M. Mudrich
YOU?
Author Swipe
View article: Interatomic Coulombic decay in lithium-doped large helium nanodroplets induced by photoelectron impact excitation
Interatomic Coulombic decay in lithium-doped large helium nanodroplets induced by photoelectron impact excitation Open
Irradiation of condensed matter with ionizing radiation generally causes direct photoionization as well as secondary processes that often dominate the ionization dynamics. Here, large helium (He) nanodroplets with radius nm doped with …
View article: Interatomic Coulombic decay in lithium-doped large helium nanodroplets induced by photoelectron impact excitation
Interatomic Coulombic decay in lithium-doped large helium nanodroplets induced by photoelectron impact excitation Open
Irradiation of condensed matter with ionizing radiation generally causes direct photoionization as well as secondary processes that often dominate the ionization dynamics. Here, large helium (He) nanodroplets with radius ≳ 40 nm doped with…
View article: Interatomic Coulombic decay in lithium-doped large helium nanodroplets induced by photoelectron impact excitation
Interatomic Coulombic decay in lithium-doped large helium nanodroplets induced by photoelectron impact excitation Open
Irradiation of condensed matter with ionizing radiation generally causes direct photoionization as well as secondary processes that often dominate the ionization dynamics. Here, large helium (He) nanodroplets with radius >40 nm doped with …
View article: Observation of sequential three-body dissociation of camphor molecule—a native frame approach
Observation of sequential three-body dissociation of camphor molecule—a native frame approach Open
The three-body dissociation dynamics of the dicationic camphor molecule (C 10 H 16 O 2+ ) resulting from Auger decay are investigated using soft x-ray synchrotron radiation. A photoelectron-photoion-photoion coincidence method, a combinati…
View article: Damped Coulomb explosion of a cluster core encapsulated in a He nanodroplet
Damped Coulomb explosion of a cluster core encapsulated in a He nanodroplet Open
The dynamics of an x-ray ionized two-component core-shell nanosystem is experimentally probed using doped helium (He) nanodroplets. First, a soft x-ray pump pulse selectively inner-shell ionizes the core cluster of heavy rare-gas atoms, ca…
View article: Observation of Interatomic Coulombic Decay Induced by Double Excitation of Helium in Nanodroplets
Observation of Interatomic Coulombic Decay Induced by Double Excitation of Helium in Nanodroplets Open
Interatomic Coulombic decay (ICD) plays a crucial role in weakly bound complexes exposed to intense or high-energy radiation. So far, neutral or ionic atoms or molecules have been prepared in singly excited electron or hole states that can…
View article: Observation of sequential three-body dissociation of camphor molecule -- a native frame approach
Observation of sequential three-body dissociation of camphor molecule -- a native frame approach Open
The three-body dissociation dynamics of the dicationic camphor molecule (C$_{10}$H$_{16}$O$^{2+}$) resulting from Auger decay are investigated using soft X-ray synchrotron radiation. A photoelectron-photoion-photoion coincidence (PEPIPICO)…
View article: Fragmentation of water clusters formed in helium nanodroplets by charge transfer and Penning ionization
Fragmentation of water clusters formed in helium nanodroplets by charge transfer and Penning ionization Open
Helium nanodroplets (“HNDs”) are widely used for forming tailor-made clusters and molecular complexes in a cold, transparent, and weakly interacting matrix. The characterization of embedded species by mass spectrometry is often complicated…
View article: Strong-field quantum control in the extreme ultraviolet using pulse shaping
Strong-field quantum control in the extreme ultraviolet using pulse shaping Open
Tailored light-matter interactions in the strong coupling regime enable the manipulation and control of quantum systems with up to unit efficiency, with applications ranging from quantum information to photochemistry. While strong light-ma…
View article: Method of kinetic energy reconstruction from time-of-flight mass spectra
Method of kinetic energy reconstruction from time-of-flight mass spectra Open
We present a method for the reconstruction of ion kinetic energy distributions from ion time-of-flight mass spectra through ion trajectory simulations. In particular, this method is applicable to complicated spectrometer geometries with la…
View article: Fragmentation of Water Clusters Formed in Helium Nanodroplets by Charge Transfer and Penning Ionization
Fragmentation of Water Clusters Formed in Helium Nanodroplets by Charge Transfer and Penning Ionization Open
Helium nanodroplets ("HNDs") are widely used for forming tailor-made clusters and molecular complexes in a cold, transparent, and weakly-interacting matrix. Characterization of embedded species by mass spectrometry is often complicated by …
View article: Bright continuously tunable vacuum ultraviolet source for ultrafast spectroscopy
Bright continuously tunable vacuum ultraviolet source for ultrafast spectroscopy Open
Ultrafast electron dynamics drive phenomena such as photochemical reactions, catalysis, and light harvesting. To capture such dynamics in real-time, femtosecond to attosecond light sources are extensively used. However, an exact match betw…
View article: Electron and ion spectroscopy of camphor doped helium nanodroplets in the extreme UV and soft x-ray regime
Electron and ion spectroscopy of camphor doped helium nanodroplets in the extreme UV and soft x-ray regime Open
We investigate the ionisation and fragmentation dynamics of free camphor molecules and camphor-doped helium nanodroplets by extreme ultraviolet (EUV) and soft x-ray photons using velocity map imaging combined with photoelectron-photoion co…
View article: Spectroscopically resolved resonant interatomic Coulombic decay in photoexcited large He nanodroplets
Spectroscopically resolved resonant interatomic Coulombic decay in photoexcited large He nanodroplets Open
Interatomic Coulombic decay (ICD) processes play a crucial role in weakly bound complexes exposed to intense or high-energy radiation. Using large helium nanodroplets, we demonstrate that ICD is efficient even when the droplets are irradia…
View article: Observation of interatomic Coulombic decay induced by double excitation of helium in nanodroplets
Observation of interatomic Coulombic decay induced by double excitation of helium in nanodroplets Open
Interatomic Coulombic decay (ICD) plays a crucial role in weakly bound complexes exposed to intense or high-energy radiation. So far, neutral or ionic atoms or molecules have been prepared in singly excited electron or hole states which ca…
View article: Spectroscopically resolved resonant interatomic Coulombic decay in photoexcited large He nanodroplets
Spectroscopically resolved resonant interatomic Coulombic decay in photoexcited large He nanodroplets Open
Interatomic Coulombic decay (ICD) processes play a crucial role in weakly bound complexes exposed to intense or high-energy radiation. Using large helium nanodroplets, we demonstrate that ICD is efficient even when the droplets are irradia…
View article: Dopant ionization and efficiency of ion and electron ejection from helium nanodroplets
Dopant ionization and efficiency of ion and electron ejection from helium nanodroplets Open
Photoionization spectroscopy and mass spectrometry of doped helium (He) nanodroplets rely on the ability to efficiently detect ions and/or electrons. Using a commercial quadrupole mass spectrometer and a photoelectron–photoion coincidence …
View article: Secondary ionization of pyrimidine nucleobases and their microhydrated derivatives in helium nanodroplets
Secondary ionization of pyrimidine nucleobases and their microhydrated derivatives in helium nanodroplets Open
Radiation damage in biological systems by ionizing radiation is predominantly caused by secondary processes such as charge and energy transfer leading to the breaking of bonds in DNA. Here, we study the fragmentation of cytosine (Cyt) and …
View article: Dopant ionization and efficiency of ion and electron ejection from helium nanodroplets
Dopant ionization and efficiency of ion and electron ejection from helium nanodroplets Open
Photoionization spectroscopy and mass spectrometry of doped helium (He) nanodroplets rely on the ability to efficiently detect ions and/or electrons. Using a commercial quadrupole mass spectrometer and a photoelectron-photoion coincidence …
View article: Electron energy loss and angular asymmetry induced by elastic scattering in helium droplets
Electron energy loss and angular asymmetry induced by elastic scattering in helium droplets Open
Helium nanodroplets are ideal model systems to unravel the complex interaction of condensed matter with ionizing radiation. Here we study the effect of purely elastic electron scattering on angular and energy distributions of photoelectron…
View article: An electron–ion coincidence spectrometer for commissioning of a synchrotron radiation beamline: Absolute photon intensity and content of higher harmonic radiation
An electron–ion coincidence spectrometer for commissioning of a synchrotron radiation beamline: Absolute photon intensity and content of higher harmonic radiation Open
We describe the commissioning of a new electron–ion coincidence spectrometer used to diagnose the photon beam from a plane grating monochromator beamline at the ASTRID2 synchrotron radiation facility. The spectrometer allows determination …
View article: Long-lasting XUV activation of helium nanodroplets for avalanche ionization
Long-lasting XUV activation of helium nanodroplets for avalanche ionization Open
We study the dynamics of avalanche ionization of pure helium nanodroplets activated by a weak extreme-ultraviolet (XUV) pulse and driven by an intense near-infrared (NIR) pulse. In addition to a transient enhancement of ignition of a nanop…
View article: Bright continuously-tunable VUV source for ultrafast spectroscopy
Bright continuously-tunable VUV source for ultrafast spectroscopy Open
Ultrafast electron dynamics drive phenomena such as photochemical reactions, catalysis, and light harvesting. To capture such dynamics in real-time, femtosecond to attosecond light sources are extensively used. However, an exact match betw…
View article: Electron correlation dynamics in atomic Kr excited by XUV pulses and controlled by NIR laser pulses of variable intensity
Electron correlation dynamics in atomic Kr excited by XUV pulses and controlled by NIR laser pulses of variable intensity Open
We have investigated the possibility to track and control correlation dynamics of valence electrons in krypton (Kr) initiated by the absorption of one extreme ultraviolet (XUV) photon. In this investigation, pump-probe experiments have bee…
View article: Extreme Ultraviolet Wave Packet Interferometry of the Autoionizing HeNe Dimer
Extreme Ultraviolet Wave Packet Interferometry of the Autoionizing HeNe Dimer Open
Femtosecond extreme ultraviolet wave packet interferometry (XUV-WPI) was applied to study resonant interatomic Coulombic decay (ICD) in the HeNe dimer. The high demands on phase stability and sensitivity for vibronic XUV-WPI of molecular-b…
View article: A new endstation for extreme-ultraviolet spectroscopy of free clusters and nanodroplets
A new endstation for extreme-ultraviolet spectroscopy of free clusters and nanodroplets Open
In this work, we present a new endstation for the AMOLine of the ASTRID2 synchrotron at Aarhus University, which combines a cluster and nanodroplet beam source with a velocity map imaging and time-of-flight spectrometer for coincidence ima…
View article: Extreme ultraviolet wave packet interferometry of the autoionizing HeNe dimer
Extreme ultraviolet wave packet interferometry of the autoionizing HeNe dimer Open
Femtosecond extreme ultraviolet wave packet interferometry (XUV-WPI) was applied to study resonant inter-atomic Coulombic decay (ICD) in the HeNe dimer. The high demands on phase stability and sensitivity for vibronic XUV-WPI of molecular-…
View article: A new endstation for extreme-ultraviolet spectroscopy of free clusters and nanodroplets
A new endstation for extreme-ultraviolet spectroscopy of free clusters and nanodroplets Open
We present a new endstation for the AMOLine of the ASTRID2 synchrotron at Aarhus University, which combines a cluster and nanodroplet beam source with a velocity map imaging and time-of-flight spectrometer for coincidence imaging spectrosc…