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This letter presents experiments on junctions fabricated by a new technique that enables the use of high quality aluminum oxide tunnel barriers with normal metal electrodes at low temperatures. Inverse proximity effect is applied to…

Mesoscale and Nanoscale Physics · Physics 2013-03-27 J. V. Koski , J. T. Peltonen , M. Meschke , J. P. Pekola

This letter proposes a decentralized local gain condition (LGC) to guarantee oscillation damping in inverter-based resource (IBR)-dominated power systems. The LGC constrains the dynamic gain between each IBR and the network at its point of…

Systems and Control · Electrical Eng. & Systems 2026-01-30 Xiang Zhu , Xiuqiang He , Hongyang Qing , Hua Geng

We consider a ring of strongly interacting electrons connected to two external leads by tunnel junctions. By studying the positions of conductance resonances as a function of gate voltage and magnetic flux the interaction parameter $g$ can…

Mesoscale and Nanoscale Physics · Physics 2009-10-30 Jari M. Kinaret , Mats Jonson , Robert I. Shekhter , Sebastian Eggert

The International Linear Collider (ILC) is a 200-500 GeV center-of-mass high-luminosity linear electron-positron collider, based on 1.3 GHz superconducting radio-frequency (SCRF) accelerating cavities. The ILC has a total footprint of about…

Accelerator Physics · Physics 2007-12-18 Nan Phinney , Nobukasu Toge , Nicholas Walker

A detailed model of the High Luminosity LHC inner triplet region with new large-aperture Nb3Sn magnets, field maps, corrector packages, and segmented tungsten inner absorbers was built and implemented into the FLUKA and MARS15 codes. In the…

Accelerator Physics · Physics 2015-02-02 N. V. Mokhov , I. L. Rakhno , S. I. Striganov , I. S. Tropin , F. Cerutti , L. Esposito , A. Lechner

In this paper, a novel optimization model for joint beamforming and power control in the downlink (DL) of a cell-free massive MIMO (CFmMIMO) system is presented. The objective of the proposed optimization model is to minimize the maximum…

Information Theory · Computer Science 2021-07-23 Mohamed Elwekeil , Alessio Zappone , Stefano Buzzi

We consider a lateral double-dot system in the Coulomb blockade regime with a single spin-1/2 on each dot, mutually coupled by an anti-ferromagnetic exchange interaction. Each of the two dots is contacted by two leads. We demonstrate that…

Strongly Correlated Electrons · Physics 2007-08-06 V. Koerting , P. Wölfle , J. Paaske

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

This paper proposes a joint transmitter-receiver design to minimize the weighted sum power under the post-processing signal-to-interference-and-noise ratio (post-SINR) constraints for all subchannels. Simulation results demonstrate that the…

Information Theory · Computer Science 2009-09-29 P. Ma , W. Wang , X. Zhao , K. Zheng

Light scalar top quarks with a small mass difference with respect to the neutralino mass are of particular cosmological interest. This study uses an Iterative Discriminant Analysis method to optimize the expected selection efficiency at a…

High Energy Physics - Phenomenology · Physics 2008-11-26 A. Sopczak , A. Finch , A. Freitas , C. Milstene , M. Schmitt

A general approach allowing to construct the magnetization distributions of arbitrary topological charge in small exchange-dominated cylindrical ferromagnetic particles is presented. The exchange energy functional is minimized by these…

Mesoscale and Nanoscale Physics · Physics 2007-05-23 Konstantin L. Metlov

The performance and efficiency of distributed machine learning (ML) depends significantly on how long it takes for nodes to exchange state changes. Overly-aggressive attempts to reduce communication often sacrifice final model accuracy and…

Machine Learning · Computer Science 2018-02-22 Hyeontaek Lim , David G. Andersen , Michael Kaminsky

The use of a thin mixed layer consisting of an inert diluent material and a light emitting material between the hole-transport layer and electron-transport layer of organic light-emitting diodes leads to an increase in the external quantum…

Soft Condensed Matter · Physics 2011-07-15 S. H. Mohan , K. Garre , N. Bhandari , M. Cahay

The purpose of this contribution is to give an outlook of recent results connected with deuteron physics, with electromagnetic and strong interacting probes at intermediate energy. Special attention will be devoted to polarization…

Nuclear Theory · Physics 2007-05-23 Egle Tomasi-Gustafsson , Michail P. Rekalo

In a collider final focus (FF) system chromaticity generated by FF quadrupoles is compensated by sextupole pairs with -I map in between to cancel geometrical aberrations. However, it works perfectly only for zero-length sextupole kicks; for…

Accelerator Physics · Physics 2009-09-29 A. Bogomyagkov , S. Glukhov , E. Levichev , P. Piminov

Combined analyses at the Large Hadron Collider and at the International Linear Collider are important to reveal precisely the new physics model as, for instance, supersymmetry. Examples are presented where ILC results as input for LHC…

High Energy Physics - Phenomenology · Physics 2008-11-26 Gudrid Moortgat-Pick

The goal of this study is to evaluate the impact of the latest ILC beam parameters at the Interaction Point (IP), as specified in the 2013 ILC Technical Design Report (TDR), on beam losses in the extraction line. The previous beam loss…

Accelerator Physics · Physics 2014-04-02 Eduardo Marin , Yuri Nosochkov

Ab initio quantum chemistry calculations are performed for the mixed alkali triatomic system. Global minima of the ground and first excited doublet states of the trimer are found and Born-Oppenheimer potential energy surfaces of the Li atom…

Chemical Physics · Physics 2018-03-14 Patryk Jasik , Tymon Kilich , Jan Kozicki , Józef E. Sienkiewicz

Short nanopores have various applications in biosensing, desalination, and energy conversion. Here, the modulation of charged exterior surfaces on ionic transport is investigated through simulations with sub-200 nm long nanopores under…

Soft Condensed Matter · Physics 2024-02-08 Long Ma , Zhe Liu , Jia Man , Jianyong Li , Zuzanna S. Siwy , Yinghua Qiu

The International Linear Collider is now proposed with a staged machine design, with the first stage at $\sqrt{s}=250$ GeV and an integrated luminosity goal of 2 ab${}^{-1}$. One of the questions for the machine design is the importance of…

High Energy Physics - Phenomenology · Physics 2018-11-14 Jürgen Reuter