The 2021 ultrafast spectroscopic probes of condensed matter roadmap

J Lloyd-Hughes, PM Oppeneer… - Journal of Physics …, 2021 - iopscience.iop.org
In the 60 years since the invention of the laser, the scientific community has developed
numerous fields of research based on these bright, coherent light sources, including the …

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 …

Element-selectively tracking ultrafast demagnetization process in Co/Pt multilayer thin films by the resonant magneto-optical Kerr effect

K Yamamoto, SE Moussaoui, Y Hirata… - Applied Physics …, 2020 - pubs.aip.org
We examined the photo-induced dynamics of ferromagnetic Co/Pt thin films exhibiting
perpendicular magnetic anisotropy by means of the resonant polar magneto-optical Kerr …

Ultrafast behavior of induced and intrinsic magnetic moments in CoFeB/Pt bilayers probed by element-specific measurements in the extreme ultraviolet spectral range

C von Korff Schmising, S Jana, K Yao, M Hennecke… - Physical Review …, 2023 - APS
The ultrafast and element-specific response of magnetic systems containing ferromagnetic 3
d transition metals and 4 d/5 d heavy metals is of interest both from a fundamental as well as …

Nonequilibrium sub–10 nm spin-wave soliton formation in FePt nanoparticles

D Turenne, A Yaroslavtsev, X Wang… - Science …, 2022 - science.org
Magnetic nanoparticles such as FePt in the L10 phase are the bedrock of our current data
storage technology. As the grains become smaller to keep up with technological demands …

Table-top extreme ultraviolet second harmonic generation

T Helk, E Berger, S Jamnuch, L Hoffmann… - Science …, 2021 - science.org
The lack of available table-top extreme ultraviolet (XUV) sources with high enough fluxes
and coherence properties has limited the availability of nonlinear XUV and x-ray …

Capturing ultrafast magnetization phenomenon using femtosecond x rays

S Jeppson, R Kukreja - APL Materials, 2021 - pubs.aip.org
Recent advances in x-ray and extreme ultraviolet sources have enabled a new frontier for
ultrafast studies of magnetic materials. Modern x-ray free electron lasers and high-harmonic …

Photo-induced antiferromagnetic-ferromagnetic and spin-state transition in a double-perovskite cobalt oxide thin film

Y Zhang, T Katayama, A Chikamatsu… - Communications …, 2022 - nature.com
Investigation of ultrafast dynamic behaviors can provide novel insights about the coupling
mechanisms among multiple degrees of freedom in condensed matters, such as lattice …

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 …

Element-specific magnetization dynamics in Co–Pt alloys induced by strong optical excitation

I Vaskivskyi, RS Malik, L Salemi… - The Journal of …, 2021 - ACS Publications
Ever since its first observation, the microscopic origin of ultrafast magnetization dynamics
has been actively debated. Even more questions arise when considering composite …