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相关论文: Fusion reactions initiated by laser-accelerated pa…

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In a series of papers, cited in the main body of the paper below, detailed calculations have been presented which show that electromagnetic and weak interactions can induce low energy nuclear reactions to occur with observable rates for a…

核理论 · 物理学 2008-10-02 Y. N. Srivastava , A. Widom , L. Larsen

Ion acceleration in laser-produced dense plasmas is a key topic of many recent investigations thanks to its potential applications. Indeed, at forthcoming laser intensities ($I \gtrsim 10^{23} \text{W}\,\text{cm}^{-2}$) interaction of laser…

等离子体物理 · 物理学 2015-02-19 Evgeny Nerush , Igor Kostyukov

We present a novel method to construct particle accelerators targeting light atoms and nuclei using high-power femtosecond laser pulses. Initially, we confine light atoms within the laser pulse envelope due to longitudinal polarization…

光学 · 物理学 2024-11-18 L. M. Kovachev , E. Iordanova , G. Yankov , I. P. Angelov

Observing collective effects originating from the interplay between quantum electrodynamics and plasma physics might be achieved in upcoming experiments. In particular, the generation of electron-positron pairs and the observation of their…

等离子体物理 · 物理学 2023-12-11 Alec Griffith , Kenan Qu , Nathaniel J. Fisch

A new electron acceleration mechanism is identified that develops when a relativistically intense laser irradiates the wedge of an over-dense plasma. This induces a diffracted electromagnetic wave with a significant longitudinal electric…

等离子体物理 · 物理学 2022-02-17 S. Marini , P. S. Kleij , M. Grech , M. Raynaud , C. Riconda

The energy distribution of energetic protons inside a solid target is a key quantity governing nuclear reaction yields and energy deposition in high-intensity laser-driven fusion, including nonthermal proton--boron (p--B) schemes and proton…

The regimes of quasi-mono-energetic electron beam generation were experimentally studied in the sub-relativistic intensity laser plasma interaction. The observed electron acceleration regime is unfolded with two-dimensional-particle-in-cell…

等离子体物理 · 物理学 2009-11-11 M. Mori , M. Kando , I. Daito , H. Kotaki , Y. Hayashi , A. Yamazaki , K. Ogura , A. Sagisaka , J. Koga , K. Nakajima , H. Daido , S. V. Bulanov , T. Kimura

Nuclear fusion in ultra-dense deuterium D(-1) induced by 0.2 J pulses with 5 ns pulse length ejects ions with energies in the MeV range. The ns-resolved signal to a collector can be observed directly on an oscilloscope, showing ions…

仪器与探测器 · 物理学 2019-04-30 Leif Holmlid

Two extreme events in the universe, fast radio bursts (FRBs) and cosmic rays (CRs), could be correlated, where FRBs with extreme field strength near their sources may contribute to CRs. This study investigates localized particle…

高能天体物理现象 · 物理学 2026-05-01 Lin Yu , Tianxing Hu , Zhiyu Lei , Xiangyan An , Dong Wu , Suming Weng , Min Chen , Jie Zhang , Zhengming Sheng

Spin-polarized particle beams are of interest for applications like deep-inelastic scattering, e.g. to gain further understanding of the proton's nuclear structure. With the advent of high-intensity laser facilities, laser-plasma-based…

等离子体物理 · 物理学 2025-11-06 Lars Reichwein , Zheng Gong , Chuan Zheng , Liangliang Ji , Alexander Pukhov , Markus Büscher

An efficient approach that considers a high-intensity twisted laser of moderate energy (few J) is proposed to generate collimated proton bunches with multi-10-MeV energies from a double-layer hydrogen target. Three-dimensional…

等离子体物理 · 物理学 2023-05-04 Camilla Willim , Jorge Vieira , Victor Malka , Luís O. Silva

We propose a new approach to high-intensity laser-driven electron acceleration in a plasma. Here, we demonstrate that a plasma wave generated by a stimulated forward-scattering of an incident laser pulse can be in a longest acceleration…

等离子体物理 · 物理学 2014-05-09 A. A. Rukhadze , S. P. Sadykova , T. G. Samkharadze , P. Gibbon

An experimental investigation of collisionless shock ion acceleration is presented using a multicomponent plasma and a high-intensity picosecond duration laser pulse. Protons are the only accelerated ions when a near-critical-density plasma…

The extreme electric fields created in high-intensity laser-plasma interactions could generate energetic ions far more compactly than traditional accelerators. Despite this promise, laser-plasma accelerators have remained stagnant at…

等离子体物理 · 物理学 2024-12-31 Zheng Gong , Sida Cao , John P. Palastro , Matthew R. Edwards

Opportunities for investigations of nuclear reactions at the future nuclear physics facilities such as radioactive ion beam facilities and high-power laser facilities are considered. Post-accelerated radioactive ion beams offer…

核实验 · 物理学 2016-04-08 Martin Veselsky , Jozef Klimo , Nikoleta Vujisicova , Georgios A. Souliotis

A scheme to generate highly collimated $\gamma$-ray pulse is proposed for the production of muon and electron pairs in $\gamma-\gamma$ collider. The $\gamma$-ray pulse, with high conversion efficiency, can be produced as the result of…

等离子体物理 · 物理学 2017-12-27 J. Q. Yu , R. H. Hu , Z. Gong , A. Ting , Z. Najmudin , D. Wu , H. Y. Lu , W. J. Ma , X. Q. Yan

We demonstrate in this research the quasi-monoenergetic electron and proton acceleration through three dimensional particle-in-cell simulations of short petawatt circular polarized laser pulse interactions with near critical density…

等离子体物理 · 物理学 2018-01-25 Ashutosh Sharma

The proton-Boron 11 (p-B11) fusion reaction is much harder to harness for commercial power than the easiest fusion reaction, namely the deuterium and tritium (DT) reaction. The p-B11 reaction requires much higher temperatures, and, even at…

等离子体物理 · 物理学 2023-05-18 Ian E. Ochs , Elijah J. Kolmes , Mikhail E. Mlodik , Tal Rubin , Nathaniel J. Fisch

The understanding of the physics of lasermatter interactions in the strongly relativistic regime is of fundamental importance. In this article, a new mechanism of fast electron generation at the vacuum-solid boundary of intense laser pulse…

等离子体物理 · 物理学 2010-09-07 T. Baeva , S. Gordienko , A. P. L. Robinson , P. A. Norreys

Generation of highly-polarized high-energy brilliant $\gamma$-rays via laser-plasma interaction has been investigated in the quantum radiation-reaction regime. We employ a quantum-electrodynamics particle-in-cell code to describe…

等离子体物理 · 物理学 2020-03-17 Kun Xue , Zhen-Ke Dou , Feng Wan , Tong-Pu Yu , Wei-Min Wang , Jie-Ru Ren , Qian Zhao , Yong-Tao Zhao , Zhong-Feng Xu , Jian-Xing Li