English
Related papers

Related papers: Electron Bernstein waves emission in the TJ-II Ste…

200 papers

Experimental observation of Bose-Einstein condensation (BEC) of photons inside a microcavity induced an extensive study of the phenomenon. Beyond the purely theoretical interest, this phenomenon is believed to be used to create a novel…

Quantum Gases · Physics 2014-10-28 Alex Kruchkov

We have made the first observation of a charged particle beam by means of its electro-optical effect on the propagation of laser light in a birefringent crystal at the Brookhaven National Laboratory Accelerator Test Facility. Polarized…

High Energy Physics - Experiment · Physics 2007-05-23 Y. K. Semertzidis , V. Castillo , L. Kowalski , D. E. Kraus , R. C. Larsen , D. M. Lazarus , B. Magurno , T. Srinivasan-Rao , T. Tsang , V. Usack

We present an analysis of CO rovibrational emission lines in the 183 infrared spectra of nearby Class II objects obtained with the NIRSPEC instrument on the Keck II telescope over the past two decades. The sample includes a broad range of…

Solar and Stellar Astrophysics · Physics 2025-07-23 D. Annie Dickson-Vandervelde , Colette Salyk , Geoffrey A. Blake , Clara Ross , Adwin Boogert , Klaus Pontoppidan

ESA's Superconducting Tunnel Junction (STJ) optical photon-counting camera (S-Cam2) incorporates an array of pixels with intrinsic energy sensitivity. Using the spectral fitting technique common in X-ray astronomy, we fit black bodies to…

Astrophysics · Physics 2008-11-26 A. P. Reynolds , J. H. J. de Bruijne , M. A. C. Perryman , A. Peacock , C. M. Bridge

In the TE wave method, microwaves are coupled into the beam-pipe and the effect of the electron cloud on these microwaves is measured. An electron cloud (EC) density can then be calculated from this measurement. There are two analysis…

Accelerator Physics · Physics 2013-07-17 John P. Sikora , Robert M. Schwartz , Kiran G. Sonnad , David Alesini , Stefano De Santis

This paper summarizes the results of experiments on electron cyclotron emission (ECE) measurements at the fundamental harmonic recently performed at the axially symmetric magnetic mirror device GDT (Budker Institute, Novosibirsk). New ECE…

During recent years some non-thermal radio emitting OB stars have been discovered to be binary, or multiple systems. The non-thermal emission is due to synchrotron radiation that is emitted by electrons accelerated up to high energies. The…

High Energy Astrophysical Phenomena · Physics 2011-10-13 D. Volpi , R. Blomme , M. De Becker , Y. Nazé

The diffuse meta-galactic radiation field at ultraviolet to infrared wavelengths - commonly labeled extragalactic background light (EBL) - contains the integrated emission history of the universe. Difficult to access via direct observations…

Cosmology and Nongalactic Astrophysics · Physics 2015-03-17 Martin Raue , Daniel Mazin

The Bose-Einstein condensation (BEC) of magnetoexcitonic polaritons in two-dimensional (2D) electron-hole system embedded in a semiconductor microcavity in a high magnetic field $B$ is predicted. There are two physical realizations of 2D…

Mesoscale and Nanoscale Physics · Physics 2015-05-14 Oleg L. Berman , Roman Ya. Kezerashvili , Yurii E. Lozovik

We theoretically derive the polarization-resolved intensity distribution of a $TM$-polarized fundamental Gaussian beam reflected by an air-glass plane interface at Brewster incidence. The reflected beam has both a dominant ($TM$) and a…

Optics · Physics 2015-05-13 A. Aiello , M. Merano , J. P. Woerdman

We present a theoretical model for a coherent terahertz radiation source based on Bose-Einstein condensate of incoherently pumped microcavity photons. Energy relaxation is provided by inelastic photon scattering on a two-dimensional…

Quantum Gases · Physics 2025-09-12 Timofey V. Maximov , Norayr A. Asriyan , Igor L. Kurbakov , Yurii E. Lozovik

We present Spitzer Space Telescope infrared photometric time series of the transiting extrasolar planet system TrES-1. The data span a predicted time of secondary eclipse, corresponding to the passage of the planet behind the star. In both…

We describe a self-biased, fully permanent magnet atom chip used to study ultracold atoms and to produce a Bose-Einstein condensate (BEC). The magnetic trap is loaded efficiently by adiabatic transport of a magnetic trap via the application…

Other Condensed Matter · Physics 2008-03-24 T. Fernholz , R. Gerritsma , S. Whitlock , I. Barb , R. J. C. Spreeuw

X-ray emission is an important tracer of stellar magnetic activity. We carried out a systematic correlation analysis for the X-ray luminosity $\log L_{\rm X}$, bolometric luminosity $\log L_{\rm bol}$, and X-ray activity level…

Solar and Stellar Astrophysics · Physics 2024-02-02 Junhui Liu , Jianfeng Wu

The characteristic of the angular distributions of accelerated Bose-Einstein condensate (BEC) atoms incidence on the surface is designed using the mathematical modeling method. Here, we proposed the idea to study the retroreflection and…

Quantum Physics · Physics 2022-11-01 Javed Akram , Khan Qasim , Lei Wei

In this paper we compare experimental observations and theory of radiation emission from a microbunched beam with microbunching wavefront tilt with respect to the direction of motion. The theory refers to the work [1], which predicts, in…

Accelerator Physics · Physics 2017-11-22 Gianluca Geloni , Vitali Kocharyan , Evgeni Saldin

The electron-phonon coupling in ultrafast heating systems is studied within the framework of Boltzmann transport equation (BTE) with coupled electron and phonon transport. A discrete unified gas kinetic scheme is developed to solve the BTE,…

Mesoscale and Nanoscale Physics · Physics 2023-08-25 Chuang Zhang , Rulei Guo , Meng Lian , Junichiro Shiomi

A NASA sounding rocket for high contrast imaging with a visible nulling coronagraph, the Planet Imaging Coronagraphic Technology Using a Reconfigurable Experimental Base (PICTURE-B) payload has made two suborbital attempts to observe the…

Instrumentation and Methods for Astrophysics · Physics 2017-07-04 Ewan S. Douglas , Christopher B. Mendillo , Timothy A. Cook , Kerri L. Cahoy , Supriya Chakrabarti

We detected broadband coherent terahertz (THz) emission from multiferroic BiFeO3 after illuminating a high-quality bulk single ferroelectric domain crystal with a ~100 fs optical pulse. The dependence of the emitted THz waveform on the…

Materials Science · Physics 2009-11-13 D. Talbayev , Seongsu Lee , S. -W. Cheong , A. J. Taylor

The rest-frame UV spectra of star-forming galaxies are increasingly important as they become one of the primary windows to probe the physical properties of cosmic dawn (z>8) galaxies with the James Webb Space Telescope. However, the…

‹ Prev 1 3 4 5 6 7 10 Next ›