Journal articles

Peer-reviewed journal articles

1. Abrupt autofocusing of circular Airy derivative beams in complex media
   A. Kumari, V. Dev, and V. Pal
   Submitted (2024).  

2. Autofocusing and self-healing of partially blocked circular Airy derivative beams
   A. Kumari, V. Dev, and V. Pal
   Optics & Laser Technology 168, 109837 (2024).  

3. Effect of parabolic apodizer on improving the imaging of optical systems with coma and astigmatism aberrations
   A. N. K. Reddy, V. Dev, V. Pal, and R. A. Ganeev
   Photonics 11, 14 (2024).

4. Probing topological charge of discrete vortices
   V. Dev, and V. Pal
   Physical Review Applied 20, 034071 (2023).  

5. Investigation of noise correlations in the phase-locked class-A VECSEL array
   S. Karuseichyk, V. Pal, S. Sahoo, G. Beaudoin, I. Sagnes, and F. Bretenaker
   Optics Express 31, 41713 (2023). 

6. Generating asymmetric aberration laser beams with controlled intensity distribution
   S. Singh, V. Dev, and V. Pal
   Journal of Optics 24, 125601 (2022). (IOP Publishing)

7. Generating high-energy densities by side lobe suppression in the far-field of phase locked lasers

V. Dev, A. N. K. Reddy, and V. Pal

Journal of Optical Society of America B 39, 2254-2263 (2022)

8. Effect of linewidth enhancement factor on the generation of optical vortices in a class-A deegenerate cavity semiconductor laser
   Y. Bouchereau, S. Karuseichyk, R. Guitter, V. Pal, and F. Bretenaker
   Optics Express 30, 15648-15658 (2022)

9. Phase-locking of lasers with Gaussian coupling
   A. N. K. Reddy, S. Mahler, A. Goldring,  V. Pal, A. A. Friesem, and N. Davidson
   Optics Express  30, 1114-1129 ( 2022)

10. High-resolution digital spatial control of highly multimode laser
    C. Tradonsky, S. Mahler, G. Cai, V. Pal, R. Chriki, A. A. Friesem, and N. Davidson
    Optica 8, 880-884 (2021)

11. Auto-focusing and self-healing properties of aberration laser beams in a turbulent media
    V. Dev, A. N. K. Reddy, Andrey V. Ustinov, S. N. Khonina, and V. Pal
    Physical Review Applied 16, 014061 (2021)  

12. High-resolution digitally controlled multimode laser
    C. Tradosnky, S. Mahler,  V. Pal, A. A. Friesem, and N. Davidson
    Optics & Photonics News 32 (12), 34 (2021)

13. Divergence and self-healing of a discrete vortex formed by phase-locked lasers
    V. Dev and V. Pal
    Journal of Optical Society of America B 38, 3683 (2021)

14. 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)

15. Generation of uniform-intensity light beams with controllable spatial shapes
    V. Dev, A. N. K. Reddy, and V. Pal
    Optics Communications 475, 126226 (2020)

16. 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)

17. 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  (weblink) 

• Technical Review and News  (weblink)

• Weizmann Wonder Wander: Returning light -- Institute physicists solve a "hard problem" with lasers and a hint. (weblink)

18. 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)

19. 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)

20. 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. (weblink) 

21. 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)

22. 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)

23. 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".  (weblink) 

• Nature News & Views -- "A laser model for cosmology" Nature 549, 163-164 (2017). 

24. 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)

25. 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)

26. 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)

27. 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)

28. 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)

29. 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)

30. 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)

31. 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)

32. 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)

33. 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)

34. 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:

1. Noise correlations in phase-locked VECSEL arrays

S. Karuseichyk, V. Pal, I. Sagnes, and F. Bretenaker

2023 Conference on Lasers and Electro-Optics & European Quantum Electronics Conference (CLEO/Europe-EQEC), Munich, Germany. IEEE Publishing. Doi: 10.1109/CLEO/Europe-EQEC57999.2023.10232833

2. Digitally controlled multimode laser for high-resolution and robust beam shaping

S. Mahler, C. Tradonsky, V. Pal, A. A. Friesem, and N. Davidson

Proc. SPIE 12218, Laser Beam Shaping XXII, 1221809 (2022). https://doi.org/10.1117/12.2634968

3. Enhanced output power-density by sidelobe suppression of phase locked-lasers 

V. Dev, A. N. K. Reddy, and V. Pal

Frontiers in Optics + Laser Science (FiO LS 2022), Rochester, USA, Technical Digest Series (Optica Publishing Group, 2022), paper JTu4A.21

4. 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).

5. 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 (IEEE Publisher).

6. Propagation invariant features of aberration laser beams in a turbulent media
   V. Dev, A. N. K. Reddy, A. V. Ustinov, S. N. Khonina, and V. Pal
   Frontier in Optics and Laser Science (FiO LS 2021), Washington DC, USA, Technical Digest Series (Optica Publishing Group, 2021), paper JW7A.120.

7. Fair sampling with a highly parallel laser simulator
   V. Pal, S. Mahler, A. A. Friesem, and N Davidson
   Conference on Lasers and Electro-Optics (CLEO 2021), San Jose, California, USA, Technical Digest Series (Optica Publishing Group, 2021), paper JW1A.142.

8. Design of diffractive optical elements for shaping the laser intensity distribution
   V. Dev, A. N. K. Reddy, and V. Pal
   In: K. Singh, A. K. Gupta, S. Khare, N. Dixit, K. Pant (eds) ICOL-2019. Springer Proceedings in Physics, vol 258, pp 89-91 (2021). Springer, Singapore. 

9. 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). 

10. 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).

11. 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).

12. 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.

13. 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.

14. 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).  

15. 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, OSA Technical Digest (Optica Publishing Group, 2017), paper FTh2E.2

16. 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

17. 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

18. 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

19. 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

20. 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, OSA Technical Digest (Optica Publishing Group, 2016), paper Th2C.2.

21. 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, OSA Technical Digest (Optica Publishing Group, 2015), paper LTh1H.4.

22. 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, OSA Technical Digest (Optica Publishing Group, 2015), paper AM5A.42.

23. 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, OSA Technical Digest (Optica Publishing Group, 2015), paper SF2F.6.

24. 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, OSA Technical Digest (Optica Publishing Group, 2015), paper JTu5A.22.

25. 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, OSA Technical Digest (Optica Publishing Group, 2015) paper FN2D.2.

26. 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, OSA Technical Digest (Optica Publishing Group, 2015), paper FW4G.5.

27. 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, OSA Technical Digest (Optica Publishing Group, 2012), paper W3C.3.

28. 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, OSA Technical Digest (Optica Publishing Group, 2015), paper MPo.24.

29. 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).