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We report on the experimental realization of an atom optical device, that allows scanning of an atomic beam. We used a time-modulated evanescent wave field above a glass surface to diffract a continuous beam of metastable Neon atoms at…

原子物理 · 物理学 2016-09-08 Hilmar Oberst , Shigenori Kasashima , Victor I. Balykin , Fujio Shimizu

New emerging disciplines such as Nanoionics and Iontronics are dealing with the exploitation of mesoscopic size effects in materials, which become visible (if not predominant) when downsizing the system to the nanoscale. Driven by the…

材料科学 · 物理学 2018-12-03 Inigo Garbayo , Federico Baiutti , Alex Morata , Albert Tarancon

A scheme for retrieving quantum information stored in collective atomic spin systems onto optical pulses is presented. Two off-resonant light pulses cross the atomic medium in two orthogonal directions and are interferometrically recombined…

量子物理 · 物理学 2009-11-11 J. Fiurasek , J. Sherson , T. Opatrny , E. S. Polzik

The rapid growth of artificial intelligence (AI) has brought novel data processing and generative capabilities but also escalating energy requirements. This challenge motivates renewed interest in neuromorphic computing principles, which…

神经与进化计算 · 计算机科学 2026-01-13 Osvaldo Simeone

Carbon nanomembranes (CNMs) are nanometer-thin disordered carbon materials that are suitable for a range of applications, from energy generation and storage, through to water filtration. The structure-property relationships of these…

We present PyAtoms, an interactive open-source software that rapidly simulates atomic-scale scanning tunneling microscopy (STM) and other scanning probe microscopy (SPM) images of two-dimensional (2D) layered materials, moir\'{e} systems,…

We review recent experimental progress towards quantum information processing and quantum simulation using neutral atoms in two-dimensional (2D) arrays of optical microtraps as 2D registers of qubits. We describe a scalable quantum…

量子物理 · 物理学 2011-11-03 Malte Schlosser , Sascha Tichelmann , Jens Kruse , Gerhard Birkl

This article is a public deliverable of the EU project "Memory technologies with multi-scale time constants for neuromorphic architectures" (MeMScales, https://memscales.eu, Call ICT-06-2019 Unconventional Nanoelectronics, project number…

新兴技术 · 计算机科学 2021-02-23 Herbert Jaeger , Dirk Doorakkers , Celestine Lawrence , Giacomo Indiveri

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…

The investigation of curved low-dimensional systems is a topic of great research interest. Such investigations include two-dimensional systems with cylindrical symmetry. In this work, we present a numerical study of the electronic transport…

介观与纳米尺度物理 · 物理学 2021-01-25 Felipe Serafim , Fernando A. N. Santos , Jonas R. F. Lima , Sébastien Fumeron , Bertrand Berche , Fernando Moraes

It has recently been discovered that the optical analogue of a gradient echo in an optically thick material could form the basis of a optical memory that is both completely efficient and noise free. Here we present analytical calculation…

量子物理 · 物理学 2013-05-29 J. J. Longdell , G. Hétet , M. J. Sellars , P. K. Lam

Atomic vapors offer many opportunities for manipulating electromagnetic signals across a broad range of the electromagnetic spectrum. Here, a microwave signal with an audio-frequency modulation encodes information in an optical signal by…

量子物理 · 物理学 2020-05-01 A. Tretiakov , C. A. Potts , T. S. Lee , M. J. Thiessen , J. P. Davis , L. J. LeBlanc

Quantum processors enable computational speedups for machine learning through parallel manipulation of high-dimensional vectors. Early demonstrations of quantum machine learning have focused on processing information with qubits. In such…

量子物理 · 物理学 2021-04-12 Chi-Huan Nguyen , Ko-Wei Tseng , Gleb Maslennikov , H. C. J. Gan , Dzmitry Matsukevich

We investigate the memory effects under oscillatory shear deformation of amorphous solids through computer simulations. Applications of shear deformations in all orthogonal directions show that encoded memories via this protocol are more…

软凝聚态物质 · 物理学 2023-09-20 Monoj Adhikari , Rishabh Sharma , Smarajit Karmakar

We train a model atom to recognize hand-written digits between 0 and 9, employing intense light--matter interaction as a computational resource. For training, individual images of hand-written digits in the range 0-9 are converted into…

原子物理 · 物理学 2024-03-19 Thomas Pfeifer , Matthias Wollenhaupt , Manfred Lein

We present a quantitative semiclassical theory for the decay of nondispersive electronic wave packets in driven, ionizing Rydberg systems. Statistically robust quantities are extracted combining resonance assisted tunneling with subsequent…

混沌动力学 · 物理学 2007-05-23 Sandro Wimberger , Peter Schlagheck , Christopher Eltschka , Andreas Buchleitner

Angstrom-scale fluidic channels are ubiquitous in nature, and play an important role in regulating cellular traffic, signaling, and responding to stimuli. Synthetic channels are now a reality with the emergence of several cutting-edge…

介观与纳米尺度物理 · 物理学 2022-12-20 Yi You , Abdulghani Ismail , Gwang-Hyeon Nam , Solleti Goutham , Ashok Keerthi , Boya Radha

Using optical hardware for neuromorphic computing has become more and more popular recently due to its efficient high-speed data processing capabilities and low power consumption. However, there are still some remaining obstacles to…

新兴技术 · 计算机科学 2019-08-08 Chonghuai Ma , Floris Laporte , Joni Dambre , Peter Bienstman

Sorting is a fundamental operation across numerous computational domains. Traditionally, this process involves transferring data from main memory to a processing unit for sorting, followed by writing the sorted data back to memory. This…

硬件体系结构 · 计算机科学 2026-05-18 Narendra Singh Dhakad , Santosh Kumar Vishvakarma

Mechanosensitive ion transport plays a central role in enabling living systems to perceive and adapt to their environment through the deformation of soft, embedded ion channels. In this work, we demonstrate that ion transport within a…

软凝聚态物质 · 物理学 2026-05-04 Mathieu Lizée , Zhijia Zhang , Baptiste Coquinot , Qian Yang , Lydéric Bocquet