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We analyze the heat current traversing a quantum dot sandwiched between a ferromagnetic and a superconducting electrode. The heat flow generated in response to a voltage bias presents rectification as a function of the gate potential…

介观与纳米尺度物理 · 物理学 2018-04-24 Sun-Yong Hwang , David Sanchez

The device of electric double-layer transistor (EDLT) with ionic liquid has been employed as an effective way to dope carriers over a wide range, which can induce metallic state, magnetic reconstruction and superconducting transition.…

超导电性 · 物理学 2018-08-30 Shuai Zhang , Moran Gao , Huanyan Fu , Xinmin Wang , Zhian Ren , Genfu Chen

In this work, we have studied the effects from increasing the strength of the applied electric field on the charge transport of hydrogenated graphitic fibers. Resistivity measurements were carried out for direct currents in the nA - mA…

材料科学 · 物理学 2020-05-19 Nadina Gheorghiu , Charles R. Ebbing , Timothy J. Haugan

The energy dependent thermoelectric response of a single molecule contains valuable information about its transmission function and its excited states. However, measuring it requires devices that can efficiently heat up one side of the…

Active thermal control is crucial in achieving the required accuracy and throughput in many industrial applications, e.g., in the medical industry, high-power lighting industry, and semiconductor industry. Thermoelectric Modules (TEMs) can…

系统与控制 · 电气工程与系统科学 2020-06-19 Enzo Evers , Rens Slenders , Rob van Gils , Tom Oomen

We study electronic transport through a one-dimensional, finite-length quantum wire of correlated electrons (Luttinger liquid) coupled at arbitrary position via tunnel barriers to two semi-infinite, one-dimensional as well as stripe-like…

强关联电子 · 物理学 2015-05-13 P. Wächter , V. Meden , K. Schönhammer

We present the design, construction and characterization of Bitter-type electromagnets which can generate high magnetic fields under continuous operation with efficient heat removal for cold atom experiments. The electromagnets are…

仪器与探测器 · 物理学 2013-10-29 Dylan Sabulsky , Colin V. Parker , Nathan D. Gemelke , Cheng Chin

In electronic cooling with superconducting tunnel junctions, the cooling power is counterbalanced by the interaction with phonons and by the heat flow from the overheated leads. We study aluminium-based coolers that are equipped with a…

介观与纳米尺度物理 · 物理学 2014-11-07 H. Q. Nguyen , M. Meschke , H. Courtois , J. P. Pekola

In-plane thermal conductivity of the thermoelectric layered cobalt oxides has been measured using the Harman method, in which thermal conductivity is obtained from temperature gradient induced by applied current. We have found that the…

材料科学 · 物理学 2009-11-10 A. Satake , H. Tanaka , T. Ohkawa , T. Fujii , I. Terasaki

We consider a holographic model with the charge current dual to a general nonlinear electrodynamics (NLED) field. Taking into account the backreaction of the NLED field on the geometry and introducing axionic scalars to generate momentum…

高能物理 - 理论 · 物理学 2019-01-30 Peng Wang , Houwen Wu , Haitang Yang

Low-temperature electronic systems require electrical leads which have low electrical resistance to provide bias current I without excessive voltage drop V. But proper cryogenic design also requires high thermal resistance to maintain a…

超导电性 · 物理学 2009-11-11 Alan M. Kadin

The emerging field of phase-coherent caloritronics (from the Latin word "calor", i.e., heat) is based on the possibility to control heat currents using the phase difference of the superconducting order parameter. The goal is to design and…

介观与纳米尺度物理 · 物理学 2017-10-09 Antonio Fornieri , Francesco Giazotto

With the popularity of electric vehicles, the demand for lithium-ion batteries is increasing. Temperature significantly influences the performance and safety of batteries. Battery thermal management systems can effectively control the…

机器学习 · 计算机科学 2026-01-07 Zheng Liu , Yuan Jiang , Yumeng Li , Pingfeng Wang

The recent technological advances in digitalization have revolutionized the industrial sector. Leveraging data analytics has now enabled the collection of deep insights into the performance and, as a result, the optimization of assets.…

机器学习 · 计算机科学 2025-04-25 Dinan Li , Panagiotis Kakosimos , Luca Peretti

Energy efficiency in process industry and passive safety systems in nuclear power plants necessitate the use of buoyancy driven heat exchangers. The current study presents a 1-D numerical model of the buoyancy driven fluid system in a…

流体动力学 · 物理学 2023-12-05 Prasanth Subramaniyan , Akhil Dass , Shivangi Tiwari , Sateesh Gedupudi

We present the development of a two-stage PrNi$_5$ continuous demagnetization refrigerator at the Institut N\'{e}el/CNRS and numerical simulations of its performance. The thermal model used in the simulations is discussed in detail…

仪器与探测器 · 物理学 2020-06-04 David Schmoranzer , Rasul Gazizulin , Sébastien Triqueneaux , Eddy Collin , Andrew Fefferman

Thermal transport through a Coulomb-blockade quantum dot (QD) coupled to two metallic leads is studied using five different approaches to the master equation in which sequential and coutuneling terms are taken into account. In the presence…

介观与纳米尺度物理 · 物理学 2022-04-05 Taha Yasin Ahmed , Nzar Rauf Abdullah , Vidar Gudmundsson

The conductor on round core (CORC) cable is one of the major high temperature superconductor cable concepts combining scalability, flexibility, mechanical strength, ease of fabrication and high current density; making it a possible…

Absorption refrigerators transfer thermal energy from a cold bath to a hot bath without input power by utilizing heat from an additional "work" reservoir. Particularly interesting is a three-level design for a quantum absorption…

介观与纳米尺度物理 · 物理学 2018-06-06 Dvira Segal

We report a numerical study of transport properties of a quantum dot with superconducting leads. We introduce a general phenomenological model of quantum dot transport, in which electron tunnel rates are computed within the Fermi's Golden…

凝聚态物理 · 物理学 2009-10-28 C. B. Whan , T. P. Orlando