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Related papers: Metal/organic/metal bistable memory devices

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Neurons with internal memory have been proposed for biological and bio-inspired neural networks, adding interesting functionality. We propose and model a nanoscale optoelectronic neural node with charge-based time-limited memory and signal…

Applied Physics · Physics 2023-09-22 David Winge , Magnus Borgström , Erik Lind , Anders Mikkelsen

The prospect of efficient solid state refrigeration at room temperature is driving research into magnetic cooling engine design and magnetic phase transition-based refrigerants. In this Viewpoint an Ashby-style map of magnetic refrigerant…

Materials Science · Physics 2012-10-02 Karl G. Sandeman

Progress in (Ga,Mn)As lithography has recently allowed us to realize structures where unique magnetic anisotropy properties can be imposed locally in various regions of a given device. We make use of this technology to fabricate a device in…

Mesoscale and Nanoscale Physics · Physics 2015-06-25 K. Pappert , S. Hümpfner , C. Gould , J. Wenisch , K. Brunner , G. Schmidt , L. W. Molenkamp

Multifunctional lattice materials are of great interest to modern engineering including aerospace, robotics, wave control, and sensing. In this work, we proposed and developed a new class of functional lattice materials called liquid metal…

Materials Science · Physics 2019-12-10 Fanghang Deng , Quang-Kha Nguyen , Pu Zhang

We simulate the electronic and transport properties of metal/two-dimensional material/metal vertical heterostructures, with a focus on graphene, hexagonal boron nitride and two phases of molybdenum diselenide. Using density functional…

Mesoscale and Nanoscale Physics · Physics 2025-02-06 Gaëlle Bigeard , Zineb Kerrami , François Triozon , Alessandro Cresti

Synaptic plasticity, the dynamic tuning of signal transmission strength between neurons, serves as a fundamental basis for memory and learning in biological organisms. This adaptive nature of synapses is considered one of the key features…

Mesoscale and Nanoscale Physics · Physics 2024-11-11 Yechan Noh , Alex Smolyanitsky

Abstract: Bionic learning with fused sensing, memory and processing functions outperforms artificial neural networks running on silicon chips in terms of efficiency and footprint. However, digital hardware implementation of bionic learning…

Emerging Technologies · Computer Science 2022-02-22 Shijie Wang , Xi Chen , Chao Zhao , Yuxin Kong , Baojun Lin , Yongyi Wu , Zhaozhao Bi , Ziyi Xuan , Tao Li , Yuxiang Li , Wei Zhang , En Ma , Zhongrui Wang , Wei Ma

Most applications of memory effects in disordered optical media, such as the tilt-tilt and shift-shift spatial correlations, have focused on imaging through and inside biological tissues. Here we put forward a metamaterial platform not only…

Optics · Physics 2018-11-15 Tiago J. Arruda , Alexandre S. Martinez , Felipe A. Pinheiro

Atomic-scale magnetic nanostructures are promising candidates for future information processing devices. Utilizing external electric field to manipulate their magnetic properties is an especially thrilling project. Here, by careful…

Materials Science · Physics 2015-08-18 Wanjiao Zhu , Hang-Chen Ding , Wen-Yi Tong , Shi-Jing Gong , Xiangang Wan , Chun-Gang Duan

First-principles studies of two-dimensional transition metal dichalcogenides have contributed considerably to the understanding of their dielectric, optical, elastic, and vibrational properties. The majority of works to date focus on a…

Organic electronics is very promising due to the flexibility, modifiability as well as variety of the available organic molecules. Efforts are going on to use organic materials for the realization of memory devices. In this regard resistive…

Applied Physics · Physics 2020-05-05 Bapi Dey , Surajit Sarkar , Hritinava Banik , Syed Arshad Hussain

We model the nonlinear response of a silica toroid microcavity using coupled mode theory and a finite element method, and successfully obtain Kerr bistable operation that does not suffer from thermo-optic effect by optimizing the…

Optics · Physics 2015-06-11 Wataru Yoshiki , Takasumi Tanabe

We investigated the electrical properties of a unipolar organic device with traps that were intentionally inserted into a particular position in the device. Depending on their inserted position, the traps significantly alter the charge…

Applied Physics · Physics 2023-05-02 Donghyun Ko , Gyuhyeon Lee , Kyu-Myung Lee , Yongsup Park , Jaesang Lee

Human memory is inherently prone to forgetting. To address this, multimodal embedding models have been introduced, which transform diverse real-world data into a unified embedding space. These embeddings can be retrieved efficiently, aiding…

Information Retrieval · Computer Science 2024-09-25 Dongqi Cai , Shangguang Wang , Chen Peng , Zeling Zhang , Mengwei Xu

We present an overview of recent studies of the charge transport in the field effect transistors on the surface of single crystals of organic low-molecular-weight materials. We first discuss in detail the technological progress that has…

Other Condensed Matter · Physics 2009-11-10 R. W. I. de Boer , M. E. Gershenson , A. F. Morpurgo , V. Podzorov

This study explores the impact of organic cations in bismuth iodide complexes on their memristive behavior in metal-insulator-metal (MIM) type thin-layer devices. The presence of electron-donating and electron withdrawing functional groups…

Our investigations on porous Si show that on increase of pressure it undergoes crystalline phase transitions instead of pressure induced amorphization - claimed earlier, and the amorphous phase appears only on release of pressure. This…

Materials Science · Physics 2010-07-23 Nandini Garg , K. K. Pandey , K. V. Shanavas , C. A. Betty , Surinder M Sharma

The development of green and biodegradable electrical components is one of the main fronts of research to overcome the growing ecological problem related to the issue of electronic waste. At the same time, such devices are highly desirable…

Applied Physics · Physics 2018-06-15 Guilherme Colherinhas , Thaciana Fileti , Eudes Fileti

Atomically thin layered two-dimensional materials, including transition-metal dichacolgenide (TMDC) and black phosphorus (BP), (1) have been receiving much attention, because of their promising physical properties and potential applications…

Materials Science · Physics 2016-02-17 Qi Feng , Faguang Yan , Wengang Luo , Kaiyou Wang?

The emerging paradigm of abundant-data computing requires real-time analytics on enormous quantities of data collected by a mushrooming network of sensors. Todays computing technology, however, cannot scale to satisfy such big data…

Mesoscale and Nanoscale Physics · Physics 2017-08-23 Seunghyun Lee , Joon Sohn , Zizhen Jiang , Hong-Yu Chen , H. -S. Philip Wong