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The paper considers methods of particle cooling mostly concentrating on cooling of high energy heavy particles in the high energy colliders. Presently, there are two major methods of the cooling the electron cooling and stochastic cooling.…

Accelerator Physics · Physics 2024-01-30 Valeri Lebedev

Coulometric measurements on salt-water-immersed nanoporous carbon electrodes reveal, at a fixed voltage, a charge decrease with increasing temperature. During far-out-of-equilibrium charging of these electrodes, calorimetry indicates the…

Chemical Physics · Physics 2017-10-25 Mathijs Janssen , Elian Griffioen , P. M. Biesheuvel , René van Roij , Ben Erné

An improved thermodynamic cycle is proposed, where the cooling effect of an electrocaloric refrigerant is enhanced by applying a reversed electric field. In contrast to conventional adiabatic heating or cooling by on-off cycles of the…

Computational Physics · Physics 2016-10-05 Yang-Bin Ma , Nikola Novak , Jurij Koruza , Tongqing Yang , Karsten Albe , Bai-Xiang Xu

Excellent jet energy measurement is important at the International Linear Collider (ILC) because most of interesting physics processes decay into multi-jet final states. We employ a particle flow method to reconstruct particles, hence…

Binary oxide ferroelectrics like doped HfO2, compatible with complementary metal-oxide-semiconductor (CMOS) platforms, have gained significant interest for energy efficient, scalable, high-performance non-volatile memory and neuromorphic…

Materials Science · Physics 2024-10-15 Ella Paasio , Rikhard Ranta , Sayani Majumdar

In this report, we identify the origin of the temperature dependence of the surface energy gap in impurity-doped topological insulators. The gap at the Dirac point and its variation with temperature were studied by using angle-resolved…

Materials Science · Physics 2020-06-25 T Yilmaz , W Hines , S Alraddadi , J I Budnick , B Sinkovic

We investigate the effect of epitaxial strain on the electrocaloric effect (ECE) in BaTiO$_3$ by means of ab initio based molecular dynamics simulations. We show that tensile strain can be used to optimize the operation range for ferroic…

Materials Science · Physics 2016-10-12 Anna Grünebohm , Madhura Marathe , Claude Ederer

The need for higher power density in electrical machines require better cooling strategies. Spray cooling is a very promising and relatively simple technology to apply, but involves extremely complicated physics. In this paper, a quasi-3D…

Computational Engineering, Finance, and Science · Computer Science 2025-01-07 Christian Bergfried , Samaneh Abdi Qezeljeh , Ilia V. Roisman , Herbert De Gersem , Jeanette Hussong , Yvonne Späck-Leigsnering

The paper presents numerical results on an innovative concept of an efficient, site-specific cooling technology for microprocessor hot spots using Alternating Current Electrothermal Flow (ACET). ACET deploys an electrokinetic transport…

Applied Physics · Physics 2018-10-16 Golak Kunti , Jayabrata Dhar , Anandaroop Bhattacharya , Suman Chakraborty

Using Ba(Fe$_{0.975}$Co$_{0.025}$)$_2$As$_{2}$ as an exemplar material exhibiting second order electronic-nematic and antiferromagnetic transitions, we present measurements that reveal anomalies in the elastoresistance $\left(\frac{\partial…

Strongly Correlated Electrons · Physics 2019-03-27 Alexander T. Hristov , Matthias S. Ikeda , Johanna C. Palmstrom , Philip Walmsley , Ian R. Fisher

Non-volatile multivalued memory effects caused by magnetic fields, currents, and voltage pulses are studied in Nd_{0.65}Ca_{0.35}MnO_3 and (Nd_{1-y}Sm_{y})_{0.5}Sr_{0.5}MnO_3 (y=0.75) single crystals in the hysteretic region between…

Strongly Correlated Electrons · Physics 2009-11-11 H. Song , M. Tokunaga , S. Imamori , Y. Tokunaga , T. Tamegai

The effects of electronic correlations and orbital degeneracy on thermoelectric properties are studied within the context of multi-orbital Hubbard models on different lattices. We use dynamical mean field theory with iterative perturbation…

Strongly Correlated Electrons · Physics 2015-06-16 Mehdi Kargarian , Gregory A. Fiete

We examine three dense high-Z scintillating crystals for the $\mu \to e$ conversion experiment using the GEANT4 simulation toolkit. The full energy deposition, albedo, and longitudinal and lateral energy leakages for all crystal assemblies…

Instrumentation and Detectors · Physics 2012-12-19 Zafar Usubov

This work aims to present an analytical and numerical study of the magnetocaloric effects (MCE) providing realistic proposals about materials that should be chosen in the design of new refrigerator appliances around the room temperature.…

Materials Science · Physics 2017-12-05 A. Boubekri , M. Y. El Hafidi , M. El Hafidi

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…

Mesoscale and Nanoscale Physics · Physics 2017-10-09 Antonio Fornieri , Francesco Giazotto

A systematic theoretical study of thermoelectric effect and temperature-gradient-driven electrokinetic flow of electrolyte solutions in charged nanocapillaries is presented. The study is based on a semianalytical model developed by…

Fluid Dynamics · Physics 2023-09-14 Wenyao Zhang , Qiuwang Wang , Min Zeng , Cunlu Zhao

Coherent quantum oscillators are basic physical systems both in quantum statistical physics and quantum thermodynamics. Their realizations in lab often involve solid-state devices sensitive to changes in ambient temperature. We represent…

Quantum Physics · Physics 2019-08-13 Michal Kolář , Artem Ryabov , Radim Filip

We investigate the thermoelectric response of a coherent conductor in contact with a scanning probe. Coupling to the probe has the dual effect of allowing for the controlled local injection of heat currents into the system and of inducing…

Mesoscale and Nanoscale Physics · Physics 2022-06-06 Rafael Sánchez , Cosimo Gorini , Geneviève Fleury

The magneto-electric (ME) coupling on spin-wave resonances in single-crystal Cu2OSeO3 was studied by a novel technique using electron spin resonance combined with electric field modulation. An external electric field E induces a magnetic…

Strongly Correlated Electrons · Physics 2015-06-04 A. Maisuradze , A. Shengelaya , H. Berger , D. M. Djokić , H. Keller

The microchannel corner is a common inherent component of most planar microfluidic systems and thus its influence on the channel flow is of significant interest. Application of an alternating current electric field enables quantification of…

Fluid Dynamics · Physics 2014-12-08 Matan Zehavi , Alicia Boymelgreen , Gilad Yossifon