Emerging ultrafast techniques for studying quantum materials

A Zong, BR Nebgen, SC Lin, JA Spies… - Nature Reviews …, 2023‏ - nature.com
In quantum materials, emergent functional properties resulting from strong correlations or
electronic topology offer opportunities for new applications. Over the past decade, ultrafast …

Ultrafast high-harmonic spectroscopy of solids

C Heide, Y Kobayashi, SRU Haque, S Ghimire - Nature Physics, 2024‏ - nature.com
High-harmonic spectroscopy, an ultrafast all-optical technique initially conceptualized in
atomic and molecular systems, has now emerged as a powerful platform for studying the …

Ultrafast creation of a light-induced semimetallic state in strongly excited 1T-TiSe2

M Huber, Y Lin, G Marini, L Moreschini, C Jozwiak… - Science …, 2024‏ - science.org
Screening, a ubiquitous phenomenon associated with the shielding of electric fields by
surrounding charges, has been widely adopted as a means to modify a material's properties …

Exploring quantum materials with resonant inelastic x-ray scattering

M Mitrano, S Johnston, YJ Kim, MPM Dean - Physical Review X, 2024‏ - APS
Understanding quantum materials—solids in which interactions among constituent electrons
yield a great variety of novel emergent quantum phenomena—is a forefront challenge in …

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 …

The interplay of local electron correlations and ultrafast spin dynamics in fcc Ni

T Lojewski, MF Elhanoty, L Le Guyader… - Materials Research …, 2023‏ - Taylor & Francis
The complex electronic structure of metallic ferromagnets is determined by a balance
between exchange interaction, electron hop** leading to band formation, and local …