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We propose a thermal transistor based on a three-terminal normal-superconductor (NS) junction with superconductor terminal acting as the base. The emergence of heat amplification is due to the negative differential thermal conductance…

Mesoscale and Nanoscale Physics · Physics 2019-02-06 Gaomin Tang , Jiebin Peng , Jian-Sheng Wang

The form of energy termed heat that typically derives from lattice vibrations, i.e. the phonons, is usually considered as waste energy and, moreover, deleterious to information processing. However, with this colloquium, we attempt to rebut…

Mesoscale and Nanoscale Physics · Physics 2012-08-21 Nianbei Li , Jie Ren , Lei Wang , Gang Zhang , Peter Hänggi , Baowen Li

The generation of thermopower in a miniaturized device modeled as a channel connected to reservoirs/contacts maintained at different temperatures is studied in this work. The left reservoir is also coupled to a periodic THz driving source…

Mesoscale and Nanoscale Physics · Physics 2018-08-06 Parijat Sengupta , Saptarshi Das , Junxia Shi

Quantum thermodynamics is emerging both as a topic of fundamental research and as means to understand and potentially improve the performance of quantum devices. A prominent platform for achieving the necessary manipulation of quantum…

Mesoscale and Nanoscale Physics · Physics 2018-11-14 Alberto Ronzani , Bayan Karimi , Jorden Senior , Yu-Cheng Chang , Joonas T. Peltonen , ChiiDong Chen , Jukka P. Pekola

We discuss a general method for constructing nonreciprocal, cavity-based photonic devices, based on matching a given coherent interaction with its corresponding dissipative counterpart; our method generalizes the basic structure used in the…

Quantum Physics · Physics 2015-06-17 A. Metelmann , A. A. Clerk

Thermophotovoltaics, devices that convert thermal infrared photons to electricity, offer a key pathway for a variety of critical renewable energy technologies including thermal energy storage, waste heat recovery, and direct solar-thermal…

We propose a system where coherent thermal transport between two reservoirs in non-galvanic contact is modulated by independently tuning the electron-photon and the electron-phonon coupling. The scheme is based on two gate-controlled…

Mesoscale and Nanoscale Physics · Physics 2017-08-18 Federico Paolucci , Giuliano Timossi , Paolo Solinas , Francesco Giazotto

We show in this article that phase change materials (PCM) exhibiting a phase transition between a dielectric state and a metallic state are good candidates to perform modulation as well as amplification of radiative thermal flux. We propose…

Materials Science · Physics 2015-06-24 Karl Joulain , Younès Ezzahri , Jérémie Drevillon , Philippe Ben-Abdallah

A number of current approaches to quantum and neuromorphic computing use superconductors as the basis of their platform or as a measurement component, and will need to operate at cryogenic temperatures. Semiconductor systems are typically…

Most studies of the mean-free path accumulation function (MFPAF) rely on optical techniques to probe heat transfer at length scales on the order of the phonon mean-free path. In this paper, we propose and implement a purely electrical probe…

Mesoscale and Nanoscale Physics · Physics 2016-02-12 Ashok T. Ramu , Nicole I. Halaszynski , Jonathan D. Peters , Carl D. Meinhart , John E. Bowers

We demonstrate control over heat flow in an N-terminal molecular junction. Using simple model Hamiltonians we show that the heat current through two terminals can be tuned, switched, and amplified, by the temperature and coupling parameters…

Soft Condensed Matter · Physics 2009-11-13 Dvira Segal

Controlling heat flow at the quantum level is essential for the development of next-generation thermal devices. We investigate thermal rectification in a quantum harmonic oscillator coupled to two thermal baths via both single-photon…

Quantum Physics · Physics 2025-12-01 M. Tahir Naseem

When coupling thermal baths at different temperatures, negative differential thermal conductivity is typically attributed to nonlinear interactions in the connecting medium. In this work, we demonstrate that such an effect can arise purely…

Statistical Mechanics · Physics 2026-05-13 Simon Krekels , Christian Maes , Ion Santra , Ruoxun Zhai

Thermionics and thermophotovoltaics are solid-state technologies that convert high-temperature heat into electricity by utilizing fundamental particles, electrons in thermionics and photons in thermophotovoltaics, as energy carriers. Both…

Materials Science · Physics 2025-03-05 Nicolas A Loubet , Katie Bezdjian , Esther Lopez , Alejandro Datas

Progress in integrated nanophotonics has enabled large-scale programmable photonic integrated circuits (PICs) for general-purpose electronic-photonic systems on a chip. Relying on the weak, volatile thermo-optic or electro-optic effects,…

Applied Physics · Physics 2020-11-24 Jiajiu Zheng , Shifeng Zhu , Peipeng Xu , Scott Dunham , Arka Majumdar

A tabletop low-noise differential amplifer with a bandwidth of 100 kHz is presented. Low voltage drifts of the order of 100 nV/day are reached by thermally stabilizing relevant amplifer components. The input leakage current is below 100 fA.…

Instrumentation and Detectors · Physics 2017-08-22 P. Märki , B. A. Braem , T. Ihn

Photonic addressing of superconducting circuits has been proposed to overcome wiring complexity and heat load challenges, but superconducting-photonic links suffer from an efficiency-noise trade-off that limits scalability. This trade-off…

Quantum Physics · Physics 2024-06-21 Kevin K. S. Multani , Wentao Jiang , Emilio A. Nanni , Amir H. Safavi-Naeini

Photonic integrated circuits (PICs) are today acknowledged as an effective solution to fulfill the demanding requirements of many practical applications in both classical and quantum optics. Phase shifters integrated in the photonic circuit…

Engineering phonon transport in physical systems is a subject of interest in the study of materials and plays a crucial role in controlling energy and heat transfer. Of particular interest are non-reciprocal phononic systems, which in…

Mesoscale and Nanoscale Physics · Physics 2018-03-28 Alireza Seif , Wade DeGottardi , Keivan Esfarjani , Mohammad Hafezi

Nanophotonic engineering of light-matter interaction at subwavelength scale allows thermal radiation that is fundamentally different from that of traditional thermal emitters and provides exciting opportunities for various thermal-photonic…