Highly efficient and aberration-free off-plane grating spectrometer and monochromator for EUV—soft X-ray applications

J Li, K Li, X Zhang, D Popmintchev, H Xu… - Light: Science & …, 2024 - nature.com
We demonstrate a novel flat-field, dual-optic imaging EUV—soft X-ray spectrometer and
monochromator that attains an unprecedented throughput efficiency exceeding 60% by …

Femtosecond extreme ultraviolet photoelectron spectroscopy of organic molecules in aqueous solution

J Hummert, G Reitsma, N Mayer… - The Journal of …, 2018 - ACS Publications
Time-resolved valence photoelectron spectroscopy is an established tool for studies of
ultrafast molecular dynamics in the gas phase. Here we demonstrate time-resolved XUV …

Retrieving intracycle interference in angle-resolved laser-assisted photoemission from argon

J Hummert, M Kubin, SD López, JI Fuks… - Journal of Physics B …, 2020 - iopscience.iop.org
We report on a combined experimental and theoretical study of XUV ionization of atomic
argon in the presence of a near-infrared (NIR) laser field. Using a table-top source of …

Optimization of high-order harmonic generation for the time-resolved ARPES

Y Liang, X He, L Liu, J Wang, S Wang, Z Wei - The European Physical …, 2022 - Springer
We experimentally investigated the optimized phase matching condition for high order
harmonic generation as a source of time-resolved Angle-resolved photoemission …

Phase modulators in alignment to decrease mark size

FGC Bijnen, M Eralp, SR Huisman… - US Patent …, 2023 - Google Patents
An alignment apparatus includes an illumination system configured to direct one or more
illumination beams towards an alignment target and receive the diffracted beams from the …

Metrology device and phase modulator apparatus therefor comprising a first moving grating and a first compensatory grating element

AJ Den Boef, SR Huisman - US Patent 11,815,675, 2023 - Google Patents
Disclosed is a phase modulator apparatus comprises at least a first phase modulator for
modulating input radiation, and a metrology device comprising such a phase modulator …