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We analytically examine propagation of surface plasmon polaritons (SPPs) at a thin metallic film between glass substrate and electromagnetically-induced-transparency (EIT) medium. High-precision and high-resolution in frequency domain…

We present a detailed study of magnetic reconnection in a quasi-two-dimensional pulsed-power driven laboratory experiment. Oppositely directed magnetic fields $(B=3$ T), advected by supersonic, sub-Alfv\'enic carbon plasma flows…

A new electromagnetic plasma mode has been discovered in the hybrid system formed by a highly conductive gate strip placed in proximity to the two-dimensional electron system. The new plasmon mode propagates along the gate strip with no…

Mesoscale and Nanoscale Physics · Physics 2019-07-03 V. M. Muravev , P. A. Gusikhin , A. M. Zarezin , I. V. Andreev , S. I. Gubarev , I. V. Kukushkin

Extreme-ultraviolet pulses can propagate through ionised solid-density targets, unlike optical pulses and, thus, have the potential to probe the interior of such plasmas on sub-femtosecond timescales. We present a synthetic diagnostic…

Plasma Physics · Physics 2022-04-27 Andréas Sundström , István Pusztai , Per Eng-Johnsson , Tünde Fülöp

For the first time it is shown that for thin metallic films thickness of which not exceed thickness of skin -- layer, the problem of description of surface plasma oscillations allows analytical solution by arbitrary ratio between length of…

Mathematical Physics · Physics 2010-10-12 A. V. Latyshev , A. A. Yushkanov

Relativistic electrons generated by the interaction of petawatt-class short laser pulses with solid targets can be used to generate bright X-rays via bremsstrahlung. The efficiency of laser energy transfer into these electrons depends on…

By measuring energy spectra of the electron emission from a sharp tungsten tip induced by few-cycle laser pulses, the laser-field dependence of the emission mechanism was investigated. In strong laser fields, we confirm the appearance of…

The creation of attosecond pulses via laser-plasma interaction has been a subject of great scientific interest for more than three decades. This process is investigated by using particle-in-cell simulation with varying the plasma and laser…

Plasma Physics · Physics 2021-09-24 Lin Cheng , Zhixin Fan , Liguang Jiao , Aihua Liu

An ultra-cold molecular plasma with extraordinarily long lifetime (~0.5 ms) is generated under strong collisional cooling conditions in the expansion region of a seeded supersonic jet expansion close to the nozzle. A resonant two-photon…

Quantum Gases · Physics 2010-04-06 Jingwei Guo , Mervash Varnasseri , Mikko Riese , Klaus Muller-Dethlefs

In recent decades, different types of plasma sources have been used for various types of plasma processing, such as, etching and thin film deposition. The critical parameter for effective plasma processing is high plasma density. One type…

Plasma Physics · Physics 2014-11-13 Satyananda Kar , Lukas Alberts , Hiroyuki Kousaka

We investigate the behavior of the light pulse in $Lambda$-type cold atomic gases with two counterpropagating control lights with equal strength by directly simulating the dynamic equations and exploring the dispersion relation. Our…

Quantum Physics · Physics 2010-04-28 Ran Wei , Bo Zhao , Youjin Deng , Shuai Chen , Zeng-Bing Chen , Jian-Wei Pan

Plasmons, collective excitations of electrons in solids, are associated with strongly confined electromagnetic fields, with wavelengths far below the wavelength of photons in free space. This strong confinement promises the realization of…

Based on our recent MHD simulations, first, a concept of the successive merging of plasmoids and fragmentation in the current sheet in the standard flare model is presented. Then, using a 2.5-D electromagnetic particle-in-cell model with…

Solar and Stellar Astrophysics · Physics 2015-05-27 M. Karlický , M. Bárta

Long pulse modulators are used to produce high-voltage, high-power pulses with durations of several hundred microseconds up to some milliseconds. The loads are one or more klystrons for producing RF power to accelerate the particle beam in…

Accelerator Physics · Physics 2016-07-07 H-J. Eckoldt

We consider the effective interaction between electrons due to the exchange of virtual acoustic waves in a low temperature plasma. Electrons are supposed to participate in rapid radial oscillations forming a spherically symmetric plasma…

Plasma Physics · Physics 2012-01-04 Maxim Dvornikov

The bubble structure generated by laser and plasma interactions changes in size depending on the local plasma density. The self injection electrons position with respect to wakefield can be controlled by tailoring the longitudinal plasma…

Plasma Physics · Physics 2014-09-02 Q. Yu , Y. J. Gu , X. F. Li , S. Huang , F. Zhang , Q. Kong , Y. Y. Ma , S. Kawata

In given article preliminary results of the research of the electron multiplication in MPGD are presented at a high level of alpha-particles background. This work has expanded borders of understanding of the streamer mode nature. It is seen…

Instrumentation and Detectors · Physics 2010-09-16 V. I. Razin , A. I. Reshetin

Breaking of a plasma wave driven by a long beam of charged particles results in electron jets escaping from the plasma column and forming an electron halo. For plasma densities less than or of the order of the beam density, this process is…

Plasma Physics · Physics 2021-08-18 A. A. Gorn , K. V. Lotov

The generation of energetic electron bunches by the interaction of a short, ultra-intense ($I>10^{19} \textrm{W/cm}^2$) laser pulse with "grating" targets has been investigated in a regime of ultra-high pulse-to-prepulse contrast…

The problem of electromagnetic emission generation in plasma with electron beams is relevant both for practical applications and for interpretation of radio emission processes in astrophysical systems. In this work, we consider the case of…

Plasma Physics · Physics 2023-08-08 Vladimir Annenkov , Evgeniia Volchok , Igor Timofeev