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As the interface between human and machine becomes blurred, hydrogel incorporated electronics and devices have emerged to be a new class of flexible/stretchable electronic and ionic devices due to their extraordinary properties, such as…

Soft Condensed Matter · Physics 2017-05-04 Ni Tang , Zhan Peng , Rulei Guo , Meng An , Xiaobo Li , Nuo Yang , Jianfeng Zang

Quantum technologies promise a radically new way to solve classically intractable computing problems. Superconducting circuits as a platform are at the forefront of this field. The cryogenic operation temperatures of superconducting…

We demonstrate gate control of electronic heat flow in a thermally-biased single-quantum-dot junction. Electron temperature maps taken in the immediate vicinity of the junction, as a function of the gate and bias voltages applied to the…

Mesoscale and Nanoscale Physics · Physics 2020-12-22 B. Dutta , D. Majidi , N. W. Talarico , N. Lo Gullo , C. B. Winkelmann , H. Courtois

We have fabricated a variety of novel molecular tunnel junctions based on self-assembled-monolayers (SAM) of two-component solid-state mixtures of molecular wires (1,4 methane benzene-dithiol; Me-BDT with two thiol anchoring groups), and…

Materials Science · Physics 2009-11-11 Vladimir Burtman , Alexander S. Ndobe , Valy Z. Vardeny

We study linear response and nonequilibrium steady-state thermoelectric transport through a single-level quantum dot tunnel coupled to two reservoirs held at different temperatures as well as chemical potentials. A fermion occupying the dot…

Strongly Correlated Electrons · Physics 2013-06-21 D. M. Kennes , D. Schuricht , V. Meden

X-ray calorimetric sample platforms combining specific heat and synchrotron x-ray measurements provide a powerful means to investigate fundamental material properties. Calorimeter cell designs featuring a compact heater and thermometer…

Instrumentation and Detectors · Physics 2026-02-02 U. Patel , H. Zheng , J. L. McChesney , U. Welp , Z. Islam , A. Miceli

We report a combined experimental (C-AFM and SThM) and theoretical (DFT) study of the thermoelectric properties of molecular junctions made of self-assembled monolayers on Au of thiolated benzothieno-benzothiophene (BTBT) and alkylated BTBT…

Mesoscale and Nanoscale Physics · Physics 2024-11-13 Sergio Gonzalez-Casal , Rémy Jouclas , Imane Arbouch , Yves Geerts , Colin van Dyck , Jérôme Cornil , Dominique Vuillaume

We report first-principles calculations of local heating in nanoscale junctions formed by a single molecule and a gold point contact. Due to a larger heat dissipation, the single molecule heats up less than the gold point contact. We also…

Mesoscale and Nanoscale Physics · Physics 2015-06-24 Yu-Chang Chen , Michael Zwolak , Missimiliano Di Ventra

This article reviews recent advances in low-temperature electronic thermal transport properties of thermally biased superconductor heterostructures focusing on the two-terminal transport. Since the last decade, ferromagnetism has been…

Superconductivity · Physics 2025-04-01 Paramita Dutta

Advances in cryogenic electron microscopy have opened new avenues for probing quantum phenomena in correlated materials. This study reports the installation and performance of a new side-entry condenZero cryogenic cooling system for JEOL…

Strongly Correlated Electrons · Physics 2025-09-30 Young-Hoon Kim , Fehmi Sami Yasin , Na Yeon Kim , Max Birch , Xiuzhen Yu , Akiko Kikkawa , Yasujiro Taguchi , Jiaqiang Yan , Miaofang Chi

Delta-T shot noise is activated in temperature-biased electronic junctions, down to the atomic scale. It is characterized by a quadratic dependence on the temperature difference and a nonlinear relationship with the transmission…

Mesoscale and Nanoscale Physics · Physics 2025-04-08 Matthew Gerry , Jonathan J. Wang , Joanna Li , Ofir Shein-Lumbroso , Oren Tal , Dvira Segal

Single dye molecules at cryogenic temperatures display many spectroscopic phenomena known from free atoms and are thus promising candidates for fundamental quantum optical studies. However, the existing techniques for the detection of…

Quantum Physics · Physics 2008-02-12 Gert Wrigge , Ilja Gerhardt , Jaesuk Hwang , Gert Zumofen , Vahid Sandoghdar

A commercially available calorimeter has been used to investigate the specific heat of a high-quality \kn\ single crystal. The addenda heat capacity of the calorimeter is determined in the temperature range $0.02 \, \mathrm{K} \leq T \leq…

An accurate analysis of the conduction heat transfer in a cryogenic flask is made and some useful formulae are derived. Taking into account the temperature dependence of conductivity and tensile strength of the supporting rods for a helium…

Materials Science · Physics 2009-02-25 Sever Spanulescu

Several models of thermionic energy nanoconverters have been proposed to study the transport phenomena that take place in electronic devices. For example, in resonant tunneling junctions those phenomena are manifested through the…

Mesoscale and Nanoscale Physics · Physics 2020-06-02 G. Valencia-Ortega , L. A. Arias-Hernandez

We demonstrate a device geometry for single-molecule electronics experiments that combines both the ability to adjust the spacing between the electrodes mechanically and the ability to shift the energy levels in the molecule using a gate…

Mesoscale and Nanoscale Physics · Physics 2015-06-24 A. R. Champagne , A. N. Pasupathy , D. C. Ralph

Particle beds are widely used in various systems and processes, such as particle heat exchangers, granular flow reactors, and additive manufacturing. Accurate modeling of thermal conductivity of particle beds and understanding of their heat…

Materials Science · Physics 2021-11-10 Jian Zeng , Ka Man Chung , Xintong Zhang , Sarath Adapa , Tianshi Feng , Yu Pei , Renkun Chen

Situations where a spontaneous process of energy or matter transfer is enhanced by an external device are widespread in nature (human sweating system, enzyme catalysis, facilitated diffusion across bio-membranes, industrial heat…

Statistical Mechanics · Physics 2010-07-21 Karen Hovhannisyan , Armen E. Allahverdyan

Investigating properties of phase change materials (PCMs) is an important issue due to their extensive use in heat storage systems and thermal regulation devices. Improvement of the efficiency of such systems should be based on a better…

Applied Physics · Physics 2022-07-18 L. Klochko , J. Noel , N. R. Sgreva , S. Leclerc , C. Métivier , D. Lacroix , M. Isaiev

In this paper, we describe ongoing work to investigate the properties of the heat spreader, and its implication on architecture research. In specific, we conduct two experiments to quantify the heat distribution across the surface of a…

Other Computer Science · Computer Science 2014-02-28 Seema Sethia , Shouri Chatterjee , Sunil Kale , Amit Gupta , Smruti R. Sarangi