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Related papers: X-Ray Source Based on the Parametric X-Rays

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The spectrum of laser-plasma generated X-rays is very important, it characterizes electron dynamics in plasma and is basic for applications. However, the accuracies and efficiencies of existing methods to diagnose the spectrum of…

Instrumentation and Detectors · Physics 2021-09-03 Jiaxing Wen , Minghai Yu , Yuchi Wu , Ming Zeng , Bo Zhang , Jirong Cang , Yuge Zhang , Ge Ma , Yue Yang , Wenbo Mo , Zongqing Zhao

The recent deep X-ray surveys at both soft (0.5--2 keV) and hard (2--10 keV) energies have greatly extended our knowledge of the X-ray source density and spectral shapes at relatively faint fluxes adding further evidence on the fact that…

Astrophysics · Physics 2007-05-23 A. Comastri

The hyperspectral X-ray imaging has been long sought in various fields from material analysis to medical diagnosis. Here we propose a new semiconductor detector structure to realize energy-resolved imaging at potentially low cost. The…

Instrumentation and Detectors · Physics 2019-07-26 Tengfei Yan , Chunlei Yang , Xiaodong Cui

X-ray phase-contrast imaging has recently led to a revolution in resolving power and tissue contrast in biomedical imaging, microscopy and materials science. The necessary high spatial coherence is currently provided by either large-scale…

Plasma Physics · Physics 2019-06-26 J. Wenz , S. Schleede , K. Khrennikov , M. Bech , P. Thibault , M. Heigoldt , F. Pfeiffer , S. Karsch

Betatron x-ray sources from laser-plasma accelerators combine compactness, high peak brightness, femtosecond pulse duration and broadband spectrum. However, when produced with Terawatt class lasers, their energy was so far restricted to a…

Numerous applications of M\"{o}ssbauer spectroscopy are related to a unique resolution of absorption spectra of resonant radiation in crystals, when the nucleus absorbs a photon without a recoil. However, the narrow nuclear linewidth…

Accelerator Physics · Physics 2019-09-19 O. D. Skoromnik , I. D. Feranchuk , J. Evers , C. H. Keitel

X-rays have widespread applications in science and industry, but developing a simple, compact, and high-quality X-ray source remains a challenge. Our collaboration has explored the possible use of channeling radiation driven by a 50 MeV…

Accelerator Physics · Physics 2016-12-23 A. Halavanau , D. Mihalcea , D. Broemmelsiek , D. Edstrom , T. Sen , A. Romanov , J. Ruan , V. Shiltsev , P. Kobak , W. Rush , J. Hyun

Accelerator-based light sources such as storage rings and free-electron lasers use relativistic electron beams to produce intense radiation over a wide spectral range for fundamental research in physics, chemistry, materials science,…

Accelerator Physics · Physics 2015-06-19 Erik Hemsing , Gennady Stupakov , Dao Xiang , Alexander Zholents

We report the laser-plasma accelerator-based X-ray sources development at ELI beamlines. One of the main objectives of ELI Beamlines is to provide beams of ultrashort particle and complex X-ray sources to users from various research fields.…

Accelerator Physics · Physics 2022-07-14 U. Chaulagain , M. Lamac , M. Raclavsky , K. H. Rao , J. Nejdl , S. A Weber , S. V. Bulanov

X-ray sources with very few counts can be identified with low-noise X-ray detectors such as ACIS onboard the Chandra X-ray Observatory. These sources are often too faint for parametric spectral modeling using well-established methods such…

Solar and Stellar Astrophysics · Physics 2014-11-20 Konstantin V. Getman , Eric D. Feigelson , Patrick S. Broos , Leisa K. Townsley , Gordon P. Garmire

We discuss the generation of parametric X-rays in the new photoinjector at the FAST (Fermilab Accelerator Science and Technology) facility in Fermilab. These experiments will be conducted in addition to channeling X-ray radiation…

Accelerator Physics · Physics 2015-06-23 Tanaji Sen , Todd Seiss

Ion sources are key components of accelerators devoted to different types of medical applications: hadron-therapy facilities (accelerating protons or carbon ions), high-intensity accelerators for boron-neutron capture therapy (using intense…

Accelerator Physics · Physics 2018-04-24 Santo Gammino

We discuss a new compact gamma-ray source aiming at high spectral density, up to two orders of magnitude higher than currently available bremsstrahlung sources, and conceptually similar to Compton Sources based on conventional linear…

Plasma Physics · Physics 2015-06-12 L. A. Gizzi , M. P. Anania , G. Gatti , D. Giulietti , G. Grittani , M. Kando , M. Krus , L. Labate , T. Levato , Y. Oishi , F. Rossi

High-brightness beams generated by particle sources based on advanced accelerator concepts have the potential to become an essential part of future accelerator technology. High-gradient accelerators can generate and rapidly accelerate…

Extreme ultraviolet (XUV) lasers are essential for the investigation of fundamental physics. Especially high repetition rate, high photon flux sources are of major interest for reducing acquisition times and improving signal to noise ratios…

Relativistic interaction of short-pulse lasers with underdense plasmas has recently led to the emergence of a novel generation of femtosecond x-ray sources. Based on radiation from electrons accelerated in plasma, these sources have the…

Plasma Physics · Physics 2013-01-23 S. Corde , K. Ta Phuoc , A. Beck , G. Lambert , R. Fitour , E. Lefebvre , V. Malka , A. Rousse

Plasma accelerators can generate ultra high brightness electron beams which open the door to light sources with smaller physical footprint and properties un-achievable with conventional accelerator technology. In this paper we show that…

A new scheme of hard x-ray or gamma ray light is considered. The excitation of the Langmuir wave in an ultra dense electron beamm via the two-stream instabilities and the interaction of the excited Langmuir wave with the visible light-laser…

Plasma Physics · Physics 2020-03-09 S. Son

We select a sample of nearby Ultraluminous X-ray sources with long XMM-Newton observations and analyse all the available XMM-Newton data using both X-ray spectral fitting techniques and hardness-intensity diagrams. The sample includes IC…

High Energy Astrophysical Phenomena · Physics 2014-03-05 Fabio Pintore , Luca Zampieri , Anna Wolter , Tomaso Belloni

We present a novel design for an ultra-compact, passive light source capable of generating ultraviolet and X-ray radiation, based on the interaction of free electrons with the magnetic near-field of a ferromagnet. Our design is motivated by…