[HTML][HTML] Tunable ultrafast thermionic emission from femtosecond-laser hot spot on a metal surface by control of laser polarization and angle of incidence: A numerical …

MU Kahaly, S Madas, B Mesits, S Kahaly - Applied Surface Science, 2024 - Elsevier
Ultrafast laser induced thermionic emission from metal surfaces has several applications.
Here, we investigate the role of laser polarization and angle of incidence on the ultrafast …

Highly regular nanogratings on amorphous Ge films via laser-induced periodic surface sublimation

K Bronnikov, S Gladkikh, E Mitsai, E Modin… - Optics & Laser …, 2024 - Elsevier
Despite the fact that monocrystalline germanium (Ge) was historically the first material where
formation of laser-induced periodic surface structures (LIPSSs) was observed in 1965 and …

Wide-spectrum antireflective properties of germanium by femtosecond laser raster-type in situ repetitive direct writing technique

K Wang, Y Zhang, J Chen, Q Li, F Tang, X Ye, W Zheng - Coatings, 2024 - mdpi.com
A femtosecond laser raster-type in situ repetitive direct writing technique was used for the
fabrication of anti-reflective microhole structures in Germanium (Ge) in the visible near …

Pulsed Laser-Bleaching Semiconductor and Photodetector

C Huang, F Chen, Z Zhang, X Tang, M Zhu, J Sun… - Sensors, 2024 - mdpi.com
Pulsed lasers alter the optical properties of semiconductors and affect the photoelectric
function of the photodetectors significantly, resulting in transient changes known as …

[HTML][HTML] Optical and microstructural studies of femtosecond laser treated amorphous germanium thin coatings

L Kotsedi, A Abdelmalek, V Bharadwaj, CB Mtshali… - Optical Materials, 2024 - Elsevier
The study of the relaxation mechanism of amorphous germanium after femtosecond laser
irradiation is presented in this work. In particular, a thin germanium coating was deposited …

Ultrafast ionization of transparent materials under femtosecond laser irradiation

A Abdelmalek, A Sari, Z Bedrane… - Laser Applications …, 2023 - opg.optica.org
Conference title, upper and lower case, bolded, 18 point type, centered Page 1 Ultrafast
ionization of transparent materials under femtosecond laser irradiation A. Abdelmalek1, A …