Results:

PEER-REVIEWED PUBLICATIONS

  1. T. Dascalu, G. Croitoru, O. Grigore, N. Pavel, “High-peak power passively Q-switched Nd:YAG/Cr4+:YAG composite laser with multiple-beam output,” Photonics Research, 4(6), 267-271 (2016). https://doi.org/10.1364/PRJ.4.000267 (open access)

  2. O. V. Grigore, G. Croitoru, T. Dascalu, N. Pavel, “Diode-laser edge-pumped Nd:YAG/YAG lens-shaped composite laser,” Opt. & Laser Techn. 94, 86-89 (2017). https://doi.org/10.1016/j.optlastec.2017.03.018

  3. G. Croitoru (Salamu), F. Jipa, and N. Pavel, “Passive Q-switch laser operation of circular, buried depressed-cladding waveguides realized by direct fs-laser beam writing in Nd:YAG/Cr4+:YAG composite media,” Opt. Mat. Express 7(7), 2496-2504 (2017). https://doi.org/10.1364/OME.7.002496 (open access)

  4. N. Pavel, M. Bärwinkel, P. Heinz, D. Brüggemann, G. Dearden, G. Croitoru, O. V. Grigore, “Laser Ignition - Spark Plug Development and Application in Reciprocating Engines,” Prog. Quantum Electron. 58, 1-32 (2018). https://doi.org/10.1016/j.pquantelec.2018.04.001 (open access)

  5. G. Croitoru (Salamu) and N. Pavel, “Passive Q-Switching by Cr4+:YAG Saturable Absorber of Buried Depressed-Cladding Waveguides Obtained in Nd-Doped Media by Femtosecond Laser Beam Writing,” Materials 11(9), 1689 (2018). https://doi.org/10.3390/ma11091689 (open access)

  6. P. Ribes-Pleguezuelo, S. Zhang, E. Beckert, R. Eberhardt, F. Wyrowski, and A. Tünnermann, “Method to simulate and analyse induced stresses for laser crystal packaging technologies,” Opt. Express 25(6), 59275940 (2017). https://www.osapublishing.org/oe/abstract.cfm?uri=oe-25-6-5927 (open access)

  7. P. Ribes-Pleguezuelo, N. Pavel, E. Beckert, C. Damm, A. Bodemann, O. V. Grigore, G. Croitoru, C. A. Brandus, N. T. Vasile, R. Eberhardt, and A. Tünnermann, “Assembly process and optical performances for a golden laser spark-plug device,” Opt. Eng. 58(6), 065101 (2019). https://doi.org/10.1117/1.OE.58.6.065101 (open access)

CONFERENCES

  1. G. Croitoru (Salamu), O. V. Grigore, T. Dascalu, and N. Pavel, “Passively Q-switched Nd:YAG/Cr4+:YAG laser with multiple-beam output,” The 4th Laser Ignition Conference, 17-20 May 2016, Pacifico Yokohama, Yokohama, Japan, presentation LICp-1 (poster presentation). The summary of this presentation is available here: pdf

  2. T. Dascalu, G. Croitoru, O. V. Grigore, and N. Pavel, “Multiple-Beam Output High-Peak Power Nd:YAG/Cr4+:YAG Laser for Laser Ignition,” International Conference on Space Optics, ICSO 2016, 18-21 Oct. 2016, Biarritz, France; presentation 254 (poster presentation). The summary of this presentation is available here: pdf

  3. G. Croitoru, O. V. Grigore, M. Dinca, N. Pavel, M. Bärwinkel, P. Heinz, D. Brüggemann, “Aspects of Air-Breakdown with a High-Peak Power Passively Q-Switched Nd:YAG/Cr4+:YAG Laser,” The 5th Laser Ignition Conference, 20-23 June 2017, Bucharest, Romania; OSA Technical Digest (online) (Optical Society of America, 2017), paper LWA5.9 (poster); ISBN: 978-1-943580-32-3 (https://doi.org/10.1364/LIC.2017.LWA5.9). The summary of this presentation is available here: pdf
    Note: 2017 Optical Society of America. One print or electronic copy may be made for personal use only. Systematic reproduction and distribution, duplication of any material in this paper for a fee or for commercial purposes, or modifications of the content of this paper are prohibited.

  4. M. Bärwinkel, S. Lorenz, and D. Brüggemann, "Passively Q-Switched Laser Ignition: Influence of Focusing Properties on the Combustion of Lean Methane/Air-Mixtures," The 5th Laser Ignition Conference, 20-23 June 2017, Bucharest, Romania; OSA Technical Digest (online) (Optical Society of America, 2017), paper LFA3.3 (oral presentation); ISBN: 978-1-943580-32-3 (https://doi.org/10.1364/LIC.2017.LFA3.3). The summary of this presentation is available here: pdf
    Note: 2017 Optical Society of America. One print or electronic copy may be made for personal use only. Systematic reproduction and distribution, duplication of any material in this paper for a fee or for commercial purposes, or modifications of the content of this paper are prohibited.

  5. L. Zimmer, "Application of Laser Induced Ignition Interferometry and Plasma Spectroscopy (LI3PS) to Spray Ignition," The 5th Laser Ignition Conference, 20-23 June 2017, Bucharest, Romania; OSA Technical Digest (online) (Optical Society of America, 2017), paper LFA2.1 (invited talk); ISBN: 978-1-943580-32-3 (https://doi.org/10.1364/LIC.2017.LFA2.1). The summary of this presentation is available here: pdf
    Note: 2017 Optical Society of America. One print or electronic copy may be made for personal use only. Systematic reproduction and distribution, duplication of any material in this paper for a fee or for commercial purposes, or modifications of the content of this paper are prohibited.

  6. P. Ribes-Pleguezuelo, S. Zhang, E. Beckert, R. Eberhardt, F. Wyrowski, A. Tünnermann, “Study of a Laser Packaging Technique Simulated with ANSYS and Virtual Lab Fusion Software,” The 5th Laser Ignition Conference, 20-23 June 2017, Bucharest, Romania; OSA Technical Digest (online) (Optical Society of America, 2017), paper LWA2.4 (oral presentation); ISBN: 978-1-943580-32-3 (https://doi.org/10.1364/LIC.2017.LWA2.4). The summary of this presentation is available here: pdf
    Note: 2017 Optical Society of America. One print or electronic copy may be made for personal use only. Systematic reproduction and distribution, duplication of any material in this paper for a fee or for commercial purposes, or modifications of the content of this paper are prohibited.

  7. N. Pavel, O. V. Grigore, G. Croitoru, and M. Dinca, “A high-peak power passively Q-switched Nd:YAG/Cr4+:YAG compact laser with multiple-beam output,” The 6th Laser Ignition Conference, 23-27 April 2018, Pacifico Yokohama, Yokohama, Japan, poster presentation LICp6-1. The summary of this presentation is available here: pdf

  8. A. Birtas, N. Boicea, F. Draghici, R. Chiriac, G. Croitoru, M. Dinca, and N. Pavel, “On the performances of a 4-cylinder automobile engine with classical spark plug and laser ignition systems,” The 6th Laser Ignition Conference, 23-27 April 2018, Pacifico Yokohama, Yokohama, Japan, oral presentation LIC3-5. The summary of this presentation is available here: pdf

  9. J. Yi, A. Renards and L. Zimmer, “Interaction between laser induced shock-waves and droplets,“ The 6th Laser Ignition Conference, 25-27 April 2018, Pacifico Yokohama, Yokohama, Japan, presentation LIC4-2 (invited talk). The summary of this presentation is available here: pdf

  10. G. Dearden, N. Pavel, M. Bärwinkel, P. Heinz, D. Brüggemann, G. Croitoru, and O. V. Grigore, “Laser spark plug developments for engine ignition,” The 6th Laser Ignition Conference, 25-27 April 2018, Pacifico Yokohama, Yokohama, Japan, presentation LIC3-1 (invited talk). The summary of this presentation is available here: pdf

  11. M. Bärwinkel and D. Brüggemann, “Laser Ignition of Quiescent and Flowing Methane/Air-Mixtures under Elevated Pressures Using a Passively Q-Switched Laser,” The 6th Laser Ignition Conference, 25-27 April 2018, Pacifico Yokohama, Yokohama, Japan, presentation LIC1-1 (invited talk). The summary of this presentation is available here: pdf

  12. N. Pavel, G. Croitoru, O. V. Grigore, M. Dinca, T. Dascalu, “Laser ignition - A review of laser spark plug development and achievements on engine ignition,” Joint International Student Conference on Photonics & Modern Laser Application Conference 2018, ISCP-INDLAS 2018, September 3-7, 2018, Alba-Iulia, Romania; Plenary lesson; Book of abstracts ISBN 978-606-16-1001-3; pages 19-21. The summary of this presentation is available here: pdf

  13. P. Ribes-Pleguezuelo, E. Beckert, C. Damm, A. Bodemann, R. Eberhardt, A. Tünnermann, N. Pavel, O. V. Grigore, G. Croitoru, C. A. Brandus, and N. T. Vasile, “The “Golden” Laser Spark Plug Assembly Process,” The 7th Laser Ignition Conference, 22-26 April 2019, Pacifico Yokohama, Yokohama, Japan, presentation LIC7-2 (oral presentation). The summary of this presentation is available here: pdf
    Note: This presentation has received the certificate of Best Paper Award: pdf

OTHERS

  1. Poster participation at the “The Romanian Research Salon, Conceived in Romania”, The Parliament House, Bucharest, October 25-27, 2017.

  2. A two page editorial with the title “Laser focus ignites fuel efficiency” was published in the EU Research magazine, Spring 2018 edition.
    - The article is available at: https://issuu.com/euresearcher/docs/eur15_digital_magazine_final, pages 72-73.
    - Social media sharing link: https://issuu.com/eu_research/docs/lasig-twin_eur15_h_res