Advances in intense femtosecond laser filamentation in air
This is a review of some recent development in femtosecond filamentation science with
emphasis on our collective work. Previously reviewed work in the field will not be discussed …
emphasis on our collective work. Previously reviewed work in the field will not be discussed …
Ultrabroad terahertz spectrum generation from an air-based filament plasma
VA Andreeva, OG Kosareva, NA Panov, DE Shipilo… - Physical review …, 2016 - APS
We have solved the long-standing problem of the mechanism of terahertz (THz) generation
by a two-color filament in air and found that both neutrals and plasma contribute to the …
by a two-color filament in air and found that both neutrals and plasma contribute to the …
Excellent Static and dynamic hyperpolarizabilities of TM@ C6O6Li6 (TM= Sc, Ti, V, Cr and Mn) complexes to prove their NLO applications
Static and dynamic hyperpolarizabilities of transition metals doped C 6 O 6 Li 6 (TM@ C 6 O
6 Li 6, TM= Sc, Ti, V, Cr and Mn) organometallic complexes are explored for their nonlinear …
6 Li 6, TM= Sc, Ti, V, Cr and Mn) organometallic complexes are explored for their nonlinear …
Laser-chirp controlled terahertz wave generation from air plasma
We report the laser-chirp controlled terahertz (THz) wave generation from two-color-laser-
induced air plasma. Our experimental results reveal that the THz wave is affected by both …
induced air plasma. Our experimental results reveal that the THz wave is affected by both …
Intense broadband THz generation from femtosecond laser filamentation
TJ Wang, S Yuan, Y Chen, SL Chin - Chinese Optics Letters, 2013 - opg.optica.org
Broadband and energetic terahertz (THz) pulses can be remotely generated in air through
filamentation. We review such THz generation and detection in femtosecond Ti-sapphire …
filamentation. We review such THz generation and detection in femtosecond Ti-sapphire …
Hat-top beams for generating tunable THz radiations using a medium of conducting nanocylinders
HK Malik, T Punia, D Sharma - Electronics, 2021 - mdpi.com
There are a large number of studies for terahertz (THz) radiation generation, but tunable THz
sources are still a challenge since it is difficult to tune frequency, focus and intensity of the …
sources are still a challenge since it is difficult to tune frequency, focus and intensity of the …
Flat-top THz directional diagram of a DC-biased filament
IA Nikolaeva, DE Shipilo, DV Pushkarev, GE Rizaev… - Optics Letters, 2021 - opg.optica.org
In the experiment, the laser pulse (744 nm, 0.5 mJ, 90 fs) focused into the air gap between
the plane electrodes biased by a 10 kV/cm field (DC-biased filament) produced terahertz …
the plane electrodes biased by a 10 kV/cm field (DC-biased filament) produced terahertz …
THz radiation generation through graphite nanoparticles having two different shapes and orientations of basal planes
T Punia, D Sharma, HK Malik - IEEE Transactions on Plasma …, 2022 - ieeexplore.ieee.org
Graphite nanoparticles (NPs) in two distinct geometries, ie, cylindrical and spherical, having
two different configurations of their basal planes with respect to the electric field of the laser …
two different configurations of their basal planes with respect to the electric field of the laser …
Single-shot femtosecond-pulsed phase-shifting digital holography
Parallel phase-shifting digital holography is capable of three-dimensional measurement of a
dynamically moving object with a single-shot recording. In this letter, we demonstrated a …
dynamically moving object with a single-shot recording. In this letter, we demonstrated a …
Shape-dependent terahertz radiation generation through nanoparticles
Through this theoretical study, nanoparticles-based Terahertz (THz) emission is explored
out by considering the graphite nanoparticles (NPs) of two different shapes, ie, spherical …
out by considering the graphite nanoparticles (NPs) of two different shapes, ie, spherical …