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Related papers: Physics-Based Modeling and Validation of 2D Schott…

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Although many prototype devices based on two-dimensional (2D) MoS2 have been fabricated and wafer scale growth of 2D MoS2 has been realized, the fundamental nature of 2D MoS2-metal contacts has not been well understood yet. We provide a…

Mesoscale and Nanoscale Physics · Physics 2015-07-03 Hongxia Zhong , Zeyuan Ni , Yangyang Wang , Meng Ye , Zhigang Song , Yuanyuan Pan , Ruge Quhe , Jinbo Yang , Li Yang , Junjie Shi , Jing Lu

Inspired by experimental observations related to electrolyte-gated transistors (EGTs) where non-ideals behaviors are shown and not described by just one theoretical model, we proposed a charge carriers transport model able to describe the…

Applied Physics · Physics 2022-11-18 Marcos Luginieski , Marlus Koehler , Jose P. M. Serbena , Keli F. Seidel

The electronic transport properties of heavy-fermion systems were calculated based on a semiphenomenological approach to the lattice non-crossing approximation in the limit of infinite local correlations augmented by crystal-field effects.…

Strongly Correlated Electrons · Physics 2008-02-03 M. Huth , F. B. Anders

We investigate the time an electronic excitation travels in a supermolecular setup using a measurement process in an open quantum-system framework. The approach is based on the stochastic Schr\"odinger equation and uses a Hamiltonian from…

Materials Science · Physics 2013-12-09 Dirk Hofmann , Heiko Appel , Massimiliano Di Ventra , Stephan Kümmel

Semiconducting MoTe2 is one of the few two-dimensional (2D) materials with a moderate band gap, similar to silicon. However, this material remains under-explored for 2D electronics due to ambient instability and predominantly p-type Fermi…

The two-dimensional electron liquid, at the (001) interface between band insulators {L}a{A}l{O}$_3$ and {S}r{T}i{O}$_3$, undergoes Lifshitz transition as the interface is doped with carriers. At a critical carrier density, two new orbitals…

Strongly Correlated Electrons · Physics 2016-10-11 S. Nandy , N. Mohanta , S. Acharya , A. Taraphder

In this paper, we report an alternative approach of implementing a Schottky collector bipolar transistor without doping the ultrathin SOI film. Using different metal work function electrodes, the electrons and holes are induced in an…

Mesoscale and Nanoscale Physics · Physics 2013-08-21 Kanika Nadda , M. Jagadesh Kumar

Controlling the insulator-to-2D-metal transition is a promising key to overcome the scaling problem that silicon-based electronic devices will face in the near future. In this context, we examine the channel formation of SrTiO3-based…

Strongly Correlated Electrons · Physics 2017-02-06 Alejandro Schulman , Ai Kitoh , Pablo Stoliar , Isao H. Inoue

Dissipationless charge transport is one of the defining properties of superconductors (SC). The interplay between dimensionality and disorder in determining the onset of dissipation in SCs remains an open theoretical and experimental…

Mesoscale and Nanoscale Physics · Physics 2020-04-27 A. Benyamini , E. J. Telford , D. M. Kennes , D. Wang , A. Williams , K. Watanabe , T. Taniguchi , J. Hone , C. R. Dean , A. J. Millis , A. N. Pasupathy

We develop a phase-space ab-initio formalism to compute Ballistic Electron Emission Spectroscopy current-voltage I(V)'s in a metal-semiconductor interface. We consider injection of electrons into the conduction band for direct bias ($V>0$)…

Materials Science · Physics 2022-10-21 Andrea Gerbi , Renato Buzio , Cesar Gonzalez , Fernando Flores , Pedro L. de andres

Quantum transport measurements are performed in gate-defined, high-quality, two-dimensional hole and electron systems in an undoped InSb quantum well. For both polarities, the carrier systems show tunable spin-orbit interaction as extracted…

We address the problem of quantum transport in a nanometre sized two-terminal ZnO device subject to an external strain. The two junctions formed between the electrodes and the ZnO are generally taken as Ohmic and Schottky type,…

Mesoscale and Nanoscale Physics · Physics 2023-07-19 Leisheng Jin , Lijie Li

The integration of the spin degree of freedom in charge-based electronic devices has revolutionised both sensing and memory capability in microelectronics. Further development in spintronic devices requires electrical manipulation of spin…

Mesoscale and Nanoscale Physics · Physics 2016-11-15 Wenjing Yan , Oihana Txoperena , Roger Llopis , Hanan Dery , Luis E. Hueso , Fèlix Casanova

We exploit scanning probe controlled domain patterning in a ferroelectric top layer to induce nonvolatile modulation of the conduction characteristic of monolayer MoS$_2$ between a transistor and a junction state. In the presence of a…

Mesoscale and Nanoscale Physics · Physics 2017-06-12 Zhiyong Xiao , Jingfeng Song , David K. Ferry , Stephen Ducharme , Xia Hong

We study the thermoelectric effect of two-dimensional metals on a square lattice within semiclassical Boltzmann transport theory with particular focus on electron-electron scattering. We compute the electrical conductivity and the Seebeck…

Strongly Correlated Electrons · Physics 2013-09-17 Jonathan M. Buhmann , Manfred Sigrist

Ferroelectric polar displacements have recently been observed in conducting electron-doped BaTiO3. The co-existence of a ferroelectric phase and conductivity opens the door to new functionalities which may provide a unique route for novel…

Materials Science · Physics 2014-06-06 Xiaohui Liu , Yong Wang , J. D. Burton , Evgeny Y. Tsymbal

We fabricate electric double-layer field-effect transistor (EDL-FET) devices on mechanically exfoliated few-layer graphene. We exploit the large capacitance of a polymeric electrolyte to study the transport properties of three, four and…

Mesoscale and Nanoscale Physics · Physics 2017-01-11 E. Piatti , S. Galasso , M. Tortello , J. R. Nair , C. Gerbaldi , D. Daghero , M. Bruna , S. Borini , R. S. Gonnelli

Electrostatic carrier doping using a field-effect-transistor structure is an intriguing approach to explore electronic phases by critical control of carrier concentration. We demonstrate the reversible control of the insulator-metal…

Materials Science · Physics 2015-05-13 H. Nakamura , H. Tomita , H. Akimoto , R. Matsumura , I. H. Inoue , T. Hasegawa , K. Kono , Y. Tokura , H. Takagi

We suggest a consistent microscopic theory of spin injection from a ferromagnet (FM) into a semiconductor (S). It describes tunneling and emission of electrons through modified FM-S Schottky barrier with an ultrathin heavily doped…

Materials Science · Physics 2009-11-10 V. V. Osipov , A. M. Bratkovsky

We present the results on the anomalous 2D transport behavior by employing Drude-Boltzmann transport theory and taking into account the realistic charge impurity scattering effects. Our results show quantitative agreement with the existing…

Strongly Correlated Electrons · Physics 2009-10-31 S. Das Sarma , E. H. Hwang , Igor Zutic
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