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Nikolai Kopnin

Professor

Tel: +358 9 470 22967, 050-3442572
Email: Email
Office: 176a (Puumiehenkuja 2B)
Group: Theory
Postal address: Low Temperature Laboratory, Aalto University School of Science and Technology,
P.O. Box 15100, FI-00076 AALTO, Finland


List of publications

  1. Kopnin, N., Galperin, Y.M., Bergli, J., and Vinokour, V.M., "Nonequilibrium electrons in tunnel structures under high-voltage injection", Physical Review B, 80, 134502-134502-6 (2009). [DOI]

  2. Kopnin, N.B. and Sonin, E.B., "Kopnin and Sonin Reply", Physical Review Letters, 102, 109702-1 (2009). [DOI]

  3. Khaymovich, I.M., Kopnin, N.B., Melnikov, A.S., and Shereshevskii, I.A., "Vortex Core States in Superconducting Graphene", Physical Review B, 79, 224506 (2009). [DOI]

  4. Kopnin, N.B., Galperin, Y.M., and Vinokur, V.M., "Charge transport through weakly open one-dimensional quantum wires", Physical Review B, 79, 035319 (2009). [DOI]

  5. Timofeev, A.V., Carcía, C.P., Kopnin, N.B., Savin, A.M., Meschke, M., Giazotto, F., and Pekola, J.P., "Recombination-limited energy relaxation in a Bardeen-Cooper-Schrieffer superconductor", Physical Review Letters, 102, 017003/1-4 (2009). [DOI]

  6. Kopnin, N.B. and Sonin, E.B., "BCS superconductivity of Dirac electrons in graphene layers", Physical Review Letters, 100, 246808/1-4 (2008). [DOI]

  7. Kopnin, N.B., Taddei, F., Pekola, J.P., and Giazotto, F., "Influence of photon-assisted tunneling on heat flow in a normal-metal-superconductor tunnel junction", Physical Review B, 77, 104517/1-9 (2008).

  8. Kopnin, N.B., Galpering, Y.M., and Vinokur, V., "Low-voltage current noise in long quantum superconductor/insulator/normal-metal/insulator/superconductor junctions", Physical Review B, 76, 100504/1-4 (2007). [DOI]

  9. Kopnin, N.B. and Voutilainen, J., "Nonequilibrium charge transport in quantum SINIS structures", Physical Review B, 75, 174509/1l7 (2007). [DOI]

  10. Kopnin, N.B., Mel'nikov, A.S., Pozdnyakova, V.I., Ryzhov, D.A., Shereshevskii, I.A., and Vinokur, V.M., "Enhanced vortex heat conductance in mesoscopic superconductors", Physical Review B, 75, 024514/1-11 (2007). [DOI]

  11. Finne, A.P., Eltsov, V.B., Hänninen, R., Kopnin, N.B., Kopu, J., Krusius, M., Tsubota, M., and Volovik, G.E., "Dynamics of vortices and interfaces in superfluid 3He", Reports on Progress in Physics, 69, 3157-3230 (2006). [DOI]

  12. Kopnin, N.B., Mel'nikov, A.S., and Vinokur, V.M., "Single particle transport in disordered Andreev wires", NATO Science Series. Theory of Quantum Transport in Metallic and Hybrid Nanostructures, 291-295 (2006).

  13. Kopnin, N., Mel'nikov, A.S., Pozdnyakova, V.I., Ryzhov, D.A., Shereshevskii, I.A., and Vinokur, V.M., "Giant oscillations of energy levels in mesoscopic superconductors", Physical Review Letters, 95, 197002/1-4 (2006).

  14. Kopnin, N.B., Mel'nikov, A.S., and Vinokur, V.M., "Resonance energy and charge pumping through quantum SINIS contacts", Physical Review Letters, 96, 146802/1-4 (2006).

  15. Kopnin, N.B., Mel'nikov, A.S., and Vinokur, V.M., "Loss of Andreev backscattering in superconducting quantum point contacts", Physical Review B, 71, 052505/1-4 (2005). [DOI]

  16. Voutilainen, J., Heikkilä, T., and Kopnin, N., "Nonequilibrium phenomena in multiple normal-superconducting tunnel heterostructures", Physical Review B, 72, 054505/1-10 (2005). [DOI]

  17. Kopnin, N.B., Mel'nikov, A.S., Pozdnyakova, V.I., Ryzhov, D.A., Shereshevskii, A., and Vinokur, V.M., "Giant oscillations of energy levels in mesoscopic superconductors", Physical Review Letters, 95, 197002/1-4 (2005).

  18. Kopnin, N.B., Mel'nikov, A.S., and Vinokur, V.M., "Reentrant localization of single-particle transport in disordered Andreev wires", Physical Review B, 70, 075310/1-6 (2004). [DOI]

  19. Kopnin, N.B., "Vortex instability and the onset of superfluid turbulence", Physical Review Letters, 92, 135301/1-4 (2004). [DOI]

  20. Kopnin, N.B., Mel'nikov, A.S., and Vinokur, "Single-electron transport through the vortex core levels in clean superconductors", Physical Review B, 68, 054528/1-6 (2003). [DOI]

  21. Finne, A.P., Araki, T., Blaauwgeers, R., Eltsov, V.B., Kopnin, N.B., Krusius, M., Skrbek, L., Tsubota, M., and Volovik, G.E., "Letters to Nature: An intrinsic velocity-independent criterion for superfluid turbulence", Nature, 424, 1022-1025 (2003). [DOI]

  22. Kopnin, N.B., and Vinokur, V.M., "Spectral flow in superconducting point contacts", Europhysics Letters, 61, 824-830 (2003).

  23. Skrbek, L., Blaauwgeers, R., Eltsov, V.B., Finne, A.P., Kopnin, N.B., and Krusius, M., "Vortex flow in rotating superfluid 3He-B", Physica B, 329-333, 106-107 (2003). [URL]

  24. Kopnin, N.B., "Introduction to Ginzburg-Landau and Gross-Pitaevskii theories for superconductors and superfluids", Journal of Low Temperature Physics, 129, 219-262 (2002).

  25. Kopnin, N.B., "Vortex dynamics and mutual friction in superconductors and Fermi superfluids", Reports on Progress in Physics, 65, 1633-1678 (2002).

  26. Kopnin, N., "Impurity band in clean superconducting weak links", Physical Review B, 65, 132503/1-4 (2002). [DOI]

  27. Kopnin, N.B., "Vortex dynamics and the problem of the transverse force in clean superconductors and fermi superfluids", Vortices in Unconventional Superconductors and Superfluids, 132, 99-118 (2002).

  28. Aranson, I.S., Kopnin, N.B., and Vinokur, V.M., "Nucleation of vortices in superfluid 3He-B by rapid thermal quench", Vortices in Unconventional Superconductors and Superfluids, 132, 49-64 (2002).

  29. Eltsov, V.B., Blaauwgeers, R., Kopnin, N.B., Krusius, M., Ruohio, J.J., Schanen, R., and Thuneberg, E.V., "Transitions from vortex lines to sheet: Interplay of topology and dynamics in a anisotropic superfluid", Physical Review Letters, 88, 065301-1/4 (2002). [DOI]

  30. Kopnin, N.B., "Boltzmann kinetic equation for excitations outside vortex cores", Journal of Low Temperature Physics, 124, 209-222 (2001).

  31. Aranson, I.S., Kopnin, N.B., and Vinokur, M., "Dynamics of vortex nucleation by rapid thermal quench", Physical Review B, 63, 184501-1/11 (2001). [DOI]

  32. Kopnin, N.B., and Vinokur, V.M., "Superconducting vortices in ac fields: Does the Kohn theorem work?", Physical Review Letters, 87, 017003-1/4 (2001). [DOI]

  33. Kopnin, N.B., [Book] Theory of nonequilibrium superconductivity

  34. Parts, Ü., Avilov, V.V., Koivuniemi, J.H., Kopnin, N.B., Krusius, M., Ruohio, J.J., and Ruutu, V.M.H., "Coexistence of single and double quantum vortex lines", Physical Review B, 62, 5865-5876 (2000). [DOI]

  35. Kopnin, N.B., and Vinokur, V.M., "Magnetic quantization of electronic states in d-wave superconductors", Physical Review B, 62, 9770-9779 (2000). [DOI]

  36. Kopnin, N.B., "Vortex dissipation in clean superconductors at ultralow temperatures", Physical Review B, 60, 581-587 (1999). [DOI]

  37. Kopnin, N.B., and Thuneberg, E.V., "Time-dependent Ginzburg-Landau analysis of inhomogenous normal-superfluid transitions", Physical Review Letters, 83, 116-119 (1999). [DOI]

  38. Kopnin, N.B., and Volovik, G.E., "Kopnin and Volovik reply to Comment "Invalidity of classes of approximate Hall effect calculations"", Physical Review Letters, 80, 5026 (1998). [DOI]

  39. Kopnin, N.B., and Volovik, G.E., "Rotating vortex core: An instrument for detecting the core excitations", Physical Review B, 57, 8526-8531 (1998). [DOI]

  40. Kopnin, N.B., "Resonant absorption at the vortex-core states in d-wave superconductors", Physical Review B, 57, 11775-11785 (1998). [DOI]

  41. Kopnin, N.B., and Volovik, G.E., "Critical velocity and event horizon in pair-correlated systems with "relativistic" fermionic quasiparticles", Pis´ma v ZhETF, 67, 124-129 (1998).

  42. Kopnin, N.B., and Volovik, G.E., "Critical velocity and event horizon in pair-correlated systems with "relativistic" fermionic quasiparticles", JETP Letters, 67, 124-129 (1998).

  43. Kopnin, N.B., and Lopatin, A.V., "Two relaxation times in mutual friction of superfluid 3He", Physical Review B, 56, 766-779 (1997). [DOI]

  44. Kopnin, N.B., and Volovik, G.E., "Flux flow in d-wave superconductors: Low temperature universality and scaling", Physical Review Letters, 79, 1377-1380 (1997). [DOI]

  45. Volovik, G.E., and Kopnin, N.B., "Comment on "Scaling of the quasiparticle spectrum for d-wave superconductors"", Physical Review Letters, 78, 5028 (1997). [DOI]

  46. Ruutu, V.M.H., Parts, Ü., Koivuniemi, J.H., Kopnin, N.B., and Krusius, M., "Intrinsic and extrinsic mechanisms of vortex formation in superfluid 3He-B", Journal of Low Temperature Physics, 107 (1997).

  47. Ruutu, V.M.H., Parts, Ü., Koivuniemi, J.H., Kopnin, N.B., and Krusius, M., "Intrinsic and extrinsic mechanisms of vortex formation in superfluid 3He-B", HUT REPORTS, (1996).

  48. Kopnin, N.B., and Volovik, G.E., "Singularity of the vortex density of states in d-wave superconductors", Pis´ma v ZhETF, 64, 641-645 (1996). [URL]

  49. Parts, Ü., Ruutu, V.M.H., Koivuniemi, J.H., Bunkov, Y.M., Dmitriev, V.V., Fogelström, M., Kondo, Y., Kopnin, N.B., Korhonen, J.S., Krusius, M., Lounasmaa, O.V., Soininen, P.I., and Volovik, G.E., "Single-vortex nucleation in rotating superfluid 3He-B", Europhysics Letters, 31, 449-454 (1995). [URL]

  50. Parts, Ü., Ruutu, V.M.H., Koivuniemi, J.H., Bunkov, Y.M., Dmitriev, V.V., Fogelström, M., Kondo, Y., Kopnin, N.B., Korhonen, J.S., Krusius, M., Lounasmaa, O.V., Soininen, P.I., and Volovik, G.E., "Single-vortex nucleation in rotating superfluid 3He-B", HUT REPORTS, 449-454 (1995).

  51. Kopnin, N.B., Volovik, G.E., and Parts, Ü., "Spectral flow in vortex dynamics of 3He-B superconductors", Europhysics Letters, 32, 651-656 (1995). [URL]

  52. Kopnin, N.B., Lopatin, A.V., Sonin, E.B., and Traito, K.B., "Noncyclotronic vortex mode in clean type II superconductors", Physical Review Letters, 74, 4527-4530 (1995). [DOI]

  53. Soininen, P.I., and Kopnin, N.B., "Stability of superflow", Physical Review B, 49, 12087-12094 (1994). [DOI]

  54. Kopnin, N.B., and Soininen, P.I., "Vortex depinning in superconducting wire networks", Journal of Low Temperature Physics, 95, 663-680 (1994).

  55. Kopnin, N.B., "Mutual friction in superfluid 3He. II. Continuous vortices in 3He-A at low temperatures.", Physical Review B, 47, 14354-14363 (1993). [DOI]

  56. Soininen, P.I., and KOpnin, N.B., "On the stability of superflow", HUT REPORTS, (1992).

  57. Kopnin, N.B., and Soininen, P.I., "The superflow state of 3He-B at a diffusive wall. Quasiclassical calculations", Journal of Low Temperature Physics, 88, 199-211 (1992).

  58. Soininen, P.I., Kopnin, N.B., and Salomaa, M.M., "Computer simulations of quantum phase slippage in superfluid 3He", Physica B, 178, 318-330 (1992).

  59. Soininen, P.I., Kopnin, N.B., and Salomaa, M.M., "Superfluid 3He weak link: a vortex mill", Europhysics Letters, 17, 429-435 (1992).

  60. Kopnin, N.B., Soininen, P.I., and Salomaa, M.M., "Dynamics of vortex nucleation in 3He-A flow", Physical Review B, 45, 5491-5503 (1992). [DOI]

  61. Soininen, P.I., Kopnin, N.B., and Salomaa, M.M., "Superfluid 3He weak link: a vortex mill", CSC Preprint Series (Centre for Scientific Computing, Finland), 429-435 (1991).

  62. Ivlev, B.I., Kopnin, N.B., and Salomaa, M.M., "Vortex chains in the mixed state of anisotropic high-Tc superconductors", Physica C, 185-189, 1773-1774 (1991).

  63. Kopnin, N.B., Soininen, P.I., and Salomaa, M.M., "Nucleation of superfluid vortices in 3He flow", Physica B, 169, 535-536 (1991).

  64. Kopnin, N.B., Soininen, P.I., and Salomaa, M.M., "Parameter-free quasiclassical boundary conditions for superfluid 3He at rough walls. B-phase order parameter and density of states", Journal of Low Temperature Physics, 85, 267-282 (1991).

  65. Kopnin, N.B., and Salomaa, M.M., "Mutual friction in superfluid 3He: Effects of bound states in the vortex core", Physical Review B, 44, 9667-9677 (1991). [DOI]

  66. Kopnin, N.B., and Salomaa, M.M., "Mutual friction in superfluid 3He: Effects of bound states in the vortex core", HUT REPORTS, 9667-9677 (1991).

  67. Ivlev, B.I., Kopnin, N.B., and Salomaa, M.M., "Vortex-lattice - vortex-liquid states in anisotropic high-Tc superconductors", Physical Review B, 43, 2896-2902 (1991). [DOI]

  68. Soininen, P.I., Kopnin, N.B., and Salomaa, M.M., "Superfluid vortex formation in 3He flow through two-dimensional channels", Europhysics Letters, 14, 49-54 (1991).

  69. Ivlev, B.I., Kopnin, N.B., and Salomaa, M.M., "Vortex lattice - vortex liquid state in anisotropic high-Tc superconductors", HUT REPORTS, (1990).

  70. Kopnin, N.B., Soininen, P.I., and Salomaa, M.M., "Dynamics of vortex nucleation in 3He-A flow", CSC Preprint Series (Centre for Scientific Computing, Finland), 5491-5503 (1990).

  71. Soininen, P.I., Kopnin, N.B., and Salomaa, M.M., "Superfluid vortex formation in 3He flow through two-dimensional channels", CSC Preprint Series (Centre for Scientific Computing, Finland), 49-54 (1990).

  72. Kopnin, N.B., and Salomaa, M.M., "Topology of superfluid phase slippage for 3He flow in a channel", Physica B, 165 &166, 629-630 (1990).

  73. Kopnin, N.B., and Salomaa, M.M., "Quantum phase slippage in superfluids", Arkhimedes, 42, 359-370 (1990).

  74. Kopnin, N.B., and Salomaa, M.M., "Superfluid phase slippage in 3He flow through a narrow channel", Physical Review B, 41, 2601-2604 (1990). [DOI]

  75. Kopnin, N.B., and Salomaa, M.M., "Superfluid phase slippage in 3He flow through a narrow channel", Symposium on Quantum Fluids and Solids - 1989, 2601-2604 (1989).

  76. Kopnin, N.B., and Salomaa, M.M., "Superfluid phase slippage in 3He flow through a narrow channel", HUT REPORTS, 2601-2604 (1989).

(Only publications at LTL/TKK are listed.)

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