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Related papers: Carbon Based Resistive Memory

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We investigate the operational characteristics of a nanorelay based on a conducting carbon nanotube placed on a terrace in a silicon substrate. The nanorelay is a three terminal device that acts as a switch in the GHz regime. Potential…

Mesoscale and Nanoscale Physics · Physics 2009-11-07 J. M. Kinaret , T. Nord , S. Viefers

Synaptic devices with linear high-speed switching can accelerate learning in artificial neural networks (ANNs) embodied in hardware. Conventional resistive memories however suffer from high write noise and asymmetric conductance tuning,…

The same as in microprocessor fabrication, nonvolatile memory devices are facing the problem in device size scaling down, such as large leakage current density. High-k materials are considered to solve it. However, simply replacing low-k to…

Mesoscale and Nanoscale Physics · Physics 2015-08-20 Jian Cui

Carbon-based materials have attracted great attention due to their exceptional structural diversity and wide-ranging applications. Recently, a new two-dimensional carbon allotrope, named pentagraphene (PG), was proposed. In this study, we…

We studied the resistive memory switching in pulsed laser deposited amorphous LaHoO3 (LHO) thin films for non-volatile resistive random access memory (RRAM) applications. Nonpolar resistive switching (RS) was achieved in PtLHOPt memory…

Materials Science · Physics 2015-09-30 Yogesh Sharma , Shojan Pavunny , Esteban Fachini , James Scott , Ram Katiyar

We show that carbon nanotube transistors operate as unconventional "Schottky barrier transistors", in which transistor action occurs primarily by varying the contact resistance rather than the channel conductance. Transistor characteristics…

Materials Science · Physics 2016-08-31 S. Heinze , J. Tersoff , R. Martel , V. Derycke , J. Appenzeller , Ph. Avouris

Nonvolatile resistive-switching (RS) memories promise to revolutionize hardware architectures with in-memory computing. Recently, ion-interclation materials have attracted increasing attention as potential RS materials for their…

Chemical Physics · Physics 2022-08-02 Huanhuan Tian , Martin Z. Bazant

Resistive switching memories allow electrical control of the conductivity of a material, by inducing a high resistance (OFF) or a low resistance (ON) state, using electrochemical and ion transport processes. As alternative to high…

Applied Physics · Physics 2020-04-27 Beatriz Martín-García , Davide Spirito , Roman Krahne , Iwan Moreels

Carbon materials are excellent candidates for photovoltaic solar cells: they are Earth-abundant, possess high optical absorption, and superior thermal and photostability. Here we report on solar cells with active layers made solely of…

Time-dependent fields are a valuable tool to control fundamental quantum phenomena in highly coherent low dimensional electron systems. Carbon nanotubes and graphene are a promising ground for these studies. Here we offer a brief overview…

Mesoscale and Nanoscale Physics · Physics 2009-07-28 L. E. F. Foa Torres , G. Cuniberti

We demonstrate theoretically the feasibility of selective self-excitation of higher-mode flexural vibrations of graphene nano-ribbons and carbon nanotubes by the means of magnetomotive instability. Apart from the mechanical resonator, the…

Mesoscale and Nanoscale Physics · Physics 2013-10-04 Anders Nordenfelt

In recent years, many new materials have been developed and prepared to improve the performance of light-harvesting technologies and to develop new and attractive applications. The problem of stability of long-term operation of various…

Applied Physics · Physics 2023-09-28 O. Y. Semchuk , T. Gatti , S. Osella

Allotropes of carbon, including one-dimensional carbon nanotubes and two-dimensional graphene sheets, continue to draw attention as promising platforms for probing the physics of electrons in lower dimensions. Recent research has shown that…

Mesoscale and Nanoscale Physics · Physics 2020-05-20 Benedetta Flebus , Allan H. MacDonald

We study a versatile structurally favorable periodic $sp^2$-bonded carbon atomic planar sheet with $C_{4v}$ symmetry by means of the first-principles calculations. This carbon allotrope is composed of carbon octagons and squares with two…

Materials Science · Physics 2012-11-12 Xian-Lei Sheng , Hui-Juan Cui , Fei Ye , Qing-Bo Yan , Qing-Rong Zheng , Gang Su

Carbon nanotubes have emerged as a possible new material for electronic applications. They show promising characteristics for transistors as well as for interconnects. Here we review their basic properties and focus on the status of…

Materials Science · Physics 2007-05-23 Franz Kreupl , Andrew P. Graham , Maik Liebau , Georg S. Duesberg , Robert Seidel , Eugen Unger

Non-volatile Memory (NVM) technologies present a promising alternative to traditional volatile memories such as SRAM and DRAM. Due to the limited availability of real NVM devices, simulators play a crucial role in architectural exploration…

The rapid outbreaks of lethal viruses necessitate the development of novel antiviral substance. Besides the conventional antiviral substances, biocompatible nanomaterials also have significant potential in combating the virus at various…

Materials Science · Physics 2021-01-01 Joydip Sengupta , Chaudhery Mustansar Hussain

Resistive memory based on 2D WS2, MoS2, and h-BN materials has been studied, including experiments and simulations. The influences with different active layer thicknesses have been discussed, including experiments and simulations. The…

Materials Science · Physics 2023-10-03 Ying-Chuan Chen , Yu-Ting Chao , Edward Chen , Chao-Hsin Wu , Yuh-Renn Wu

As the fourth most abundant element in the universe, carbon plays an important role in the physical and chemical evolution of the interstellar medium. Due to its unique property to form three different types of chemical bonds through sp^1,…

Astrophysics of Galaxies · Physics 2018-10-17 X. H. Chen , Z. C. Xiao , Aigen Li , J. X. Zhong

This paper presents a novel resistive-only Binary and Ternary Content Addressable Memory (B/TCAM) cell that consists of two Complementary Resistive Switches (CRSs). The operation of such a cell relies on a logic$\rightarrow$ON state…