[HTML][HTML] Concepts and use cases for picosecond ultrasonics with x-rays
This review discusses picosecond ultrasonics experiments using ultrashort hard x-ray probe
pulses to extract the transient strain response of laser-excited nanoscopic structures from …
pulses to extract the transient strain response of laser-excited nanoscopic structures from …
Ultrafast demagnetization in ferromagnetic materials: Origins and progress
X Chen, R Adam, DE Bürgler, F Wang, Z Lu, L Pan… - Physics Reports, 2025 - Elsevier
Since the discovery of ultrafast demagnetization in Ni thin films in 1996, laser-induced
ultrafast spin dynamics have become a prominent research topic in the field of magnetism …
ultrafast spin dynamics have become a prominent research topic in the field of magnetism …
Spin stress contribution to the lattice dynamics of FePt
Invar-behavior occurring in many magnetic materials has long been of interest to materials
science. Here, we show not only invar behavior of a continuous film of FePt but also even …
science. Here, we show not only invar behavior of a continuous film of FePt but also even …
Temporal Separation between Lattice Dynamics and Electronic Spin‐State Switching in Spin‐Crossover Thin Films Evidenced by Time‐Resolved X‐Ray Diffraction
Spin‐crossover (SCO) complexes have drawn significant attention for the possibility to
photoswitch their electronic spin state on a sub‐picosecond timescale at the molecular level …
photoswitch their electronic spin state on a sub‐picosecond timescale at the molecular level …
[HTML][HTML] Toward ultrafast magnetic depth profiling using time-resolved x-ray resonant magnetic reflectivity
V Chardonnet, M Hennes, R Jarrier, R Delaunay… - Structural …, 2021 - pubs.aip.org
During the last two decades, a variety of models have been developed to explain the
ultrafast quenching of magnetization following femtosecond optical excitation. These models …
ultrafast quenching of magnetization following femtosecond optical excitation. These models …
[HTML][HTML] Reciprocal space slicing: A time-efficient approach to femtosecond x-ray diffraction
An experimental technique that allows faster assessment of out-of-plane strain dynamics of
thin film heterostructures via x-ray diffraction is presented. In contrast to conventional high …
thin film heterostructures via x-ray diffraction is presented. In contrast to conventional high …
Propagation of insulator-to-metal transition driven by photoinduced strain waves in a Mott material
Ultrafast photoexcitation can generate internal compressive stress in Mott insulators that
lead to strain waves from free surfaces. These photoinduced elastic waves can trigger phase …
lead to strain waves from free surfaces. These photoinduced elastic waves can trigger phase …
[HTML][HTML] Unconventional picosecond strain pulses resulting from the saturation of magnetic stress within a photoexcited rare earth layer
Optical excitation of spin-ordered rare earth metals triggers a complex response of the
crystal lattice since expansive stresses from electron and phonon excitations compete with a …
crystal lattice since expansive stresses from electron and phonon excitations compete with a …
Accelerating the Laser‐Induced Phase Transition in Nanostructured FeRh via Plasmonic Absorption
By ultrafast x‐ray diffraction (UXRD), it is shown that the laser‐induced magnetostructural
phase transition in FeRh nanoislands proceeds faster and more complete than in …
phase transition in FeRh nanoislands proceeds faster and more complete than in …
Quasi-static strain governing ultrafast spin dynamics
The quasi-static strain (QSS) is the product induced by the lattice thermal expansion after
ultrafast photo-excitation. Although the ultrafast spin dynamics driven by the QSS and …
ultrafast photo-excitation. Although the ultrafast spin dynamics driven by the QSS and …