Femtosecond filamentation in transparent media

A Couairon, A Mysyrowicz - Physics reports, 2007 - Elsevier
This paper introduces and discusses the main aspects of ultrashort laser pulse filamentation
in various transparent media such as air (gases), transparent solids and liquids. The …

Ultrashort filaments of light in weakly ionized, optically transparent media

L Bergé, S Skupin, R Nuter, J Kasparian… - Reports on progress in …, 2007 - iopscience.iop.org
Modern laser sources nowadays deliver ultrashort light pulses reaching few cycles in
duration and peak powers exceeding several terawatt (TW). When such pulses propagate …

[图书][B] The supercontinuum laser source: fundamentals with updated references

RR Alfano - 2006 - Springer
Over the past four years, there has been a surge of activity in the supercontinuum field since
the introduction of various types of microstructure fibers. The main reason for this great …

Laser-accelerated, low-divergence 15-MeV quasimonoenergetic electron bunches at 1 kHz

F Salehi, M Le, L Railing, M Kolesik, HM Milchberg - Physical Review X, 2021 - APS
We demonstrate laser wakefield acceleration of quasimonoenergetic electron bunches up to
15 MeV at 1-kHz repetition rate with 2.5-pC charge per bunch and a core with< 7-mrad …

Backward stimulated radiation from filaments in nitrogen gas and air pumped by circularly polarized 800 nm femtosecond laser pulses

S Mitryukovskiy, Y Liu, P Ding, A Houard… - Optics express, 2014 - opg.optica.org
We report on strong backward stimulated emission at 337 nm in nitrogen gas pumped by
circularly polarized femtosecond laser pulses at 800 nm. A distinct dependence of the …

Generation of long-lived underdense channels using femtosecond filamentation in air

G Point, C Milián, A Couairon… - Journal of Physics B …, 2015 - iopscience.iop.org
Using femtosecond laser pulses at 800 and 400 nm, we characterize the formation of
underdense channels in air generated by laser filamentation at the millijoule energy level by …

Vector optical beam with controllable variation of polarization during propagation in free space: A review

WY Wang, TY Cheng, ZX Bai, S Liu, JQ Lü - Applied Sciences, 2021 - mdpi.com
The vector optical beam with longitudinally varying polarization during propagation in free
space has attracted significant attention in recent years. Compared with traditional vector …

Focal dynamics of multiple filaments: Microscopic imaging and reconstruction

PP Kiran, S Bagchi, SR Krishnan, CL Arnold… - Physical Review A …, 2010 - APS
We observe the complete dynamics of the propagation of very intense, femtosecond laser
pulses in air under tight focusing conditions via direct imaging of the entire interaction zone …

Dramatic enhancement of supercontinuum generation in elliptically-polarized laser filaments

S Rostami, M Chini, K Lim, JP Palastro, M Durand… - Scientific Reports, 2016 - nature.com
Broadband laser sources based on supercontinuum generation in femtosecond laser
filamentation have enabled applications from stand-off sensing and spectroscopy to the …

Laser ellipticity-dependent supercontinuum generation by femtosecond laser filamentation in air

N Chen, TJ Wang, Z Zhu, H Guo, Y Liu, F Yin, H Sun… - Optics Letters, 2020 - opg.optica.org
We experimentally investigate the laser polarization effect on the supercontinuum (SC)
generation through femtosecond laser filamentation in air. By tuning filamenting laser …