English
Related papers

Related papers: Enhancing Bremsstrahlung Production From Ultrainte…

200 papers

When high-intensity laser interaction with matter enters the regime of dominated radiation reaction, the radiation losses open the way for producing short pulse high power gamma ray flashes. The gamma-ray pulse duration and divergence are…

The observed spectra in the collisions of neon (Ne) projectiles of 1.8 and 2.1 MeV with an aluminum target (Al) have been successfully segregated from strong bremsstrahlung backgrounds and then analyzed by comparing the transition energies…

In this paper, the spontaneous bremsstrahlung emission from an electron scattered by two fixed nuclei in an intense laser field is investigated in details based upon the Volkov state and the Dirac-Volkov propagator. It has been found that…

Optics · Physics 2013-09-13 Ankang Li , Jiaxiang Wang , Na Ren , Pingxiao Wang , Wenjun Zhu , Xiaoya Li , Ross Hoehn , S. Kais

The environment in which bremsstrahlung and pair creation occurs can strongly affect cross sections for these processes. Because ultra-relativistic electromagnetic interactions involve very small longitudinal momentum transfers, the…

High Energy Physics - Phenomenology · Physics 2008-11-26 Spencer R. Klein

Contemporary ultraintense, short-pulse laser systems provide extremely compact setups for the production of high-flux neutron beams, such as those required for nondestructive probing of dense matter, research on neutron-induced damage in…

Experiments on the excitation of propagating surface plasmons (SPs) by ultrashort, high intensity laser interaction with "grating" targets are reviewed. At intensities exceeding $10^{19}~\mbox{W cm}^{-2}$ on target, i.e. in the strongly…

Plasma Physics · Physics 2019-05-01 A. Macchi , G. Cantono , L. Fedeli , F. Pisani , T. Ceccotti

We review studies of superintense laser interaction with solid targets where the generation of propagating surface plasmons (or surface waves) plays a key role. These studies include the onset of plasma instabilities at the irradiated…

Optics · Physics 2018-04-18 A. Macchi

We demonstrate ultrashort (6 ps), multi-Megagauss (27 MG) magnetic pulses generated upon interaction of an intense laser pulse (10^{16} Wcm^-2, 100 fs) with a solid target. The temporal evolution of these giant fields generated near the…

Plasma Physics · Physics 2009-11-07 A. S. Sandhu , A. K. Dharmadhikari , P. P. Rajeev , G. R. Kumar , S. Sengupta , A. Das , P. K. Kaw

When a relativistically intense p-polarized laser pulse is grazingly incident onto a planar solid-state target, a slightly superluminal field structure is formed near the target surface due to the incident and reflected waves superposition.…

Plasma Physics · Physics 2018-01-17 D. A. Serebryakov , E. N. Nerush , I. Yu. Kostyukov

We present the photoproduction of an intermediate mass Higgs (IMH) boson associated with a $W$ boson at the future electron-proton colliders using bremsstrahlung photon beam or laser backscattered photon beam. With bremsstrahlung photon…

High Energy Physics - Phenomenology · Physics 2009-10-28 Kingman Cheung

In plasmas, bremsstrahlung includes electron-ion (e-i) bremsstrahlung and electron-electron (e-e) bremsstrahlung. Bremsstrahlung radiation power loss is one of the most significant losses in fusion plasmas, which is more pronounced in…

Plasma Physics · Physics 2025-04-25 Chaotong Yang , Kai Li , Huasheng Xie

Using Monte Carlo techniques, we calculate the bremsstrahlung spectrum that protons and electrons in the solar wind would produce when encountering dark matter (DM) particles within the solar system. We consider two types of interactions…

High Energy Physics - Phenomenology · Physics 2025-08-21 Gilles Couture

We show that the transverse component of the wakefield can be produced with the application of an external magnetic field that generates radiation in the THz range. For this, we carry out analytical and numerical calculations to evaluate…

Plasma Physics · Physics 2020-07-24 Divya Singh , Hitendra K Malik

Advances in ultra-intense laser technology are enabling, for the first time, relativistic intensities at mid-infrared (mid-IR) wavelengths. Anticipating further experimental research in this domain, we present high-resolution two…

Bremsstrahlung radiation emission is an important energy loss mechanism for energetic electrons in plasmas. In this paper we investigate the effect of spontaneous bremsstrahlung emission on the momentum-space structure of the electron…

Plasma Physics · Physics 2016-09-21 Ola Embréus , Adam Stahl , Tünde Fülöp

We report the design, fabrication and characterization of ultralight highly emissive metaphotonic structures with record-low mass/area that emit thermal radiation efficiently over a broad spectral (2 to 35 microns) and angular (0-60…

A detection technique of ultra-high energy cosmic rays, complementary to the fluorescence technique, would be the use of the molecular Bremsstrahlung radiation emitted by low-energy electrons left after the passage of the showers in the…

High Energy Astrophysical Phenomena · Physics 2015-01-26 I. Al Samarai , O. Deligny , D. Lebrun , A. Letessier-Selvon , F. Salamida

The process of radio emission from extended air showers produced by high energy cosmic rays has reached a good level of comprehension and prediction. It has a coherent nature, so the emitted power scales quadratically with the energy of the…

Instrumentation and Methods for Astrophysics · Physics 2016-05-24 E. Conti , G. Sartori

We consider the processes of polarization bremsstrahlung in collisions of fast ions with linear chains consisting of isolated atoms. We obtained intensities and angular distributions of radiation spectra for arbitrary number of atoms in the…

Atomic Physics · Physics 2015-06-12 M. Ya. Amusia , V. I. Matveev

Showers of $\gamma$-rays and positrons are produced when a high-energy electron beam collides with a super-intense laser pulse. We present scaling laws for the electron beam energy loss, the $\gamma$-ray spectrum, and the positron yield and…

Plasma Physics · Physics 2017-08-25 T. G. Blackburn , A. Ilderton , C. D. Murphy , M. Marklund
‹ Prev 1 4 5 6 7 8 10 Next ›