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Related papers: Phonon-assisted Auger-Meitner Recombination in Sil…

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Accelerating Magnetic Resonance Imaging (MRI) reduces scan time but often degrades image quality. While Implicit Neural Representations (INRs) show promise for MRI reconstruction, they struggle at high acceleration factors due to weak prior…

Computer Vision and Pattern Recognition · Computer Science 2025-08-12 Ziad Al-Haj Hemidi , Eytan Kats , Mattias P. Heinrich

We report a theoretical description of far-infrared spectroscopy experiments on self-assembled quantum rings in a magnetic field [A. Lorke et al., Phys. Rev. Lett. 84, 2223 (2000)] which, for the first time, accounts for the full set of…

Mesoscale and Nanoscale Physics · Physics 2007-05-23 Josep Planelles , Juan I. Climente

We present a nucleon resonance analysis by simultaneously considering all pion- and photon-induced experimental data on the final states gamma N, pi N, 2 pi N, eta N, K Lambda, K Sigma, and omega N for energies from the nucleon mass up to…

Nuclear Theory · Physics 2008-11-26 G. Penner , U. Mosel

We present the Agile REconstruction Method (AREM) for gamma-ray (30 MeV - 50 GeV) direction reconstruction applicable to high-resolution Silicon Tracker detectors in space. It can be used in a "fast mode", independently of Kalman filters…

Astrophysics · Physics 2011-07-19 Carlotta Pittori , Marco Tavani

Emerging technologies based on tailorable interactions between photons and phonons promise new capabilities ranging from high-fidelity microwave signal processing to non-reciprocal optics and quantum state control. While such light-sound…

The properties of MgO/Ag(001) ultrathin films with substitutional Mg atoms in the interface metal layer have been investigated by means of Auger electron diffraction experiments, ultraviolet photoemission spectroscopy, and density…

Materials Science · Physics 2014-11-26 T. Jaouen , P. Aebi , S. Tricot , G. Delhaye , B. Lépine , D. Sébilleau , G. Jézéquel , P. Schieffer

In a semiconductor heterostructure with type II energy band alignment, the spatial separation between electrons and holes slows down their radiative recombination. With increasing excitation intensity, Auger recombination quickly becomes…

Materials Science · Physics 2008-09-09 E. -K. Lee , D. J. Lockwood , J. -M. Baribeau , A. M. Bratkovsky , T. I. Kamins , L. Tsybeskov

Silver dimers were fabricated on Ag(111) by single-atom manipulation using the tip of a cryogenic scanning tunnelling microscope. An unoccupied electronic resonance was observed to shift toward the Fermi level with decreasing atom-atom…

Materials Science · Physics 2015-05-13 Alexander Sperl , Joerg Kroeger , Richard Berndt , Andreas Franke , Eckhard Pehlke

The Raman selection rules arise from the crystal symmetry and then determine the Raman activity and polarization of scattered phonon modes. However, these selection rules can be broken in resonant process due to the strong electron-phonon…

Materials Science · Physics 2021-02-09 Qing-Hai Tan , Kai-Xuan Xu , Yu-Jia Sun , Xue-Lu Liu , Yuan-Fei Gao , Shu-Liang Ren , Ping-Heng Tan , Jun Zhang

Strain-mediated interaction between phonons and telecom photons is demonstrated using excited states of erbium ions embedded in a mechanical resonator. Owing to the extremely long-lived nature of rare-earth ions, the dissipation rate of the…

We addressed the carrier dynamics in so-called G-centers in silicon (consisting of substitutional-interstitial carbon pairs interacting with interstitial silicons) obtained via ion implantation into a silicon-on-insulator wafer. For this…

This paper studies a type of image priors that are constructed implicitly through the alternating direction method of multiplier (ADMM) algorithm, called the algorithm-induced prior. Different from classical image priors which are defined…

Computer Vision and Pattern Recognition · Computer Science 2016-02-03 Stanley H. Chan

In recent years, remarkable progress has been made towards encoding and processing quantum information in the large Hilbert space of bosonic modes. Mechanical resonators are of great interest for this purpose, since they confine many high…

Quantum Physics · Physics 2023-03-02 Uwe von Lüpke , Ines C. Rodrigues , Yu Yang , Matteo Fadel , Yiwen Chu

The origin of ultra-high-energy cosmic rays, with energies $E \geq 10^{18}$ eV, remains unknown. Among the key observables used to investigate their nature are the energy spectrum, the arrival direction distribution, and the composition as…

High Energy Astrophysical Phenomena · Physics 2025-10-06 A. D. Supanitsky , D. Ravignani , V. V. Kizakke Covilakam

We study the symmetric Anderson-Holstein (AH) model at zero temperature with Wilson's numerical renormalization group (NRG) technique to study the interplay between the electron-electron and electron-phonon interactions. An improved method…

Strongly Correlated Electrons · Physics 2009-11-07 Gun Sang Jeon , Tae-Ho Park , Han-Yong Choi

State-of-the art neutron spectrometers enable simultaneous measurements of high-dimensional datasets, allowing for a large collection rate of dynamic material properties. In this paper, we present the Algorithm for Multiplexing spectrometer…

Instrumentation and Detectors · Physics 2026-03-02 Jakob Lass , Victor Cohen , Benjamín Béjar Haro , Daniel G. Mazzone

Magnetic Resonance Force Microscopy (MRFM) enables three-dimensional imaging of nuclear spin densities in nanoscale objects. Based on numerical simulations, we evaluate the performance of strained SiN resonators as force sensors and show…

Applied Physics · Physics 2026-04-15 Nils Prumbaum , Christian L. Degen , Alexander Eichler

Influence of electron-electron relaxation processes on Auger recombination rate in direct band semiconductors is investigated. Comparison between carrier-carrier and carrier-phonon relaxation processes is provided. It is shown that…

Materials Science · Physics 2007-05-23 Anatoli Polkovnikov , Georgy Zegrya

Coordinate network or implicit neural representation (INR) is a fast-emerging method for encoding natural signals (such as images and videos) with the benefits of a compact neural representation. While numerous methods have been proposed to…

Machine Learning · Computer Science 2024-05-22 Jason Chun Lok Li , Steven Tin Sui Luo , Le Xu , Ngai Wong

The ability to engineer localized surface plasmon resonances at large scale usually relies on precise nanoscale patterning. Here, we demonstrate that mid-infrared plasmonic responses can instead emerge in unpatterned polysilicon films…