Nicolaie Pavel

National Institute for Lasers, Plasma and Radiation Physics, Bucharest, .

E-mail: trimite un mesaj.

Pagina web a instituţiei: http://www.inflpr.ro/
Pagina web personala: http://ecs.inflpr.ro/nicolaiep.html

Nascut(a) in: 1965

Interese: solid-state lasers, spectroscopy, optics

Details:
ADDRESS
National Institute for Lasers, Plasma and Radiation Physics
Solid-State Quantum Electronics Laboratory
P.O. Box MG-36, Bucharest R-077125, Romania
Phone: (40) 21 457-4558, ext. 2133
FAX: (40) 21 457-4489 / (40) 21 457-4916
Email: nicolaie.pavel@inflpr.ro


EDUCATION

Dr. Habil. (Doctor abilitat)
- Dates: Order 4458MD/09.08.2013 of the Romanian Ministry of National Education
Title of the Thesis: “Diode-Pumped Solid-State Lasers with Improved Output Characteristics”
Specialization: Physics


Post Ph.D Scholarships:
2. Postdoctoral Fellow of the Alexander von Humbold Foundation, Bonn, Germany.
- June 2005 - November 2006; July 2007 - September 2007, Institute for Laser Physics, Hamburg University, Hamburg 22761, Germany.
1. Postdoctoral Fellow of the Japanese Society for the Promotion of Science, Tokyo, Japan.
- March 1999 - March 2001, Institute for Molecular Science, Okazaki 444-8585, Japan.

PhD in Physics:
- October 1997: Institute of Atomic Physics, Bucharest, Romania.
- Dissertation Title: "Contributions to the Thermal Effects Compensation in Nd Lasers".

Diploma in Engineering Physics:
- July 1990: Faculty of Physics, University of Bucharest, Romania.
- Dissertation Title: "Simulations of VVR-S Nuclear Reactor Operation".
- Grade point average: 9.71 (out of 10).


EMPLOYMENT

4. May '06 - present - senior scientific researcher of 1st rank (CS-I) at the National Institute for Laser, Plasma and Radiation Physics, Solid-State's Quantum Electronics Laboratory, Institute of Atomic Physics, Bucharest, Romania.

3. May '01 - May '06 - senior scientific researcher of 3rd rank (CS-III) at the National Institute for Laser, Plasma and Radiation Physics, Solid-State's Quantum Electronics Laboratory, Institute of Atomic Physics, Bucharest, Romania.

2. March '92 - May '01 - scientific researcher (CS) at the National Institute for Laser, Plasma and Radiation Physics, Solid-State's Quantum Electronics Laboratory, Institute of Atomic Physics, Bucharest, Romania.

1. Sept. '90 - March '92 - junior scientist at the Institute of Physics and Technology for Radiation Devices (now National Institute for Laser, Plasma and Radiation Physics), Department of Active Media and Radiation Interaction with Matter (now Solid-State's Quantum Electronics Laboratory), Institute of Atomic Physics, Bucharest, Romania.

EXPERIENCE ABROAD (STUDY, GRANTS, POST-DOCTORAL)

10. May - July 2010, Oct. - Dec. 2010; Feb. - March. '09; Oct. - Nov. '09, Researcher: Research grant of IMS under the Collaborative Development of Innovation Seeds program of the Japan Science of Technology Agency.

9. July '07 - Sept. '07 - post-doctoral fellow of the Alexander von Humboldt Foundation, Institute for Laser Physics, Hamburg University, Germany.

8. June '05 - Nov. '06 - post-doctoral fellow of the Alexander von Humboldt Foundation, Institute for Laser Physics, Hamburg University, Germany.

7. May '04 - March '05 - research grants of the Special Coordination Funds for Promoting Science and Technology of the Ministry of Education, Culture, Sports, Science and Technology of Japan.

6. June - Aug. '03; Feb.- March '04 - visiting researcher: Laser Research Center of IMS, Okazaki, Japan.

5. April '02 - Feb. '03 - visiting researcher: Laser Research Center of IMS, Okazaki, Japan, under a Japanese Society for the Promotion of Science long-term scholarship.

4. Oct. '01 - Nov. '01 - research grant: Institute for Molecular Science, Okazaki, Japan.

3. April '99 - March '01 - post-doctoral fellow of the Japanese Society for the Promotion of Science: the Laser Research Center, Institute for Molecular Science (IMS), Okazaki, Japan.

2. July '98 - March '99 - visiting researcher Mitsubishi Electric Corporation, Information Technology R&D Center, 5-1-1 Ofuna, Kanagawa, Japan.

1. April '96 - March '98 - research student at Fukui University, Faculty of Engineering, Japan, under a scholarship of Ministry of Education, Culture, Sports, Science and Technology of Japan.

PUBLICATIONS
Peer-Reviewed Journals (ISI): 49
International Conferences: 100
Patents (abroad): 7: 2 (USA) + 5 (Japan)

Awards:

2. The 2002 year "Constantin Miculescu" Award of the Romanian Academy for the papers with the subject "Improving the laser performances of the solid-state miniature lasers"; awarded in Bucharest on 21 December 2004.

1. LASERS '99 Conference, 13-16 December 1999, Quebec - CANADA, Conference Award for the Best Presentation, Paper TJ3: Y. Hirano, S. Yamamoto, Y. Koyata, N. Pavel, and T. Tajime, "100-W Green Average Power from a Diode-Pumped Nd:YAG MOPA System: Design and Operation" (presented by N. Pavel).

Publicații selectate:

* N. Pavel, M. Tsunekane, and T. Taira, All-Poly-Crystalline Ceramics Nd:YAG/Cr4+:YAG Monolithic Micro-Lasers with Multiple-Beam Output, Book Laser Systems for Applications, ISBN 978-953-307-429-0, December 2011. Book edited by Dr. Krzysztof Jakubczak, Published by InTech, Janeza Trdine 9, 51000 Rijeka, Croatia, Chapter 4, 2011.

* G. Salamu, F. Voicu, N. Pavel, T. Dascalu, F. Jipa, and M. Zamfirescu, Laser emission in diode-pumped Nd:YAG single-crystal waveguides realized by direct femtosecond-laser writing technique, Rom. Reports in Physics, 65 (3), 2013.

* N. Pavel, G. Salamu, F. Voicu, F. Jipa, M. Zamfirescu, and T. Dascalu, Efficient laser emission in diode-pumped Nd:YAG buried waveguides realized by direct femtosecond-laser writing, Laser Physics Letters, 10 (9), 2013.

* T. Dascalu, G. Salamu, O. Sandu, F. Voicu, and N. Pavel, Novel laterally pumped by prism laser configuration for compact solid-state lasers, Laser Physics Letters, 10 (5), 2013.

* G. Salamu, E. Osiac, C. Dascalu, N. Pavel, and T. Dascalu, Simultaneous Dual-Wavelength Operation at 1.06 and 1.34 microns in Nd-vanadate Laser Crystals, Laser Physics, 22 (5), 2012.

* O. Sandu, G. Salamu, N. Pavel, T. Dascalu, D. Chuchumishev, A. Gaydardzhiev, and I. Buchvarov, High-peak power, passively Q-switched, composite, all-poly-crystalline ceramics Nd:YAG/Cr4+:YAG lasers, Quantum Electronics, 42 (3), 2012.

* G. Salamu, A. Ionescu, C. A. Brandus, O. Sandu, N. Pavel, and T. Dascalu, High-Peak Power, Passively Q-switched, Composite, All-Poly-Crystalline Ceramics Nd:YAG/Cr4+:YAG Laser and Generation of 532-nm Green Light, Laser Physics, 22 (1), 2012.

* N. Pavel, M. Tsunekane, and T. Taira, Composite, all-ceramics, high-peak power Nd:YAG/Cr4+:YAG monolithic micro-laser with multiple-beam output for engine ignition, Optics Express, 19 (10), 2011.

* N. Pavel, M. Tsunekane, T. Taira, Enhancing performances of a passively Q-switched Nd:YAG/Cr4+:YAG microlaser with a volume Bragg grating output coupler, Optical Society of America, Optics Letters, 35 (10), 2010.

* N. Pavel, Simultaneous dual-wavelength emission at 0.9 and 1.06 µm in Nd-based laser crystals, Laser Physics, 20 (1), 2010.

* N. Pavel, T. Dascalu, G. Salamu, O. Sandu, A. Leca, and V. Lupei, Q-switched Nd lasers pumped directly into the 4F3/2 emitting level, Optics Communications, 282 (24), 2009.

* T. Dascalu and N. Pavel, High-temperature operation of a diode-pumped passively Q-switched Nd:YAG/Cr4+:YAG laser, Laser Physics, 19 (11), 2009.

* N. Pavel, In-band pumping of Nd-based solid-state lasers, Rom. Reports in Physics, 60 (4), 2008.

* N. Pavel, T. Dascalu, N. Vasile, and V. Lupei, Efficient 1.34-microns laser emission of Nd-doped vanadates under in-band pumping with diode lasers, Laser Physics Letters, 6 (1), 2009.

* N. Pavel, C. Kränkel, R. Peters, K. Petermann, and G. Huber, In-band pumping of Nd-vanadate thin-disk lasers, Applied Physics B, 91 (3-4), 2008.

* N. Pavel, K. Lünstedt, K. Petermann, and G. Huber, Multipass pumped Nd-based thin-disk lasers: continuous-wave laser operation at 1.06 and 0.9 microns with intracavity frequency doubling, Applied Optics, 46 (34), 2007.

* K. Lünstedt, N. Pavel, K. Petermann, and G. Huber, Continuous-wave simultaneous dual-wavelength operation at 912 nm and 1063 nm in Nd:GdVO4, Appl. Phys. B, 86 (1), 2007.

* N. Pavel, Y. Hirano, S. Yamamoto, Y. Koyata, and T. Tajime, Improved pump-beam distribution in a diode side-pumped solid-state laser with a highly-diffused, cross-axis beam delivery system, Appl. Opt., vol. 39 (6), 2000.

* Y. Hirano, N. Pavel, S. Yamamoto, Y. Koyata, and T. Tajime, 100-W, 100-h external green generation with Nd:YAG rod master-oscillator power-amplifier system, Opt. Commun., vol. 184, 2000.

* N. Pavel, J. Saikawa, T. Taira, Radial-Pumped Microchip High-Power Composite Yb:YAG Laser: Design and Power Characteristics, Jap. Journ. Appl. Phys., vol. 40 (Part 1, No. 1), 2001.

* N. Pavel, J. Saikawa, S. Kurimura, and T. Taira, High Average Power Diode End-Pumped Composite Nd:YAG Laser Passively Q-switched by Cr4+:YAG Saturable Absorber, Jap. Journ. Appl. Phys., vol. 40 (3A), 2001.

* V. Lupei, T. Taira, A. Lupei, N. Pavel, I. Shoji, and A. Ikesue, Spectroscopy and laser emission under hot band resonant pump in highly doped Nd:YAG ceramics, Opt. Commun., vol. 195, 2001.

* N. Pavel, J. Saikawa, and T. Taira, Diode end-pumped passively Q-switched Nd: YAG laser intra-cavity frequency doubled by LBO crystal, Opt. Commun., vol. 195, 2001.

* V. Lupei, T. Taira, A. Lupei, N. Pavel, I. Shoji, and A. Ikesue, Laser emission under resonant pump in the emitting level of concentrated Nd laser materials, Appl. Phys. Lett., vol. 79 (5), 2001.

* V. Lupei, N. Pavel, and T. Taira, Laser emission in highly-doped Nd:YAG crystals under 4F5/2 and 4F3/2 pump, Opt. Lett., vol. 26 (21), 2001.

* V. Lupei, A. Lupei, N. Pavel, T. Taira, and A. Ikesue, Comparative investigation of spectroscopic and laser emission characteristics under direct 885-nm pump of concentrated Nd:YAG ceramics and crystals, Appl. Phys. B, vol. 73, 2001.

* V. Lupei, N. Pavel, and T. Taira, Highly efficient laser emission in concentrated Nd:YVO4 components under direct pumping into the emitting level, Opt. Communications, vol. 201 (4-6), 2002.

* V. Lupei, N. Pavel, and T. Taira, Efficient laser emission in concentrated Nd laser materials under pumping into the emitting level, IEEE J. Quantum Electron., vol. 38 (3), 2002.

* V. Lupei, N. Pavel, and T. Taira, 1064-nm laser emission of highly doped Nd:Yttrium aluminum garnet under 885-nm diode laser pumping, Appl. Phys. Lett., vol. 80 (23), 2002.

* T. Dascalu, T. Taira, and N. Pavel, Diode edge-pumped microchip composite Yb:YAG laser, Jap. Journ. Appl. Phys. (Express Letters), vol. 41 (part 2, no. 6A), 2002.

* V. Lupei, N. Pavel, and T. Taira, Highly efficient continuous-wave 946-nm Nd:YAG laser emission under direct 885-nm pumping, Appl. Phys. Lett., vol. 81 (15), 2002.

* T. Dascalu, T. Taira, and N. Pavel, 100-W quasi-continuously-wave diode radial pumped microchip composite Yb:YAG laser, Opt. Lett., vol. 27 (20), 2002.

* Y. Sato, T. Taira, N. Pavel, and V. Lupei, Laser operation with near quantum-defect slope efficiency in Nd:YVO4 under direct pumping into the emitting level, Appl. Phys. Lett., vol. 82 (6), 2003.

* V. Lupei, N. Pavel, and T. Taira, Basic enhancement of the overall optical efficiency of intracavity frequency-doubling devices for the one-micron continuous-wave Nd:Y3Al5O12 laser emission, Appl. Phys. Lett., vol. 83 (18), 2003.

* M. Iwai, T. Yoshino, S. Yamaguchi, M. Imaeda, N. Pavel, I. Shoji, and T. Taira, High power blue generation from a periodically poled MgO:LiNbO3 ridge-type waveguide by frequency-doubling of a diode end-pumped Nd:Y3Al5O12 laser, Appl. Phys. Lett., vol. 83 (18), 2003.

* K. Mizuuchi, A. Morikawa, T. Sugita, K. Yamamoto, N. Pavel, I. Shoji, and T. Taira, High-power continuous wave green generation by single-pass frequency doubling of a Nd:GdVO4 laser in a periodically poled MgO:LiNbO3 operating at room temperature, Jap. Journ. Appl. Phys. (Express Letters), vol. 42 (Part 2, No. 11A), 2003.

* V. Lupei, N. Pavel, Y. Sato, and T. Taira, Highly efficient 1063-nm continuous-wave laser emission in Nd:GdVO4, Opt. Lett., vol. 28 (23), 2003.

* T. Dascalu, N. Pavel, and T. Taira, 90 W continuous wave diode edge-pumped microchip composite Yb:Y3Al5O12 laser, Appl. Phys. Lett., vol. 83 (20), 2003.

* N. Pavel, I. Shoji, T. Taira, K. Mizuuchi, A. Morikawa, T. Sugita, and K. Yamamoto, Room temperature, continuous wave 1-W green power by single-pass frequency-doubling in a bulk periodically poled MgO:LiNbO3, Opt. Lett., vol. 29 (8), 2004.

* N. Pavel, I. Shoji, and T. Taira, High Power Blue Generation from a Nd:YAG Laser Intracavity Frequency Doubled by a KNbO3 Nonlinear Crystal, Opt. & Laser Techn., vol. 36 (7), 2004.

* K. Mizuuchi, A. Morikawa, T. Sugita, K. Yamamoto, N. Pavel, and T. Taira, Continuous-wave ultraviolet generation at 354-nm in a periodically poled MgO:LiNbO3 by frequency tripling of a diode end-pumped Nd:GdVO4 microlaser, Appl. Phys. Lett., vol. 85 (18), 2004.

* K. Mizuuchi, A. Morikawa, T. Sugita, K. Yamamoto, N. Pavel, and T. Taira, Continuous-wave deep blue generation in a periodically poled MgO:LiNbO3 crystal by single-pass frequency doubling of a 912-nm Nd:GdVO4 laser, Jap. Journ. Appl. Phys. (Express Letters), vol. 43 (No. 10A), 2004.

* N. Pavel and T. Taira, High-power continuous-wave intracavity frequency-doubled Nd:GdVO4-LBO laser under diode pumping into the emitting level, IEEE J. Sel. Top. Quantum Electron., vol. QE-11 (3), 2005.

* N. Pavel, V. Lupei, and T. Taira, 1.34-microns efficient laser emission in highly-doped Nd:YAG under 885-nm diode pumping, Opt. Express, vol. 13(20), 2005.

* N. Pavel, V. Lupei, J. Saikawa, T. Taira, and H. Kan, Neodymium concentration dependence of 0.94, 1.06 and 1.34 microns laser emission and of heating effects under 809 and 885-nm diode laser pumping of Nd:YAG, Appl. Phys. B, 82 (04), 2006.

* N. Pavel and T. Taira, Continuous-wave high-power multi-pass pumped thin-disc Nd:GdVO4 laser, Opt. Communications, vol. 260 (01), 2006.

* A. Richter, N. Pavel, E. Heumann, G. Huber, D. Parisi, A. Toncelli, M. Tonelli, A. Diening, and W. Seelert, Continuous-wave ultraviolet generation at 320 nm by intracavity frequency doubling of red-emitting Praseodymium lasers, Opt. Express, vol. 18 (8), 2006.