Quantum anomalous hall effect 2013
WebJan 26, 2013 · Quantum anomalous Hall effect (QAHE) is a fundamental transport phenomenon in the field of condensed-matter physics. Without external magnetic field, … WebThe discovery of the quantum Hall (QH) effect led to the realization of a topological electronic state with dissipationless currents circulating in one directi 掌桥科研 一站式科研服务平台
Quantum anomalous hall effect 2013
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WebThe quantum anomalous Hall effect is defined as a quantized Hall effect realized in a system without an external magnetic field. The quantum anomalous Hall effect is a novel manifestation of topological structure in many-electron systems and may have potential applications in future electronic devices. In recent years, the quantum anomalous Hall … WebMay 28, 2016 · The quantized version of the anomalous Hall effect has been predicted to occur in magnetic topological insulators, but the experimental realization has been …
WebXue Qikun (Chinese: 薛其坤; born December 1963) is a Chinese physicist.He is a professor of Tsinghua University, Beijing.He has done much work in Condensed Matter Physics, …
WebAbout. Condensed-matter physicist and Software Engineer. My research interests in condensed matter physics includes: ♦ Magneto-transport in topological insulator structures; quantum interference ... WebApr 19, 2016 · The quantum anomalous Hall effect (QAHE) is a quantized Hall effect that occurs at zero magnetic field. Its mechanism and properties are different from those of conventional quantum Hall effects ...
WebApr 3, 2024 · Such metals would have a dramatically larger part of the Fermi surface bearing topological phenomena, and thus have potential for more unusual properties such as 3D quantum anomalous Hall effect, [5, 14] tunable Weyl points , and “drumhead” surface states that are argued to provide a route to higher temperature superconductivity.
WebThe presence of a giant AH effect in an apparent insulator is reminiscent of a ferromagnetic topological insulator approaching a Chern insulator state (24–26), where it would exhibit a quantum AH (QAH) effect: longitudinal resistivity ρ xx approaches zero and Hall resistivity ρ yx is quantized to h/Ce 2 (27, 28), where h is Planck’s constant, e is the electron charge, … bvms newsWebOct 9, 2013 · Our findings provide new scheme for the realization of quantum anomalous Hall effect and platform for electrically controllable topological states ... Science 340, 167 (2013). Article ADS ... cewe ltd southendWebApr 30, 2024 · The QHE induced by spontaneous magnetization in such insulators is called quantum anomalous Hall effect (QAHE), ... In 2013, the QAHE with quantized Hall conductance of e 2 /h was experimentally observed in thin films of chromium-doped (Bi, Sb) 2 Te 3 with the temperature down to 30 mK . cewell ongcWebQuantum Anomalous Hall Effect in a Magnetic Topological Insulator Cui-Zu Chang, 1,2* Jinsong Zhang,1* Xiao Feng, * Jie Shen,2* Zuocheng Zhang,1 Minghua Guo,1 Kang Li, … cewe mariageWebSep 26, 2024 · The system thus exhibits the anomalous quantum Hall effect associated with the nontrivial geometric phase, which is presumably tunable through the choice of … cewe meaningWebSep 26, 2024 · The system thus exhibits the anomalous quantum Hall effect associated with the nontrivial geometric phase, which is presumably tunable through the choice of parameters at hand. We report the topological properties, ... Science 2013, 340, 167–170. [Google Scholar] ... cewe media marktWebFeb 28, 2024 · The quantum anomalous Hall (QAH) effect refers to QH effects that occur in the absence of external magnetic fields due to spontaneously broken time-reversal symmetry. The QAH effect has now been realized in four different classes of two-dimensional materials: (i) thin films of magnetically (Cr- and/or V-) doped topological … bvm syndicus