Articles with "ion acceleration" as a keyword



Tantalum ion acceleration in laser‐generated plasma and dependence on the pulse duration

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Published in 2019 at "Contributions to Plasma Physics"

DOI: 10.1002/ctpp.201900043

Abstract: The laser irradiation of tantalum targets is presented for different pulsed laser intensities ranging from 1010 up to about 1018 W/cm2 and pulse durations from 9 ns up to 40 fs. The results show that the produced… read more here.

Keywords: pulse duration; laser; duration; ion acceleration ... See more keywords

Laser-ion acceleration using mixed compositions: Tailoring the target for each species

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Published in 2019 at "Physics of Plasmas"

DOI: 10.1063/1.5121430

Abstract: Particle-in-cell simulations of laser- ion acceleration demonstrate marked discrepancies in the acceleration experienced by the different ion species in complex target compositions, especially when the target becomes relativistically transparent to the pulse during irradiation. Beginning… read more here.

Keywords: ion acceleration; acceleration; target; target compositions ... See more keywords

Laser-driven ion acceleration in the presence of increasing heating of relativistic electrons at steep overdense plasma interfaces

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Published in 2024 at "Physics of Plasmas"

DOI: 10.1063/5.0222378

Abstract: The role of the density gradient in the electron acceleration process by intense laser pulses for a plasma profile with a steep interface between vacuum and a strongly overdense plasma is investigated via particle-in-cell simulations… read more here.

Keywords: overdense plasma; plasma; ion acceleration; electron ... See more keywords

Numerical simulations of laser-driven experiments of ion acceleration in stochastic magnetic fields

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Published in 2024 at "Physics of Plasmas"

DOI: 10.1063/5.0223496

Abstract: We present numerical simulations used to interpret laser-driven plasma experiments at the GSI Helmholtz Centre for Heavy Ion Research. The mechanisms by which non-thermal particles are accelerated in astrophysical environments, e.g., the solar wind, supernova… read more here.

Keywords: laser driven; lower hybrid; numerical simulations; ion ... See more keywords

Criteria for ion acceleration in laboratory magnetized quasi-perpendicular collisionless shocks: When are 2D simulations enough?

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Published in 2025 at "Physics of Plasmas"

DOI: 10.1063/5.0269035

Abstract: The study of collisionless shocks and their role in cosmic ray acceleration has gained importance through observations and simulations, driving interest in reproducing these conditions in laboratory experiments using high-power lasers. In this work, we… read more here.

Keywords: quasi perpendicular; collisionless shocks; laboratory; ion acceleration ... See more keywords

Prepulse-induced changes in ion acceleration direction: Insights from TNSA regime experiments and simulations at PHELIX

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Published in 2025 at "Physics of Plasmas"

DOI: 10.1063/5.0278103

Abstract: We present an experimental and simulation-based study on ion beam deflection in laser-matter interactions conducted at the PHELIX facility. The experiment was performed using a main pulse (1053 nm, 500 fs) reaching peak intensities of ∼1.5×1021… read more here.

Keywords: pre pulse; beam; ion acceleration; ion ... See more keywords

Ion acceleration from multispecies nano-structured target using high-intensity laser: a simulation study

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Published in 2023 at "Plasma Physics and Controlled Fusion"

DOI: 10.1088/1361-6587/acda5f

Abstract: The use of nano-structured targets has the ability to enhance the energy and quality of accelerated electron and ion beams in comparison to conventional flat foil targets. Ion acceleration from plastic foil target of sub-micron… read more here.

Keywords: target; ion acceleration; nano structured; laser ... See more keywords

Prediction of laser-induced breakdown in sub-micron-thick dielectric targets for laser-ion acceleration

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Published in 2024 at "Plasma Physics and Controlled Fusion"

DOI: 10.1088/1361-6587/ad994e

Abstract: In laser-ion acceleration experiments, the interaction of the rising flank of a high power laser pulse with the target can cause pre-ionization and subsequent target pre-expansion long before the arrival of the main laser peak.… read more here.

Keywords: laser; laser ion; ion acceleration; dielectric targets ... See more keywords

Electron thermalization and ion acceleration in XUV-produced plasma from nanoparticles in He gas environment

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Published in 2025 at "New Journal of Physics"

DOI: 10.1088/1367-2630/ada575

Abstract: We use intense femtosecond extreme ultraviolet (XUV) pulses with a photon energy of 92 eV from the FLASH free electron laser to irradiate substrate-free CsCl nanoparticles surrounded by a He gas with a number density… read more here.

Keywords: gas environment; xuv; gas; nanoparticle ... See more keywords
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Scaling laws for laser-driven ion acceleration from nanometer-scale ultrathin foils.

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Published in 2021 at "Physical review. E"

DOI: 10.1103/physreve.104.025210

Abstract: Laser-driven ion acceleration has attracted global interest for its potential towards the development of a new generation of compact, low-cost accelerators. Remarkable advances have been seen in recent years with a substantial proton energy increase… read more here.

Keywords: laser driven; ion; ion acceleration; nanometer scale ... See more keywords

Beam-Ion Acceleration during Edge Localized Modes in the ASDEX Upgrade Tokamak.

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Published in 2018 at "Physical review letters"

DOI: 10.1103/physrevlett.121.025002

Abstract: The acceleration of beam ions during edge localized modes (ELMs) in a tokamak is observed for the first time through direct measurements of fast-ion losses in low collisionality plasmas. The accelerated beam-ion population exhibits well-localized… read more here.

Keywords: ion acceleration; edge localized; acceleration; beam ion ... See more keywords