Search Results - "Dzelzainis, T"
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Generation of neutral and high-density electron–positron pair plasmas in the laboratory
Published in Nature communications (23-04-2015)“…Electron–positron pair plasmas represent a unique state of matter, whereby there exists an intrinsic and complete symmetry between negatively charged (matter)…”
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2
Direct observation of density-gradient effects in harmonic generation from plasma mirrors
Published in Physical review letters (22-04-2013)“…High-order harmonics and attosecond pulses of light can be generated when ultraintense, ultrashort laser pulses reflect off a solid-density plasma with a sharp…”
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3
Coherent synchrotron emission from electron nanobunches formed in relativistic laser–plasma interactions
Published in Nature physics (01-11-2012)“…Extreme ultraviolet and X-ray radiation can be generated when the high harmonics of incident laser light are reflected by a dense plasma, the so-called…”
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4
Experimental Observation of a Current-Driven Instability in a Neutral Electron-Positron Beam
Published in Physical review letters (03-11-2017)“…We report on the first experimental observation of a current-driven instability developing in a quasineutral matter-antimatter beam. Strong magnetic fields (≥1…”
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5
Relativistic electron mirrors from nanoscale foils for coherent frequency upshift to the extreme ultraviolet
Published in Nature communications (23-04-2013)“…Reflecting light from a mirror moving close to the speed of light has been envisioned as a route towards producing bright X-ray pulses since Einstein’s seminal…”
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6
Coherent control of high harmonic generation via dual-gas multijet arrays
Published in Physical review letters (19-10-2011)“…High harmonic generation (HHG) is a central driver of the rapidly growing field of ultrafast science. We present a novel quasiphase-matching (QPM) concept with…”
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7
Dependence of laser-driven coherent synchrotron emission efficiency on pulse ellipticity and implications for polarization gating
Published in Physical review letters (28-03-2014)“…The polarization dependence of laser-driven coherent synchrotron emission transmitted through thin foils is investigated experimentally. The harmonic…”
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8
Optical measurement of the temporal delay between two ultra-short and focussed laser pluses
Published in Optics express (08-02-2016)“…Temporal overlapping of ultra-short and focussed laser pulses is a particularly challenging task, as this timescale lies orders of magnitude below the typical…”
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9
Versatile tape-drive target for high-repetition-rate laser-driven proton acceleration
Published in High power laser science and engineering (01-01-2023)“…We present the development and characterization of a high-stability, multi-material, multi-thickness tape-drive target for laser-driven acceleration at…”
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10
Coherent synchrotron emission in transmission from ultrathin relativistic laser plasmas
Published in New journal of physics (31-01-2013)“…Relativistic laser plasmas have been shown to provide a robust platform for the generation of bright attosecond pulses via the relativistically oscillating…”
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11
Automated control and optimization of laser-driven ion acceleration
Published in High power laser science and engineering (01-01-2023)“…The interaction of relativistically intense lasers with opaque targets represents a highly non-linear, multi-dimensional parameter space. This limits the…”
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12
Versatile tape-drive target for high-repetition-rate laser-driven proton acceleration – CORRIGENDUM
Published in High power laser science and engineering (2023)Get full text
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13
Soft x-ray free electron laser microfocus for exploring matter under extreme conditions
Published in Optics express (28-09-2009)“…We have focused a beam (BL3) of FLASH (Free-electron LASer in Hamburg: lambda = 13.5 nm, pulse length 15 fs, pulse energy 10-40 microJ, 5 Hz) using a fine…”
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14
Electronic structure of an XUV photogenerated solid-density aluminum plasma
Published in Physical review letters (01-06-2010)“…By use of high intensity XUV radiation from the FLASH free-electron laser at DESY, we have created highly excited exotic states of matter in solid-density…”
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15
Decay of cystalline order and equilibration during the solid-to-plasma transition induced by 20-fs microfocused 92-eV free-electron-laser pulses
Published in Physical review letters (22-04-2011)“…We have studied a solid-to-plasma transition by irradiating Al foils with the FLASH free electron laser at intensities up to 10(16) W/cm(2). Intense XUV…”
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16
Fast electron penetration in laser-irradiated solids
Published in The European physical journal. D, Atomic, molecular, and optical physics (01-11-2012)“…In this letter we present data comparing the yield of Cu K- α radiation for foils of differing thickness irradiated with a Ti:Sapphire laser generating 40 fs…”
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17
Efficient control of quantum paths via dual-gas high harmonic generation
Published in New journal of physics (03-11-2011)Get full text
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18
X-ray scattering from warm dense iron
Published in High energy density physics (01-09-2013)“…We have carried out X-ray scattering experiments on iron foil samples that have been compressed and heated using laser-driven shocks created with the VULCAN…”
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19
Fast-electron refluxing effects on anisotropic hard-x-ray emission from intense laser-plasma interactions
Published in Physical review. E, Statistical, nonlinear, and soft matter physics (01-03-2015)“…Fast-electron generation and dynamics, including electron refluxing, is at the core of understanding high-intensity laser-plasma interactions. This field is…”
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20
Grazing incidence pumping of an 18.9 nm Ni-like Mo X-ray laser
Published in The European physical journal. ST, Special topics (01-08-2009)“…Results of an experiment investigating the grazing-incidence pumping of a Ni-like Mo X-ray laser are presented. The X-ray laser was produced with a 600 mJ, 500…”
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