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Single-electron transistors would represent an approach for less power consuming microelectronic devices if room-temperature operation and industry-compatible fabrication were possible. We present a concept based on stripes of small,…

Materials Science · Physics 2017-07-18 Svenja Willing , Hauke Lehmann , Mirjam Volkmann , Christian Klinke

We propose a simple model of a nanoswitch as a memory resistor. The resistance of the nanoswitch is determined by electron tunneling through a nanoparticle diffusing around one or more potential minima located between the electrodes in the…

Mesoscale and Nanoscale Physics · Physics 2013-04-17 Sergey E. Savel'ev , Fabio Marchesoni , Alexander M. Bratkovsky

Due to stringent thermal budgets in cryogenic technologies such as superconducting quantum computers and sensors, minimizing the energy dissipation and power consumption of cryogenic electronic components is pivotal for large-scale devices.…

Nanometallic devices based on amorphous insulator-metal thin films are developed to provide a novel non-volatile resistance-switching random-access memory (RRAM). In these devices, data recording is controlled by a bipolar voltage, which…

Materials Science · Physics 2014-12-08 Xiang Yang

GaAs was central to the development of quantum devices but is rarely used for nanowire-based quantum devices with InAs, InSb and SiGe instead taking the leading role. p-type GaAs nanowires offer a path to studying strongly-confined 0D and…

Mesoscale and Nanoscale Physics · Physics 2017-04-14 A. R. Ullah , J. G. Gluschke , P. Krogstrup , C. B. Sørensen , J. Nygård , A. P. Micolich

Difficulties in obtaining high-performance p-type transistors and gate insulator charge-trapping effects present two major challenges for III-V complementary metal-oxide semiconductor (CMOS) electronics. We report a p-GaAs nanowire…

Mesoscale and Nanoscale Physics · Physics 2018-09-28 A. R. Ullah , F. Meyer , J. G. Gluschke , S. Naureen , P. Caroff , P. Krogstrup , J. Nygard , A. P. Micolich

Nanomechanical systems offer a versatile platform for both fundamental science and industrial applications. Resonating vibration has been demonstrated to enable an ultrasensitive detection of various physical quantities, with emerging…

We consider nanowires in the field effect transistor device configuration. Modeling each nanowire as a one dimensional lattice with random site potentials, we study the heat exchanges between the nanowire electrons and the substrate…

Mesoscale and Nanoscale Physics · Physics 2015-07-28 Riccardo Bosisio , Cosimo Gorini , Geneviève Fleury , Jean-Louis Pichard

We study field-effect transistors realized from VO2 nanobeams with HfO2 as the gate dielectric. When heated up from low to high temperatures, VO2 undergoes an insulator-to-metal transition. We observe a change in conductance (~ 6 percent)…

Strongly Correlated Electrons · Physics 2011-09-30 Shamashis Sengupta , Kevin Wang , Kai Liu , Ajay K. Bhat , Sajal Dhara , Junqiao Wu , Mandar M. Deshmukh

Gate-all-around nanowire transistor, due to its extremely tight electrostatic control and vertical integration capability, is a highly promising candidate for sub-5 nm technology node. In particular, the junctionless nanowire transistors…

Semiconductor nanowires are the building blocks of many nanoscale electrical and neuromorphic circuits. Here, we demonstrate a simple arrangement wherein an ethanol-adsorbed ZnO single nanowire, deposited between gold electrodes using…

Applied Physics · Physics 2020-04-15 Justin Derickson , Benjamin Kerr Barnes , Kausik S Das

We propose and analyze a novel dual-gate Spin Field Effect Transistor (SpinFET) with half-metallic ferromagnetic source and drain contacts. The transistor has two gate pads that can be biased independently. It can be switched ON or OFF with…

Mesoscale and Nanoscale Physics · Physics 2009-11-13 J. Wan , M. Cahay , S. Bandyopadhyay

We report direct measurements of the potential barriers and electronic coupling between nanowire segments within a sketch-based oxide nanotransistor (SketchFET) device. Near room temperature, switching is governed by thermally activation…

Mesoscale and Nanoscale Physics · Physics 2010-09-14 Cheng Cen , Daniela Bogorin , Jeremy Levy

Dynamic control of conductivity and optical properties via atomic structure changes is of tremendous technological importance in information storage. Energy consumption considerations provide a driving force toward employing thin materials…

Materials Science · Physics 2016-02-16 Yao Li , Karel-Alexander N. Duerloo , Kerry Wauson , Evan J. Reed

The recent progress in nanosheet transistors has established two-dimensional (2D) semiconductors as viable candidates for future ultra-scaled electronic devices. Next to reducing contact resistance, identifying good gate dielectrics is a…

Beyond-Moore computing technologies are expected to provide a sustainable alternative to the von Neumann approach not only due to their down-scaling potential but also via exploiting device-level functional complexity at the lowest possible…

Mesoscale and Nanoscale Physics · Physics 2024-08-21 S. W. Schmid , L. Pósa , T. N. Török , B. Sánta , Z. Pollner , G. Molnár , Y. Horst , J. Volk , J. Leuthold , A. Halbritter , M. Csontos

We have fabricated crystalline nanowires of VO_2 using a new synthetic method. A nanowire synthesized at 650^oC shows the semiconducting behavior and a nanowire at 670^oC exhibits the first-order metal-insulator transition which is not the…

Strongly Correlated Electrons · Physics 2015-06-25 Sungyoul Choi , Bong-Jun Kim , Yong-Wook Lee , Sun Jin Yun , Hyun-Tak Kim

We have performed numerical modeling of dual-gate ballistic n-MOSFET's with channel length of the order of 10 nm, including the effects of quantum tunneling along the channel and through the gate oxide. Our analysis includes a…

Mesoscale and Nanoscale Physics · Physics 2009-10-31 Y. Naveh , K. K. Likharev

Magnonics is a rapidly growing field, attracting much attention for its potential applications in data transport and processing. Many individual magnonic devices have been proposed and realized in laboratories. However, an integrated…

Mesoscale and Nanoscale Physics · Physics 2023-12-01 Xu Ge , Roman Verba , Philipp Pirro , Andrii V. Chumak , Qi Wang

A key task in the emerging field of bioelectronics is the transduction between ionic/protonic and electronic signals at high fidelity. This is a considerable challenge since the two carrier types exhibit intrinsically different physics and…