Acousto-optic modulation of gigawatt-scale laser pulses in ambient air

Y Schrödel, C Hartmann, J Zheng, T Lang, M Steudel… - Nature …, 2024 - nature.com
Control over the intensity, shape, direction and phase of coherent light is essential in
numerous fields, from gravitational wave astronomy, quantum metrology and ultrafast …

Quantum and coherent signal transmission on a single-frequency channel via the electro-optic serrodyne technique

P Rübeling, J Heine, R Johanning, M Kues - Science Advances, 2024 - science.org
Fiber-optical networks are well established to accommodate global data traffic via coherent
information transmission. The next generation of telecommunications will require the …

Ultrafast laser state active controlling based on anisotropic quasi-1D material

Z Yang, Q Yu, J Wu, H Deng, Y Zhang… - Light: Science & …, 2024 - nature.com
Laser state active controlling is challenging under the influence of inherent loss and other
nonlinear effects in ultrafast systems. Seeking an extension of degree of freedom in optical …

Dispersion-engineered multi-pass cell for single-stage post-compression of an ytterbium laser

L Silletti, A Bin Wahid, E Escoto, P Balla, S Rajhans… - Optics Letters, 2023 - opg.optica.org
Post-compression methods for ultrafast laser pulses typically face challenging limitations,
including saturation effects and temporal pulse breakup, when large compression factors …

Bright continuously tunable vacuum ultraviolet source for ultrafast spectroscopy

L Jurkovičová, L Ben Ltaief, A Hult Roos, O Hort… - Communications …, 2024 - nature.com
Ultrafast electron dynamics drive phenomena such as photochemical reactions, catalysis,
and light harvesting. To capture such dynamics in real-time, femtosecond to attosecond light …

Below-threshold harmonic generation in gas-jets for Th-229 nuclear spectroscopy

A Schönberg, HS Salman, A Tajalli, S Kumar, I Hartl… - Optics express, 2023 - opg.optica.org
The generation of below-threshold harmonics in gas-jets constitutes a promising path
towards optical frequency combs in the vacuum ultra-violet (VUV) spectral range. Of …

Simultaneous nonlinear spectral broadening and temporal contrast enhancement of ultrashort pulses in a multi-pass cell

J Kaur, L Daniault, Z Cheng, O Tourneur… - Journal of Physics …, 2023 - iopscience.iop.org
We study both numerically and experimentally the use of two third-order nonlinear temporal
filtering techniques, namely nonlinear ellipse rotation and cross-polarized wave generation …

Improved temporal characteristics for post-compressed pulses via application-tailored nonlinear polarization ellipse rotation

E Escoto, F Pressacco, Y Jiang, S Rajhans… - Optics Letters, 2024 - opg.optica.org
Intense ultrashort laser pulses with high temporal quality are essential for fundamental
science. Nonlinear polarization ellipse rotation (NER) is one way to ensure this high …

Wideband and low-spurious optical waveform generator for optically addressable quantum systems manipulation and control

S Welinski, E Beattie, L Ulrich, S Wengerowsky… - Optics …, 2024 - opg.optica.org
Optical manipulation of quantum systems requires stable laser sources able to produce
complex waveforms over a large frequency range. In the visible region, such waveforms can …

UV 30 fs laser pulse generation using a multi-pass cell

V Hariton, Y Jiang, A Schönberg, M Seidel… - Optics Letters, 2024 - opg.optica.org
Ultrashort ultraviolet (UV) pulses are pivotal for resolving ultrafast electron dynamics.
However, their efficient generation is strongly impeded by material dispersion and two …