Indian Institute of Technology Ropar Department of Physics
Laser Physics Lab
PUBLICATIONS
JOURNAL ARTICLES:
Rapid fair sampling of the XY spin Hamiltonian with a laser simulator
V. Pal, S. Mahler, C. Tradonsky, A. A. Friesem, and N. Davidson
Physical Review Research 2, 033008 (2020)
Generation of uniform-intensity light beams with controllable spatial shapes
V. Dev, A. N. K. Reddy, and V. Pal
Optics Communications 475, 126226 (2020)
Generating autofocused aberration laser beams with different spectral performance
A. N. K. Reddy, S. N. Khonina, and V. Pal
Journal of Optics 22, 045606 (2020) (IOP Publishing)
Rapid laser solver for the phase retrieval problem
C. Tradonsky, I. Gershenzon, V. Pal, R. Chriki, A. A. Friesem, O. Raz, and N. Davidson
Science Advances 5, eaax4530 (2019)
News highlights:
Physics.org: https://phys.org/news/2019-10-rapid-laser-solver-phase-problem.html
Technical Review and News: https://thetechtops.com/fast-laser-solver-for-phase-recovery-problem
Weizmann Wonder Wander: Returning light -- Institute physicists solve a "hard problem" with lasers and a hint.
Dynamics of dissipative topological defects in coupled phase oscillators
S. Mahler, V. Pal, C. Tradosnky, R. Chriki, A. A. Friesem, and N. Davidson
Journal of Physics B: At. Mol. Opt. Phys. 52, 205401 (2019)
Robust design of diffractive optical elements for forming flat-top beams with extended depth of focus
A. N. K. Reddy, and V. Pal
Applied Physics B 125, 231 (2019)
Generating flat-top beams with extended depth of focus
V. Pal, C. Tradonsky, R. Chriki, N. Kaplan, A. Brodsky, M. Attia, Nir Davidson, and A. A. Friesem
Applied Optics 57, 4583-4589 (2018)
Highlighted as an Editor's pick for excellent scientific quality in a specific field, http://www.Osapublishing.org/AO/abstract.cfm?uri=AO-57-16-4583
Spatio-Temporal Supermodes: Rapid reduction of spatial coherence in highly multimode lasers
R. Chriki, S. Mahler, C. Tradonsky, V. Pal, A. A. Friesem, and N. Davidson
Physical Review A 98, 023812 (2018)
Rapid and efficient formation of propagation invariant shaped laser beams
R. Chriki, G. Barach, C. Tradonsky, S. Smartsev, V. Pal, A. A. Friesem, and N. Davidson
Optics Express 26, 4431-4439 (2018)
Observing dissipative topological defects with coupled lasers
V. Pal, C. Tradonsky, R. Chriki, A. A. Friesem, and N. Davidson
Physical Review Letters 119, 013902 (2017)
News highlights:
Featured in APS Physics, Focus story-- "Cooperating lasers make topological defects" https://physics.aps.org/articles/v10/79
Nature News & Views -- "A laser model for cosmology" Nature 549, 163-164 (2017).
Talbot diffraction and Fourier filtering for phase locking an array of lasers
C. Tradonsky, V. Pal, R. Chriki, A. A. Friesem, and N. Davidson
Applied Optics 56, A126-A132 (2017)
Controlling spatial coherence
R. Chriki, V. Pal, C. Tradonsky, G. Barach, A. A. Friesem, N. Davidson, S. Knitter, C. Liu, B. Redding, M. K. Khokha, M. A. Choma and H. Cao
Optics & Photonics News 27 (12), 35 (2016)
Phase locking of even and odd number of lasers on a ring geometry: effects of topological charge
V. Pal, C. Tradonsky, R. Chirki, G. Barach, A. A. Friesem and N. Davidson
Optics Express 23, 13041-13050 (2015)
Manipulating the spatial coherence of a laser source
R. Chriki, M. Nixon, V. Pal, C. Tradonsky, G. Barach, A. A. Friesem and N. Davidson
Optics Express 23, 12989-12997 (2015)
Conversion of out-of-phase to in-phase order in coupled laser arrays with second harmonics
C. Tradonsky, M. Nixon, E. Ronen, V. Pal, R. Chirki, A. A. Friesem and N. Davidson
Photonics Research 3, 77-81 (2015)
Optical processing in the aid of phase locking laser arrays
C. Tradonsky, V. Pal, R. Chriki, G. Barach, N. Davidson, and A. A. Friesem
Asian Journal of Physics 24, No. 12, 1627-1631 (2015) (Invited article)
Semiconductor laser dynamics with two filtered optical feedbacks
V. Pal, J. S. Suelezer, A. Prasad, G. Vemuri and R. Ghosh
IEEE Journal of Quantum Electronics 49, 340-349 (2013)
Intensity noise correlations in a two-frequency VECSEL
S. De, V. Pal, A. El Amili, G. Pillet, G. Baili, M. Alouini, I. Sagnes, R. Ghosh and F. Bretenaker
Optics Express 21, 2538-2550 (2013)
Optical phase dynamics in mutually coupled diode laser systems exhibiting power synchronization
V. Pal, A. Prasad and R. Ghosh
Journal of Physics B: At. Mol. Opt. Phys. 44, 235403 (2011)
Observation of noise phase locking in a single-frequency VECSEL
A. El Amili, V. Pal, F. Goldfarb, R. Ghosh, M. Alouini, I. Sagnes and F. Bretenaker
Optics Express 19, 17250-17259 (2011)
Measurement of the coupling constant in a two-frequency VECSEL
V. Pal, P. Trofimoff, B.-X. Miranda, G. Baili, M. Alouini, L. Morvan, D. Dolfi, F. Goldfarb, I. Sagnes, R. Ghosh and F. Bretenaker
Optics Express 18, 5008-5014 (2010)
CONFERENCE PROCEEDINGS:
Autofocused asymmetric aberration laser beams
S. Singh, V. Dev and V. Pal
2022 International Conference Laser Optics (ICLO), 2022, pp. 1-1, doi: 10.1109/ICLO54117.2022.9840312. (IEEE publisher)
High-power discrete vortex with phase locked lasers
V. Dev and V. Pal
2022 International Conference Laser Optics (ICLO), 2022, pp. 1-1, doi: 10.1109/ICLO54117.2022.9840246.
Flat-top laser beams over an extended range
A. N. K. Reddy, V. Pal, S. Mahler, A. A. Friesem and N Davidson
Journal of Physics: Conference Series 1410, 012126 (2019)
Simulating XY spin systems with coupled laser networks
V. Pal, C. Tradonsky, R. Chriki, A.A. Friesem and N. Davidson
International Conference on Laser, Optics and Photonics, Paris, France, August 23-24, 2018. Conference Proceedings: Materials Science and Nanotechnology, vol 2, issue 1, pp. 28 (2018).
Degenerate cavity lasers and their applications
Vishwa Pal
International Conference on Laser, Optics and Photonics, Paris, France, August 23-24, 2018. Conference Proceedings: Materials Science and Nanotechnology, vol 2, issue 1, pp. 16 (2018).
Diffractive elements for generating top-hat beams with extended depth of focus
V. Pal, C. Tradonsky, R. Chriki, A. Bordosky, N. Kaplan, I. Grossinger, A. A. Friesem and N. Davidson
PHOTONICS-2018, IIT Delhi, India, December 12-15, 2018. Proceedings of the Photonics-2018, ISBN: 978-93-88653-41-1, Paper No. TP00.
Simulating XY spins with network of coupled lasers
V. Pal, C. Tradonsky, S. Mahler, R. Chriki, A. A. Friesem and N. Davidson
PHOTONICS-2018, IIT Delhi, India, December 12-15, 2018. Proceedings of the Photonics-2018, ISBN: 978-93-88653-41-1, Paper No. TC1-C2.
Unraveling the phase-amplitude coupling modulation in a delay-coupled diode lasers functionality
P. Kumar, S. Sinha, V. Pal and J. G. Mclnerney
Proc. SPIE 10086, 100860Q (2017). doi:10.1117/12.2251972
All optical rapid solver of the inverse scattering problem
C. Tradonsky, R. Chriki, V. Pal, G. Barach, A. A. Friesem and N. Davidson
Frontier in Optics/Laser Science 2017, Washington Hilton, USA, paper FTh2E.2 (OSA Publishing)
Teaching an old laser new tricks: Solving the inverse scattering problems rapidly
C. Tradonsky, R. Chriki, V. Pal, G. Barach, A. A. Friesem and N. Davidson
Lasers and Electro-Optics Europe & European Quantum Electronics Conference (CLEO/Europe-EQEC, 2017), Munich, Germany, paper. (IEEE Publishing). DOI: 10.1109/CLEOE-EQEC.2017.8086838
Efficient in-phase locking of coupled lasers
C. Tradonsky, R. Chriki, G. Barach, V. Pal, A. A. Friesem and N. Davidson
Lasers and Electro-Optics Europe & European Quantum Electronics Conference (CLEO/Europe-EQEC, 2017), Munich, Germany, paper. (IEEE Publishing). DOI: 10.1109/CLEOE-EQEC.2017.8087076
Digital degenrate cavity laser
C. Tradonsky, R. Chriki, G. Barach, V. Pal, A. A. Friesem and N. Davidson
Lasers and Electro-Optics Europe & European Quantum Electronics Conference (CLEO/Europe-EQEC, 2017), Munich, Germany, paper. (IEEE Publishing). DOI: 10.1109/CLEOE-EQEC.2017.8086318
Lasing with propagation invariant shaped beams
R. Chriki, S. Smartsev, G. Barach, C. Tradonsky, V. Pal, A. A. Friesem and N. Davidson
Lasers and Electro-Optics Europe & European Quantum Electronics Conference (CLEO/Europe-EQEC, 2017), Munich, Germany, paper. (IEEE Publishing). DOI: 10.1109/CLEOE-EQEC.2017.8087566
Topological effects in phase locking of coupled lasers
V. Pal, C. Tradonsky, R. Chriki, G. Barach, A. A. Friesem, and N. Davidson
International Conference on Fiber Optics and Photonics (PHOTONICS 2016), IIT Kanpur, India, paper Th2C.2 (OSA Publishing).
Talbot coupling of laser arrays in a degenerate cavity
V. Pal, C. Tradonsky, R. Chriki, G. Barach, A. A. Friesem and N. Davidson
Frontier in Optics/Laser Science (FiO 2015), San Jose, USA, paper LTh1H.4 (OSA Publishing).
Controlling the output phase and coherence of degenerate cavity solid-state lasers
V. Pal, C. Tradonsky, R. Chriki, A. A. Friesem and N. Davidson
Advanced Solid-State Lasers Congress (ASSL 2015), Berlin, Germany, paper AM5A.42 (OSA Publishing).
Phase locking of many lasers by combined Talbot cavity and Fourier filtering
C. Tradonsky, V. Pal, R. Chriki, A. A. Friesem and N. Davidson
CLEO: Science and Innovations (CLEO 2015), San Jose, USA, paper SF2F.6 (OSA Publishing).
Second harmonics of phase locked laser arrays
C. Tradonsky, V. Pal, M. Nixon, E. Ronen, R. Chriki, A. A. Friesem and N. Davidson
CLEO: Science and Innovations (CLEO 2015), San Jose, USA, paper JTu5A.22 (OSA Publishing).
Rapid manipulation of spatial coherence
R. Chriki, M. Nixon, V. Pal, C. Tradonsky, G. Barach, A. A. Friesem and N. Davidson
CLEO: QELS_Fundamental Science (CLEO 2015), San Jose, USA, paper FN2D.2 (OSA Publishing).
Optical processing inside a degenerate cavity laser
A. A. Friesem, G. Barach, R. Chriki, O. Katz, M. Nixon, V. Pal, Y. Silberberg, C. Tradonsky and N. Davidson
Frontier in Optics (FiO 2015), San Jose, USA, paper FW4G.5 (OSA Publishing).
Semiconductor laser dynamics with two filtered optical feedbacks
V. Pal, J. Suelzer, A. Prasad, G. Vemuri and R. Ghosh,
International Conference on Fiber Optics and Photonics (PHOTONICS 2012), IIT Madras, India, paper W3C.3 (OSA Publishing).
Noise correlations in dual frequency VECSEL
S. De, V. Pal, A. El Amili, G. Pillet, M. Alouini, I. Sagnes, R. Ghosh and F. Bretenaker
International Conference on Fiber Optics and Photonics (PHOTONICS 2012), IIT Madras, India, paper MPo.24 (OSA Publishing).
Optimization of simultaneous oscillation of a two-frequency VECSEL by coupling constant measurement
V. Pal, P. Trofimoff, G. Baili, M. Alouini, I. Sagnes, R. Ghosh and F. Bretenaker
Proc. SPIE 8173, 817315 (2011). doi:10.1117/12.897790
INVITED TALK/SEMINAR
Solving computationally hard problems with coupled lasers
Faculty development program on “Current trends in physical sciences”, organized by Dr. A.P.J. Abdul Kalam Technical University, UP, Lucknow & Indian Association of Physics teachers RC-4 (U.P.) in association with Christ Church College Kanpur, PSIT Kanpur and FGIET Raebareli, UP, India, July 22-28, 2020.
Optical sources and their applications
Live international webinar organized by “QUBIT” the Physics Society, Bhaskaracharya College of Applied Sciences, University of Delhi, India, 28 May 2020.
Lasers with degenerate cavities and their applications
International Symposium on Photonics and Plasmonics (ISPP-2019), Department of Physics, Central University of Rajasthan, Ajmer, Rajasthan, India, 23-24 September 2019.
Optical computing with network of coupled lasers
Faculty development program on “Enabling Technologies for Wireless & Optical Networks,” Guru Nanak Dev Engineering College Ludhiana, 10-15 June 2019, Ludhiana, Punjab, India.
Phase locking of large network of coupled lasers
Harish-Chandra Research Institute, Allahabad, Uttar Pradesh, India, 20 May 2019.
Phase locking of large network of coupled lasers
Indian Institute of Information Technology Una, NIT-Campus, Hamirpur, Himachal Pradesh, India, 23 April 2019.
Simulating spin systems with coupled lasers
XLIM Research Institute, University of Limoges, Limoges, France, 28 August 2018.
Simulating XY spin systems with coupled laser networks
International Conference on Laser, Optics and Photonics, Paris, France, 23-24 August 2018.
Degenerate cavity lasers and their applications
International Conference on Laser, Optics and Photonics, Paris, France, 23-24 August 2018.
Noise phase locking in a single-frequency VECSEL
Department of Physics of Complex Systems, Weizmann Institute of Science, Rehovot, Israel, 11 Novemebr 2014.
CONFERENCE PRESENTATIONS:
Design of diffractive optical elements for shaping the laser intensity distribution – [Poster]
V. Dev, A. N. K. Reddy, and V. Pal
International Conference on Optics & Electro-Optics (ICOL-2019), XLIII Symposium of Optical Society of India, IRDE, Dehradun, Uttarakhand, India, 19-22 October 2019.
Taoloring laser beams with various spatial shapes and uniform intensity – [Poster]
V. Dev, and V. Pal
International Symposium on Photonics and Plasmonics (ISPP-2019), Department of Physics, Central University of Rajasthan, Ajmer, Rajasthan, India, 23-24 September 2019.
Generation of laser beams with uniform intensity and different spatial shapes – [Poster]
V. Dev, A. N. K. Reddy, and V. Pal
Research Conclave 2019, Indian Institute of Technology Ropar, India, 14-15 May 2019.
Flat-top laser distributions over an extended region– [Poster]
A. N. K. Reddy, V. Pal, S. Mahler, N. Davidson, and A. A. Friesem
6th International School and Conference “Saint-Petersburg OPEN 2019” on Optoelectronics, Photonics, Engineering and Nanostructures, Saint Petersburg Academic University of the Russian Academy of Science, Russia, 22-25 April 2019.
Simulating XY spins with network of coupled lasers – [Oral]
V. Pal, C. Tradonsky, S. Mahler, R. Chriki, A. A. Friesem, and N. Davidson
International Conference on Fiber Optics and Photonics (PHOTONICS 2018), IIT Delhi, India, 12- 15 December 2018.
Diffractive elements for generating top-hat beams with extended depth of focus – [Poster]
V. Pal, C. Tradonsky, R. Chriki, A. Brodsky, N. Kaplan, I. Grossinger, A. A. Friesem, and N. Davidson
International Conference on Fiber Optics and Photonics (PHOTONICS 2018), IIT Delhi, India, 12- 15 December 2018.
Dynamics of dissipative defects in coupled phase oscillators – [Oral]
S. Mahler, V. Pal, C. Tradonsky, R. Chriki, A. A. Friesem, and N. Davidson
IPS 2018 (64th Annual meeting of the Israel Physical Society), Hebrew University of Jerusalem, Jerusalem, Israel, 9 December 2018.
Investigation of topological defects with coupled lasers – [Poster]
V. Pal, C. Tradonsky, R. Chriki, A. A. Friesem and N. Davidson
The International Conference on Hybrid Photonics and Materials, Hotel Saint John, Mykonos, Greece, 25-29 September 2017.
Coupled laser networks: topological defects and relation to Kibble-Zurek mechanism – [Poster]
V. Pal, C. Tradonsky, R. Chriki, A. A. Friesem and N. Davidson
French-Israel Symposium on Non-linear & Quantum Optics (FRISNO 14), Ein-Gedi, Israel, 5-10 March 2017.
Teaching an old laser new tricks: Solving the inverse scattering problems rapidly – [Poster]
C. Tradonsky, V. Pal, R. Chriki, G. Barach, A. A. Friesem and N. Davidson,
French-Israel Symposium on Non-linear & Quantum Optics (FRISNO 14), Ein-Gedi, Israel, 5-10 March 2017.
Topological effects in coupled laser networks – [Oral]
V. Pal, C. Tradonsky, R. Chriki, G. Barach, A. A. Friesem and N. Davidson,
International Conference and Exhibition on Optics and Electro-Optics (OASIS 6), David Intercontinental Hotel, Tel-Aviv, Israel, 27-28 February 2017.
Unravelling the phase-amplitude coupling modulation in a delay-coupled diode lasers functionality – [Oral]
P. Kumar, S. Sinha, V. Pal, and J. Mclnerney
SPIE LASE, San Francisco, California United States, 28 January - 2 February 2017.
Simulating XY spin dynamics with coupled laser network – [Oral]
V. Pal, C. Tradonsky, R. Chriki, G. Barach, A. A. Friesem and N. Davidson,
62nd Annual meeting of the Israel Physical Society (IPS 2016), Tel-Aviv University, Israel, 25 December 2016. http://www.israelphysicalsociety.org/submissions/simulating-xy-spin-dynamics-coupled-laser-network
Rapid Inverse problem solutions with a digital degenerate cavity laser – [Oral]
C. Tradonsky, V. Pal, R. Chriki, G. Barach, A. A. Friesem and N. Davidson,
62nd Annual meeting of the Israel Physical Society (IPS 2016), Tel-Aviv University, Israel, 25 December 2016. http://www.israelphysicalsociety.org/submissions/rapid-inverse-problem-solutions-digital-degenerate-cavity-laser
Topological effects in phase locking of coupled lasers – [Oral]
V. Pal, C. Tradonsky, R. Chriki, G. Barach, A. A. Friesem and N. Davidson
International Conference on Fiber Optics and Photonics (PHOTONICS 2016), IIT Kanpur, India, 4- 8 December 2016. https://doi.org/10.1364/PHOTONICS.2016.Th2C.2
Controlling the output phase and coherence of degenerate cavity solid-state lasers – [Poster]
V. Pal, C. Tradonsky, R. Chriki, A. A. Friesem and N. Davidson
Advanced Solid-State lasers Congress (ASSL 2015), Berlin, Germany, 3-10 October 2015.
Controlling the spatial coherence and output phase in degenerate cavity solid-state lasers – [Poster]
V. Pal, C. Tradonsky, R. Chriki, A. A. Friesem and N. Davidson
Light and Matter I-CORE (Circle of Light) meeting, Jerusalem, Israel, 24-25 November 2015.
Investigations of phase locked laser arrays using second harmonic generation – [Oral]
V. Pal, C. Tradonsky, R. Chriki, G. Barach, A. A. Friesem and N. Davidson,
International Conference and Exhibition on Optics and Electro-Optics (OASIS 5), David Intercontinental Hotel, Tel-Aviv, Israel, 3-5 March 2015. http://oasis5.pwizard.com
Rapid manipulation of spatial coherence – [Oral]
R. Chriki, M. Nixon, V. Pal, C. Tradonsky, A. A. Friesem and N. Davidson
CLEO: QELS Fundamental Science (CLEO 2015), San Jose, USA, 10-15 May 2015. https://doi.org/10.1364/CLEO_QELS.2015.FM2D.2
Second harmonics of phase locked laser arrays – [Oral]
C. Tradonsky, V. Pal, M. Nixon, E. Ronen, R. Chriki, A. A. Friesem and N. Davidson
CLEO: QELS Fundamental Science (CLEO 2015), San Jose, USA, 10-15 May 2015.
Phase locking of many lasers by combined Talbot cavity and Fourier filtering – [Oral]
C. Tradonsky, V. Pal, R. Chriki, A. A. Friesem and N. Davidson
CLEO: Science and Innovations (CLEO 2015), San Jose, USA, 10-15 May 2015. https://doi.org/10.1364/CLEO_SI.2015.SF2F.6
Talbot coupling of laser arrays in a degenerate cavity – [Oral]
V. Pal, C. Tradonsky, R. Chriki, G. Barach, A. A. Friesem and N. Davidson
Frontier in Optics/Laser Science (FiO 2015), San Jose, USA, 18-22 October 2015. https://doi.org/10.1364/LS.2015.LTh1H.4
The efficient control of spatial coherence – [Oral]
R. Chriki, M. Nixon, V. Pal, C. Trandonsky, G. Barach, A. A. Friesem and N. Davidson
60th annual meeting of the Israel Physical Society (IPS 2014), Ben-Gurion University, Beer-Sheva, Israel, 21 December 2014. http://www.israelphysicalsociety.org/submissions/efficient-control-spatial-coherence
The use of second harmonics in phase locked laser arrays – [Oral]
C. Tradonsky, M. Nixon, E. Ronen, V. Pal, R. Chriki, A. A. Friesem and N. Davidson
60th annual meeting of the Israel Physical Society (IPS 2014), Ben-Gurion University, Beer-Sheva, Israel, 21 December 2014. http://www.israelphysicalsociety.org/submissions/use-second-harmonics-phase-locked-laser-arrays
Second harmonic generation from coupled laser arrays – [Oral]
C. Tradonsky, M. Nixon, E. Ronen, V. Pal, R. Chriki, A. A. Friesem and N. Davidson
Circle of Light I-Core Kick off Meeting, Technion, Israel, 30 January 2014.
Nonlinear dynamics of a semiconductor laser subject to two filtered optical feedbacks – [Oral]
J. S. Suelzer, V. Pal, A. Prasad, G. Vemuri and R. Ghosh
International Symposium on Physics and Applications of Laser Dynamics (IS-PALD 2013), Telecom ParisTech Paris, France, 29-31 October 2013.
Tailoring optical complex functionality of delay-coupled diode lasers: amplitude death and synchronization – [Oral]
P. Kumar and V. Pal
8th Conference on Nonlinear Systems and Dynamics (CNSD 2013), IIT Indore, India, 11-14 December 2013.
Semiconductor laser dynamics with two filtered optical feedbacks – [Oral]
V. Pal, J. Suelzer, A. Prasad, G. Vemuri and R. Ghosh,
International Conference on Fiber Optics and Photonics (PHOTONICS 2012), IIT Madras, India, 9- 12 December 2012. https://doi.org/10.1364/PHOTONICS.2012.W3C.3
Noise correlations in a dual-frequency VECSEL – [Oral]
S. De, V. Pal, A. El Amili, G. Pillet, G. Baili, M. Alouini, I. Sagnes, R. Ghosh and F. Bretenaker
International Conference on Fiber Optics and Photonics (PHOTONICS 2012), IIT Madras, India, 9- 12 December 2012.
Effect of two filtered optical feedbacks on the dynamics of a semiconductor laser – [Oral]
V. Pal, J. S. Suelzer, A. Prasad, G. Vemuri and R. Ghosh
8th Dynamics Day Delhi (DDD 2012), Jamia Millia Islamia, Delhi, India, 10 November 2012.
Role of amplitude-phase coupling in synchronization of mutually delay coupled diode laser systems – [Oral]
V. Pal, A. Prasad and R. Ghosh,
National Conference on Nonlinear Systems and Dynamics (NCNSD 2012), IISER Pune, India, 12- 15 July 2012.
Role of optical phases in synchronization of mutually delay coupled diode laser systems – [Poster]
V. Pal, A. Prasad and R. Ghosh
SPS March Meeting, School of Physical Sciences, JNU, New Delhi, India, 01 March 2012.
Amplitude-phase coupling effects in synchronization of a mutually coupled diode laser system – [Oral]
V. Pal, A. Prasad and R. Ghosh,
International OSA Network of Students (IONS 2011) IIT Delhi, New Delhi, India, 1-2 December 2011.
Optical phase dynamics in a coupled diode laser system exhibiting power synchronization- [Poster]
V. Pal, A. Prasad and R. Ghosh
SPS March Meeting, School of Physical Sciences, JNU, New Delhi, India, 10 March 2011.
Slow light in the noise spectrum of a VECSEL – [Oral]
A. El Amili, V. Pal, B.-X. Miranda, F. Goldfarb, R. Ghosh, G. Baili, I. Sagnes, M. Alouini and F. Bretenaker
International Conference on Advanced Infocomm Technology (ICAIT 2011), Wuhan, China. https://hal.archives-ouvertes.fr/hal-01142393
Phase locking in the noise spectrum of a single-mode VECSEL – [Poster]
V. Pal, A. El Amili, F. Goldfarb, R. Ghosh, M. Alouini, I. Sagnes and F. Bretenaker
3rd International Conference on Current Developments in Atomic, Molecular, Optical and Nano Physics (CDAMOP 2011), University of Delhi, Delhi, India, 14-16 December 2011.
Optimization of simultaneous oscillation of a two-frequency VECSEL by coupling constant measurement – [Oral]
V. Pal, P. Trofimoff, G. Baili, M. Alouini, I. Sagnes, R. Ghosh and F. Bretenaker
International Conference on Fiber Optics and Photonics (PHOTONICS 2010), IIT Guwahati, Guwahati, India, 11-15 December 2010. http://dx.doi.org/10.1117/12.897790
Nonlinear Coupling Constant Measurement in Two-Frequency Laser – [Poster]
V. Pal, P. Trofimoff, B.-X. Miranda, G. Baili, M. Alouini, L. Morvan, D. Dolfi, F. Goldfarb, I. Sagnes, R. Ghosh and F. Bretenaker
SPS March Meeting, School of Physical Sciences, JNU, New Delhi, India, 4 March 2010.
Conference Attended:
• International Conference on Fiber Optics and Photonics: PHOTONICS-2008, New Delhi, India, 13-17 December 2008.
• 59th annual meeting of the Israel Physical Society (IPS 2013), The Weizmann Institute of Science, Rehovot, Israel, 1 December 2013.
• Light-Matter Interactions, French-Israeli Inter-Academy Symposium in Physics, Jerusalem, Israel, 19-20 March 2014.
• IFLA–International Meeting on Fiber Lasers and Applications, Bar llan University, Ramat Gan, Israel, 23-24 June 2014.