Search Results - "Gaumnitz, Thomas"
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Streaking of 43-attosecond soft-X-ray pulses generated by a passively CEP-stable mid-infrared driver
Published in Optics express (30-10-2017)“…Attosecond metrology has so far largely remained limited to titanium:sapphire lasers combined with an active stabilization of the carrier-envelope phase (CEP)…”
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2
Extreme–ultraviolet high–harmonic generation in liquids
Published in Nature communications (13-09-2018)“…High–harmonic generation (HHG) in gases has been the main enabling technology of attosecond science since its discovery. Recently, HHG from solids has been…”
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3
Complete reconstruction of ultra-broadband isolated attosecond pulses including partial averaging over the angular distribution
Published in Optics express (28-05-2018)“…Attosecond streaking is a powerful tool to investigate ultrafast electron dynamics on the attosecond time scale. To obtain the highest temporal resolution in a…”
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4
Measuring the frequency chirp of extreme-ultraviolet free-electron laser pulses by transient absorption spectroscopy
Published in Nature communications (28-01-2021)“…High-intensity ultrashort pulses at extreme ultraviolet (XUV) and x-ray photon energies, delivered by state-of-the-art free-electron lasers (FELs), are…”
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All-XUV Pump-Probe Transient Absorption Spectroscopy of the Structural Molecular Dynamics of Di-iodomethane
Published in Physical review. X (01-07-2021)“…In this work, we use an extreme-ultraviolet (XUV) free-electron laser (FEL) to resonantly excite theI:4d5/2–σ*transition of a gas-phase di-iodomethane (CH2I2)…”
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Strong-Field Extreme-Ultraviolet Dressing of Atomic Double Excitation
Published in Physical review letters (15-10-2019)Get full text
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Complete characterisation of attosecond SXR pulses generated by MIR laser sources
Published in EPJ Web of Conferences (2019)“…Attosecond streaking with broadband SXR continua leads to contributions from multiple overlapping lines in the photoelectron spectrum. The Volkov-transform…”
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Journal Article Conference Proceeding -
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Minimizing attosecond CEP jitter by carrier envelope phase tuning
Published in EPJ Web of conferences (2019)“…Minimizing the CEP jitter of isolated attosecond pulses (IAP) will be important for future applications. This jitter is experimentally and theoretically…”
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Journal Article Conference Proceeding -
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Using a passively stable attosecond beamline for relative photoemission time delays at high XUV photon energies
Published in Optics express (29-10-2018)“…We present and demonstrate an experimental scheme that enables overlap-free reconstruction of attosecond beating by interference of two-photon transitions…”
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10
Strong-Field Extreme-Ultraviolet Dressing of Atomic Double Excitation
Published in Physical review letters (16-10-2019)“…We report on the experimental observation of a strong-field dressing of an autoionizing two-electron state in helium with intense extreme-ultraviolet laser…”
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11
Nonlinear Coherence Effects in Transient-Absorption Ion Spectroscopy with Stochastic Extreme-Ultraviolet Free-Electron Laser Pulses
Published in Physical review letters (04-09-2019)“…We demonstrate time-resolved nonlinear extreme-ultraviolet absorption spectroscopy on multiply charged ions, here applied to the doubly charged neon ion,…”
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12
Strong-field ionization of molecular iodine traced with XUV pulses from a free-electron laser
Published in Physical review. A, Atomic, molecular, and optical physics (25-10-2012)Get full text
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13
Investigations of dynamic light scattering properties in fluorescent solution: A comprehensive study using plasmonic enhanced Flow-Cytometry
Published 25-01-2017“…In this article we present a new diagnostic approach utilizing flow-cytometry to study compounds of nanoparticle samples in solution by analysis of their…”
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14
Stabilizing isolated attosecond pulse formation by dispersion tuning
Published 26-10-2017“…The carrier envelop phase (CEP) of isolated attosecond pulses (IAPs) is theoretically and experimentally investigated based on the assumption that a…”
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15
Strong-field extreme-ultraviolet dressing of atomic double excitation
Published 16-07-2019“…Phys. Rev. Lett. 123, 163201 (2019) We report on the experimental observation of strong-field dressing of an autoionizing two-electron state in helium with…”
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Nonlinear coherence effects in transient-absorption ion spectroscopy with stochastic extreme-ultraviolet free-electron laser pulses
Published 16-07-2019“…Phys. Rev. Lett. 123, 103001 (2019) We demonstrate time-resolved nonlinear extreme-ultraviolet absorption spectroscopy on multiply charged ions, here applied…”
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