Hyper spectral resolution stimulated Raman spectroscopy with amplified fs pulse bursts

H Hu, T Flöry, V Stummer, A Pugzlys, M Zeiler… - Light: Science & …, 2024 - nature.com
We present a novel approach for Stimulated Raman Scattering (SRS) spectroscopy in which
a hyper spectral resolution and high-speed spectral acquisition are achieved by employing …

Anisotropic Raman spectral analysis and laser output based on large-sized scheelite bismuth molybdate tungstate mixed crystals

X Tian, L Chen, P Zhao, Y Sun, Z Gao - CrystEngComm, 2024 - pubs.rsc.org
Novel Raman crystals can significantly help to expand the available laser wavelength bands
and effectively promote the development of laser technology. Bismuth molybdate and …

Amplification of supercontinuum seed pulses at~ 1078–1355 nm by cascade rotational SRS in compressed hydrogen

A Petrulėnas, P Mackonis, A Černeckytė, AM Rodin - Applied Sciences, 2023 - mdpi.com
Multiple higher-order Stokes of rotational stimulated Raman scattering (SRS) in compressed
hydrogen covered the wavelength range from~ 1.1 µm to~ 1.4 µm using~ 1.2 ps pump …

Signal-to-idler energy conversion from 1.9 to 2.3 µm by transient stimulated Raman chirped-pulse amplification

A Petrulenas, P Mackonis, AM Rodin - Optics Letters, 2023 - opg.optica.org
The combination of optical parametric and transient stimulated Raman amplification of
chirped pulses demonstrates a new approach for idler energy buildup in the short-wave …

KGW and YVO4: two excellent nonlinear materials for high repetition rate infrared supercontinuum generation

V Marčiulionytė, K Reggui, G Tamošauskas… - Optics …, 2023 - opg.optica.org
We present an experimental investigation of supercontinuum generation in potassium
gadolinium tungstate (KGW) and yttrium vanadate (YVO_4) crystals pumped with 210 fs …

Raman wavelength conversion in a multipass cell

N Daher, X Délen, F Guichard, M Hanna, P Georges - Optics letters, 2021 - opg.optica.org
Positively chirped femtosecond pulses at 1030 nm are wavelength-converted using
spontaneous and stimulated Raman scattering in a potassium gadolinium tungstate crystal …

Synthesis of adjacent Stokes spectra in a two-stage transient stimulated Raman chirped-pulse amplifier

A Petrulenas, P Mackonis, AM Rodin - Crystals, 2022 - mdpi.com
The synthesis of adjacent overlapped Stokes spectra in two stages of a transient stimulated
Raman chirped-pulse amplifier, tuned respectively to the vibrational modes at 901 and 767 …

Investigation of materials for supercontinuum generation for subsequent nonlinear parametrical and Raman amplification at 1 MHz repetition rate

K Madeikis, PM Dansette, T Bartulevičius… - Optics & Laser …, 2021 - Elsevier
In the present work we performed research of supercontinuum generation in several
commonly used and new supercontinuum generation crystals for subsequent nonlinear …

Spontaneous Raman spectra analysis and efficient nanosecond pulse Raman laser of a BaTeW2O9 crystal

F Guo, P Yu, Z Gao, Z Wang, X Tao - Optics Letters, 2022 - opg.optica.org
In this Letter, the spontaneous Raman spectra of a novel, to the best of our knowledge,
crystal α-BaTeW_2O_9 (α-BTW) are characterized and analyzed. The relative Raman gain …

Cascaded vector vortex mode generation from a solid-state Raman laser

Y Nishigata, S Sasaki, K Miyamoto, T Omatsu - Applied Optics, 2021 - opg.optica.org
Cascaded vector vortex mode generation from a Ba (NO_3) _2 Raman laser cavity pumped
by a vector LG_0, 2 green laser was demonstrated for the first time to our knowledge. The …