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Related papers: Strain Optimization for ReBCO High-Temperature Sup…

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We introduce a novel approach for the simultaneous optimization of plasma physics and coil engineering objectives using fixed-boundary equilibria that is computationally efficient and applicable to a broad range of vacuum and finite plasma…

Plasma Physics · Physics 2023-06-21 R. Jorge , A. Goodman , M. Landreman , J. Rodrigues , F. Wechsung

Development of REBCO cables that carry high electrical current in high magnetic field is crucial for future large-scale magnet applications. This experimental work presents the critical current measurements of two different REBCO cables by…

Superconductivity · Physics 2023-02-20 H. Yu , J. Lu , J. D. Weiss , D. C. van der Laan

Development of energy-efficient fast cycling accelerator magnets is critical for the next generation of proton rapid cycling synchrotrons (RCS) for neutrino research and booster accelerators of future muon colliders. We see a unique…

Many superconducting power applications contain REBCO coils. Superconducting motors are very interesting for mobile applications like aviation, thanks to their high power per unit weight. In order to reduce the inductance, multi-tape…

Superconductivity · Physics 2019-04-18 Enric Pardo , Francesco Grilli , Yingzhen Liu , Simon Wolftaedler , Thomas Reis

Refractory metals exhibit high strength at high temperature, but often lack ductility. Multiprinciple element alloys such as high entropy alloys offer the potential to improve ductility while maintaining strength, but we don't know…

Materials Science · Physics 2023-12-07 Vishnu Raghuraman , Saro San , Michael C. Gao , Michael Widom

Copper oxide high temperature superconductors universally exhibit multiple forms of electronically ordered phases that break the native translational symmetry of the CuO2 planes. The interplay between these orders and the superconducting…

Dynamics of coupled spin-torque oscillators can be exploited for non-Boolean information processing. However, the feasibility of coupling large number of STOs with energy-efficiency and sufficient robustness towards parameter-variation and…

Disordered Systems and Neural Networks · Physics 2013-09-16 Mrigank Sharad , Deliang Fan , Karthik Yogendra , Kaushik Roy

A new type of stellarator divertor is found. It has features of both a nonresonant divertor (A. Punjabi and A. H. Boozer, Phys. Plasmas 27, 012503 (2020)) as well as a resonant divertor. It has the outermost confining surface with sharp…

Plasma Physics · Physics 2024-03-06 Alkesh Punjabi , Allen H. Boozer

Designing photonic topological insulators is highly non-trivial because it requires inversion of band symmetries around the band gap, which was so far done using intuition combined with meticulous trial and error. Here we take a completely…

Mesoscale and Nanoscale Physics · Physics 2019-04-18 Rasmus E. Christiansen , Fengwen Wang , Ole Sigmund , Søren Stobbe

Indications of density-wave states in underdoped cuprates, coming from recent STM (scanning tunneling microscopy) and Hall-resistance measurements, have raised new concerns whether stripes could be stabilized in the superconducting phase of…

Strongly Correlated Electrons · Physics 2009-11-13 Manuela Capello , Marcin Raczkowski , Didier Poilblanc

Undulators are X-ray sources that are widely utilised in advanced synchrotron radiation sources and freeelectron laser facilities. Due to sustainability and energy efficiency, the development focuses on small-scale, high-field, and…

Accelerator Physics · Physics 2024-11-14 B. Krasch , F. Abusaif , T. Arndt , N. Glamann , A. Grau , R. Nast , D. Saez de Jauregui

RE-Ba-Cu-O (RE denotes rare earth elements) single-grain superconductors have garnered considerable attention owning to their ability to trap strong magnetic field and self-stability for maglev. Here, we employed a modified melt-growth…

Superconductivity · Physics 2025-05-19 Xiongfang Liu , Xuechun Wang , Jinyu He , Yixue Fu , Xinmao Yin , Chuanbing Cai , Yibing Zhang , Difan Zhou

We measured the spin-orbit torques (SOTs), current-induced switching, and domain wall (DW) motion in synthetic ferrimagnets consisting of Co/Tb layers with differing stacking order grown on a Pt underlayer. We find that the SOTs, magnetic…

Materials Science · Physics 2022-06-06 Mickey Martini , Can Onur Avci , Silvia Tacchi , Charles-Henri Lambert , Pietro Gambardella

We present a robust optimization algorithm for the design of electromagnetic coils that generate vacuum magnetic fields with nested flux surfaces and precise quasi-symmetry. The method is based on a bilevel optimization problem, where the…

Plasma Physics · Physics 2023-04-26 Andrew Giuliani , Florian Wechsung , Antoine Cerfon , Matt Landreman , Georg Stadler

We calculate the effects of doping nanostructuration and the patterning of thin films of high-temperature superconductors (HTS) with the aim of optimizing their functionality as sensing materials for resistive transition-edge bolometer…

Superconductivity · Physics 2024-12-25 J. C. Verde , A. S. Viz , M. M. Botana , C. Montero-Orille , M. V. Ramallo

Energy applications employing high-temperature superconductors (HTS), such as motors/generators, transformers, transmission lines and fault current limiters, are usually operated in the alternate current (AC) regime. In order to be…

Type-II Weyl semimetal candidate MoTe$_2$, which superconducts at T_c~0.1 K, is one of the promising candidates for realizing topological superconductivity. However, the exceedingly low $T_c$ is associated with a small upper critical field…

Superconductivity · Physics 2023-03-07 King Yau Yip , Siu Tung Lam , Kai Ham Yu , Wing Shing Chow , Jiayu Zeng , Kwing To Lai , Swee K. Goh

Elastic strain engineering utilizes stress to realize unusual material properties. For instance, strain can be used to enhance the electron mobility of a semiconductor, enabling more efficient solar cells and smaller, faster transistors. In…

We theoretically study the strain effects on the electronic properties of cobalt-based benzenehexathiol (CoBHT) coordination nanosheets using first-principles calculations. Two distinct crystal structures, high-density structure (HDS) and…

Materials Science · Physics 2025-10-07 Kento Nishigomi , Yu Yi , Souren Adhikary , Kazuhito Tsukagoshi , Katsunori Wakabayashi

Stacks of REBCO tapes can trap large amounts of magnetic fields and can stay magnetized for long periods of times. This makes them an interesting option for major engineering applications such as motors, generators and magnetic bearings.…

Applied Physics · Physics 2020-05-19 Anang Dadhich , Enric Pardo , Milan Kapolka