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Related papers: Extremely brilliant crystal-based light sources

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Investigated in this work were sensitivities of a prototype detector for the detection of low-mass dark matter particles produced at the Spallation Neutron Source at the Oak Ridge National Laboratory in two years of data taking. The…

Instrumentation and Detectors · Physics 2020-06-23 Dmitry Chernyak , Daniel Pershey , Jing Liu , Keyu Ding , Nathan Saunders , Tupendra Oli

High energy photons can be generated via inverse Compton scattering (ICS) in the collision between energetic electrons and intense laser pulse. The development of laser plasma accelerators promises compact and all-optical gamma-ray sources…

Optics · Physics 2022-02-22 Xuesong Geng , Liangliang Ji , Baifei Shen

We present a strong lensing system in which a double source is imaged 5 times by 2 early-type galaxies. We take advantage in this target of the multi-band photometry obtained as part of the CLASH program, complemented by the spectroscopic…

Harmonic lasing of low-gain free electron laser oscillators has been experimentally demonstrated in the terahertz and infrared regions. Recently, the low-gain oscillator has been reconsidered as a promising candidate for hard x-ray free…

Accelerator Physics · Physics 2012-02-27 Jinhua Dai , Haixiao Deng , Zhimin Dai

The study presented here was initiated by a discussion to investigate the possibility of using synchrotron radiation as a source for the Next Generation Lithography (NGL) based on the EUV-concept (Extreme Ultra-Violet; here 13.5 nm or 11.3…

Solar photons possessing energy less than the band-gap of a single-junction solar cell can be utilized via the up-conversion (UC) of two or more photons, resulting in the emission of a single above-bandgap photon. Due to the non-linear…

A light source of selective functionalities of wavelengths, illumination periods, and intensities is desirable for investigating performance parameters as well as the quality of different layers and interfaces of solar cells. Conventional…

Instrumentation and Detectors · Physics 2023-02-16 Md. Saidul Islam , Syed Farid Uddin Farhad , Md. Saidul Islam , Nazmul Islam Tanvir , Suravi Islam

Next-generation gamma beams beams from laser Compton-backscattering facilities like ELI-NP (Bucharest)] or MEGa-Ray (Livermore) will drastically exceed the photon flux presently available at existing facilities, reaching or even exceeding…

Instrumentation and Detectors · Physics 2015-06-03 P. G. Thirolf , D. Habs , D. Filipescu , R. Gernhäuser , M. M. Günther , M. Jentschel , N. Marginean , N. Pietralla

We characterize the properties of extreme ultraviolet (EUV) light source plasmas driven by laser wavelengths in the $\lambda_{\mathrm{laser}} = 1.064 - 10.6 $ $\mu$m range. Detailed numerical simulations of laser-irradiated spherical tin…

Plasma Physics · Physics 2023-04-05 D. J. Hemminga , O. O. Versolato , J. Sheil

The fabrication of luminescent defects in single-crystal diamond upon Sn implantation and annealing is reported. The relevant spectral features of the optical centers (emission peaks at 593.5 nm, 620.3 nm, 630.7 nm and 646.7 nm) are…

This paper discusses the undulator radiation emitted by high-energy positrons during planar channeling in periodically bent crystals. We demonstrate that the construction of the undulator for positrons with energies of 10 GeV and above is…

Accelerator Physics · Physics 2015-06-26 W. Krause , A. V. Korol , A. V. Solov'yov , W. Greiner

This paper discusses the undulator radiation emitted by high-energy positrons during planar channeling in periodically bent crystals. We demonstrate that the construction of the undulator for positrons with energies of 10 GeV and above is…

Accelerator Physics · Physics 2009-11-07 W. Krause , A. V. Korol , A. V. Solov'yov , W. Greiner

This paper discusses the potential for enhancing the LCLS hard X-ray FEL capabilities. In the hard X-ray regime, a high longitudinal coherence will be the key to such performance upgrade. The method considered here to obtain high…

Accelerator Physics · Physics 2010-08-19 Gianluca Geloni , Vitali Kocharyan , Evgeni Saldin

We predict peculiar changes in spectral distributions of radiation emitted by ultra-relativistic positrons and electrons in periodically bent crystals with variation of the bending amplitude. It is shown that the changes, being sensitive to…

Accelerator Physics · Physics 2019-09-04 Alexander V. Pavlov , Andrei V. Korol , Vadim K. Ivanov , Andrey V. Solov'yov

Gamma-ray binaries, composed of a massive star and compact object, have been established as a new class of sources of very high energy (VHE) photons. The gamma-rays are produced by inverse Compton scattering of the stellar light by VHE…

Astrophysics · Physics 2008-11-26 G. Dubus , B. Cerutti , G. Henri

In the field of beam physics, two frontier topics have taken center stage due to their potential to enable new approaches to discovery in a wide swath of science. These areas are: advanced, high gradient acceleration techniques, and x-ray…

We have characterised Water-based Liquid Scintillator (WbLS) using low energy protons, UV-VIS absorbance, and fluorescence spectroscopy. We have also developed and validated a simulation model that describes the behaviour of WbLS in our…

Luminescent solar concentrators (LSCs) are theoretically able to concentrate both direct and diffuse solar radiation with extremely high efficiencies. Photon-multiplier luminescent solar concentrators (PM-LSCs) contain chromophores which…

Optics · Physics 2023-07-19 Tomi K Baikie , Arjun Ashoka , Akshay Rao , Neil C. Greenham

We generate inverse Compton scattered X-rays in both linear and nonlinear regimes with a 250 MeV laser wakefield electron accelerator and plasma mirror by retro-reflecting the unused drive laser light to scatter from the accelerated…

An all-optical scheme is proposed for studying a laser-plasma based incoherent photon emission from inverse Compton scattering in quantum electrodynamic (QED) regime. A theoretical model is presented to explain the coupling effect among…

Plasma Physics · Physics 2018-03-14 Zheng Gong , Ronghao Hu , Haiyang Lu , Jinqing Yu , Chia-erh Chen , Xiantu He , Xueqing Yan