Search Results - "PEKOLA, J. P"

On-Chip Maxwell's Demon as an Information-Powered Refrigerator by Koski, J V, Kutvonen, A, Khaymovich, I M, Ala-Nissila, T, Pekola, J P

“…We present an experimental realization of an autonomous Maxwell's demon, which extracts microscopic information from a system and reduces its entropy by…”
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Experimental observation of the role of mutual information in the nonequilibrium dynamics of a Maxwell demon by Koski, J V, Maisi, V F, Sagawa, T, Pekola, J P

“…We validate experimentally a fluctuation relation known as generalized Jarzynski equality governing the work distribution in a feedback-controlled system. The…”
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Quantum jump approach for work and dissipation in a two-level system by Hekking, F W J, Pekola, J P

“…We apply the quantum jump approach to address the statistics of work in a driven two-level system coupled to a heat bath. We demonstrate how this question can…”
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Self-Calibrating Superconducting Pair-Breaking Detector by Mannila, E. T., Maisi, V. F., Pekola, J. P.

“…We propose and experimentally demonstrate a self-calibrating detector of Cooper pair depairing in a superconductor based on a mesoscopic superconducting island…”
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Thermal Conductance of a Single-Electron Transistor by Dutta, B, Peltonen, J T, Antonenko, D S, Meschke, M, Skvortsov, M A, Kubala, B, König, J, Winkelmann, C B, Courtois, H, Pekola, J P

“…We report on combined measurements of heat and charge transport through a single-electron transistor. The device acts as a heat switch actuated by the voltage…”
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Test of the Jarzynski and Crooks fluctuation relations in an electronic system by Saira, O-P, Yoon, Y, Tanttu, T, Möttönen, M, Averin, D V, Pekola, J P

“…Recent progress on micro- and nanometer-scale manipulation has opened the possibility to probe systems small enough that thermal fluctuations of energy and…”
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Calorimetric measurement of work in a quantum system by Pekola, J P, Solinas, P, Shnirman, A, Averin, D V

“…We propose a calorimetric measurement of work in a quantum system. As a physical realization, we consider a superconducting two-level system, a Cooper-pair…”
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Finite-time quantum Stirling heat engine by Hamedani Raja, S, Maniscalco, S, Paraoanu, G S, Pekola, J P, Lo Gullo, N

“…We study the thermodynamic performance of a finite-time non-regenerative quantum Stirling-like cycle used as a heat engine. We consider specifically the case…”
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Tunable quasiparticle trapping in Meissner and vortex states of mesoscopic superconductors by Taupin, M., Khaymovich, I. M., Meschke, M., Mel’nikov, A. S., Pekola, J. P.

“…Nowadays, superconductors serve in numerous applications, from high-field magnets to ultrasensitive detectors of radiation. Mesoscopic superconducting devices,…”
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Single Quantum Level Electron Turnstile by van Zanten, D M T, Basko, D M, Khaymovich, I M, Pekola, J P, Courtois, H, Winkelmann, C B

“…We report on the realization of a single-electron source, where current is transported through a single-level quantum dot (Q) tunnel coupled to two…”
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Distribution of entropy production in a single-electron box by Koski, J. V., Sagawa, T., Saira, O-P., Yoon, Y., Kutvonen, A., Solinas, P., Möttönen, M., Ala-Nissila, T., Pekola, J. P.

“…The fluctuation relations are a central concept in thermodynamics at the microscopic scale. These relations are experimentally verified by measuring the…”
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Excitation of single quasiparticles in a small superconducting Al island connected to normal-metal leads by tunnel junctions by Maisi, V F, Lotkhov, S V, Kemppinen, A, Heimes, A, Muhonen, J T, Pekola, J P

“…We investigate the dynamics of individual quasiparticle excitations on a small superconducting aluminum island connected to normal metallic leads by tunnel…”
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Noise of a superconducting magnetic flux sensor based on a proximity Josephson junction by Jabdaraghi, R. N., Golubev, D. S., Pekola, J. P., Peltonen, J. T.

“…We demonstrate simultaneous measurements of DC transport properties and flux noise of a hybrid superconducting magnetometer based on the proximity effect…”
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Nonlocality and dynamic response of Majorana states in fermionic superfluids by Khaymovich, I M, Pekola, J P, Melnikov, A S

“…We suggest a microscopic model describing the nonlocal ac response of a pair of Majorana states in fermionic superfluids beyond the tunneling approximation…”
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Josephson junction as a detector of Poissonian charge injection by PEKOLA, J. P

“…We propose a scheme of measuring the non-Gaussian character of noise by a hysteretic Josephson junction in the macroscopic quantum tunneling regime. We model…”
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Decoherence in adiabatic quantum evolution: application to cooper pair pumping by Pekola, J P, Brosco, V, Möttönen, M, Solinas, P, Shnirman, A

“…One of the challenges of adiabatic control theory is the proper inclusion of the effects of dissipation. Here we study the adiabatic dynamics of an open…”
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Trapping hot quasi-particles in a high-power superconducting electronic cooler by Nguyen, H Q, Aref, T, Kauppila, V J, Meschke, M, Winkelmann, C B, Courtois, H, Pekola, J P

“…The performance of hybrid superconducting electronic coolers is usually limited by the accumulation of hot quasi-particles in their superconducting leads. This…”
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Real-time observation of discrete Andreev tunneling events by Maisi, V F, Saira, O-P, Pashkin, Yu A, Tsai, J S, Averin, D V, Pekola, J P

“…We provide a direct proof of two-electron Andreev transitions in a superconductor-normal-metal tunnel junction by detecting them in a real-time electron…”
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Thermal conductance by the inverse proximity effect in a superconductor by Peltonen, J T, Virtanen, P, Meschke, M, Koski, J V, Heikkilä, T T, Pekola, J P

“…We study heat transport in hybrid lateral normal-metal-superconductor-normal-metal structures. We find the thermal conductance of a short superconducting wire…”
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Wideband detection of the third moment of shot noise by a hysteretic Josephson junction by Timofeev, A V, Meschke, M, Peltonen, J T, Heikkilä, T T, Pekola, J P

“…We use a hysteretic Josephson junction as an on-chip detector of the third moment of shot noise of a tunnel junction. The detectable bandwidth is determined by…”
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