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We demonstrate a nonlinear photomodulation spectroscopy method to image the mode profile of a high-Q photonic crystal resonator (PhCR). This far-field imaging method is suitable for ultrahigh-Q cavities which we demonstrate on a Q = 619000…

Recent progresses in magnetoionics offer exciting potentials to leverage its non-linearity, short-term memory, and energy-efficiency to uniquely advance the field of physical reservoir computing. In this work, we experimentally demonstrate…

Processes of the secondary electron emission (SEE) from the walls are included into the Numerical Advanced Model of Electron Cyclotron Resonance Ion Sources (NAM-ECRIS). It is found that SEE strongly influences electron confinement time and…

等离子体物理 · 物理学 2022-07-06 V. Mironov , S. Bogomolov , A. Bondarchenko , A. Efremov , V. Loginov , D. Pugachev

The nanoscale charge environment critically influences semiconductor physics and device performance. While conventional bulk characterization techniques provide volume-averaged defect properties, they lack the spatial resolution to resolve…

量子物理 · 物理学 2025-12-30 Jinpeng Liu , Yuanhong Teng , Yu Chen , Yixuan Wang , Chihang Luo , Jun Yin , Hao Li , Lixing You , Ya Wang , Qi Zhang , Fazhan Shi

Advances in artificial intelligence are driven by technologies inspired by the brain, but these technologies are orders of magnitude less powerful and energy efficient than biological systems. Inspired by the nonlinear dynamics of neural…

We numerically studied the required conditions for achieving a memory operation based on Kerr bistability in the presence of the thermo-optic effect in silicon nitride microring cavity systems. By comparing a side-coupled system and an…

光学 · 物理学 2013-08-29 Wataru Yoshiki , Takasumi Tanabe

Reservoir Computing is a relatively recent computational framework based on a large Recurrent Neural Network with fixed weights. Many physical implementations of Reservoir Computing have been proposed to improve speed and energy efficiency.…

新兴技术 · 计算机科学 2019-09-10 Jonathan Dong , Mushegh Rafayelyan , Florent Krzakala , Sylvain Gigan

The linear response conductance coefficients are calculated in the scattering approach at finite frequency, damping and magnetic field for a microstructure in which the reservoirs are modeled as quantum wire leads of infinite length but…

介观与纳米尺度物理 · 物理学 2009-10-30 Jens U. Noeckel , Klaus Richter

The nascent computational paradigm of quantum reservoir computing presents an attractive use of near-term, noisy-intermediate-scale quantum processors. To understand the potential power and use cases of quantum reservoir computing, it is…

量子物理 · 物理学 2021-07-02 L. C. G. Govia , G. J. Ribeill , G. E. Rowlands , T. A. Ohki

We study the spectral effect of the fluctuations of the vibration frequency. Such fluctuations play a major role in nanomechanical and other mesoscopic vibrational systems. We find that, for periodically driven systems, the interplay of the…

介观与纳米尺度物理 · 物理学 2015-06-19 Yaxing Zhang , J. Moser , A. Bachtold , M. I. Dykman

We study the consequence of the frequency errors of individual oscillators on the scalability of quantum computing based on nanomechanical resonators. We show the fidelity change of the quantum operation due to the frequency shifts…

量子物理 · 物理学 2011-06-14 Li-gong Zhou , Ming Gao , Jin-Lin Peng , Xiang-bin Wang

Semiconductor devices favor high carrier mobility for reduced Joule heating and high thermal conductivity for rapid heat dissipation. The ability to accurately characterize the motion of charge carriers and heat carriers is necessary to…

介观与纳米尺度物理 · 物理学 2026-03-26 Qichen Song , Sorren Warkander , Samuel C. Huberman

Reservoir computing is a neural network approach for processing time-dependent signals that has seen rapid development in recent years. Physical implementations of the technique using optical reservoirs have demonstrated remarkable accuracy…

机器学习 · 计算机科学 2019-01-30 Daniel Canaday , Aaron Griffith , Daniel Gauthier

Nowadays, Information Photonics is extensively studied and sees applications in many fields. The interest in this breakthrough technology is mainly stimulated by the possibility of achieving real-time data processing for high-bandwidth…

In the current Noisy Intermediate Scale Quantum (NISQ) era, the presence of noise deteriorates the performance of quantum computing algorithms. Quantum Reservoir Computing (QRC) is a type of Quantum Machine Learning algorithm, which,…

量子物理 · 物理学 2024-09-04 Osama Ahmed , Felix Tennie , Luca Magri

We propose a discrete-time integral resonant control (IRC) approach for negative imaginary (NI) systems, which overcomes several limitations of continuous-time IRC. We show that a discrete-time IRC has a step-advanced negative imaginary…

系统与控制 · 电气工程与系统科学 2024-06-25 Kanghong Shi , Erfan Khodabakhshi , Prosanto Biswas , Ian R. Petersen , S. O. Reza Moheimani

Utilizing a silicon nanobeam optomechanical crystal, we investigate the attractor diagram arising from the radiation pressure interaction between a localized optical cavity at $\lambda = 1552$nm and a mechanical resonance at $\omega/2\pi =…

We demonstrate reservoir computing with a physical system using a single autonomous Boolean logic element with time-delay feedback. The system generates a chaotic transient with a window of consistency lasting between 30 and 300 ns, which…

新兴技术 · 计算机科学 2016-02-09 Nicholas D. Haynes , Miguel C. Soriano , David P. Rosin , Ingo Fischer , Daniel J. Gauthier

Carrier interaction with phonons, photons, impurities, and electrons have been addressed in semiconductor nanoscale systems with carrier confinement in one and two dimensions subjected to a quantizing magnetic field and without it.

介观与纳米尺度物理 · 物理学 2007-05-23 S. M. Badalyan

High-dimensional nonlinear dynamical systems including neural networks can be utilized as a computational resource for information processing. In this sense, nonlinear wave systems are good candidate for such a computational resource. Here,…

应用物理 · 物理学 2019-07-30 Satoshi Sunada , Atsushi Uchida