Wavelength dependence of femtosecond laser-induced breakdown in water and implications for laser surgery
The wavelength dependence of the threshold for femtosecond optical breakdown in water
provides information on the interplay of multiphoton, tunneling, and avalanche ionization …
provides information on the interplay of multiphoton, tunneling, and avalanche ionization …
Signatures of ultrafast electronic and atomistic dynamics in bulk photoluminescence of CVD and natural diamonds excited by ultrashort laser pulses of variable …
Inter-band photoexcitation in bulk natural and synthetic diamonds by tightly focused near-IR
(1030 nm) ultrashort laser pulses of variable duration (0.3–6.3 ps) promotes characteristic …
(1030 nm) ultrashort laser pulses of variable duration (0.3–6.3 ps) promotes characteristic …
Temporal Airy pulses for controlled high aspect ratio nanomachining of dielectrics
N Götte, T Winkler, T Meinl, T Kusserow, B Zielinski… - Optica, 2016 - opg.optica.org
Understanding the interplay between optical pulse parameters and ultrafast material
response is critical in achieving efficient and controlled laser nanomachining. In general, the …
response is critical in achieving efficient and controlled laser nanomachining. In general, the …
Laser amplification in excited dielectrics
Wide-bandgap dielectrics such as glasses or water are transparent at visible and infrared
wavelengths. This changes when they are exposed to ultrashort and highly intense laser …
wavelengths. This changes when they are exposed to ultrashort and highly intense laser …
Process research on micro-machining diamond microgroove by femtosecond laser
J Dou, Y Sun, M Xu, J Cui, X Mei, W Wang… - Integrated …, 2019 - Taylor & Francis
Using micro-nano processing system of 120 fs and 800 nm low-frequency femtosecond
laser, the microgroove was processed on the CVD diamond. The effects of some processing …
laser, the microgroove was processed on the CVD diamond. The effects of some processing …
Hologram imaging quality improvement by ionization controlling based on the self-trapped excitons with double-pulse femtosecond laser
Holograms hidden inside transparent materials are important for information encryption
storage because of their advantages of secrecy, and could completely avoid information loss …
storage because of their advantages of secrecy, and could completely avoid information loss …
Dynamics of femtosecond laser-induced shockwaves at a water/air interface using multiple excitation beams
M Vreugdenhil, D Van Oosten, J Hernandez-Rueda - Optics letters, 2018 - opg.optica.org
We investigate the formation, propagation, and interaction of femtosecond laser-induced
flows of compressed air at a water/air interface by recording the transient reflectivity of …
flows of compressed air at a water/air interface by recording the transient reflectivity of …
Transient scattering effects and electron plasma dynamics during ultrafast laser ablation of water
J Hernandez-Rueda, D Oosten - Optics letters, 2019 - opg.optica.org
We study the dynamics of single-shot ultrafast laser ablation of a water–gas interface. We
model the extremely nonlinear light–water interaction during the first picosecond by …
model the extremely nonlinear light–water interaction during the first picosecond by …
Self-healing dynamics and absolute temporal focusing of a truncated Airy pulse under higher-order phase modulations
A Banerjee, S Roy - JOSA B, 2018 - opg.optica.org
We investigate the dynamics of a temporal Airy pulse under different phase modulations
inside a linear dispersive Si-based waveguide. Under third-order dispersion (TOD), the Airy …
inside a linear dispersive Si-based waveguide. Under third-order dispersion (TOD), the Airy …
Unveiling nonlinear regimes of light amplification in fused silica with femtosecond imaging spectroscopy
We observe and characterize two nonlinear light-amplification regimes with unique spectral
properties and fluence dependencies in laser-excited fused silica using ultrafast pump …
properties and fluence dependencies in laser-excited fused silica using ultrafast pump …