Oren Cohen Webpage

 

 

 

 

 

 

 

 

            

Faculty of Physics, Technion - Israel Ins. of Technology.

I am establishing a new research group in extreme nonlinear optics, theoretical and experimental. Motivated students and post-docs are welcome to contact me at oren"dot"cohen"at"physics"dot"technion"dot"ac"dot"il.

 

 Publications

  1. Alon Bahabad, Oren Cohen, Margaret M. Murnane, and Henry C. Kapteyn, Quasi-phase-matching and dispersion characterization of harmonic generation in the perturbative regime using counterpropagating beams, Optics Express 16, 15923 (2008). 

  2. Tenio Popmintchev, Ming-Chang Chen, Oren Cohen, Michael E. Grisham, Jorge J. Rocca, Margaret M. Murnane, and Henry C. Kapteyn, Extended phase matching of high harmonics driven by mid-infrared light, Opt. Lett. 33 2128 (2008).

  3. Alon Bahabad, Oren Cohen, Margaret M. Murnane, and Henry C. Kapteyn, Quasi-periodic and random quasi-phase matching of high harmonic generation, Opt. Lett. 33, 1936 (2008).   

  4. Carmel Rotschild, Tal Schwartz, Oren Cohen, and  Mordechai Segev, Incoherent spatial solitons in effectively instantaneous nonlinear media, Nature Photonics, 2, 371 (2008).  See also Self-trapping of spackled light beams which is a commentary article that was published in the News & Views section of Nature Photonics 2, 334 (2008). ISI  

  5. Amy L. Lytle, Xiaoshi Zhang, Richard. L. Sandberg, Oren Cohen, Henry C. Kapteyn, and Margaret M. Murnane, Quasi-phase matching and characterization of high-order harmonic generation in hollow waveguides using counterpropagating light, Optics Express 16, 6544 (2008). ISI   

  6. Oren Cohen, LipFah Chong, Tal Schwartz, Tenio Popmintchev, Margaret M. Murnane, and Henry C. Kapteyn, Talbot solitons, Opt. Lett. 33, 830 (2008). Also appeared in Virtual Journal of Ultrafast Science, June 2008. ISI

  7. Xiaoshi Zhang, Amy L. Lytle, Oren Cohen, Margaret M. Murnane and Henry C. Kapteyn, Quantum-path control in high-order harmonic generation at high photon energies, New J. Phys., 10, 025021 (2008). ISI

  8. Amy L. Lytle, Xiaoshi Zhang, Paul Arpin, Oren Cohen, Margaret M. Murnane and Henry C. Kapteyn, Quasi-phase matching of high-order harmonic generation at high photon energies using counterpropagating pulses, Opt. Lett., 33, 174 (2008). Also appeared in Virtual Journal of Ultrafast Science, March 2008.  ISI

  9. Amy Lytle, Xiaoshi Zhang, Oren Cohen, Margaret M. Murnane and Henry C. Kapteyn, "All-optical quasi-phase matching in extreme nonlinear optics", Optics and Photonics News, Special Issue: Optics in 2007, vol. 17(12), 32 (2007).

  10. Oren Cohen, Amy Lytle, Xiaoshi Zhang, Margaret M. Murnane and Henry C. Kapteyn, Optimizing quasi-phase matching of high harmonic generation using counter propagating pulse trains, Opt. Lett. 32, 2975 (2007). Also appeared in Virtual Journal of Ultrafast Science v. 6, December 2007.  ISI

  11. R.L. Sandberg, A.P. Paul, D. Raymondson, S. Hädrich, D. Gaudiosi, J. Holtsnider, R. Tobey, O. Cohen. M.M. Murnane, H.C. Kapteyn, C. Song, J. Miao, Y.  Liu, and F. Salmassi, Lensless diffractive imaging using tabletop coherent high harmonic soft x-ray beams, Phys. Rev. Lett. 99, 098103 (2007). Also appeared in Virtual Journal of Nanoscale Science & Technology September 10, 2007.  See also Harmonic pictures in a flash which is a commentary article that was published in the News & Views section of Nature 449, 553 (2007).  ISI

  12. Henry Kapteyn, Oren Cohen, Ivan Christov, and Margaret Murnane, Harnessing Attosecond science in the Quest for Coherent X-rays, Science 317, 775 (2007). Review article  ISI

  13. Oren Cohen, Xiaoshi Zhang, Amy Lytle, Tenio Popmintchev, Margaret M. Murnane and Henry C. Kapteyn, Grating-assisted phase matching in extreme nonlinear optics, Phys. Rev. Lett. 99, 053902 (2007). Also appeared in Virtual Journal of Ultrafast Science v. 6, September 2007. ISI

  14. B.A. Reagan, T. Popmintchev, M.E. Grisham, D.M. Gaudiosi, M. Berrill, O. Cohen, B.C. Walker, M.M. Murnane, J.J. Rocca, and H.C. Kapteyn, Enhanced High Harmonic Generation from Xe, Kr, and Ar in a Capillary Discharge, Phys. Rev. A 76, 013816 (2007). Also appeared in Virtual Journal of Ultrafast Science v. 6, August 2007.  ISI

  15. Henry C. Kapteyn, Oren Cohen, Xiaoshi Zhang, Amy Lytle, and Margaret M. Murnane, Attosecond nonlinear optics open the door to coherent x-rays, Laser Focus World 43(5) May 2007. Cover article, pdf

  16. Oren Cohen, Tenio Popmintchev, David M. Gaudiosi, Margaret M. Murnane, and Henry C. Kapteyn, Unified microscopic-macroscopic formulation of high-order difference frequency mixing in plasmas, Phys. Rev. Lett. 98, 043903 (2007). Also appeared in Virtual Journal of Ultrafast Science v. 6, February 2007. ISI

  17. Xiaoshi Zhang, Amy Lytle, Tenio Popmintchev, Xibin Zhou, Henry C. Kapteyn, Margaret M. Murnane, and Oren Cohen, Quasi phase matching and quantum path control of high harmonic generation using counter propagating light, Nature Physics 3, 270 (2007). This paper was highlighted by Photonics spectra, Physorg, ScienceDaily, Nono techwire, Advanced Imaging, Innovations-report, EurekAlert, Energy-daily...  ISI

  18. Amy Lytle, Xiaoshi Zhang, Jastin Peatross, Margaret Murnane, Henry Kapteyn, and Oren Cohen, Probe of high-order harmonic generation in a hollow waveguide geometry using counterpropagating light, Phys. Rev. Lett. 98, 123904 (2007). ISI

  19. Ra’anan I. Tobey, Mark E. Siemens, Oren Cohen, Margaret. M. Murnane, Henry C. Kapteyn, and Keith A. Nelson, Ultrafast extreme ultraviolet holography: dynamic monitoring of surface deformation, Opt. Lett. 32, 286 (2007). Also appeared in Virtual Journal of Ultrafast Science v. 6, February 2007. ISI

  20. D.M. Gaudiosi, B. Reagan, T. Popmintchev, M. Grisham, M. Berrill, O. Cohen, B.C. Walker, M.M. Murnane, H.C. Kapteyn, and J.J. Rocca, “High harmonic generation from ions in a capillary discharge plasma waveguide”, Optics and Photonics News, Special Issue: Optics in 2006, vol. 16(12), 44 (2006).

  21. Carmel Rotschild, Barak Alfassi, Oren Cohen, and Mordechai Segev, Long range interactions between optical solitons, Nature Physics 2, 769 (2006). Solitons: A long-distance relationship, Research Highlights in Nature Photonics (2006). ISI

  22. Carmel Rotschild, Mordechai Segev, Zhiyong Xu, Yaroslav Kartashov, Lluis Torner, and Oren Cohen, Two-dimensional Multi-pole solitons in nonlocal nonlinear media, Opt. Lett. 31, 3312 (2006). ISI

  23. David M. Gaudiosi, Brendan Reagan, Tenio, Popmintchev, Michael Grisham, Mark Berrill, Oren Cohen, Barry C. Walker, Margaret M. Murnane, Henry C. Kapteyn, and Jorge, J. Rocca, High harmonic generation from ions in capillary discharge, Phys. Rev. Lett. 96, 203001 (2006).   Also appeared in Virtual Journal of Ultrafast Science v. 5, June 2006. ISI

  24. Oren Cohen, Margaret M. Murnane, Henry C. Kapteyn, and Mordechai Segev, Cross-phase-modulation nonlinearities and holographic solitons in periodically poled photovoltaic photorefractives, Opt. Lett. 31, 954 (2006). ISI

  25. Oren Cohen, Hrvoje Buljan, Tal Schwartz, Jason W. Fleischer, and Mordechai Segev, Random-phase spatial solitons in instantaneous nonlocal nonlinear media, Phys. Rev. E Rapid Comm. 73, 015601(R) (2006). Preprint at nlin.PS/0410031 . ISI

  26. Guy Bartal, Oren Cohen, Ofer Manela, Mordechai Segev, Jason Fleischer, Robert Pezer, and Hrvoje Buljan, Observation of random-phase gap solitons in photonic lattices, Opt. Lett. 31, 483 (2006). Also appeared in Virtual Journal of Ultrafast Science v. 5, June 2006. ISI

  27. Guy Bartal, Oren Cohen, Hrvoje Buljan, Ofer Manela, Jason W. Fleischer, and Mordechai Segev, Brillouin-zone spectroscopy of photonic lattices, Optics and Photonics News, Special Issue: Optics in 2005, Vol 15(12), 37  (2005).

  28.  Carmel Rotschild, Oren Cohen, Ofer Manela, Mordechai Segev, and Tal Carmon, Solitons in nonlinear media with an infinite range of nonlocality: first observation of coherent elliptic solitons and of vortex-ring solitons, Phys. Rev. Lett. 95, 213904 (2005). ISI

  29. Inbal Friedler, Gershon Kurizki, Oren Cohen, and Mordechai Segev, Spatial Thirring-type solitons via electromagnetically induced transparency, Opt. Lett. 30, 3374 (2005). ISI

  30. Guy Bartal, Ofer Manela, Oren Cohen, Jason W. Fleischer, and Mordechai Segev, Observation of second-band vortex solitons in 2D photonic lattices, Phys. Rev. Lett. 95, 053904 (2005). ISI

  31. Robert Pezer, Hrvoje Buljan, Jason W. Fleischer, Guy Bartal, Oren Cohen, and Mordechai Segev, Gap random-phase lattice solitons, Optics Express 13, 5013 (2005). ISI

  32. Jason W. Fleischer, Guy Bartal, Oren Cohen, Tal Schwartz, Ofer Manela, Barak Freedman, Mordechai Segev, Hrvoje Buljan, and Nikolaos K. Efremidis, Spatial photonics in nonlinear waveguide arrays, Optics Express 13, 1780 (2005). Review article ISI

  33. Hrvoje Buljan, Guy Bartal, Oren Cohen, Tal Schwartz, Ofer Manela, Tal Carmon, Mordechai Segev, Jason W. Fleischer, and Demetrios N. Christodoulides, Partially coherent waves in nonlinear periodic lattices, Studies in Applied Mathematics 115, 173 (2005). ISI

  34. Guy Bartal, Oren Cohen, Hrvoje Buljan, Jason W. Fleischer, Ofer Manela, and Mordechai Segev, Brillouin zone spectroscopy of nonlinear photonic lattices, Phys. Rev. Lett. 94, 163902 (2005). Also appeared in Virtual Journal of Nanoscale Science & Technology May 29, 2005. Seeing the Brillouin zones Physics Update section in Physics Today May 2005 issue. ISI

  35. Barak Freedman, Oren Cohen, Ofer Manela, Jason W. Fleischer, Mordechai Segev, and Demetrios N. Christodoulides, Grating-mediated waveguiding and holographic solitons, J. Opt. Soc. Am. B 22, 1349 (2005). ISI

  36. Oren Cohen, Guy Bartal, Hrvoje Buljan, Tal Carmon, Jason W. Fleischer, Mordechai Segev, and Demetrios N. Christodoulides, Observation of random-phase lattice solitons, Nature 433, 500 (2005). ISI

  37. Jason W. Fleischer, Dragomir N. Neshev, Guy Bartal, Tristram J. Alexander, Oren Cohen, Elena A. Ostrovskaya, Ofer Manela, Hector Martin, Jared Hudock, Igor Makasyuk, Zhigang Chen, Demetrios N. Christodoulides, Yuri S. Kivshar, and Mordechai Segev, Observation of Discrete Vortex Solitons in 2D Photonic Lattices, Optics and Photonics News, Special Issue: Optics in 2004, Vol 14(12), 31 (2004).

  38. Ofer Manela, Oren Cohen, Guy Bartal, Jason W. Fleischer, and  Mordechai Segev, Two-dimensional higher-band vortex lattice solitons, Opt. Lett. 29, 2049 (2004). ISI

  39.  Tal Schwartz, Jason W. Fleischer, Oren Cohen, Hrvoje Buljan, Mordechai Segev, and Tal Carmon, Pattern formation in a cavity with temporally-incoherent feedback,  J. Opt. Soc. Am. B 21, 2197 (2004). ISI

  40. Hrvoje Buljan, Oren Cohen, Jason W. Fleischer, Tal Schwartz, Mordechai Segev, Ziad Mussilimani, Nikolaos K. Efremidis, and Demetrios N. Christodoulides, Random-Phase Solitons in Nonlinear Photonic Lattices, Phys. Rev. Lett. 92, 223901 (2004). ISI  

  41. Carmel Rotschild, Oren Cohen, Ofer Manela, Tal Carmon, and Mordechai Segev, Interaction between spatial screening solitons propagating in opposite directions, J. Opt. Soc. Am. B 21, 1354 (2004). ISI

  42. Jason W. Fleischer, Guy Bartal, Oren Cohen, Ofer Manela, Mordechai Segev, Jared Hudock, and Demetrios N. Christodoulides, Observation of Vortex Ring "Discrete" Solitons in 2D Photonic Lattices, Phys. Rev. Lett. 92, 123904 (2004).   Cover article   Also appeared in Virtual Journal of Nanoscale Science & Technology April 12, 2004. ISI  

  43. Oren Cohen, Barak Freedman, Jason W. Fleischer, Mordechai Segev, and Demetrios N. Christodoulides, Grating-Mediated Waveguiding, Phys. Rev. Lett. 93 103902 (2004). ISI

  44. Nikolaos K. Efremidis, Jared Hudok, Demetrios N. Christodoulides, Jason W. Fleischer, Oren Cohen, and Mordechai Segev, Two-dimensional optical lattice solitons, Phys. Rev. Lett. 91, 213906 (2003). Also appeared in Virtual Journal of Nanoscale Science & Technology December 1, 2003. ISI

  45. Oren Cohen, Tal Schwartz, Jason W. Fleischer, Mordechai Segev, and Demetrios N. Christodoulides, Multiband Vector Lattice Solitons, Phys. Rev. Lett. 91, 113901 (2003). ISI

  46. Oren Cohen, Tal Carmon, Mordechai Segev, and Serguey Odoulov, Holographic solitons, Opt. Lett. 27, 2031 (2002). ISI

  47. Oren Cohen, Song Lan, Tal Carmon, J. A. Giordmaine, and Mordechai Segev, Vector solitons composed of counter-propagating mutually coherent fields, Opt. Lett. 27, 2013 (2002). ISI

  48. Oren Cohen, Raam Uzdin, Tal Carmon, Jason W. Fleischer, Mordechai  Segev, and Serguey Odoulov, Collisions between Optical Spatial Solitons Propagating in Opposite Directions, Phys. Rev. Lett. 89 133901, (2002). ISI    

 

     Total number of citations: 805, H-index: 17, per ISI Web of Knowledge (August 2008).

        

 

Selected Conference papers

  1. Oren Cohen, Carmel Rotschild, and Mordechai Segev, "Incoherent optical solitons in instantaneous nonlocal nonlinear media" International conference on microwaves magnetics, Fort Collins, CO, USA (2008). Invited talk

  2. Oren Cohen, Tenio Popmintchev, Amy Lytle, Henry Kapteyn, and Margaret Murnane, "Optically-induced phase structures and quasi-phase matching of high harmonic generation at keV energies" FRI2.4, 16th International Conference on Ultrafast Phenomena, Stresa, Italy (2008).

  3. Oren Cohen, Amy Lytle, Tenio Popmintchev, Henry Kapteyn, and Margaret Murnane, "All-optical Quasi Phase Matching techniques in high harmonic generation" CThX1, CLEO/QELS 2008. Invited talk

  4. Oren Cohen, Xiaoshi Zhang, Amy Lytle, Henry kapteyn, and Margaret Murnane, "Attosecond x-ray photonics: all-optical quasi-phase matching for high harmonic generation", ThB1 Nonlinear optics: Materials, fundamentals, and applications, Kona, Hawaii (2007). Invited talk

  5. Oren Cohen, Xiaoshi Zhang, Amy Lytle, Margaret M. Murnane, and Henry C. kapteyn, "Attosecond nonlinear optics in high harmonic generation", TS 2-18, Frontiers of nonlinear physics 2007, Nizhny Novgorod, Russia. Invited talk

  6. Oren Cohen, Margaret M. Murnane, Henry C. kapteyn, and LipFah Chong “Incoherent Solitons in Fast and Local Nonlinear media”, CLEO/QELS 2007, JWA65

  7. Oren Cohen, Xiaoshi Zhang, Amy Lytle, Tenio, Popmintchev, Margaret M. Murnane, and Henry C. kapteyn, “Grating-Assisted Phase Matching in Extreme Nonlinear optics”, CLEO/QELS 2007, CTuW1

  8. Oren Cohen, Tenio, Popmintchev, Margaret M. Murnane, and Henry C. Kapteyn. "Phase-Matching in Isotropic and Homogeneous Materials Via Talbot Effect" CLEO 2006, CThEE4.

  9. Oren Cohen Incoherent waves and random-phase lattice solitons in nonlinear periodic potentials Thesis prize session, DAMOP APS meeting (2006). Invited talk.

  10. Oren Cohen, Hrvoje Buljan, Jason W. Fleischer, Tal Schwartz, and Mordechai Segev. "Incoherent solitons in instantaneous nonlocal nonlinear media" FiO/LS OSA Meeting, FThJ7 (2004).

  11. Oren Cohen, Guy Bartal, Hrvoje Buljan, Jason W. Fleischer, and Mordechai Segev. "Fourier-space imaging in nonlinear photonic lattices" Nonlinear Guided Waves and its applications, in Toronto Canada, March 2004 PD7. Post deadline

  12. Oren Cohen, Hrvoje Buljan, Jason W. Fleischer, and Mordechai Segev. "Random-phase solitons in nonlinear photonic lattices" Israel Physical Society annual meeting, Bar Ilan University, Ramat-Gan, Israel, (2003). Invited talk

  13. Oren Cohen, Hrvoje Buljan, Jason W. Fleischer, Tal Schwartz, Mordechai Segev, Ziad Mussilimani, Nikolaos K. Efremidis, and Demetrios N. Christodoulides. Random-phase solitons in nonlinear photonic lattices 16th annual IEEE Lasers and Electro-Optics Society (LEOS), Tucson, Arizona, October 2003, PD1.5. Post deadline

  14. Oren Cohen, Jason W. Fleischer, Moti Segev, and Demetrios N. Christodoulides. "Grating mediated waveguides" Frontiers in optics, 87th annual meeting of the Optical Society of America, Tucson, Arizona, October 2003, WW7

  15. Oren Cohen, Song Lan, Tal Carmon, J. A. Giordmaine, and Moti Segev. "Vector solitons composed of counter-propagating mutually coherent fields" CLEO/QELS 2003, CMH2.

  16. Oren Cohen, Tal Schwartz, Jason W. Fleischer, Moti Segev, and Demetrios N. Christodoulides. "Multi-band vector solitons in waveguide arrays" CLEO/QELS 2003, QMC.

  17. Oren Cohen and Dan Fekete. "Novel Material for QW Diodes Laser InGaAsNSb/GaAs " AGIL in Jerusalem, Israel (2000).