Venkatesan Jambunathan
Academy of Sciences of the Czech Republic
88 Papers
283 Citations
Venkatesan Jambunathan is an academic researcher from Academy of Sciences of the Czech Republic. The author has contributed to research in topics: Laser & Slope efficiency. The author has an hindex of 16, co-authored 77 publications. Previous affiliations of Venkatesan Jambunathan include Rovira i Virgili University.
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Papers
Status of the High Average Power Diode-Pumped Solid State Laser Development at HiLASE
Ondřej Novák,Taisuke Miura,Martin Smrž,Michal Chyla,Siva Sankar Nagisetty,Jiří Mužík,Jens Linnemann,Hana Turcicova,Venkatesan Jambunathan,Ondřej Slezák,Magdalena Sawicka-Chyla,Jan Pilař,Stefano Bonora,Martin Divoký,Jakub Měsíček,Alina Pranovich,Pawel Sikocinski,Jaroslav Huynh,Patricie Severova,Petr Navratil,David Vojna,Lucie Horackova,Klaus Mann,Antonio Lucianetti,Akira Endo,Danijela Rostohar,Tomas Mocek +26 more
TL;DR: An overview of the latest developments of kilowatt-level diode pumped solid state lasers for advanced applications at the HiLASE Centre is presented in this paper, where the beamlines are based on Yb:YAG thin-disk amplifiers and chirped pulse amplification.
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High-Contrast, High-Intensity Petawatt-Class Laser and Applications
Hiromitsu Kiriyama,Michiaki Mori,Alexander S. Pirozhkov,Koichi Ogura,Akito Sagisaka,Akira Kon,Timur Zh. Esirkepov,Yukio Hayashi,Hideyuki Kotaki,M. Kanasaki,Hironao Sakaki,Yuji Fukuda,James Koga,Mamiko Nishiuchi,Masaki Kando,Sergei V. Bulanov,Kiminori Kondo,Paul R. Bolton,Ondrej Slezak,David Vojna,Magdalena Sawicka-Chyla,Venkatesan Jambunathan,Antonio Lucianetti,Tomas Mocek +23 more
TL;DR: In this paper, a high-contrast high-intensity petawatt-class Ti:sapphire chirped-pulse amplification laser has been developed for research on high field science.
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Microchip Yb:CaLnAlO_4 lasers with up to 91% slope efficiency
Pavel Loiko,Josep Maria Serres,Xavier Mateos,Xiaodong Xu,Jun Xu,Venkatesan Jambunathan,Petr Navratil,Antonio Lucianetti,Tomas Mocek,Xuzhao Zhang,Uwe Griebner,Valentin Petrov,Magdalena Aguiló,Francesc Díaz,Arkady Major +14 more
TL;DR: Multi-watt continuous-wave operation of tetragonal rare-earth calcium aluminate crystals in plano-plano microchip lasers was demonstrated with an almost quantum-defect-limited slope efficiency and their spectroscopic properties were revisited.
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Overview of the HiLASE project: high average power pulsed DPSSL systems for research and industry
M. Divoky,Martin Smrz,Michal Chyla,Pawel Sikocinski,Patricie Severova,Ondřej Novák,Jaroslav Huynh,Siva Sankar Nagisetty,T. Miura,Jan Pilař,Ondrej Slezak,M. Sawicka,Venkatesan Jambunathan,Jan Vanda,Akira Endo,Antonio Lucianetti,Danijela Rostohar,Paul Mason,P. J. Phillips,Klaus Ertel,Saumyabrata Banerjee,Cristina Hernandez-Gomez,John Collier,Tomas Mocek +23 more
TL;DR: An overview of the Czech national R&D project HiLASE (High average power pulsed laser) is presented in this paper, where the project focuses on the development of advanced high repetition rate, diode pumped solid state laser (DPSSL) systems with energies in the range from mJ to 100 J and repetition rates of 10 Hz to 100 kHz.
Highly Efficient, Compact Tm3+:RE2O3 (RE = Y, Lu, Sc) Sesquioxide Lasers Based on Thermal Guiding
Pavel Loiko,Philipp Koopmann,Xavier Mateos,Josep Maria Serres,Venkatesan Jambunathan,Antonio Lucianetti,Tomas Mocek,Magdalena Aguiló,Francesc Díaz,Uwe Griebner,Valentin Petrov,Christian Kränkel +11 more
TL;DR: A comparison of the spectroscopic properties of Tm3+:RE2 O3 crystals in terms of transition cross sections and cross-relaxation (CR) efficiency required for efficient upconversion pumping is presented in this article.
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