Search Results - "Irman, A."
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Demonstration of a beam loaded nanocoulomb-class laser wakefield accelerator
Published in Nature communications (08-09-2017)“…Laser-plasma wakefield accelerators have seen tremendous progress, now capable of producing quasi-monoenergetic electron beams in the GeV energy range with…”
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Prospects for free-electron lasers powered by plasma-wakefield-accelerated beams
Published in Nature photonics (02-08-2024)“…Plasma-wakefield-based acceleration technology has the potential to revolutionize the field of particle accelerators. By providing acceleration gradients…”
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3
Compact spectroscopy of keV to MeV X-rays from a laser wakefield accelerator
Published in Scientific reports (13-07-2021)“…We reconstruct spectra of secondary X-rays from a tunable 250–350 MeV laser wakefield electron accelerator from single-shot X-ray depth-energy measurements in…”
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Direct Observation of Plasma Waves and Dynamics Induced by Laser-Accelerated Electron Beams
Published in Physical review. X (12-03-2019)“…Plasma wakefield acceleration (PWFA) is a novel acceleration technique with promising prospects for both particle colliders and light sources. However, PWFA…”
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5
Making spectral shape measurements in inverse Compton scattering a tool for advanced diagnostic applications
Published in Scientific reports (23-01-2018)“…Interaction of relativistic electron beams with high power lasers can both serve as a secondary light source and as a novel diagnostic tool for various beam…”
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Proton beam quality enhancement by spectral phase control of a PW-class laser system
Published in Scientific reports (01-04-2021)“…We report on experimental investigations of proton acceleration from solid foils irradiated with PW-class laser-pulses, where highest proton cut-off energies…”
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7
High resolution energy-angle correlation measurement of hard x rays from laser-Thomson backscattering
Published in Physical review letters (13-09-2013)“…Thomson backscattering of intense laser pulses from relativistic electrons not only allows for the generation of bright x-ray pulses but also for the…”
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Demonstration of a compact plasma accelerator powered by laser-accelerated electron beams
Published in Nature communications (17-05-2021)“…Plasma wakefield accelerators are capable of sustaining gigavolt-per-centimeter accelerating fields, surpassing the electric breakdown threshold in…”
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9
Coherent Optical Signatures of Electron Microbunching in Laser-Driven Plasma Accelerators
Published in Physical review letters (03-07-2020)“…We report observations of coherent optical transition radiation interferometry (COTRI) patterns generated by microbunched ∼ 200 − MeV electrons as they emerge…”
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10
Tomographic characterisation of gas-jet targets for laser wakefield acceleration
Published in Nuclear instruments & methods in physics research. Section A, Accelerators, spectrometers, detectors and associated equipment (11-09-2016)“…Laser wakefield acceleration (LWFA) has emerged as a promising concept for the next generation of high energy electron accelerators. The acceleration medium is…”
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Stable and High-Quality Electron Beams from Staged Laser and Plasma Wakefield Accelerators
Published in Physical review. X (01-11-2022)“…We present experimental results on a plasma wakefield accelerator (PWFA) driven by high-current electron beams from a laser wakefield accelerator (LWFA). In…”
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Hybrid LWFA-PWFA staging as a beam energy and brightness transformer: conceptual design and simulations
Published in Philosophical transactions of the Royal Society of London. Series A: Mathematical, physical, and engineering sciences (12-08-2019)“…We present a conceptual design for a hybrid laser-driven plasma wakefield accelerator (LWFA) to beam-driven plasma wakefield accelerator (PWFA). In this…”
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13
Gas-dynamic density downramp injection in a beam-driven plasma wakefield accelerator
Published in Physical review research (01-10-2021)“…We present the experimental demonstration of density downramp injection at a gas-dynamic shock in a beam-driven plasma accelerator. The ultrashort driver…”
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14
Restoring betatron phase coherence in a beam-loaded laser-wakefield accelerator
Published in Physical review. Accelerators and beams (01-09-2021)“…Matched beam loading in laser wakefield acceleration, characterizing the state of flattening the accelerating electric field along the bunch, leads to the…”
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Probing ultrafast magnetic-field generation by current filamentation instability in femtosecond relativistic laser-matter interactions
Published in Physical review research (04-05-2020)“…The current filamentation instability is a key phenomenon underpinning various processes in astrophysics, laboratory laser-plasma, and beam-plasma experiments…”
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16
Femtosecond electron-bunch dynamics in laser wakefields and vacuum
Published in Physical review special topics. PRST-AB. Accelerators and beams (01-12-2007)“…Recent advances in laser wakefield acceleration demonstrated the generation of extremely short (with a duration of a few femtoseconds) relativistic electron…”
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EuPRAXIA Conceptual Design Report
Published in The European physical journal. ST, Special topics (01-12-2020)“…This report presents the conceptual design of a new European research infrastructure EuPRAXIA. The concept has been established over the last four years in a…”
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18
Controlling the dynamics of spontaneous emission from quantum dots by photonic crystals
Published in Nature (05-08-2004)“…Control of spontaneously emitted light lies at the heart of quantum optics. It is essential for diverse applications ranging from miniature lasers and…”
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Single-shot betatron source size measurement from a laser-wakefield accelerator
Published in Nuclear instruments & methods in physics research. Section A, Accelerators, spectrometers, detectors and associated equipment (01-09-2016)“…Betatron radiation emitted by accelerated electrons in laser-wakefield accelerators can be used as a diagnostic tool to investigate electron dynamics during…”
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Targets for high repetition rate laser facilities: needs, challenges and perspectives
Published in High power laser science and engineering (2017)“…A number of laser facilities coming online all over the world promise the capability of high-power laser experiments with shot repetition rates between 1 and…”
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