Julkaisut


Valmisteilla

  1. Kauppila, V.J., Nguyen, H.Q., and Heikkilä, T.T., "Non-equilibrium and proximity effects in superconductor-normal metal junctions", (2013). [Preprint]
  2. Kopnin, N.B. and Heikkilä, T.T., "Surface superconductivity in rhombohedral graphite", (2012). [Preprint]

Julkaistut

  1. Virtanen, P., Heikkilä, T.T., Bergeret, F.S., "Stimulated quasiparticles in spin-split superconductors", Physical Review B, 93, 014512 (2016).
  2. Kauppila, V.J., Hyart, T., Heikkilä, T.T., "Collective amplitude mode fluctuations in a flat band superconductor formed at a semimetal surface", Physical Review B, 93, 024505/1-5 (2016). [URL]

  3. Kauppila, V.J., Aikebaier, F., and Heikkilä, T.T., "Flat-band superconductivity in strained Dirac materials", Physical Review B, 93, 214505 (2016). [DOI]

  4. Ojanen, T., "Revolution of topological materials", Pan European Networks: Science & Technology, 64-65 (2015). [URL]

  5. Giazotto, F., Heikkila, T. T., Bergeret, F. S., "Very Large Thermophase in Ferromagnetic Josephson Junctions", Physical Review Letters, 114, 067001/1-5 (2015). [DOI]

  6. Heikkilä, T.T. and Volovik, G.E., "Nexus and Dirac lines in topological materials", New Journal of Physics, 17, 093019 (2015). [DOI]

  7. Probst, B., Virtanen, P., and Recher, P., "Controlling spin polarization of a quantum dot via a helical edge state", Physical Review B, 92, 045430 (2015). [DOI]

  8. Khan, R., Massel, F., And Heikkilä, T.T., "Cross-Kerr nonlinearity in optomechanical systems", Physical Review A, 91, 043822 (2015). [DOI]

  9. Silaev, M., Virtanen, P., Bergeret, F.S., and Heikkilä, T.T., "Long-Range Spin Accumulation from Heat Injection in Mesoscopic Superconductors with Zeeman Splitting", Physical Review Letters, 114, 167002 (2015). [DOI]

  10. Virtanen, P., and Giazotto, F., "Fluctuation of heat current in Josephson junctions", AIP Advances, 5, 027140 (2015). [DOI]

  11. Laitinen, A., Kumar, M., Oksanen, M., Plaçais, B., Virtanen, P., and Hakonen, P., "Coupling between electrons and optical phonons in suspended bilayer graphene", Physical Review B, 91, 121414(R) (2015). [DOI]

  12. Silaev, M., Virtanen, P., Heikkilä, T.T., and Bergeret, F.S., "Spin Hanle effect in mesoscopic superconductors", Physical Review B, 91, 024506 (2015). [DOI]

  13. Kopnin, N.B. and Heikkilä, Tero T., [In Book] Surface superconductivity in rhombohedral graphite (Ch. 9), Carbon-based superconductors - towards high temperature superconductivity (2014). [DOI]

  14. Govenius, J., Lake, R. E., Tan, K. Y., Pietilä, V., Julin, J. K., Maasilta, I. J., Virtanen, P., and Möttönen, M., "Microwave nanobolometer based on proximity Josephson junctions", Physical Review B, 90, 064505 (2014). [DOI]

  15. Silaev, M., Heikkilä, T.T., Virtanen P., "Lindblad equation approach for the full counting statistics of work and heat in driven quantum systems", Physical Review E, 90, 022103 (2014). [DOI]

  16. Esquinazi, P., Heikkilä, T.T., Lysogorskiy, Y.V., Tayurskii, D.A., and Volovik, G.E., "On the superconductivity of graphite interfaces", JETP Letters/Pis'ma v Zhurnal Éksperimetal'noi i Teoreticheskoi Fiziki, 100, 374-378 (2014). [DOI]

  17. Virtanen, P., and Giazotto, F., "Thermal transport through ac-driven transparent Josephson weak links", Physical Review B, 90, 014511/1-12 (2014). [DOI]

  18. Laitinen, A., Oksanen, M., Fay, A., Cox, D., Tomi, M., Virtanen, P., and Hakonen, P.J., "Electron−Phonon Coupling in Suspended Graphene: Supercollisions by Ripples", Nano Letters, 14, 3009-3013 (2014). [DOI]

  19. Heikkilä, T.T., Massel, F., Tuorila, J., Khan, R., and Sillanpää, M.A., "Enhancing Optomechanical Coupling via the Josephson Effect", Physical Review Letters, 112, 203603 (2014). [DOI]

  20. Ozaeta, A., Virtanen, P., Bergeret, F.S., and Heikkilä, T.T., "Predicted Very Large Thermoelectric Effect in Ferromagnet-Superconductor Junctions in the Presence of a Spin-Splitting Magnetic Field", Physical Review Letters, 112, 057001 (2014). [DOI]

  21. Virtanen, P., "Energy transport via multiphonon processes in graphene", Physical Review B, 89, 245409 (2014). [DOI]

  22. Massel, F., Heikkilä, T.T., Pirkkalainen, J., Cho, S., Saloniemi, H., Hakonen, P.J., and Sillanpää, M.A., "Microwave amplification with nanomechanical resonators", IEEE International Solid-State Circuits Conference Digest of Technical Papers 2013, 198 - 199 (2013). [DOI]

  23. Heikkilä, T.T., "Cold-Atom Thermoelectrics", Science, 342, 703-704 (2013). [DOI]

  24. Kauppila, V.J., Nguyen, H.Q., Heikkilä, T.T., "Nonequilibrium and proximity effects in superconductor–normal metal junctions", Physical Review B, 88, 075428 (2013). [DOI]

  25. Heikkilä, Tero T. and Sillanpää, Mika A., "Hiukkasten yksinäisyyttä mittaamassa", Arkhimedes , 10-12 (2013).

  26. Khan, R., Massel, F., and Heikkilä, T.T., "Tension-induced non-linearities of flexural modes in nanomechanical resonators", Physical Review B, 87, 235406 (2013). [DOI]

  27. Heikkilä, T.T. and Nagaev, K.E., "Non-universal shot noise in quasiequilibrium spin valves", Physical Review B, 87, 235411 (2013). [DOI]

  28. Kopnin, N.B., Ijäs, M., Harju, A., and Heikkilä, T.T., "High-temperature surface superconductivity in rhombohedral graphite", Physical Review B, 87, 140503 (2013). [DOI]

  29. Virtanen, P., and Recher, P., "Microwave spectroscopy of Josephson junctions in topological superconductors", Physical Review B, 88, 144507 (2013). [DOI]

  30. Heikkilä, T.T., [Book] The Physics of Nanoelectronics - Transport and Fluctuation Phenomena at Low Temperatures [URL]

  31. Voutilainen, J., Virtanen, P., and Heikkilä, T.T., "Absorption of Heat into a Superconductor-Normal Metal-Superconductor Junction from a Fluctuating Environment", Physical Review Letters, 109, 067002 (2012). [DOI]

  32. Heikkilä, T.T. and Tserkovnyak, Y., "Thermal spin power without magnets", Nature, 487, 180-181 (2012). [DOI]

  33. Voutilainen, J., [Thesis] Nanocircuits with Superconductivity, Nonequilibrium studies, Aalto University, School of Science, O.V. Lounasmaa Laboratory (2012). [URL]

  34. Laakso, M.A., Heikkilä, T.T., and Nazarov, Y.V., "Theory of temperature fluctuation statistics in superconductor-normal metal tunnel structures", Physical Review B, 85, 184521 (2012). [DOI]

  35. Laakso, M.A., [Thesis] Temperature fluctuations and heat transport in nanoelectronics, Aalto University, School of Science, O.V. Lounasmaa Laboratory (2012). [URL]

  36. Laakso, M.A., Heikkilä, T.T., and Nazarov, Y.V., "Manifestly non-Gaussian fluctuations in superconductor-normal metal tunnel nanostructures", Physical Review Letters, 108, 067002 (2012). [DOI]

  37. Bergeret, F.S., and Virtanen, P., and Ozaeta, A., and Heikkilä, T.T., and Cuevas, J.C., "Supercurrent and Andreev bound state dynamics in superconducting quantum point contacts under microwave irradiation", Physical Review B, 84, 054504 (2011). [DOI]

  38. Voutilainen, Juha, and Fay, Aurelien and Häkkinen, Pasi, and Viljas, Janne K., and Tero T. Heikkilä, and Hakonen, Pertti J., "Energy relaxation in graphene and its measurement with supercurrent", Physical Review B, 84, 045419 (2011). [DOI]

  39. Chiodi, F., Ferrier, M., Tikhonov, K., Virtanen, P., Heikkilä, T.T., Feigelman, M., Guéron, S., and Bouchiat, H., "Probing the dynamics of Andreev states in a coherent Normal/Superconducting ring", Scientific Reports, 1, 3 (2011). [DOI]

  40. Kopnin, N.B., and Heikkilä, T.T., and Volovik, G.E., "High-temperature surface superconductivity in topological flat-band systems", Physical Review B, 83, 220503(R) (2011). [DOI]

  41. Heikkilä, T.T., and Volovik, G.E., "Dimensional crossover in topological matter: Evolution of the multiple Dirac point in the layered system to the flat band on the surface", JETP Letters, 93, 59-65 (2011). [DOI]

  42. Virtanen, P., Bergeret, F.S., Cuevas, J.C., and Heikkilä, T.T., "Linear AC response of diffusive SNS junctions", Physical Review B, 83, 144514 (2011). [URL]

  43. Heikkilä, T.T., Kopnin, N.B., and Volovik, G.E., "Flat bands in topological media", Pis'ma v Zhurnal Éksperimental'noi i Teoreticheskoi Fiziki (JETP Letters), 94, 252 (2011). [DOI]

  44. Wu F., Virtanen P., Andresen S., Placais B., Hakonen P.J., "Electron-phonon coupling in single-walled carbon nanotubes determined by shot noise", Applied Physics Letters, 97, 262115/1-3 (2010). [DOI]

  45. Heikkilä, T.T. and Volovik, G.E., "Fermions with cubic and quartic spectrum", JETP Letters/Pis'ma v Zhurnal Éksperimetal'noi i Teoreticheskoi Fiziki, 92, 751-756 (2010). [URL]

  46. Laakso, M.A., Heikkilä, T.T., and Nazarov, Y.V., "Giant current fluctuations in an overheated single electron transistor", Physical Review B, 82, 205316 (2010). [DOI]

  47. Peltonen, J.T., Virtanen, P., Meschke, M., Koski, J.V., Heikkilä, T.T., and Pekola, J.P., "Thermal Conductance by the Inverse Proximity Effect in a Superconductor", Physical Review Letters, 105, 097004/1-4 (2010). [DOI]

  48. Bergeret, F.S., Virtanen, P., Heikkilä, T.T., and Cuevas, J.C., "Theory of Microwave-Assisted Supercurrent in quantum point contacts", Physical Review Letters, 105, 117001 (2010). [DOI]

  49. Virtanen, P., Heikkilä, T.T., Bergeret, F.S., and Cuevas, J.C., "Theory of microwave-assisted supercurrent in diffusive SNS junctions", Physical Review Letters, 104, 247003 (2010). [DOI]

  50. Viljas, J.K. and Heikkilä, T.T., "Electron-phonon heat transfer in monolayer and bilayer graphene", Physical Review B, 81, 245404 (2010). [DOI]

  51. Laakso, M.A., Heikkilä, T.T., and Nazarov, Y.V., "Fully overheated single-electron transistor", Physical Review Letters, 104, 196805 (2010). [DOI]

  52. Voutilainen, J., Laakso, M.A., and Heikkilä, T.T., "Physics of proximity Josephson sensor", Journal of Applied Physics, 107, 064508/1-11 (2010). [DOI]

  53. Heikkilä, T.T., Hatami, M., and Bauer, G.E.W., "Spin heat accumulation and its relaxation in spin valves", Physical Review B, 81, 100408 (2010). [DOI]

  54. Heikkilä, T.T., Hatami, M., and Bauer, G.E.W., "Electron–electron interaction induced spin thermalization in quasi-low-dimensional spin valves", Solid State Communications, 150, 475-479 (2010). [DOI]

  55. Virtanen, P., [Thesis] Nonequilibrium and Transport in Proximity of Superconductors, Low Temperature Laboratory (2009). [URL]

  56. Tsuneta, T., Virtanen, P., Wu, F., Wang, T.H., Heikkilä, T.T., and Hakonen, P.J., "Local and non-local shot noise in multiwalled carbon nanotubes", Europhysics Letters, 85, 37004 (2009). [DOI]

  57. Laiho, P., Heikkilä, T., Kajava, T., Pekola, J., and Puska, M., "Proceedings of the Annual Conference of the Finnish Physical Society", HUT REPORTS, 376 (2009).

  58. Heikkilä, T.T. and Nazarov, Y., "Statistics of temperature fluctuations in an electron system out of equilibrium", Physical Review Letters, 102, 130605 (2009). [DOI]

  59. Heikkilä, T.T. and Giazotto, F., "Phase sensitive electron-phonon coupling in a superconducting proximity structure", Physical Review B, 79, 094514 (2009). [DOI]

  60. Laakso, M.A. and Heikkilä, T.T., "Charge transport in ballistic multiprobe graphene structures", Physical Review B, 78, 205420/1-5 (2008). [DOI]

  61. Laakso, M.A., Ojanen, T., and Heikkilä, T.T., "Effective capacitance of a single-electron transistor", Physical Review B, 77, 233303/1-4 (2008). [DOI]

  62. Giazotto, F., Heikkilä, T.T., Pepe, G.P., Helistö, P., Luukanen, A., and Pekola, J., "Ultrasensitive proximity Josephson sensor with kinetic inductance readout", Applied Physics Letters, 92, 162507/1-3 (2008). [DOI]

  63. Ojanen, T. and Jauho, A.P., "Mesoscopic photon heat transistor", Physical Review Letters, 100, 155902/1-4 (2008). [DOI]

  64. Crosser, M.S., Huang, J., Pierre F., Virtanen P., Heikkilä, T.T., Wilhelm, F.K., and Birge, N.O., "Nonequilibrium transport in mesoscopic multi-terminal SNS Josephson junctions", Physical Review B, 77, 014528/1-14 (2008). [DOI]

  65. Virtanen, P., Zou, J., Sosnin, I., Petrashov, V.T., and Heikkilä, T.T., "Phase states of multiterminal mesoscopic normal-metal-superconductor structures", Physical Review Letters, 99, 217003/1-4 (2007). [DOI]

  66. Peltonen, J.T., Timofeev, A.A., Meschke, M., Heikkilä, T.T., and Pekola, J.P., "Detecting non-Gaussian current fluctuations using a Josephson threshold detector", Physica E, 40, 111-122 (2007). [DOI]

  67. Kopnin, N.B. and Voutilainen, J., "Nonequilibrium charge transport in quantum SINIS structures", Physical Review B, 75, 174509/1-7 (2007). [DOI]

  68. Stenberg, M.P., Virtanen, P., and Heikkilä, T.T., "Phase-dependent noise correlations in normal-superconducting structures", Physical Review B, 76, 144504/1-5 (2007). [DOI]

  69. Virtanen, P. and Heikkilä, T.T., "Thermoelectric effects in superconducting proximity structures", Applied Physics A, 89, 625-637 (2007). [DOI]

  70. Ojanen, T., Niskanen, A.O., Nakamura, Y., and Abdumalikov, A.A., "Global relaxation of superconducting qubits", Physical Review B, 76, 100505/1-4 (2007). [DOI]

  71. Ojanen, T. and Heikkilä, T.T., "Photon heat transport in low-dimensional nanostructures", Physical Review B, 76, 073414/1-4 (2007). [DOI]

  72. Timofeev, A.V., Meschke, M., Peltonen, J.T., Heikkilä, T.T., and Pekola, J., "Wideband detection of the third moment of shot noise by a hysteretic Josephson junction", Physical Review Letters, 98, 207001/1-4 (2007). [DOI]

  73. Virtanen, P. and Heikkilä, T.T., "Peltier effects in Andreev interferometers", Physical Review B, 75, 104517/1-5 (2007). [DOI]

  74. Laakso, M.A., Virtanen, P., Giazotto, F., and Heikkilä, T.T., "Nonequilibrium characteristics in all-superconducting tunnel structures", Physical Review B, 75, 094507/1-7 (2007). [DOI]

  75. Ojanen, T. and Salo, J., "Possible scheme for on-chip element for squeezed microwave generation", Physical Review B, 75, 184508/1-6 (2007). [DOI]

  76. Heikkilä, T., and Paalanen, M., "Preface: Quantum Phenomena at Low Temperature Physics, Lammi Workshop", Journal of Low Temperature Physics, 146, 1 (2007). [DOI]

  77. Heikkilä, T.T. and Ojanen, T., "Quantum detectors for the third cumulant of current fluctuations", Physical Review B, 75, 035335/1-12 (2007). [DOI]

  78. Zou, J., Sosnin, I., Virtanen, P., Meschke, M., Petrashov, V.T., and Heikkilä, T.T., "Influence of supercurrents on low-temperature thermopower in mesoscopic N/S structures", Journal of Low Temperature Physics, 146, 193-212 (2007). [DOI]

  79. Saira, O.-P., Bergholm, V., Ojanen, T., and Möttönen, "Equivalent qubit dynamics under classical and quantum noise", Physical Review A, 75, 012308/1-5 (2007). [DOI]

  80. Crosser, M.S., Virtanen, P., Heikkilä, T., and Birge, N.O., "Supercurrent-induced temperature gradient across a nonequilibrium SNS Josephson junction", Physical Review Letters, 96 (2006). [DOI]

  81. Virtanen, P. and Heikkilä, T.T., "Circuit theory for noise in incoherent normal-superconductor structures", New Journal of Physics, 8, 1-9 (2006). [DOI]

  82. Giazotto, F., Heikkilä, T., Luukanen, A., Savin, A., and Pekola, J., "Opportunities for mesoscopics in thermometry and refrigeration: Physics and applications", Reviews of Modern Physics, 78, 217-274 (2006). [DOI]

  83. Ojanen, T. and Heikkilä, T.T., "Quantum transition induced by the third cumulant of current fluctuations", Physical Review B, 73, 020501/1-4 (2006). [DOI]

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

  85. Ojanen, T., and Heikkilä, T., "State-dependent impedance of a strongly coupled oscillator - qubit system", Physical Review B, 72, 54502/1-8 (2005). [DOI]

  86. Heikkilä, T.T., and Roschier, L., "Cyclostationary measurement of low-frequency odd moments of current fluctuations", Physical Review B, 71, 085316/1-11 (2005). [DOI]

  87. Heikkilä, T.T., Virtanen, P., Johansson, G., and Wilhelm, F.K., "Measuring non-Gaussian fluctuations through incoherent Cooper-pair current", Physical Review Letters, 93, 247005/1-4 (2004). [DOI]

  88. Lindell, R.K., Delahaye, J., Sillanpää, M.A., Heikkilä, T.T., Sonin, E.B., and Hakonen, P., "Observation of shot-noise-induced asymmetry in the Coulomb blockaded Josephson junction", Physical Review Letters, 93, 197002/1-4 (2004). [DOI]

  89. Roschier, L., Heikkilä, T., and Hakonen, P., "Cyclostationary shot noise in mesoscopic measurements", Journal of Applied Physics, 96, 5927 (2004).

  90. Giazotto, F., Heikkilä, T.T., Taddei, F., Fazio, R., Pekola, J.P., and Beltram, F., "Mesoscopic supercurrent transistor controlled by nonequilibrium cooling", Journal of Low Temperature Physics, 136, 435-452 (2004). [URL]

  91. Virtanen, P., and Heikkilä, T.T., "Thermopower in Andreev interferometers", Journal of Low Temperature Physics, 136, 401-434 (2004). [DOI]

  92. Virtanen, P., and Heikkilä T.T., "Thermopower induced by a supercurrent in superconductor-normal-metal structures", Physical Review Letters, 92, 177004 (2004). [DOI]

  93. Giazotto, F., Heikkilä, T.T., Taddei, F., Fazio, R., Pekola, J., and Beltram, F., "Tailoring Josephson coupling through superconductivity-induced nonequilibrium", Physical Review Letters, 92, 137001 (2004). [DOI]

  94. Pekola, J.P., Heikkilä, T.T., Savin, A.M., Flyktman, J.T., Giazotto, F., and Hekking, F.W.J., "Limitations in cooling electrons using normal-metal-superconductor tunnel junctions", Physical Review Letters, 92, 056804/1-4 (2004). [DOI]

  95. Giazotto, F., Taddei, F., Heikkilä, T., Fazio, R., and Beltram, F., "Ultralow dissipation Josephson transistor", Applied Physics Letters, 83, 2877-2879 (2003).

  96. Delahaye, J., Heikkilä, T., Lindell, R., Sillanpää, M., Yamaguchi, T., Hakonen, P., and Sonin, E., "Ultrasensitive noise measurement scheme for mesoscopic circuits using a Coilomb blockaded Josephson junction", 455-460 (2003).

  97. Heikkilä, T.T., Vänskä, T., and Wilhelm, F.K., "Supercurrent-induced Peltier-like effect in superconductor/normal-metal weak links", Physical Review B, 67, 100502-1/4 (2003). [DOI]

  98. Sillanpää, M.A., Heikkilä, T.T., Lindell, R.K., and Hakonen, P.J., "Inverse proximity effect in superconductors near ferromagnetic material", Europhysics Letters, 56, 590-595 (2001).