Lukáš Indra

1 kHz, 12 mJ, 15 fs, supercontinuum-seeded OPCPA laser as an auxiliary beam for pump-probe experiments

Emily Erdman, Jakub Novák, Peter Dupej, Vojtěch Grossmann et autres

The femtosecond synchronization project (FSYNC) at ELI-Beamlines in Czechia aims to improve experiments with the L1-Allegra laser (up to 50 mJ at 1 kHz, 15 fs pulse duration) by providing another beamline that can run in two configurations—either independently, allowing two experiments …

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A 1kHz, 12mJ, 16fs, white-light seeded OPCPA laser (FSYNC) as an auxiliary beam for pump probe experiments and as a test bed for broadband coherent beam combining

Emily Erdman, Jakub Novák, Roman Antipenkov, Gaudenis Jansonas et autres

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Dual output multi mJ kilohertz broadband frontend for L2-DUHA laser

Lukáš Indra, A. B. Whitehead, Jonathan T. Green, Alexandr Špaček et autres

The broadband frontend of L2-DUHA laser consist of two picosecond OPCPA chains intended to provide a NIR-IR seed for high power nanosecond OPCPA and a MID-IR auxiliary beam. Both OPCPA chains are driven by a single regenerative amplifier providing 3 ps, 40 …

Performance of the L2 DUHA pump laser for high-energy, high-repetition rate OPCPA

Jan Bartoníček, Jan Eisenschreiber, Martin Fibrich, Jonathan T. Green et autres

We report on the latest performance results of the cryogenically cooled high energy, 20 Hz Yb:YAG multipass amplifier for pumping the OPCPA of the L2 DUHA beamline at the Extreme Light Infrastructure ERIC. We present detailed characteristics of the amplification performance emphasizing …

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A 1 Khz, 12 Mj, 15 Fs, Supercontinuum Seeded Opcpa Laser (Fsync) as an Auxiliary Beam for Pump-Probe Experiments

Emily Erdman, Jakub Novák, P. Dupej, Vojtěch Grossmann et autres

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Design and Analysis of DFIG Grid Interconnected System Using Hysteresis Controller for Power Quality Enhancement

Arun S Mali, Lukáš Indra, Ritesh Dash, Sarat Chandra Swain et autres

In a DFIG grid interconnected system the stator is connected to the grid and that of the rotor turbine side has been connected to wind velocity. PI controller controls both the grid side controller and rotor side controller in such a manner …

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Femtosecond Precision Synchronization of Independent Laser Systems for Pump-Probe Experiments

Emily Erdman, Jakub Novák, Roman Antipenkov, Lukáš Indra et autres

The L1-Allegra laser (1 kHz, 50 mJ pulse energy, 15 fs pulse duration) developed at ELI-Beamlines [1] in Czechia is already being used for various scientific experiments. The femtosecond synchronization project (referred to as F-SYNC) aims to dramatically improve the experiments with …

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Development of L2-DUHA laser front-end for near-IR and mid-IR generation at ELI-Beamlines

Lukáš Indra, Alexandr Špaček, Tyler J. Green, Jan Bartoníček et autres

The L2-DUHA Laser (Dual-beam Ultra-fast High energy OPCPA Amplifier) designed to provide 100 TW-level pulses at 50 Hz is being developed at ELI-beamlines. The front end will provide the seed for 100 TW pulse train and also synchronized multi-mJ, sub 50 fs, …

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Development of the L2-DUHA high repetition rate, 100 TW OPCPA system for laser wakefield acceleration

Jonathan T. Green, Jan Bartoníček, Lukáš Indra, Martin Fibrich et autres

The L2-DUHA laser is a 100 TW laser system under development at the ELI-Beamlines facility with target output parameters 3 J, 25 fs, and 50 Hz. It is based entirely on DPSSL-pumped OPCPA with a front end pumped by a picosecond pulse …

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F-SYNC: a 1 kHz high energy OPCPA auxiliary beam synchronizable with fs precision and arbitrary delay to the L1-Allegra laser

Jakub Novák, Emily Erdman, Roman Antipenkov, Lukáš Indra et autres

We report on the progress in developing a high energy, 1 kHz OPCPA auxiliary laser (F-SYNC) which is intended to supplement the L1-Allegra beamline. The auxiliary pulses are synchronized to the main laser with femtosecond precision and arbitrary delay.

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100 W Dual-Output Thin Disk Laser for Picosecond OPCPA Pumping

Emily Erdman, Jakub Novák, Roman Antipenkov, Martin Horáček et autres

Thin disk regenerative amplifiers have suitable characteristics to pump picosecond OPCPA. By optimizing the trigger pulse to the MZM, a dual-output laser operating at 100 W, 1 kHz repetition rate, compressed to the transform limit is reported.

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Upgrades of L1 Allegra Laser at ELI-Beamlines Facility for the Extended User Experiment Capabilities

Roman Antipenkov, Emily Erdman, Jakub Novák, Robert Boge et autres

We report on the performance improvements of the L1 Allegra laser system. The pump laser upgrade with the thin-disk multipass amplifier allows for the energy ramp-up, while a newly developed synchronized auxiliary laser system provides the capability of the pump-probe experiments at …

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