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Related papers: Mott materials: unsuccessful metals with a bright …

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Metal insulator transitions driven by local Coulomb interactions are among the most fascinating phenomena in condensed matter physics. They occur in a large variety of transition metal compounds. Most of these strongly correlated materials…

Strongly Correlated Electrons · Physics 2007-05-23 A. Liebsch

The temperature dependence of the Mott metal-insulator transition (MIT) is studied with a VO_2-based two-terminal device. When a constant voltage is applied to the device, an abrupt current jump is observed with temperature. With increasing…

Strongly Correlated Electrons · Physics 2015-06-25 Bong-Jun Kim , Yong Wook Lee , Byung-Gyu Chae , Sun Jin Yun , Soo-Young Oh , Young-Sik Lim , Hyun-Tak Kim

When electron-electron interaction dominates over other electronic energy scales, exotic, collective phenomena often emerge out of seemingly ordinary matter. The strongly correlated phenomena, such as quantum spin liquid and unconventional…

Quantum transitions between the Mott insulator and metals by controlling filling in two-dimensional square lattice are characterized by a large dynamical exponent $z=4$ where the origin of unusual metallic properties near the Mott insulator…

Strongly Correlated Electrons · Physics 2007-05-23 Masatoshi Imada , Fakher F. Assaad , Hirokazu Tsunetsugu , Yukitoshi Motome

An abrupt metal-insulator transition (MIT) was observed in VO2 thin films during the application of a switching voltage pulse to two-terminal devices. Any switching pulse over a threshold voltage for the MIT of 7.1 V enabled the device…

Strongly Correlated Electrons · Physics 2009-11-11 Byung-Gyu Chae , Hyun-Tak Kim , Doo-Hyeb Youn , Kwang-Yong Kang

Here we propose and analyze the behavior of a FET--like switching device, the Mott transition field effect transistor, operating on a novel principle, the Mott metal--insulator transition. The device has FET-like characteristics with a low…

Condensed Matter · Physics 2009-10-28 C. Zhou , D. M. Newns , J. A. Misewich , P. C. Pattnaik

Light-manipulation of correlated electronic phases in solids offers the tantalizing prospect of realizing electronic devices operating at the ultrafast time-scale. In this context, the experimental realization of non-equilibrium transitions…

Strongly Correlated Electrons · Physics 2021-04-09 Francesco Grandi , Martin Eckstein

Electric field-induced giant resistive switching triggered by insulator-to-metal transition (IMT) is one of the promising approaches for developing a new class of electronics often referred to as Mottronics. Achieving this resistive…

September 30, 2015 marks the 110th anniversary of the birth of the famous English physicist N. F. Mott. This article is dedicated to his memory. Here we consider the problem of metal-insulator transition. It is shown that the Mott criterion…

Strongly Correlated Electrons · Physics 2014-11-25 Alexander Pergament , Genrikh Stefanovich , Nadezhda Markova

$VO_2$ undergoes the insulator-metal transition (IMT) and monoclinic-rutile structural phase transition (SPT) near $67^oC$. The IMT switching has many applications. However, there is an unresolved issue whether the IMT is a Mott transition…

Strongly Correlated Electrons · Physics 2021-01-18 Chang-Yong Kim , Tetiana Slusar , Jinchul Cho , Hyun-Tak Kim

A heterojunction Mott field effect transistor (FET) is proposed that consists of an epitaxial channel material that exhibits an electron-correlation-induced Mott metal-to-insulator transition. The Mott material is remotely (modulation)…

Materials Science · Physics 2011-10-20 Junwoo Son , Siddharth Rajan , Susanne Stemmer , S. James Allen

The discovery of new mechanisms of controlling magnetic properties by electric fields or currents furthers the fundamental understanding of magnetism and has important implications for practical use. Here, we present a novel approach of…

Materials Science · Physics 2023-08-21 Pavel Salev , Iana Volvach , Dayne Sasaki , Pavel Lapa , Yayoi Takamura , Vitaliy Lomakin , Ivan K Schuller

Mott metal-insulator transitions possess electronic, magnetic, and structural degrees of freedom promising next generation energy-efficient electronics. We report a previously unknown, hierarchically ordered state during a Mott transition…

V2O3 is the prototype system for the Mott transition, one of the most fundamental phenomena of electronic correlation. Temperature, doping or pressure induce a metal to insulator transition (MIT) between a paramagnetic metal (PM) and a…

Controlling the Mott transition through strain engineering is crucial for advancing the development and application of memristive and neuromorphic computing devices. Yet, Mott insulators are heterogeneous due to intrinsic phase boundaries…

Materials Science · Physics 2024-07-02 Ziming Shao , Aileen Luo , Eti Barazani , Tao Zhou , Zhonghou Cai , Martin V. Holt , Yoav Kalcheim , Andrej Singer

Achieving fundamental understanding of insulator-to-metal transitions (IMTs) in strongly correlated systems and their persistent and reversible control via nonequilibrium drive are prime targets of current condensed matter research.…

Strongly Correlated Electrons · Physics 2022-11-29 K. S. Rabinovich , A. N. Yaresko , R. D. Dawson , M. J. Krautloher , T. Priessnitz , Y. -L. Mathis , B. Keimer , A. V. Boris

Mott insulators provide stable quantum states and long coherence times to due to small number fluctuations, making them good candidates for quantum memory and atomic circuits. We propose a proof-of-principle for a 1D Mott switch using an…

Quantum Gases · Physics 2018-05-15 Marie A. McLain , Lincoln D. Carr

Application of an electric stimulus to a material with a metal-insulator transition can trigger a large resistance change. Resistive switching from an insulating into a metallic phase, which typically occurs by the formation of conducting…

Since the beginnings of the electronic age, a quest for ever faster and smaller switches has been initiated, since this element is ubiquitous and foundational in any electronic circuit to regulate the flow of current. Mott insulators are…

Ferroelectrics offer a promising materials platform to realize energy-efficient non-volatile memory technology with the FeFET-based implementations being one of the most area-efficient ferroelectric memory architectures. However, the FeFET…

Systems and Control · Electrical Eng. & Systems 2021-08-30 Jaykumar Vaidya , R S Surya Kanthi , Shamiul Alam , Nazmul Amin , Ahmedullah Aziz , Nikhil Shukla