Search Results - "Baumann, Thomas M."
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Multiple-core-hole resonance spectroscopy with ultraintense X-ray pulses
Published in Nature communications (15-09-2023)“…Understanding the interaction of intense, femtosecond X-ray pulses with heavy atoms is crucial for gaining insights into the structure and dynamics of matter…”
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A 1D imaging soft X‐ray spectrometer for the small quantum systems instrument at the European XFEL
Published in Journal of synchrotron radiation (01-09-2024)“…A 1D imaging soft X‐ray spectrometer installed on the small quantum systems (SQS) scientific instrument of the European XFEL is described. It uses movable…”
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The beam transport system for the Small Quantum Systems instrument at the European XFEL: optical layout and first commissioning results
Published in Journal of synchrotron radiation (01-03-2023)“…The Small Quantum Systems instrument is one of the six operating instruments of the European XFEL, dedicated to the atomic, molecular and cluster physics…”
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Harmonic radiation contribution and X‐ray transmission at the Small Quantum Systems instrument of European XFEL
Published in Journal of synchrotron radiation (01-07-2023)“…Transmission measurements of the soft X‐ray beamline to the Small Quantum Systems (SQS) scientific instrument at the SASE3 undulator of European XFEL are…”
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High‐resolution electron time‐of‐flight spectrometers for angle‐resolved measurements at the SQS Instrument at the European XFEL
Published in Journal of synchrotron radiation (01-05-2022)“…A set of electron time‐of‐flight spectrometers for high‐resolution angle‐resolved spectroscopy was developed for the Small Quantum Systems (SQS) instrument at…”
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Observation of molecular resonant double-core excitation driven by intense X-ray pulses
Published in Communications physics (17-10-2024)“…The ultrashort and intense pulses of X-rays produced at X-ray free electron lasers (XFELs) have enabled unique experiments on the atomic level structure and…”
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Alternative Pathway to Double-Core-Hole States
Published in Physical review letters (22-12-2023)“…Excited double-core-hole states of isolated water molecules resulting from the sequential absorption of two x-ray photons have been investigated. These states…”
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Timing and X-ray pulse characterization at the Small Quantum Systems instrument of the European X-ray Free Electron Laser
Published in Optics express (08-11-2021)“…This contribution presents the initial characterization of the pump-probe performance at the Small Quantum Systems (SQS) instrument of the European X-ray Free…”
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Generation of Large Vortex-Free Superfluid Helium Nanodroplets
Published in Physical review letters (18-08-2023)Get full text
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Metrology characterization of ultraprecise bendable mirrors for the European XFEL: from offsite calibration to installation and commissioning
Published in Journal of synchrotron radiation (01-07-2019)“…The European XFEL requires long and ultraflat X‐ray mirrors of high precision for the beam offset and distribution system [Altarelli et al. (2006), XFEL…”
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Double Core-Hole Generation in O2 Molecules Using an X-Ray Free-Electron Laser: Molecular-Frame Photoelectron Angular Distributions
Published in Physical review letters (16-10-2020)“…We report on a multiparticle coincidence experiment performed at the European X-ray Free-Electron Laser at the Small Quantum Systems instrument using a…”
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Metrology characterization of ultraprecise bendable mirrors for the European XFEL: from offsite calibration to installation and commissioning1
Published in Journal of synchrotron radiation (18-06-2019)“…The European XFEL requires long and ultraflat X-ray mirrors of high precision for the beam offset and distribution system in each beamline; it is foreseen to…”
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13
Double Core-Hole Generation in O 2 Molecules Using an X-Ray Free-Electron Laser: Molecular-Frame Photoelectron Angular Distributions
Published in Physical review letters (14-10-2020)Get full text
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Photoelectron Diffraction Imaging of a Molecular Breakup Using an X-Ray Free-Electron Laser
Published in Physical review. X (08-06-2020)“…A central motivation for the development of x-ray free-electron lasers has been the prospect of time-resolved single-molecule imaging with atomic resolution…”
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High-temporal-resolution X-ray spectroscopy with free-electron and optical lasers
Published in Optica (20-04-2022)“…Ultrafast X-ray spectroscopies require flexible X-ray properties together with high temporal and spectral resolution. Here, we demonstrate simultaneous…”
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A localized view on molecular dissociation via electron-ion partial covariance
Published in Communications chemistry (28-03-2022)“…Inner-shell photoelectron spectroscopy provides an element-specific probe of molecular structure, as core-electron binding energies are sensitive to the…”
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Double Core-Hole Generation in O_{2} Molecules Using an X-Ray Free-Electron Laser: Molecular-Frame Photoelectron Angular Distributions
Published in Physical review letters (16-10-2020)Get full text
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Transmission spectroscopy of CF$_4$ molecules in intense x-ray fields
Published 05-07-2024“…The nonlinear interaction of x-rays with matter is at the heart of understanding and controlling ultrafast molecular dynamics from an atom-specific viewpoint,…”
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20
Multiple-core-hole resonance spectroscopy with ultraintense X-ray pulses
Published 14-03-2023“…Understanding the interaction of intense, femtosecond X-ray pulses with heavy atoms is crucial for gaining insights into the structure and dynamics of matter…”
Get full text
Journal Article