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Optically controlling the competition between spin flips and intersite spin transfer in a Heusler half-metal on sub–100-fs time scales
SA Ryan, PC Johnsen, MF Elhanoty, A Grafov, N Li… - Science …, 2023 - science.org
The direct manipulation of spins via light may provide a path toward ultrafast energy-efficient
devices. However, distinguishing the microscopic processes that can occur during ultrafast …
devices. However, distinguishing the microscopic processes that can occur during ultrafast …
Femtosecond Extreme Ultraviolet Absorption Spectroscopy of Transition Metal Complexes
J Vura-Weis - Annual Review of Physical Chemistry, 2025 - annualreviews.org
In this review, we survey the use of extreme ultraviolet absorption spectroscopy to measure
electronic and vibrational dynamics in transition metal complexes. Photons in this 30–100 …
electronic and vibrational dynamics in transition metal complexes. Photons in this 30–100 …
Attosecond magnetization dynamics in non-magnetic materials driven by intense femtosecond lasers
O Neufeld, N Tancogne-Dejean… - npj Computational …, 2023 - nature.com
Irradiating solids with ultrashort laser pulses is known to initiate femtosecond timescale
magnetization dynamics. However, sub-femtosecond spin dynamics have not yet been …
magnetization dynamics. However, sub-femtosecond spin dynamics have not yet been …
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 …
Direct Probe of Conical Intersection Photochemistry by Time-Resolved X-ray Magnetic Circular Dichroism
The direct probing of photochemical dynamics by detecting the electronic coherence
generated during passage through conical intersections is an intriguing challenge. The …
generated during passage through conical intersections is an intriguing challenge. The …
High-resolution ptychographic imaging at a seeded free-electron laser source using OAM beams
M Pancaldi, F Guzzi, CS Bevis, M Manfredda, J Barolak… - Optica, 2024 - opg.optica.org
Electromagnetic waves possessing orbital angular momentum (OAM) are powerful tools for
applications in optical communications, quantum technologies, and optical tweezers …
applications in optical communications, quantum technologies, and optical tweezers …
Photon-shot-noise-limited transient absorption soft X-ray spectroscopy at the European XFEL
L Le Guyader, A Eschenlohr, M Beye… - Synchrotron …, 2023 - journals.iucr.org
Femtosecond transient soft X-ray absorption spectroscopy (XAS) is a very promising
technique that can be employed at X-ray free-electron lasers (FELs) to investigate out-of …
technique that can be employed at X-ray free-electron lasers (FELs) to investigate out-of …
Nonlinear harmonics of a seeded free-electron laser as a coherent and ultrafast probe to investigate matter at the water window and beyond
G Penco, G Perosa, E Allaria, L Badano, F Bencivenga… - Physical Review A, 2022 - APS
The advent of free-electron lasers (FELs) in the soft-and hard-x-ray spectral regions has
introduced the possibility to probe electronic, magnetic, and structural dynamics, in both …
introduced the possibility to probe electronic, magnetic, and structural dynamics, in both …
Laser-induced coherent spin change due to spin-orbit coupling
Direct light-spin interactions, induced by spin-orbit coupling (SOC), enable ultrafast spin
manipulation through coherent spin excitation, which is universal in magnetic materials due …
manipulation through coherent spin excitation, which is universal in magnetic materials due …
Ab initio investigation of laser-induced ultrafast demagnetization of FePt: Intensity dependence and importance of electron coherence
MS Mrudul, PM Oppeneer - Physical Review B, 2024 - APS
We theoretically investigate the optically induced demagnetization of ferromagnetic FePt
using the time-dependent density functional theory (TDDFT). We compare the …
using the time-dependent density functional theory (TDDFT). We compare the …