.013614  0.392
2019 Bommer JDS, Zhang H, Gül Ö, Nijholt B, Wimmer M, Rybakov FN, Garaud J, Rodic D, Babaev E, Troyer M, Car D, Plissard SR, Bakkers EPAM, Watanabe K, Taniguchi T, et al. Spin-Orbit Protection of Induced Superconductivity in Majorana Nanowires. Physical Review Letters. 122: 187702. PMID 31144896 DOI: 10.1103/Physrevlett.122.187702  0.347
2019 Wang W, Díaz-Méndez R, Wallin M, Lidmar J, Babaev E. Melting of a two-dimensional monodisperse cluster crystal to a cluster liquid. Physical Review. E. 99: 042140. PMID 31108717 DOI: 10.1103/Physreve.99.042140  0.313
2019 Barkman M, Samoilenka A, Babaev E. Surface Pair-Density-Wave Superconducting and Superfluid States. Physical Review Letters. 122: 165302. PMID 31075028 DOI: 10.1103/Physrevlett.122.165302  0.407
2019 Díaz-Méndez R, Pupillo G, Mezzacapo F, Wallin M, Lidmar J, Babaev E. Phase-change switching in 2D via soft interactions. Soft Matter. 15: 355-358. PMID 30556570 DOI: 10.1039/C8Sm01738G  0.366
2019 Barkman M, Zyuzin AA, Babaev E. Antichiral and nematicity-wave superconductivity Physical Review B. 99. DOI: 10.1103/Physrevb.99.220508  0.384
2019 Winyard T, Silaev M, Babaev E. Hierarchies of length-scale based typology in anisotropic U(1)s -wave multiband superconductors Physical Review B. 99. DOI: 10.1103/Physrevb.99.064509  0.397
2019 Winyard T, Silaev M, Babaev E. Skyrmion formation due to unconventional magnetic modes in anisotropic multiband superconductors Physical Review B. 99. DOI: 10.1103/Physrevb.99.024501  0.37
2019 Speight M, Winyard T, Babaev E. Chiral p -wave superconductors have complex coherence and magnetic field penetration lengths Physical Review B. 100. DOI: 10.1103/Physrevb.100.174514  0.391
2019 Rybakov FN, Garaud J, Babaev E. Stable Hopf-Skyrme topological excitations in the superconducting state Physical Review B. 100. DOI: 10.1103/Physrevb.100.094515  0.435
2018 Garaud J, Corticelli A, Silaev M, Babaev E. Properties of dirty two-band superconductors with repulsive interband interaction: Normal modes, length scales, vortices, and magnetic response Physical Review B. 98. DOI: 10.1103/Physrevb.98.014520  0.45
2018 Silaev M, Winyard T, Babaev E. Non-London electrodynamics in a multiband London model: Anisotropy-induced nonlocalities and multiple magnetic field penetration lengths Physical Review B. 97. DOI: 10.1103/Physrevb.97.174504  0.39
2018 Garaud J, Corticelli A, Silaev M, Babaev E. Field-induced coexistence of s++ and s± superconducting states in dirty multiband superconductors Physical Review B. 97. DOI: 10.1103/Physrevb.97.054520  0.441
2017 Zyuzin AA, Garaud J, Babaev E. Nematic Skyrmions in Odd-Parity Superconductors. Physical Review Letters. 119: 167001. PMID 29099226 DOI: 10.1103/Physrevlett.119.167001  0.372
2017 Díaz-Méndez R, Mezzacapo F, Lechner W, Cinti F, Babaev E, Pupillo G. Glass Transitions in Monodisperse Cluster-Forming Ensembles: Vortex Matter in Type-1.5 Superconductors. Physical Review Letters. 118: 067001. PMID 28234534 DOI: 10.1103/Physrevlett.118.067001  0.377
2017 Garaud J, Silaev M, Babaev E. Change of the vortex core structure in two-band superconductors at the impurity-scattering-driven s±/s++ crossover Physical Review B. 96. DOI: 10.1103/Physrevb.96.140503  0.325
2017 Silaev M, Garaud J, Babaev E. Phase diagram of dirty two-band superconductors and observability of impurity-induced s+is state Physical Review B. 95. DOI: 10.1103/Physrevb.95.024517  0.461
2017 Babaev E, Carlström J, Silaev M, Speight J. Type-1.5 superconductivity in multicomponent systems Physica C: Superconductivity and Its Applications. 533: 20-35. DOI: 10.1016/J.Physc.2016.08.003  0.788
2017 Garaud J, Silaev M, Babaev E. Microscopically derived multi-component Ginzburg–Landau theories fors+issuperconducting state Physica C: Superconductivity and Its Applications. 533: 63-73. DOI: 10.1016/J.Physc.2016.07.010  0.434
2016 Meng Q, Varney CN, Fangohr H, Babaev E. Phase diagrams of vortex matter with multi-scale inter-vortex interactions in layered superconductors. Journal of Physics. Condensed Matter : An Institute of Physics Journal. 29: 035602. PMID 27849628 DOI: 10.1088/1361-648X/29/3/035602  0.46
2016 Garaud J, Silaev M, Babaev E. Thermoelectric Signatures of Time-Reversal Symmetry Breaking States in Multiband Superconductors. Physical Review Letters. 116: 097002. PMID 26991194 DOI: 10.1103/Physrevlett.116.097002  0.402
2016 Garaud J, Babaev E, Bojesen TA, Sudbø A. Lattices of double-quanta vortices and chirality inversion inpx+ipysuperconductors Physical Review B. 94. DOI: 10.1103/Physrevb.94.104509  0.433
2016 Sellin KAH, Babaev E. First-order phase transition and tricritical point in multibandU(1)London superconductors Physical Review B. 93. DOI: 10.1103/Physrevb.93.054524  0.399
2015 Garaud J, Babaev E. Properties of skyrmions and multi-quanta vortices in chiral p-wave superconductors. Scientific Reports. 5: 17540. PMID 26631985 DOI: 10.1038/Srep17540  0.409
2015 Silaev M, Garaud J, Babaev E. Unconventional thermoelectric effect in superconductors that break time-reversal symmetry Physical Review B. 92. DOI: 10.1103/Physrevb.92.174510  0.418
2015 Carlström J, Babaev E. Spontaneous Breakdown of Time-Reversal Symmetry Induced by Thermal Fluctuations Physical Review B. 91: 140504. DOI: 10.1103/Physrevb.91.140504  0.759
2015 Meier H, Babaev E, Wallin M. Fluctuation-induced first-order phase transitions in type-1.5 superconductors in zero external field Physical Review B - Condensed Matter and Materials Physics. 91. DOI: 10.1103/Physrevb.91.094508  0.421
2015 Garaud J, Babaev E. Vortex chains due to nonpairwise interactions and field-induced phase transitions between states with different broken symmetry in superconductors with competing order parameters Physical Review B. 91. DOI: 10.1103/Physrevb.91.014510  0.454
2015 Galteland PN, Babaev E, Sudbø A. Fluctuation effects in rotating Bose-Einstein condensates with broken SU(2) andU(1)×U(1)symmetries in the presence of intercomponent density-density interactions Physical Review A. 91. DOI: 10.1103/Physreva.91.013605  0.444
2015 Galteland PN, Babaev E, Sudbø A. Thermal remixing of phase-separated states in two-component bosonic condensates New Journal of Physics. 17: 103040. DOI: 10.1088/1367-2630/17/10/103040  0.404
2014 Carlström J, Babaev E. Entropy- and flow-induced superfluid states. Physical Review Letters. 113: 055301. PMID 25126924 DOI: 10.1103/Physrevlett.113.055301  0.756
2014 Garaud J, Babaev E. Domain walls and their experimental signatures in s+is superconductors. Physical Review Letters. 112: 017003. PMID 24483921 DOI: 10.1103/Physrevlett.112.017003  0.37
2014 Garaud J, Babaev E. Vortex matter inU(1)×U(1)×Z2phase-separated superconducting condensates Physical Review B. 90. DOI: 10.1103/Physrevb.90.214524  0.373
2014 Agterberg DF, Babaev E, Garaud J. Microscopic prediction of skyrmion lattice state in clean interface superconductors Physical Review B. 90. DOI: 10.1103/Physrevb.90.064509  0.424
2014 Meng Q, Varney CN, Fangohr H, Babaev E. Honeycomb, square, and kagome vortex lattices in superconducting systems with multiscale intervortex interactions Physical Review B - Condensed Matter and Materials Physics. 90. DOI: 10.1103/Physrevb.90.020509  0.414
2014 Garaud J, Babaev E. Topological defects in mixtures of superconducting condensates with different charges Physical Review B. 89. DOI: 10.1103/Physrevb.89.214507  0.387
2014 Bojesen TA, Babaev E, Sudbø A. Phase transitions and anomalous normal state in superconductors with broken time-reversal symmetry Physical Review B. 89. DOI: 10.1103/Physrevb.89.104509  0.479
2014 Garaud J, Sellin KAH, Jäykkä J, Babaev E. Skyrmions induced by dissipationless drag in U(1)×U(1) superconductors Physical Review B. 89. DOI: 10.1103/Physrevb.89.104508  0.331
2014 Babaev E, Svistunov B. Rotational response of superconductors: Magnetorotational isomorphism and rotation-induced vortex lattice Physical Review B - Condensed Matter and Materials Physics. 89. DOI: 10.1103/Physrevb.89.104501  0.383
2014 Ray SJ, Gibbs AS, Bending SJ, Curran PJ, Babaev E, Baines C, Mackenzie AP, Lee SL. Muon-spin rotation measurements of the vortex state in Sr2 RuO4: Type-1.5 superconductivity, vortex clustering, and a crossover from a triangular to a square vortex lattice Physical Review B - Condensed Matter and Materials Physics. 89. DOI: 10.1103/Physrevb.89.094504  0.384
2013 Sellin KA, Babaev E. Stripe, gossamer, and glassy phases in systems with strong nonpairwise interactions. Physical Review. E, Statistical, Nonlinear, and Soft Matter Physics. 88: 042305. PMID 24229170 DOI: 10.1103/Physreve.88.042305  0.331
2013 Varney CN, Sellin KA, Wang QZ, Fangohr H, Babaev E. Hierarchical structure formation in layered superconducting systems with multi-scale inter-vortex interactions. Journal of Physics. Condensed Matter : An Institute of Physics Journal. 25: 415702. PMID 24061107 DOI: 10.1088/0953-8984/25/41/415702  0.308
2013 Bojesen TA, Babaev E, Sudbø A. Time reversal symmetry breakdown in normal and superconducting states in frustrated three-band systems Physical Review B. 88. DOI: 10.1103/Physrevb.88.220511  0.493
2013 Silaev M, Babaev E. Unusual mechanism of vortex viscosity generated by mixed normal modes in superconductors with broken time reversal symmetry Physical Review B. 88. DOI: 10.1103/Physrevb.88.220504  0.341
2013 Weston D, Babaev E. Classification of ground states and normal modes for phase-frustrated multicomponent superconductors Physical Review B. 88. DOI: 10.1103/Physrevb.88.214507  0.352
2013 Carlström J, Garaud J, Babaev E. Erratum: Length scales, collective modes, and type-1.5 regimes in three-band superconductors [Phys. Rev. B84, 134518 (2011)] Physical Review B. 87. DOI: 10.1103/Physrevb.87.219904  0.732
2013 Herland EV, Bojesen TA, Babaev E, Sudbø A. Phase structure and phase transitions in a three-dimensionalSU(2)superconductor Physical Review B. 87. DOI: 10.1103/Physrevb.87.134503  0.42
2013 Herland EV, Babaev E, Bonderson P, Gurarie V, Nayak C, Radzihovsky L, Sudbø A. Freezing of an unconventional two-dimensional plasma Physical Review B - Condensed Matter and Materials Physics. 87. DOI: 10.1103/Physrevb.87.075117  0.343
2013 Garaud J, Carlström J, Babaev E, Speight M. ChiralCP2skyrmions in three-band superconductors Physical Review B. 87. DOI: 10.1103/Physrevb.87.014507  0.751
2012 Garaud J, Babaev E. Skyrmionic state and stable half-quantum vortices in chiral p-wave superconductors Physical Review B. 86: 60514. DOI: 10.1103/Physrevb.86.060514  0.324
2012 Garaud J, Agterberg DF, Babaev E. Vortex coalescence and type-1.5 superconductivity in Sr2RuO4 Physical Review B. 86. DOI: 10.1103/Physrevb.86.060513  0.413
2012 Babaev E, Silaev M. Comment on “Ginzburg-Landau theory of two-band superconductors: Absence of type-1.5 superconductivity” Physical Review B. 86. DOI: 10.1103/Physrevb.86.016501  0.405
2012 Silaev M, Babaev E. Microscopic derivation of two-component Ginzburg-Landau model and conditions of its applicability in two-band systems Physical Review B. 85. DOI: 10.1103/Physrevb.85.134514  0.391
2012 Herland EV, Babaev E, Bonderson P, Gurarie V, Nayak C, Sudbø A. Screening properties and phase transitions in unconventional plasmas for Ising-type quantum Hall states Physical Review B - Condensed Matter and Materials Physics. 85. DOI: 10.1103/Physrevb.85.024520  0.337
2012 Babaev E, Carlström J, Garaud J, Silaev M, Speight JM. Type-1.5 superconductivity in multiband systems : Magnetic response, broken symmetries and microscopic theory - A brief overview Physica C-Superconductivity and Its Applications. 479: 2-14. DOI: 10.1016/J.Physc.2012.01.002  0.777
2012 Babaev E, Silaev M. Type-1.5 Superconductivity in Multiband and Other Multicomponent Systems Journal of Superconductivity and Novel Magnetism. 26: 2045-2055. DOI: 10.1007/S10948-012-1951-0  0.409
2011 Garaud J, Carlström J, Babaev E. Topological solitons in three-band superconductors with broken time reversal symmetry. Physical Review Letters. 107: 197001. PMID 22181636 DOI: 10.1103/Physrevlett.107.197001  0.776
2011 Carlström J, Garaud J, Babaev E. Length scales, collective modes, and type-1.5 regimes in three-band superconductors Physical Review B. 84. DOI: 10.1103/Physrevb.84.134518  0.812
2011 Carlström J, Garaud J, Babaev E. Semi-Meissner state and nonpairwise intervortex interactions in type-1.5 superconductors Physical Review B. 84. DOI: 10.1103/Physrevb.84.134515  0.812
2011 Silaev M, Babaev E. Microscopic theory of type-1.5 superconductivity in multiband systems Physical Review B. 84. DOI: 10.1103/Physrevb.84.094515  0.426
2011 Carlström J, Babaev E, Speight M. Type-1.5 superconductivity in multiband systems: Effects of interband couplings Physical Review B. 83: 174509. DOI: 10.1103/Physrevb.83.174509  0.812
2010 Babaev E, Carlström J, Speight M. Type-1.5 superconducting state from an intrinsic proximity effect in two-band superconductors. Physical Review Letters. 105: 067003. PMID 20868000 DOI: 10.1103/Physrevlett.105.067003  0.79
2010 Herland EV, Babaev E, Sudbø A. Phase transitions in a three dimensionalU(1)×U(1)lattice London superconductor: Metallic superfluid and charge-4esuperconducting states Physical Review B. 82. DOI: 10.1103/Physrevb.82.134511  0.39
2010 Babaev E, Carlström J. Type-1.5 superconductivity in two-band systems Physica C-Superconductivity and Its Applications. 470: 717-721. DOI: 10.1016/J.Physc.2010.02.025  0.785
2009 Babaev E, Jäykkä J, Speight M. Magnetic field delocalization and flux inversion in fractional vortices in two-component superconductors. Physical Review Letters. 103: 237002. PMID 20366165 DOI: 10.1103/Physrevlett.103.237002  0.412
2009 Babaev E. Unconventional rotational responses of hadronic superfluids in a neutron star caused by strong entrainment and a Sigma- hyperon gap. Physical Review Letters. 103: 231101. PMID 20366138 DOI: 10.1103/Physrevlett.103.231101  0.381
2009 Babaev E. Non-Meissner electrodynamics and knotted solitons in two-component superconductors Physical Review B. 79. DOI: 10.1103/Physrevb.79.104506  0.317
2008 Dahl EK, Babaev E, Sudbø A. Unusual states of vortex matter in mixtures of Bose-Einstein condensates on rotating optical lattices. Physical Review Letters. 101: 255301. PMID 19113720 DOI: 10.1103/Physrevlett.101.255301  0.375
2008 Dahl EK, Babaev E, Sudbo A. Hidden vortex lattices in a thermally paired superfluid Physical Review B. 78: 144510. DOI: 10.1103/Physrevb.78.144510  0.37
2008 Dahl EK, Babaev E, Kragset S, Sudbo A. Preemptive vortex-loop proliferation in multicomponent interacting Bose-Einstein condensates Physical Review B. 77: 144519. DOI: 10.1103/Physrevb.77.144519  0.434
2008 Babaev E. Vortex matter, effective magnetic charges, and generalizations of the dipolar superfluidity concept in layered systems Physical Review B. 77. DOI: 10.1103/Physrevb.77.054512  0.37
2008 Kragset S, Babaev E, Sudbo A. Effects of boundaries and density inhomogeneity on states of vortex matter in Bose-Einstein condensates at finite temperature Physical Review A. 77: 43605. DOI: 10.1103/Physreva.77.043605  0.338
2007 Babaev E, Ashcroft NW. Violation of the London law and Onsager-Feynman quantization in multicomponent superconductors Nature Physics. 3: 530-533. DOI: 10.1038/Nphys646  0.591
2006 Kragset S, Babaev E, Sudbø A. Thermal fluctuations of vortex matter in trapped bose-einstein condensates. Physical Review Letters. 97: 170403. PMID 17155447 DOI: 10.1103/Physrevlett.97.170403  0.33
2005 Smørgrav E, Babaev E, Smiseth J, Sudbø A. Observation of a metallic superfluid in a numerical experiment. Physical Review Letters. 95: 135301. PMID 16197144 DOI: 10.1103/Physrevlett.95.135301  0.33
2005 Babaev E, Sudbø A, Ashcroft NW. Observability of a projected new state of matter: a metallic superfluid. Physical Review Letters. 95: 105301. PMID 16196937 DOI: 10.1103/Physrevlett.95.105301  0.533
2005 Babaev E. Fractional-flux vortices and spin superfluidity in triplet superconductors. Physical Review Letters. 94: 137001. PMID 15904018 DOI: 10.1103/Physrevlett.94.137001  0.341
2005 Smørgrav E, Smiseth J, Babaev E, Sudbø A. Vortex sublattice melting in a two-component superconductor. Physical Review Letters. 94: 096401. PMID 15783981 DOI: 10.1103/Physrevlett.94.096401  0.448
2005 Babaev E, Speight M. Semi-Meissner state and neither type-I nor type-II superconductivity in multicomponent superconductors Physical Review B. 72. DOI: 10.1103/Physrevb.72.180502  0.427
2005 Smiseth J, Smørgrav E, Babaev E, Sudbø A. Field- and temperature-induced topological phase transitions in the three-dimensional N-component London superconductor Physical Review B. 71: 214509. DOI: 10.1103/Physrevb.71.214509  0.387
2004 Babaev E, Sudbø A, Ashcroft NW. A superconductor to superfluid phase transition in liquid metallic hydrogen. Nature. 431: 666-8. PMID 15470422 DOI: 10.1038/Nature02910  0.567
2004 Babaev E. Andreev-Bashkin effect and knot solitons in an interacting mixture of a charged and a neutral superfluid with possible relevance for neutron stars Physical Review D. 70. DOI: 10.1103/Physrevd.70.043001  0.317
2004 Babaev E. Vortices carrying an arbitrary fraction of magnetic flux quantum, neutral superfluidity and knotted solitons in two-gap Ginzburg–Landau model Physica C: Superconductivity. 404: 39-43. DOI: 10.1016/J.Physc.2003.11.057  0.408
2004 Babaev E. Phase diagram of planar U(1)×U(1) superconductor Nuclear Physics B. 686: 397-412. DOI: 10.1016/J.Nuclphysb.2004.02.021  0.362
2002 Babaev E. Vortices with fractional flux in two-gap superconductors and in extended faddeev model. Physical Review Letters. 89: 067001. PMID 12190602 DOI: 10.1103/Physrevlett.89.067001  0.446
2002 Babaev E. Dual neutral variables and knot solitons in triplet superconductors. Physical Review Letters. 88: 177002. PMID 12005778 DOI: 10.1103/Physrevlett.88.177002  0.337
2002 Babaev E, Faddeev LD, Niemi AJ. Hidden symmetry and knot solitons in a charged two-condensate Bose system Physical Review B. 65. DOI: 10.1103/Physrevb.65.100512  0.516
2001 BABAEV E. NONLINEAR SIGMA MODEL APPROACH FOR PHASE DISORDER TRANSITIONS IN CHIRAL GROSS–NEVEU, NAMBU–JONA-LASINIO MODELS AND STRONG-COUPLING SUPERCONDUCTORS International Journal of Modern Physics A. 16: 1175-1197. DOI: 10.1142/S0217751X01003007  0.395
2001 Babaev E. Thermodynamics of the crossover from weak- to strong-coupling superconductivity Physical Review B. 63. DOI: 10.1103/Physrevb.63.184514  0.318
2001 Babaev E. Characteristic length scales and formation of vortices in the Ginzburg-Landau-Higgs model in the presence of a uniform background charge Physical Review B. 63. DOI: 10.1103/Physrevb.63.172502  0.323
2001 Babaev E. Mass generation without symmetry breakdown in the chiral Gross–Neveu model at finite temperature and finite N in 2+1 dimensions Physics Letters B. 497: 323-327. DOI: 10.1016/S0370-2693(00)01335-6  0.365
1999 Babaev E, Kleinert H. NonperturbativeXY-model approach to strong coupling superconductivity in two and three dimensions Physical Review B. 59: 12083-12089. DOI: 10.1103/Physrevb.59.12083  0.394
1998 Kleinert H, Babaev E. Two phase transitions in chiral Gross-Neveu model in 2+ϵ dimensions at low N Physics Letters B. 438: 311-320. DOI: 10.1016/S0370-2693(98)00983-6  0.401
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