[HTML][HTML] Mechanism of single-cycle THz pulse generation and X-ray emission: water-flow irradiated by two ultra-short laser pulses

HH Huang, S Juodkazis, EG Gamaly, VT Tikhonchuk… - Nanomaterials, 2023 - mdpi.com
The interaction of two subsequent ultra-short sub-milli-Joule laser pulses with a thin water
flow results in an emission of a strong single-cycle THz pulse associated with enhanced soft …

Experimental investigation of nanosecond laser-induced shock waves in water using multiple excitation beams

Z Yang, H Bao, L Dai, H Zhang, J Lu - Optics Express, 2023 - opg.optica.org
Revealing the expansion and interaction dynamics of multiple shock waves induced by a
nanosecond laser is important for controlling laser surgery. However, the dynamic evolution …

Mechanism of Laser‐Induced Self‐Deposition of Nanoparticles Identified by In Situ Observation

L Chen, K Matsuda, Y Ito, H Sun… - Laser & Photonics …, 2024 - Wiley Online Library
Laser ablation has emerged as a promising technique for fabricating nanoparticles (NPs) on
metal surfaces, as demonstrated by extensive experimental and simulation studies …

Quantitative assessment of femtosecond laser-induced stress waves in fused silica

O Koritsoglou, G Duchateau, O Utéza, A Mouskeftaras - Physical Review B, 2024 - APS
Controlled processing of transparent materials with ultrashort laser pulses requires a
detailed and precise knowledge of the various laser-matter interaction mechanisms from …

Effect of sample temperature on femtosecond laser ablation of copper

WJ Dang, YT Chen, AM Chen, MX Jin - Chinese Physics B, 2024 - iopscience.iop.org
We conduct an experimental study supported by theoretical analysis of single laser ablating
copper to investigate the interactions between laser and material at different sample …

Laser energy partitioning in nanosecond pulsed laser-induced air breakdown: effect of incident laser energy

H Qayyum, A Ali Wahaj, A Noor, AH Abdel-Aty… - Applied Optics, 2023 - opg.optica.org
Air breakdown is generated by a 1064 nm nanosecond pulsed laser beam, and laser energy
deposited in the breakdown (E _d), transmitted through the plasma region (E _t) and carried …

Fine 3D Control of THz Emission in Air with Dual Femtosecond Laser Pre-pulses at Tunnelling Ionisation Regime

HH Huang, T Nagashima, K Kumagai, Y Hayasaki… - 2023 - preprints.org
Two pre-pulses focused at different positions and at different time moments were used to
enhance THz emission generated by the main pulse. The emission of THz radiation from air …

Dynamics of nanosecond laser-induced shock waves in water using multiple excitation beams

Y Zhi, H Bao, L Gao, H Zhang… - Eighth Asia Pacific …, 2023 - spiedigitallibrary.org
When a high-power laser beam is incident on water, the rapid heat transfer process triggers
ionization of the water in the active region, resulting in an explosion as well as outward …

MEASURING ENERGY DEPOSITION FROM A LASER INDUCED PLASMA IN AIR WHICH GENERATES BROADBAND MICROWAVE RADIATION

AM Janicek - 2023 - digitalrepository.unm.edu
The absorbed energy from a short pulse laser produced plasma is proportional to the
magnitude of the acoustic wave the plasma launches; however, methods to resolve absolute …

From femtosecond laser-induced plasma formation inside glass to stress wave generation and propagation: Experiments and modelling

A Mouskeftaras, O Koritsoglou… - … Conference on Lasers …, 2023 - opg.optica.org
Femtosecond lasers are an important industrial tool for material processing, offering many
advantages such as micrometric resolution, material independent processing and …