2013-12-24 - CL Publication List

Stanford University

Carsten Langrock Ph.D. in Electrical Engineering (Stanford University), Diploma in Physics (Heinrich-Heine University of Düsseldorf, Germany)

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Since 2011

3115

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Citations

Most-Cited Publications • “Highly efficient single-photon detection at communication wavelengths by use of upconversion in reverse-proton-exchanged periodically poled LiNbO3 waveguides”, C. Langrock, E. Diamanti, R.V. Roussev, Y. Yamamoto, M.M. Fejer, H. Takesue, Optics Letters 30 (13), 1725-1727 Cited 271 times • “All-optical signal processing using χ (2) nonlinearities in guided-wave devices”, C. Langrock, S. Kumar, J.E. McGeehan, A.E. Willner, M.M. Fejer, Journal of Lightwave Technology, 24 (7), 2579-2592 Cited 180 times • “Differential phase shift quantum key distribution experiment over 105 km fibre”, H. Takesue, E. Diamanti, T. Honjo, C. Langrock, M.M. Fejer, K. Inoue, Y. Yamamoto, New Journal of Physics 7, 232 Dr. Carsten Langrock, Ph.D.

Cited 142 times

Stanford University Edward L. Ginzton Laboratory 348 Via Pueblo Mall Stanford, CA 94305 T (650) 723-0464 F (650) 723-2666 E [email protected] W www.linkedin.com/in/langrock/ W nlo.stanford.edu

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Journal Publications 1.

A. Mohajerin-Ariaei, M. Ziyadi, A. Almaiman, Y. Cao, F. Alishahi, M. R. Chitgarha, A. Fallahpour, J.-Y. Yang, C. Bao, P. Liao, B. Shamee, Y. Akasaka, M. Sekiya, J. D. Touch, M. Tur, Carsten Langrock, M. M. Fejer, and A. E. Willner, “Simultaneous all-optical phase noise mitigation and automatically locked homodyne reception of an incoming QPSK data signal”, Optics Letters, Vol. 41, No. 20

2.

Carsten Langrock, Rostislav V. Roussev, Giovanni Nava, Paolo Minzioni, Nicola Argiolas, Cinzia Sada, and Martin M. Fejer, “Nonlinear diffusion model for annealed protonexchanged waveguides in zirconium-doped lithium niobate”, Applied Optics, Vol. 55, No. 24

3.

Y. Cao, M. Ziyadi, A. Mohajerin-Ariaei, A. Almaiman, P. Liao, C. Bao, F. Alishahi, A. Falahpour, B. Shamee, J.-Y. Yang, Y. Akasaka, M. Sekiya, M. Tur, C. Langrock, M. Fejer, J. Touch, and A. E. Willner, “Reconfigurable optical inter-channel interference mitigation for spectrally overlapped QPSK signals using nonlinear wave mixing in cascaded PPLN waveguides”, Optics Letters, Vol. 41, No. 14

4.

Derek Chang, Yu-Wei Lin, Carsten Langrock, C. R. Phillips, C. V. Bennett, and M. M. Fejer, “Phase-mismatched localized fields in A-PPLN waveguide devices”, Optics Letters, Vol. 41, No. 2

5.

Morteza Ziyadi, Amirhossein Mohajerin-Ariaei, Ahmed Almaiman, Yinwen Cao, Mohammad Reza Chitgarha, Loukas Paraschis, Moshe Tur, Carsten Langrock, Martin M. Fejer, Joseph D. Touch, and Alan E. Willner, “Optical channel de-aggregation of quadrature-phase-shift-keying and eight-phase-shift-keying data using mapping onto constellation axes”, Optics Letters, Vol. 40, No. 21

6.

L. Yu and C. M. Natarajan and T. Horikiri and C. Langrock and J. S. Pelc and M. G. Tanner and E. Abe and S. Maier and C. Schneider and S. Hofling and M. Kamp and R. H. Hadfield and M. M. Fejer and Y. Yamamoto, “Two-photon interference at telecom wavelengths for time-bin-encoded single photons from quantum-dot spin qubits”,

Dr. Carsten Langrock, Ph.D. Stanford University Edward L. Ginzton Laboratory 348 Via Pueblo Mall Stanford, CA 94305 T (650) 723-0464

Nature Communications, Vol. 6, No. 8955 7.

Ogaga D. Odele, Joseph M. Lukens, Jose A. Jaramillo-Villegas, Carsten Langrock, Martin M. Fejer, Daniel E. Leaird, and Andrew M. Weiner, “Tunable delay control of entangled photons based on dispersion cancellation”, Optics Express, Vol. 23, No. 17

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8.

Morteza Ziyadi, Amirhossein Mohajerin-Ariaei, Mohammad Reza Chitgarha, Salman Khaleghi, Ahmed Almaiman, Yinwen Cao, Amin Abouzaid, Bishara Shamee, Moshe Tur, Loukas Paraschis, Carsten Langrock, Martin M. Fejer, Joseph D. Touch, and Alan E. Willner, “Tunable radio frequency photonics filter using a comb-based optical tapped delay line with an optical nonlinear multiplexer”, Optics Letters, Vol. 40, No. 14

9.

Amirhossein Mohajerin-Ariaei, Morteza Ziyadi, Mohammad Reza Chitgarha, Ahmed Almaiman, Yinwen Cao, Bishara Shamee, Jeng-Yuan Yang, Youichi Akasaka, Motoyoshi Sekiya, Shigehiro Takasaka, Ryuichi Sugizaki, Joseph D. Touch, Moshe Tur, Carsten Langrock, Martin M. Fejer, and Alan E. Willner, “Phase noise mitigation of QPSK signal utilizing phase-locked multiplexing of signal harmonics and amplitude saturation”, Optics Letters, Vol. 40, No. 14

10. Mohammad Reza Chitgarha, Amirhossein Mohajerin-Ariaei, Y. Cao, Morteza Ziyadi, Salman Khaleghi, Ahmed Almaiman, Joseph D. Touch, Carsten Langrock, Martin M. Fejer, and Alan E. Willner, “Tunable Homodyne Detection of an Incoming QPSK Data Signal Using Two Fixed Pump Lasers”, Journal of Lightwave Technology (Invited), Vol. 33, No. 7 (April 2015) 11. Mohammad Reza Chitgarha, Morteza Ziyadi, Salman Khaleghi, Amirhossein MohajerinAriaei, Ahmed Almaiman, Joseph D. Touch, Moshe Tur, Carsten Langrock, Martin M. Fejer, and Alan E. Willner, “Reconfigurable 2D optical tapped-delay-line to perform correlation on images”, Optics Letters, Vol. 39, No. 23 (December 2014) 12. Morteza Ziyadi, Mohammad Reza Chitgarha, Amirhossein Mohajerin-Ariaei, Salman Khaleghi, Ahmed Almaiman, Yinwen Cao, Moshe J. Willner, Moshe Tur, Loukas Paraschis, Carsten Langrock, Martin M. Fejer, Joseph D. Touch, and Alan E. Willner, “Optical Nyquist channel generation using a comb-based tunable optical tapped-delayline”, Optics Letters, Vol. 39, No. 23 (December 2014) 13. T. Guerreiro, A. Martin, B. Sanguinetti, Jason S. Pelc, Carsten Langrock, Martin M. Fejer, N. Gisin, H. Zbinden, N. Sangouard, and R. T. Thew, “Nonlinear Interaction between Single Photon”, Physical Review Letters, Vol. 113, p. 173601 (October 2014) Dr. Carsten Langrock, Ph.D. Stanford University Edward L. Ginzton Laboratory 348 Via Pueblo Mall Stanford, CA 94305 T (650) 723-0464

14. Derek Chang, Carsten Langrock, Yu-Wei Lin, C. R. Phillips, C. V. Bennett, and M. M. Fejer, “Complex-transfer-function analysis of optical-frequency converters”, Optics Letters, Vol. 39, No. 17 (September 2014)


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15. Mohammad Reza Chitgarha, Salman Khaleghi, Morteza Ziyadi, Amirhossein MohajerinAriaei, Ahmed Almaiman, Wajih Daab, Devora Rogawski, Moshe Tur, Joseph D. Touch, Carsten Langrock, Martin M. Fejer, and Alan E. Willner, “Demonstration of all-optical phase noise suppression scheme using optical nonlinearity and conversion/dispersion delay”Optics Letters, Vol. 39, No. 10 (May 2014) 16. Joseph M. Lukens, Ogaga Odele, Carsten Langrock, Martin M. Fejer, Daniel E. Leaird, and Andrew M. Weiner, “Generation of biphoton correlation trains through spectral filtering”, Optics Express, Vol. 22, No. 8 (April 2014) 17. Salman Khaleghi, Mohammad Reza Chitgarha, Omer F. Yilmaz, Moshe Tur, Michael W. Haney, Carsten Langrock, Martin M. Fejer, and Alan E. Willner, “Experimental characterization of phase tuning using fine wavelength offsets in a tunable complexcoefficient optical tapped-delay-line”, Optics Letters, Vol. 39, No. 4 (February 2014) 18. Morteza Ziyadi, Mohammad Reza Chitgarha, Salman Khaleghi, Amirhossein MohajerinAriaei, Ahmed Almaiman, Joe Touch, Moshe Tur, Carsten Langrock, Martin M. Fejer, and Alan E. Willner, “Tunable optical correlator using an optical frequency comb and a nonlinear multiplexer”, Optics Express, Vol. 22, No. 1 (January 2014) 19. Joseph M. Lukens, Amir Dezfooliyan, Carsten Langrock, Martin M. Fejer, Daniel E. Leaird, and Andrew M. Weiner, “Biphoton manipulation with a fiber-based pulse shaper”, Optics Letters, Vol. 38, No. 22 (November 2013) 20. Salman Khaleghi, Mohammad Reza Chitgarha, Morteza Ziyadi, Wajih Daab, Amirhossein Mohajerin-Ariaei, Dvora Rogawski, Joseph D. Touch, Moshe Tur, Carsten Langrock, Martin M. Fejer, and Alan E. Willner, “Simultaneous and independent processing of multiple input WDM data signals using a tunable optical tapped-delay-line”, Optics Letters, Vol. 38, No. 21 (October 2013) 21. Mohammad Reza Chitgarha, Salman Khaleghi, Zahra Bakhtiari, Morteza Ziyadi, Ori Gerstel, Loukas Paraschis, Carsten Langrock, Martin M. Fejer, and Alan E. Willner, “Demonstration of reconfigurable optical generation of higher-order modulation formats Dr. Carsten Langrock, Ph.D. Stanford University Edward L. Ginzton Laboratory 348 Via Pueblo Mall Stanford, CA 94305 T (650) 723-0464

up to 64 QAM using optical nonlinearity”, Optics Letters, Vol. 38, No. 17 (September 2013) 22. T. Guerreiro, E. Pomarico, B. Sanguinetti, N. Sangouard, J. S. Pelc, C. Langrock, M. M. Fejer, H. Zbinden, R. T. Thew, and N. Gisin, “Interaction of independent single photons

F (650) 723-2666

based on integrated nonlinear optics”, Nature Communications, Vol. 4, Article Number

E [email protected]

2324 (August 2013)

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23. Mohammad Reza Chitgarha, Salman Khaleghi, Omer F. Yilmaz, Moshe Tur, Michael W. Haney, Carsten Langrock, Martin M. Fejer, and Alan E. Willner, “Coherent correlator and equalizer using a reconfigurable all-optical tapped delay line”, Optics Letters, Vol. 38, No. 13 (July 2013) 24. C. R. Phillips, C. Langrock, D. Chang, Y. W. Lin, L. Gallmann, and M. M. Fejer, “Apodization of chirped quasi-phasematching devices”, JOSA B, Vol. 30, No. 6 (June 2013) 25. Salman Khaleghi, Mohammad Reza Chitgarha, Omer F. Yilmaz, Moshe Tur, Michael W. Haney, Carsten Langrock, Martin M. Fejer, and Alan E. Willner, “Reconfigurable optical quadrature amplitude modulation converter/encoder using a tunable complex coefficient optical tapped delay line”, Optics Letters, Vol. 38, No. 10 (May 2013) 26. Yan Li, Luke. F. Lester, Derek Chang, Carsten Langrock, M. M. Fejer, and Daniel J. Kane, “Characteristics and instabilities of mode-locked quantum-dot diode lasers”, Optics Express, Vol. 21, No. 7 (March 2013) 27. Vincent J. Hernandez, Corey V. Bennett, Bryan D. Moran, Alexander D. Drobshoff, Derek Chang, Carsten Langrock, Martin M. Fejer, and Morten Ibsen , “104 MHz rate singleshot recording with subpicosecond resolution using temporal imaging”, Optics Express, Vol. 21, No. 1 (January, 2013) 28. Hao Huang, Jeng-Yuan Yang, Xiaoxia Wu, Salman Khaleghi, Morteza Ziyadi, Moshe Tur, Carsten Langrock, Martin M. Fejer, Loukas Paraschis, and Alan E. Willner, “Simultaneous subchannel data updating for multiple channels of 16-quadrature amplitude modulation signals using a single periodically poled lithium niobate waveguide”, Optics Letters, Vol. 37, No. 21 (November 2012) 29. Mohammad Reza Chitgarha, Salman Khaleghi, Omer F. Yilmaz, Moshe Tur, Michael W. Haney, Carsten Langrock, Martin M. Fejer, and Alan E. Willner , “Demonstration of channel-spacing-tunable demultiplexing of optical orthogonal-frequency-divisionmultiplexed subcarriers utilizing reconfigurable all-optical discrete Fourier transform”, Dr. Carsten Langrock, Ph.D. Stanford University Edward L. Ginzton Laboratory 348 Via Pueblo Mall Stanford, CA 94305 T (650) 723-0464 F (650) 723-2666

Optics Letters, Vol. 37, No. 19 (October 2012) 30. Salman Khaleghi, Mohammad Reza Chitgarha, Omer F. Yilmaz, Moshe Tur, Michael W. Haney, Carsten Langrock, Martin M. Fejer, and Alan E. Willner, “Experimental performance of a fully tunable complex-coefficient optical FIR filter using wavelength conversion and chromatic dispersion”, Optics Letters, Vol. 37, No. 16 (August 2012)

E [email protected] W www.linkedin.com/in/langrock/ W nlo.stanford.edu

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31. S. Khaleghi, S., O.F. Yilmaz, M.R. Chitgarha, M. Tur, N. Ahmed, S.R. Nuccio, I.M. Fazal, Xiaoxia Wu, M.W. Haney, C. Langrock, M.M. Fejer, and A.E. Willner, “High-Speed Correlation and Equalization Using a Continuously Tunable All-Optical Tapped Delay Line”, IEEE Photonics Journal, Vol 4., No. 4 (August 2012) 32. C. R. Phillips, J. Jiang, C. Mohr, A. C. Lin, C. Langrock, M. Snure, D. Bliss, M. Zhu, I. Hartl, J. S. Harris, M. E. Fermann, and M. M. Fejer, “Widely tunable midinfrared difference frequency generation in orientation-patterned GaAs pumped with a femtosecond Tm-fiber system”, Optics Letters, Vol. 37, No. 14 (July 2012) 33. J. S. Pelc, L. Ma, C. R. Phillips, Q. Zhang, C. Langrock, O. Slattery, X. Tang, and M. M. Fejer, "Long-wavelength-pumped upconversion single-photon detector at 1550 nm: performance and noise analysis", Optics Express, Vol. 19, No. 22 (November 2011) 34. C. R. Phillips, C. Langrock, J. S. Pelc, M. M. Fejer, I. Hartl, and Martin E. Fermann, "Supercontinuum generation in quasi-phasematched waveguides", Optics Express, Vol. 19, No. 20 (September 2011) 35. J. S. Pelc, C. R. Phillips, D. Chang, C. Langrock, and M. M. Fejer, "Efficiency pedestal in quasi-phase-matching devices with random duty-cycle errors" , Optics Letters, No. 6, Vol. 36, pp. 864-866 (March 2011) 36. J. S. Pelc, C. Langrock, Q. Zhang, and M. M. Fejer,"Influence of domain disorder on parametric noise in quasi-phase-matched quantum frequency converters", Optics Letters, No. 16, Vol. 35, pp.2804-2806 (August 2010) 37. Paolo Minzioni, Vincenzo Pusino, Ilaria Cristiani, Lucia Marazzi, Mario Martinelli, Carsten Langrock, M. M. Fejer, and Vittorio Degiorgio,"Optical phase conjugation in phasemodulated transmission systems: experimental comparison of different nonlinearitycompensation methods", Optics Express, No. 17, Vol. 18, pp.18119-18124 (August 2010) 38. Qiang Zhang, Hiroki Takesue, Carsten Langrock, Xiuping Xie, Martin M. Fejer, and Yoshihisa Yamamoto,"Hong–Ou–Mandel Dip Using Degenerate Photon Pairs from a Dr. Carsten Langrock, Ph.D.

Single Periodically Poled Lithium Niobate Waveguide with Integrated Mode

Stanford University Edward L. Ginzton Laboratory 348 Via Pueblo Mall Stanford, CA 94305 T (650) 723-0464

Demultiplexer", Jpn. J. Appl. Phys., No. 06440, Vol. 49 pp.1-4 (June 2010)


39. Shang-Da Yang, Chen-Shao Hsu, Shih-Lun Lin, You-Sheng Lin, Carsten Langrock, M.M. Fejer, "Ultrasensitive direct-field retrieval of femtosecond pulses by modified interferometric field autocorrelation" , Optics Letters, No. 20, Vol. 34, pp. 3065-3067 (October 2009)

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40. P. Martelli, P. Boffi, M. Ferrario, L. Marazzi, P. Parolari, R. Siano, V. Pusino, P. Minzioni, I. Cristiani, C. Langrock, M.M. Fejer, M. Martinelli, V. Degiorgio, "All-Optical Wavelength Conversion of a 100-Gb/s Polarization-Multiplexed Signal" , Optics Express, No. 20, Vol. 17, pp. 17758-17763 (September 2009) 41. Houxun Miao, Daniel E. Leaird, Carsten Langrock, Martin M. Fejer, and Andrew M. Weiner, "Optical arbitrary waveform characterization via dual-quadrature spectral shearing interferometry" , Optics Express, No. 5, Vol. 17, pp. 3381-3389 (March 2009) 42. Kai-Daniel F. Buechter, Harald Herrmann, Carsten Langrock, Martin M. Fejer, and Wolfgang Sohler, "All-optical Ti:PPLN wavelength conversion modules for free-space optical transmission links in the mid-infrared" , Optics Letters, No. 4, Vol. 34, pp. 470-472 (February 2009) 43. Louis Christen, Omer F. Yilmaz, Scott Nuccio, Xiaoxia Wu, Irfan Fazal, Alan E. Willner, Carsten Langrock, and Martin M. Fejer, "Tunable 105 ns optical delay for 80 Gb/s RZDQPSK, 40 Gb/s RZ-DPSK, and 40 Gb/s RZ-OOK signals using wavelength conversion and chromatic dispersion" , Optics Letters, No. 4, Vol. 34, pp. 542-544 (February 2009) 44. Qiang Zhang, Carsten Langrock, M. M. Fejer, and Yoshihisa Yamamoto,"Waveguidebased single-pixel up-conversion infrared spectrometer" , Optics Express, No. 24, Vol. 16, pp. 19557-19561 (November 2008) 45. Houxun Miao, Shang-Da Yang, Carsten Langrock, Rostislav V. Roussev, M. M. Fejer, and Andrew M. Weiner, "Ultralow-power second-harmonic generation frequencyresolved optical gating using aperiodically poled lithium niobate waveguides", (Invited) JOSA B, No. 6, Vol. 25, pp. A41-A53 (June 2008) 46. Qiang Zhang, Hiroki Takesue, Sae Woo Nam, Carsten Langrock, Xiuping Xie, Burm Baek, M. M. Fejer, and Yoshihisa Yamamoto, "Distribution of time-energy entanglement over 100 km fiber using superconducting singlephoton detectors", Optics Express, No. 8, Vol. 16, pp. 5776-5781 (April 2008) 47. Qiang Zhang, Carsten Langrock, Hiroki Takesue, Xiuping Xie, Martin Fejer, and Yoshihisa Dr. Carsten Langrock, Ph.D. Stanford University Edward L. Ginzton Laboratory 348 Via Pueblo Mall Stanford, CA 94305 T (650) 723-0464 F (650) 723-2666 E [email protected]

Yamamoto, "Generation of 10-GHz clock sequential time-bin entanglement", Optics Express, No. 5, Vol. 16, pp. 3293-3298 (March 2008) 48. Carsten Langrock, I. Hartl, Martin E. Fermann, M. M. Fejer, “Generation of octavespanning spectra inside RPE PPLN waveguides”, Optics Letters, No. 16, Vol. 32, pp. 2306-2308 (August 2007)


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49. Irfan Fazal, Omer Yilmaz, Scott Nuccio, Bo Zhang, Alan Willner, Carsten Langrock, Martin M. Fejer, “Optical data packet synchronization and multiplexing using a tunable optical delay based on wavelength conversion and inter-channel chromatic dispersion”, Optics Express, No. 17, Vol. 15, pp. 10492-10497 (August 2007) 50. Qiang Zhang, Xiuping Xie, Hiroki Takesue, Sae Woo Nam, Carsten Langrock, M. M. Fejer, Yoshihisa Yamamoto, “Correlated photon-pair generation in reverse-protonexchange PPLN waveguides with integrated mode demultiplexer at 10-GHz clock”, Optics Express, No. 16, Vol. 15, pp. 10288-10293 (August 2007) 51. Carsten Langrock, M. M. Fejer, “Background-free collinear autocorrelation and frequency-resolved optical gating using mode multiplexing and demultiplexing in reverse-proton-exchange aperiodically poled lithium niobate waveguides”, Optics Letters, No. 16, Vol. 32, pp. 2306-2308 (August 2007) 52. Jie Huang, Carsten Langrock, X. P. Xie, M. M. Fejer, “A Monolithic 160-Gbit/s Optical Time-division Multiplexer”, Optics Letters, No. 16, Vol. 32, pp. 2420-2422 (August 2007) 53. Carsten Langrock, M. M. Fejer, “Fiber-feedback CW and synchronously pumped singly resonant ring OPOs using RPE PPLN waveguides”, Optics Letters, No. 15, Vol. 32, pp. 2263-2265 (July 2007) 54. Houxun Miao, Andrew M. Weiner, Carsten Langrock, Rostislav Roussev, Martin M. Fejer, “Polarization-insensitive ultralow-power second-harmonic generation frequency-resolved optical gating”, Optics Letters, No. 4, Vol. 32, pp. 424-426 (February 2007) 55. Houxun Miao, Andrew M. Weiner, Carsten Langrock, Rostislav Roussev, Martin M. Fejer, “Sensing and compensation of femtosecond waveform distortion induced by all-order polarization mode dispersion at selected polarization states”, Optics Letters, No. 4, Vol. 32, pp. 424-426 (February 2007) 56. Hiroki Takesue, Eleni Diamanti, Carsten Langrock, M. M. Fejer, and Yoshihisa Yamamoto, “1.5-μm single photon counting using polarization-independent upconversion detector”, Optics Express No. 26, Vol. 14, pp. 13067-13072 (December Dr. Carsten Langrock, Ph.D. Stanford University Edward L. Ginzton Laboratory 348 Via Pueblo Mall Stanford, CA 94305 T (650) 723-0464 F (650) 723-2666 E [email protected]

2006) 57. Eleni Diamanti, Hiroki Takesue, Carsten Langrock, M. M. Fejer, and Yoshihisa Yamamoto, “100-km differential phase shift quantum key distribution experiment with low jitter up-conversion detectors”, Optics Express, No. 26, Vol. 14, pp. 13073-13082 (December 2006)


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58. W. C. Swann, J. J. McFerran, I. Coddington, N. R. Newbury, I. Hartl, M. E. Fermann, P. S. Westbrook, J. W. Nicholson, K. S. Feder, C. Langrock, and M. M. Fejer, “Fiber-laser frequency combs with subhertz relative linewidths”, Optics Letters, No. 20, Vol. 31, pp. 3046-3048 (October 2006) 59. Hiroki Takesue, Eleni Diamanti, Carsten Langrock, M. M. Fejer, Y. Yamamoto, “10-GHz clock differential phase shift quantum key distribution experiment”, Optics Express, No. 20, Vol. 14 (October 2006) 60. Carsten Langrock, Saurabh Kumar, John E. McGeehan, A. E. Willner, M. M. Fejer, “AllOptical Signal Processing using χ(2) Nonlinearities in Guided Wave Devices”, (Invited) Journal of Lightwave Technology, No. 7, Vol. 24, pp. 2579-2592 (July 2006) 61. Minzioni, I. Cristiani, V. Degiorgio, L. Marazzi, M. Martinelli, C. Langrock, M. M. Fejer, “Experimental demonstration of nonlinearity and dispersion compensation in an embedded link by optical phase conjugation”, Photonics Technology Letters, No. 9, Vol. 18, pp. 995-997 (May 2006) 62. Eleni Diamanti, Carsten Langrock, M. M. Fejer, Yoshihisa Yamamoto, “1.5 μm photoncounting optical time-domain reflectometry with a single-photon detector based on upconversion in a periodically poled lithium niobate waveguide” , Optics Letters, No. 6 Vol. 31, pp. 727-729 (March 2006) 63. Jie Huang, X. P. Xie, Carsten Langrock, R. V. Roussev, D. S. Hum, and M. M. Fejer, “Amplitude modulation and apodization of quasi-phase-matched interactions”, Optics Letters, No. 5 Vol. 31, pp. 604-606 (March 2006) 64. Supriyo Sinha, Carsten Langrock, Michel J. F. Digonnet, Martin M. Fejer, Robert L. Byer, “Efficient yellow-light generation by frequency doubling a narrow-linewidth 1150-nm ytterbium fiber oscillator”, Optics Letters, No. 3, Vol. 31, pp. 347-349 (February 2006) 65. H. Takesue, E. Diamanti, T. Honjo, C. Langrock, M. M. Fejer, K. Inoue, Y. Yamamoto,”Differential phase shift quantum key distribution experiment over 105 km fibre”, New Journal of Physics, No. 7, Vol. 232 (November 2005) Dr. Carsten Langrock, Ph.D. Stanford University Edward L. Ginzton Laboratory 348 Via Pueblo Mall Stanford, CA 94305 T (650) 723-0464

66. I. Hartl, G. Imeshev, and M. E. Fermann, C. Langrock and M. M. Fejer, “Integrated selfreferenced frequency-comb laser based on a combination of fiber and waveguide technology”, Optics Express, No. 17, Vol. 13, pp. 6490 - 6496 (August 2005)


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67. Carsten Langrock, Eleni Diamanti, Rostislav V. Roussev, Hiroki Takesue, Yoshihisa Yamamoto, and M. M. Fejer, “Highly efficient single-photon detection at communication wavelengths by use of upconversion in reverse-proton-exchanged periodically poled LiNbO3 waveguides”, Optics Letters, No. 13, Vol. 30, pp.1725-1727 (July 2005) 68. Z. Jiang, D. S. Seo, D. E. Leaird, R. V. Roussev, C. Langrock, M. M. Fejer, and A. M. Weiner, “Reconfigurable All-Optical Code Translation in Spectrally Phase-Coded OCDMA”, Journal of Lightwave Technology, No. 6, Vol. 23, pp. 1979-1990 (June 2005) 69. Zhi Jiang, Dongsun Seo, Shangda Yang, Daniel E. Leaird, Rostislav V. Roussev, Carsten Langrock, Martin M. Fejer, and Andrew M. Weiner, “Four-User 10-Gb/s Spectrally Phase-Coded O-CDMA System Operating at ~30 fJ/bit”, IEEE Photonics Technology Letters, No. 3, Vol. 17, pp. 705-707 (March 2005) 70. Jiang, D. S. Seo, S. D. Yang, D. E. Leaird, R. V. Roussev, C. Langrock, M. M. Fejer, A. M. Weiner, “Four-user, 2.5-Gb/s, spectrally coded OCDMA system demonstration using low-power nonlinear processing”, Journal of Lightwave Technology, No. 1, Vol. 232, pp. 143-158 (January 2005) 71. M. Mueller, E. Soergel, K. Buse, C. Langrock and M. M. Fejer, “Investigation of periodically poled lithium niobate crystals by light diffraction”, Journal of Applied Physics, No. 4, Vol. 97 (January 2005) 72. Jie Huang, J. R. Kurz, Carsten Langrock, A. M. Schober, and M. M. Fejer, “Quasi-groupvelocity matching using integrated-optic structures”, Optics Letters, No. 21 Vol. 29, pp. 2482-2484 (November 2004) 73. Zhi Jiang, D. S. Seo, D. E. Leaird, A. M. Weiner, R. V. Roussev, C. Langrock and M. M. Fejer, “Multi-user, 10Gb/s spectrally phase coded O-CDMA system with hybrid chip and slot-level timing coordination”, Electronics Express, No. 13, Vol. 1, pp. 398-403 (October 2004) 74. Rostislav V. Roussev, Carsten Langrock, Jonathan R. Kurz, and M. M. Fejer, “Periodically poled lithium niobate waveguide sum-frequency generator for efficient single-photon Dr. Carsten Langrock, Ph.D.

detection at communication wavelengths”, Optics Letters, No. 13, Vol. 29, pp.


1518-1520 (July 2004)


75. Xiuping Xie, Andrew M. Schober, Carsten Langrock, Rostislav V. Roussev, Jonathan R. Kurz, Martin M. Fejer, “Picojoule threshold, picosecond optical parametric generation in reverse proton-exchanged lithium niobate waveguides”, JOSA B, Vol. 21 No. 7, pp. 1397-1402 (July 2004)

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Stanford University

76. Z. Jiang, D.S. Seo, S.-D. Yang, D.E. Leaird, R.V. Roussev, C. Langrock, M.M. Fejer, A.M. Weiner, “Low-Power High-Contrast Coded Waveform Discrimination at 10 GHz Via Nonlinear Processing”, Photonics Technology Letters, No. 7 Vol. 16 pp.1778-1780 (July 2004) 77. Z. Jiang, D.S. Seo, S.-D. Yang, D.E. Leaird, A.M. Weiner, R.V. Roussev, C. Langrock and M.M. Fejer, “Spectrally coded O-CDMA system with four users at 2.5 Gbit using low power nonlinear processing”, Electonics Letters, No. 10 Vol. 40 (May 2004) 78. R. P. Scott, C. Langrock, and B. H. Kolner, “High-Dynamic-Range Laser Amplitude and Phase Noise Measurement Techniques”, (Invited) IEEE Journal of Selected Topics in Quantum Electronics, Vol. 7 No. 4, pp. 641-655 (July/August 2001)

Dr. Carsten Langrock, Ph.D. Stanford University Edward L. Ginzton Laboratory 348 Via Pueblo Mall Stanford, CA 94305 T (650) 723-0464 F (650) 723-2666 E [email protected] W www.linkedin.com/in/langrock/ W nlo.stanford.edu

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Conference Proceedings 1.

Chris R. Phillips, Aline S. Mayer, Carsten Langrock, Alexander Klenner, Adrea R. Johnson, Kevin Luke, Yoshitomo Okawachi, Michal Lipson, Alexander L. Gaeta, Martin M. Fejer, Ursula Keller, "1-GHz Mid-Infrared Frequency Comb Based on PPLNWaveguide Optical Parametric Amplification", Advanced Solid State Lasers 2016, Boston, MA, USA (30 October – 3 November)

2.

Aline S. Mayer, Chris R. Phillips, Carsten Langrock, Alexander Klenner, Adrea R. Johnson, Kevin Luke, Yoshitomo Okawachi, Michal Lipson, Alexander L. Gaeta, Martin M. Fejer, Ursula Keller, "Gigahertz Offset-Free Mid-Infrared Frequency Comb", EPSQEOD Europhoton Conference 2016, SSL-1 / 159, Vienna, Austria (August 21 - 26, 2016)

3.

A. S. Mayer, C. R. Phillips, Carsten Langrock, A. Klenner, A. R. Johnson, K. Luke, Y. Okawachi, M. Lipson, A. L. Gaeta, Martin M. Fejer, and U. Keller, "1-GHz Offset-Free Frequency Comb in the Mid-Infrared", CLEO 2016, SF2O.1, San Jose, CA (June 5 - 10, 2016)

4.

Ahmed Almaiman, Amirhossein Mohajerin Ariaei, Morteza Ziyadi, Yinwen Cao, Peicheng Liao, Changjing Bao, Fatemeh Alishahi, Ahmad Fallahpour, Bishara Shamee, Nisar Ahmed, Carsten Langrock, Martin Fejer, Shlomo Zach, Nadav Cohen, Moshe Tur, Alan Willner, "Spurious-Free Dynamic Range Characterization of a χ2-Based PPLN Waveguide", CLEO 2016, SF1G.5, San Jose, CA (June 5 - 10, 2016)

5.

Vahid Esfandyarpour, Carsten Langrock, Martin Fejer, "Cascaded downconversion interface to the telecom band for single-photon-level signals at 650 nm", CLEO 2016, FTh4A.5, San Jose, CA (June 5 - 10, 2016)

6.

Young Bong Kwon, Mohan Giribabu, Lu Li, Sarath Chandra Samudrala, Carsten Langrock, Martin Fejer, Michael Vasilyev, "Experimental demonstration of spatial-modeselective frequency up-conversion in a multimode χ2 waveguide", CLEO 2016, STh3P.4, San Jose, CA (June 5 - 10, 2016)

Dr. Carsten Langrock, Ph.D. Stanford University Edward L. Ginzton Laboratory 348 Via Pueblo Mall Stanford, CA 94305 T (650) 723-0464 F (650) 723-2666 E [email protected] W www.linkedin.com/in/langrock/ W nlo.stanford.edu

7.

Yinwen Cao, Morteza Ziyadi, Amirhossein Mohajerin Ariaei, Ahmed Almaiman, Fatemeh Alishahi, Changjing Bao, Peicheng Liao, Ahmad Fallahpour, Bishara Shamee, Carsten Langrock, Martin Fejer, Moshe Tur, Alan Willner, "Inter-channel Interference Mitigation of Heterogeneous Wavelength-Overlapped Channels of Different Baud Rates and Pulse Shapes using Nonlinear Optical Signal Processing", CLEO 2016, STu1G.6, San Jose, CA (June 5 - 10, 2016)

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Stanford University

8.

Morteza Ziyadi, Amirhossein Mohajerin Ariaei, Yinwen Cao, Ahmed Almaiman, Ahmad Fallahpour, Changjing Bao, Fatemeh Alishahi, Peicheng Liao, Bishara Shamee, Loukas Paraschis, Moshe Tur, Carsten Langrock, Martin Fejer, Joseph Touch, Youichi Akasaka, Tadashi Ikeuchi, Alan Willner, "Tunable Optical De-aggregation of a 40-Gbit/s 16-QAM Signal into Two 20-Gbit/s 4-PAM Signals using a Coherent Frequency Comb and Nonlinear Processing", CLEO 2016, SM3F.5, San Jose, CA (June 5 - 10, 2016)

9.

Morteza Ziyadi, Amirhossein Mohajerin Ariaei, Yinwen Cao, Ahmed Almaiman, Changjing Bao, Fatemeh Alishahi, Ahmad Fallahpour, Peicheng Liao, Asher Willner, Bishara Shamee, Steven Wilkinson, Loukas Paraschis, Moshe Tur, Carsten Langrock, Martin Fejer, Joseph Touch, Alan Willner, "Tunable ROADM with Crosstalk Reduction for Overlapped 20-25 Gbaud QPSK WDM Channels using Wave Mixing", CLEO 2016, SM3F.2, San Jose, CA (June 5 - 10, 2016)

10. Alireza Marandi, Carsten Langrock, Martin M. Fejer, Robert L. Byer, "Guided-wave halfharmonic generation of frequency combs with ∼75-fold spectral broadening", NLO 2015, NM1A.2, Kauai, Hawaii (July 26 - 31, 2015) 11. Morteza Ziyadi, Amirhossein Mohajerin Ariaei, Mohammad-Reza Chitgarha, Yinwen Cao, Ahmed Almaiman, Youichi Akasaka, Jeng-Yuan Yang, Guodong Xie, Peicheng Liao, Motoyoshi Sekiya, Joseph Touch, Moshe Tur, Carsten Langrock, Martin Fejer, Alan Willner, "Demonstration of Tunable and Automatic Frequency/Phase Locking for Multiple-Wavelength QPSK and 16-QAM Homodyne Receivers using a Single Nonlinear Element", CLEO/QELS 2015, STh1O.6, San Jose, California (May 10 - May 15, 2015) 12. Morteza Ziyadi, Amirhossein Mohajerin Ariaei, Ahmed Almaiman, Yinwen Cao, Mohammad-Reza Chitgarha, Peicheng Liao, Youichi Akasaka, Jeng-Yuan Yang, Motoyoshi Sekiya, Joseph Touch, Moshe Tur, Carsten Langrock, Martin Fejer, Alan Willner, "Experimental Demonstration of Tunable and Automatically-Locked Homodyne Detection for Dual-Polarization 20-32-Gbaud QPSK Channels using Nonlinear Mixing and Polarization Diversity", CLEO/QELS 2015, STh1O.5, San Jose, California (May 10 May 15, 2015) Dr. Carsten Langrock, Ph.D. Stanford University Edward L. Ginzton Laboratory 348 Via Pueblo Mall Stanford, CA 94305 T (650) 723-0464 F (650) 723-2666

13. Ahmed Almaiman, Morteza Ziyadi, Amirhossein Mohajerin Ariaei, Yinwen Cao, Mohammad-Reza Chitgarha, Peicheng Liao, Youichi Akasaka, Jeng-Yuan Yang, Motoyoshi Sekiya, Joseph Touch, Carsten Langrock, Martin Fejer, Moshe Tur, Alan Willner, "Experimental Demonstration of Tunable Homodyne Detection for Two Channels Simultaneously using Nonlinear Optical Signal Processing to Automatically Lock a Single

E [email protected]

“Local” Pump Laser to Two 20-Gbaud BPSK Data Signals", CLEO/QELS 2015, STh1O.


4, San Jose, California (May 10 - May 15, 2015)

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Stanford University

14. Ogaga Odele, Joseph Lukens, Jose Jaramillo-Villegas, Carsten Langrock, Martin Fejer, Daniel Leaird, Andrew Weiner, "Temporal Position Modulation of Biphoton Correlations through Pump Frequency Tuning", CLEO/QELS 2015, FTh1A.8, San Jose, California (May 10 - May 15, 2015) 15. Ogaga Odele, Joseph Lukens, Carsten Langrock, Martin Fejer, Daniel Leaird, Andrew Weiner, "Observation of the temporal Talbot effect for entangled photons", Frontiers in Optics 2014, FW2C.2, Tucson, Arizona (19-23 October, 2014) 16. Joseph Lukens, Amir Dezfooliyan, Carsten Langrock, Martin Fejer, Daniel Leaird, Andrew Weiner, "Record-efficiency biphoton correlator and observation of high-order dispersion cancellation", CLEO/QELS 2014, FTh4A.3, San Jose, California (8-13 June, 2014) 17. Joseph Lukens, Amir Dezfooliyan, Carsten Langrock, Martin Fejer, Daniel Leaird, Andrew Weiner, "Encoding and decoding of biphoton wavepackets", CLEO/QELS 2014, FW3A. 8, San Jose, California (8-13 June, 2014) 18. Derek Chang, Carsten Langrock, Corey Bennett, Martin Fejer, "Complex-TransferFunction Analysis of Optical-Frequency Converters", CLEO/QELS 2014, SM4I.1, San Jose, California (8-13 June, 2014) 19. Morteza Ziyadi, Mohammad Reza Chitgarha, Amirhossein Mohajerin Ariaei, Salman Khaleghi, Ahmed Almaiman, Moshe Willner, Joe Touch, Moshe Tur, Loukas Paraschis, Carsten Langrock, Martin Fejer, Alan Willner, "Experimental Demonstration of Optical Nyquist Generation of 32-Gbaud QPSK using a Comb-based Tunable Optical TappedDelay-Line FIR Filter", OFC 2014, W1G.2, San Francisco, California (March 9-13, 2014) 20. Amirhossein Mohajerin Ariaei, Mohammad Reza Chitgarha, Morteza Ziyadi, Salman Khaleghi, Ahmed Almaiman, Moshe Willner, Joe Touch, Moshe Tur, Loukas Paraschis, Carsten Langrock, Martin Fejer, Alan Willner, "Experimental Demonstration of All Optical Phase Noise Mitigation of 40-Gbits/s QPSK Signals by Mixing Differentially Delayed Nonlinear Products", OFC 2014, W3F.3, San Francisco, California (March 9-13, 2014) 21. M.R. Chitgarha, M. Ziyadi, S. Khaleghi, A. Mohajerin-Ariaei, A. Almaiman, J.D. Touch, M. Dr. Carsten Langrock, Ph.D.

Tur, C. Langrock, M.M. Fejer, A.E. Willner, "Reconfigurable 2-D WDM Optical Tapped-


Delay-Line to Correlate 20Gbaud QPSK Data", ECOC 2013, London, UK (22-26


September 2013) 22. M. Ziyadi, M.R. Chitgarha, S. Khaleghi, A. Mohajerin-Ariaei, A. Almaiman, J.D. Touch, M. Tur, C. Langrock, M.M. Fejer, A.E. Willner, "Tunable Optical Correlator using an Optical Frequency Comb for Generating Multiple Taps in a Tapped-Delay-Line Composed of a Single Nonlinear Element", ECOC 2013, London, UK (22-26 September 2013) 14 / 21

Stanford University

23. Chitgarha, S. Khaleghi, M. Ziyadi, W. Daab, A. Mohajerin-Ariaei, D. Rogawski, J.D. Touch, M. Tur, C. Langrock, M.M. Fejer, A.E. Willner, "All-optical phase noise suppression using optical nonlinear mixing combined with tunable optical delays", OFC/ NFOEC 2013, Anaheim, California (17-21 March 2013) 24. S. Khaleghi, M.R. Chitgarha, M. Ziyadi, W. Daab, A. Mohajerin-Ariaei, D. Rogawski, J.D. Touch, M. Tur, C. Langrock, M.M. Fejer, A.E. Willner, "A tunable optical tapped-delay-line that simultaneously and independently processes multiple input WDM data signals", OFC/NFOEC 2013, Anaheim, California (17-21 March 2013) 25. Carsten Langrock, Rostislav V. Roussev, Giovanni Nava, Paolo Minzioni, Nicola Argiolas, Cinzia Sada, Martin M. Fejer, “Nonlinear diffusion model for APE waveguides in Zirconium-doped LiNbO3”, IEEE Photonics Conference 2012 (Invited), WB1, Burlingame, California (23 - 27 September, 2012) 26. Christopher Phillips, Carsten Langrock, Martin Fejer, Jie Jiang, Ingmar Hartl, Martin Fermann, Angie Lin, James Harris, Michael Snure, David Bliss, Miao Zhu, "Tunable MidInfrared Source Based on Difference Frequency Generation of a Femtosecond Tm-fiber System in Orientation Patterned GaAs", CLEO/QELS 2012, CF3B.2, San Jose, California (6-11 May, 2012) 27. Salman Khaleghi, Mohammad Reza Chitgarha, Omer F Yilmaz, Moshe Tur, Michael W Haney, Carsten Langrock, Martin M Fejer, Alan Willner, “Experimental Characterization of Phase Tuning using Fine Wavelength Offset in a Complex-Coefficient Optical FIR Filter”, CLEO/QELS 2012, CM2B.4, San Jose, California (6-11 May, 2012) 28. Hao Huang, Jeng-Yuan Yang, Xiaoxia Wu, Salman Khaleghi, Moshe Tur, Carsten Langrock, Martin M. Fejer and Alan E. Willner, "All-Optical Sub-Channel Data Erasing and Updating for a 16-QAM Signal using a Single PPLN Waveguide", CLEO/QELS 2012, CM2B.3, San Jose, California (6-11 May, 2012) 29. Y. Li, C.-Y. Lin, D. Chang, C. Langrock, M.M. Fejer, D.J. Kane, L.F. Lester, "Pulse characterization of a passively mode-locked quantum dot semiconductor laser using Dr. Carsten Langrock, Ph.D. Stanford University Edward L. Ginzton Laboratory 348 Via Pueblo Mall Stanford, CA 94305 T (650) 723-0464

FROG and autocorrelation", CLEO/QELS 2011, Baltimore, Maryland (May 1 - May 6, 2011) 30. Christopher R. Phillips, Jie Jiang, Carsten Langrock, Martin M. Fejer, Martin Fermann, "Self-Referenced Frequency Comb From a Tm-fiber Amplifier via PPLN Waveguide

F (650) 723-2666

Supercontinuum Generation", CLEO/QELS 2011 (Postdeadline), PDPA5, Baltimore,

E [email protected]

Maryland (May 1 - May 6, 2011)


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Stanford University

31. Christopher R. Phillips, Jie Jiang, Carsten Langrock, Ingmar Hartl, Martin M. Fejer, Martin Fermann, "Self Frequency Shift Near 2 μm in Periodically Poled Lithium Niobate Waveguides", CLEO/Europe-EQEC 2011, CF6.4, ICM Munich, Germany (May 22 - May 26, 2011 32. Christopher Phillips, Carsten Langrock, Martin Fejer, Jie Jiang, Ingmar Hartl, Martin Fermann, "Supercontinuum Generation near 2 μm in Periodically Poled Lithium Niobate Waveguides", CLEO/QELS 2011, CTuQ2, Baltimore, Maryland (May 1 - May 6, 2011) 33. Jason Pelc, Christopher Phillips, Carsten Langrock, Qiang Zhang, Lijun Ma, Oliver Slattery, Xiao Tang, Martin Fejer, "Single-Photon Detection at 1550 nm via Upconversion Using a Tunable Long-Wavelength Pump Source", CLEO/QELS 2011, CMC4, Baltimore, Maryland (May 1 - May 6, 2011 34. Jason S. Pelc, Chris R. Phillips, Carsten Langrock, Derek Chang, Martin M. Fejer, "White Phasematching Noise: Random Duty-Cycle Errors in Quasi-Phase-Matching Devices", CLEO/QELS 2010, CThEE6, San Jose, California (May 16 - May 21, 2010) 35. Hsiang-Nan Cheng, Chi-Cheng Chen, Shang-Da Yang, Carsten Langrock, Martin M. Fejer, "Ultrafast Temporal Phase Detection Using Thick Nonlinear Crystals", CLEO/QELS 2010, CMK7, San Jose, California (May 16 - May 21, 2010) 36. Ilaria Cristiani, Paolo Minzioni, Vittorio Degiorgio, Lucia Marazzi, Mario Martinelli, Carsten Langrock, Martin M. Fejer, "Compensation of nonlinear effects in optical communication systems through phase-conjugation", (Invited) LEOS 2009 Annual Meeting, ThR1, Belek-Antalya, Turkey (4-8 October 2009) 37. Chen-Shao Hsu, Shih-Lun Lin, You-Sheng Lin, Chen-Bin Huang, Shang-Da Yang, Carsten Langrock, and M.M. Fejer, "Self-referenced spectral phase retrieval of 28attojoule ultrashort pulses by modified interferometric field autocorrelation measurement", LEOS 2009 Annual Meeting, TuO4, Belek-Antalya, Turkey (4-8 October 2009) 38. Vincent J. Hernandez, Corey V. Bennett, Bryan D. Moran, Alexander D. Drobshoff, Dr. Carsten Langrock, Ph.D.

Carsten Langrock, Derek Chang, Martin M. Fejer, Morten Ibsen, "745 fs Resolution


Single-Shot Recording at 2.1 Tsample/s and 104 Mframes/s Using Temporal Imaging",


NLO 2009 (Postdeadline), PDNFA2, Honolulu, Hawaii, USA (July 12-17, 2009) 39. Paolo Minzioni, Paul Harper, Vincenzo Pusino, Lee Barker, Carsten Langrock, Martin M. Fejer, Juan-Diego Ania-Castanon, Ilaria Cristiani, Vittorio Degiorgio, "Optical Phase Conjugation for Dispersion and Nonlinearity Compensation in a 1600km, 42 Gb/s QuasiLossless System", NLO 2009, NThA5, Honolulu, Hawaii, USA (July 12-17, 2009) 16 / 21

Stanford University

40. Jason S. Pelc, Carsten Langrock, Qiang Zhang, Martin M. Fejer, "Efficient DownConversion of Single Photons for Quantum Communication", NLO 2009, NTuB1, Honolulu, Hawaii, USA (July 12-17, 2009) 41. P. Martelli, P. Boffi, M. Ferrario, L. Marazzi, P. Parolari, R. Siano, V. Pusino, P. Minzioni, I. Cristiani, C. Langrock, M.M. Fejer, M. Martinelli, V. Degiorgio, "All-optical wavelength conversion of a polarization multiplexed signal", CLEO/Europe-EQEC 2009, CI2.2, Munich, Germany (14 - 19 June 2009) 42. Houxun Miao, Chen-Bin Huang, Daniel E. Leaird, Carsten Langrock, Martin M. Fejer, Andrew M. Weiner, "Optical Frequency Comb Characterization - Self-Referenced Phase Retrieval via Spectral Shearing Interferometry in an A-PPLN Waveguide", CLEO/IQEC 2009, CMY6, Baltimore, Maryland (May 31 - June 5, 2009) 43. Lucia Marazzi, Paola Parolari, Paolo Martelli, Rocco Siano, Pierpaolo Boffi, Maddalena Ferrario, Aldo Righetti, Mario Martinelli, Vincenzo Pusino, Paolo Minzioni, Ilaria Cristiani, Vittorio Degiorgio, Carsten Langrock, Martin M. Fejer, "Real-time 100-Gb/s POLMUX RZ-DQPSK transmission over uncompensated 500 km of SSMF by optical phase conjugation" , OFC/NFOEC 2009, JWA44, San Diego, California (March 22 - 26, 2009) 44. Vincenzo Pusino, Paolo Minzioni, Ilaria Cristiani, Vittorio Degiorgio, Lucia Marazzi, Pierpaolo Boffi, Maddalena Ferrario, Paolo Martelli, Paola Parolari, Aldo Righetti, Rocco Siano, Mario Martinelli, Carsten Langrock, Martin M. Fejer, "Wavelength Conversion of Real-Time 100 Gb/s POLMUX RZ-DQPSK", OFC/NFOEC 2009, OThS3, San Diego, California (March 22 - 26, 2009) 45. H. Miao, C.-B. Huang, D.E. Leaird, C. Langrock, M.M. Fejer, A.M. Weiner, "Optical Frequency Comb Characterization via Spectral Shearing Interferometry in an A-PPLN Waveguide", LEOS 2008 Annual Meeting, ThB5, Newport Beach, California (November 9 - 13, 2008) 46. Ezra Ip, Carsten Langrock, Daniel Büchter, Wolfgang Sohler, Martin M. Fejer, Joseph Kahn, “QPSK Transmission over Free-Space Link at 3.8 μm using Coherent Detection Dr. Carsten Langrock, Ph.D. Stanford University Edward L. Ginzton Laboratory 348 Via Pueblo Mall Stanford, CA 94305 T (650) 723-0464 F (650) 723-2666

with Wavelength Conversion”, ECOC 2008, Tu.3.E.7, Brussels, Belgium (September 21 - 25, 2008) 47. Corey V. Bennett, Bryan D. Moran, Carsten Langrock, Martin M. Fejer, Morten Ibsen, "640 GHz Real-Time Recording Using Temporal Imaging", CLEO/QELS 2008, CTuA6, San Jose, California (May 4 - 9, 2008)


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Stanford University

48. Qiang Zhang, Hiroki Takesue, Carsten Langrock, Xiuping Xie, Martin M. Fejer, Yoshihisa Yamamoto, "Hong-Ou-Mandel Dip Using Photon Pairs from a PPLN Waveguide", CLEO/ QELS 2008, QFE1, San Jose, California (May 4 - 9, 2008) 49. Matthew E. Grein, Laura E. Elgin, Bryan S. Robinson, Alan L. Kachelmyer, David O. Caplan, Mark L. Stevens, John J. Carney, Scott A. Hamilton, Don M. Boroson, Carsten Langrock, M. M. Fejer, "Demonstration of a 1550-nm Photon-Counting Receiver with < 0.5 Detected Photon-Per-Bit Sensitivity at 187.5 Mb/s", CLEO/QELS 2008, CWN5, San Jose, California (May 4 - 9, 2008) 50. Matthew E. Grein, Laura E. Elgin, Bryan S. Robinson, David O. Caplan, Mark L. Stevens, Scott A. Hamilton, Don M. Boroson, Carsten Langrock, Martin M. Fejer, "Efficient communication at telecom wavelengths using wavelength conversion and silicon photon-counting detectors", SPIE Optics + Photonics 2007, 6709-37, San Diego, California (August 26 - 30, 2007) 51. Carsten Langrock, Martin M. Fejer, “Background-Free Collinear Autocorrelation and Frequency-Resolved Optical Gating Using Mode Multiplexing and Demultiplexing in Reverse-Proton-Exchange Aperiodically Poled Lithium Niobate Waveguides”, NLO 2007, MB6, Kona, Hawaii (July 30 - August 3, 2007) 52. Houxun Miao, Andrew M. Weiner, Carsten Langrock, Rostislav Roussev, Martin M. Fejer, “Polarization-Insensitive Ultralow-Power Second-Harmonic Generation FrequencyResolved Optical Gating”, CLEO/QELS 2007, CFF3, Baltimore, Maryland (May 6 - 11, 2007) 53. Corey V. Bennett, Bryan D. Moran, Carsten Langrock, Martin M. Fejer, Morten Ibsen, “Guided-Wave Temporal Imaging Based Ultrafast Recorders”, CLEO/QELS 2007 , CFF1, Baltimore, Maryland (May 6 - 11, 2007) 54. Xiuping Xie, Qiang Zhang, Carsten Langrock, Yoshihisa Yamamoto, Martin M. Fejer, Hiroki Takesue, Sae Woo Nam, “Photon Pair Generation in Reverse-Proton-Exchange Lithium Niobate Waveguides with Mode Demultiplexing at a Pump Repetition Rate of 10 Dr. Carsten Langrock, Ph.D. Stanford University Edward L. Ginzton Laboratory 348 Via Pueblo Mall Stanford, CA 94305 T (650) 723-0464

GHz”, CLEO/QELS 2007, QWF4, Baltimore, Maryland (May 6 - 11, 2007) 55. Carsten Langrock, Martin M. Fejer, Ingmar Hartl, Martin E. Fermann, “Octave-Level Spectral Broadening in RPE PPLN Waveguides”, CLEO/QELS 2007, CTuK2, Baltimore, Maryland (May 6 - 11, 2007)


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Stanford University

56. E. Grein, Laura E. Elgin, Bryan S. Robinson, Scott A. Hamilton, Don M. Boroson, Carsten Langrock, Martin M. Fejer, “Demonstration of a Wavelength-Converter-Based 1550-nm Photon-Counting Receiver with Better than 2 Incident Photon/Bit Sensitivity”, (Invited) CLEO/QELS 2007, CMII4, Baltimore, Maryland (May 6 - 11, 2007) 57. H. Takesue, E. Diamanti, C. Langrock, M. M. Fejer, and Y. Yamamoto, “100 km secure key distribution using low-jitter up-conversion detectors”, Eighth International Conference on Quantum Communication, Measurement, and Computing (QCMC2006), SA4-2, Tsukuba, Japan (November 28 - December 3, 2006) 58. Carsten Langrock, Ingmar Hartl, Martin E. Fermann, and M. M. Fejer, “Generation of octave-spanning spectra inside RPE PPLN waveguides”, LEOS 2006 Annual Meeting (Postdeadline), PD 1.4, Montreal, Canada (October 29 - November 3) 59. Carsten Langrock and M. M. Fejer, “Guided-wave singly resonant CW PPLN RPE fiberloop ring OPO”, LEOS 2006 Annual Meeting, ThC 2, Montreal, Canada (October 29 November 3) 60. Houxun Miao, Andrew M. Weiner, Shang-Da Yang, Carsten Langrock, Rostislav V. Roussev, Martin M. Fejer, “Ultrasensitive Second-Harmonic Generation FrequencyResolved Optical Gating Using a Fiber-Pigtailed Aperiodically Poled Lithium Niobate Waveguide at 1.55 μm”, 15th International Conference on Ultrafast Phenomena, WC2, Pacific Grove, California, USA (July 31-August 4, 2006) 61. I. Hartl, M. E. Fermann, W. Swann, J. McFerran, I. Coddington, Q. Quraishi, S. Diddams, N. Newbury, C. Langrock, M. M. Fejer, P. S. Westbrook, J. W. Nicholson, K. S. Feder, “Optical and Microwave Frequency Synthesis with an Integrated Fiber Frequency Comb”, CLEO/QELS 2006 (Postdeadline), CPDB10, Long Beach, California (May 21 26, 2006) 62. Paolo Minzioni, Ilaria Cristiani, Vittorio Degiorgio, Lucia Marazzi, Mario Martinelli, Carsten Langrock, Martin M. Fejer, “Simultaneous Nonlinearity and Dispersion Compensation into an Embedded Link: Experimental Demonstration”, CLEO/QELS 2006, JThE2, Long Dr. Carsten Langrock, Ph.D. Stanford University Edward L. Ginzton Laboratory 348 Via Pueblo Mall Stanford, CA 94305 T (650) 723-0464 F (650) 723-2666

Beach, California (May 21 - 26, 2006) 63. I. Hartl, M. E. Fermann, C. Langrock, M. M. Fejer, J. W. Nicholson, D. J. DiGiovanni, “Integrated Fiber-Frequency Comb Using a PPLN Waveguide for Spectral Broadening and CEO Phase Detection”, CLEO/QELS 2006, CTuH5, Long Beach, California (May 21 - 26, 2006)


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Stanford University

64. I. Hartl, M. E. Fermann, C. Langrock, M. M. Fejer, “170-MHz Spaced, Self-Referenced Fiber-Frequency-Comb”, CLEO/QELS 2006, CTuH4, Long Beach, California (May 21 26, 2006) 65. Eleni Diamanti, Carsten Langrock, Edo Waks, Martin M. Fejer, Yoshihisa Yamamoto, Hiroki Takesue, Toshimori Honjo, Kyo Inoue, “Fast and Long-Distance Differential-PhaseShift Quantum Key”, CLEO/QELS 2006, JTuH2, Long Beach, California (May 21 - 26, 2006) 66. I. Fazal, S. Kumar, P. Saghari, L. C. Christen, Y. Li, and A. E. Willner, C. Langrock, R. Roussev, and M. M. Fejer, “Data-Polarization-Insensitive Wavelength Conversion in PPLN by Using Cross-Polarization-Modulation of the Pump from an SOA”, 2006 OFC/ NFOEC Meeting, OThB4, Anaheim, California (March 5-10, 2006) 67. Minzioni, I. Cristiani, V. Degiorgio, L. Marazzi, A. Colciago, M. Martinelli, C. Langrock, M.M. Fejer, “Efficient Nonlinearity Cancellation through Optical Phase Conjugation into an Embedded Link with Asymmetrical Power Profiles”, 2006 OFC/NFOEC Meeting, OThA7, Anaheim, California (March 5-10, 2006) 68. I. Hartl, M. E. Fermann, C. Langrock, M. M. Fejer, J. W. Nicholson, D.J. DiGiovanni, “Integrated Fiber-Frequency Comb”, 2006 ASSP Meeting (Postdeadline), MF1, Lake Tahoe, Nevada (January 29 - February 1, 2006) 69. Supriyo Sinha, Karel Urbanek, Jonathan Alden, Carsten Langrock, Michel J. F. Digonnet, Martin M. Fejer, Robert L. Byer, “Efficient yellow light generation by frequency doubling an 1150-nm Yb:silica fiber system”, 2006 ASSP Meeting, MD4, Lake Tahoe, Nevada (January 29 - February 1, 2006) 70. Y. Wang, C. Yu, L. Yan, A. E. Willner, R. V. Roussev, C. Langrock, M. M. Fejer, “Continuously-Tunable Dispersionless 44-ns All Optical Delay Element Using a TwoPump PPLN, DCF, and a Dispersion Compensator”, 31st European Conference on Optical Communication, Th1.3.3, Glasgow, Scottland (25-29 September 2005) 71. C. Langrock, E. Diamanti, R. V. Roussev, H. Takesue, Y. Yamamoto, M. M. Fejer, “Highly Dr. Carsten Langrock, Ph.D. Stanford University Edward L. Ginzton Laboratory 348 Via Pueblo Mall Stanford, CA 94305 T (650) 723-0464 F (650) 723-2666 E [email protected] W www.linkedin.com/in/langrock/ W nlo.stanford.edu

Efficient Single-Photon Detection at Communication Wavelengths Using Upconversion in Reverse-Proton-Exchanged PPLN Waveguides”, (Invited) Conference on Lasers and Electro-Optics (CLEO), Baltimore, MD, QThJ1 (23-27 May 2005) 72. Z. Jiang, S .D. Yang, D. E. Leaird, A. M. Weiner, R. V. Roussev, C. Langrock, and M. M. Fejer, “Fully Dispersion Compensated ~500 fs Pulse Transmission Over 50 km SMF and Application to Ultrafast O-CDMA”, Conference on Lasers and Electro-Optics (CLEO), Baltimore, MD (23-27 May 2005) 20 / 21

Stanford University

73. Z. Jiang, D. S. Seo, D. E. Leaird, A. M. Weiner, R. V. Roussev, C. Langrock, M. M. Fejer, “Experimental Demonstration of Code Translation in Spectrally Phase Coded O-CDMA”, Conference on Lasers and Electro-Optics (CLEO), Baltimore, MD (23-27 May 2005) 74. Z. Jiang, D. S. Seo, S. D. Yang, D. E. Leaird, A. M. Weiner, R. V. Roussev, C. Langrock, M. M. Fejer, “Four user, 2.5 Gb/s, spectrally coded O-CDMA system demonstration using low power nonlinear processing”, Optical Fiber Communication Conference (OFC), Los Angeles, CA, USA; p.3 Vol.2 (23-27 February 2004) 75. Z. Jiang, D. S. Seo, S. D. Yang, D. E. Leaird, A. M. Weiner, R. V. Roussev, C. Langrock, M.M. Fejer, “Low power, high-contrast, ultrafast O-CDMA nonlinear waveform discrimination at 10 GHz”, Conference on Lasers and Electro-Optics (CLEO), San Francisco, CA, USA; p.2 Vol.1 (16-21 May 2004) 76. Z. Jiang, D. S. Seo, D. E. Leaird, A. M. Weiner, C. Langrock, R. V. Roussev, M. M. Fejer, “Low power 4*10 Gb/s O-CDMA system using a double Hadamard code based spectral phase correlator”, 2004 IEEE LEOS Annual Meeting Conference Proceedings, Rio Grande, Puerto Rico; p.238-9 Vol.1 (7-11 November 2004) 77. Z. Jiang, D.S. Seo, S.-D. Yang, D.E. Leaird, A.M. Weiner, R.V. Roussev, C. Langrock, and M.M. Fejer, “High-Constrast Nonlinear Waveform Discrimination at 10 GHz in an Ultrafast OCDMA Testbed”, IEEE Lasers and Electro-Optics Society Annual Meeting, Tucson, AZ (27-30 October 2003) 78. C. Langrock, R. V. Roussev, J. R. Kurz, M. M. Fejer, “Highly efficient sum-frequency generation (SFG) in reverse-proton-exchanged (RPE) waveguides in LiNbO3 as a means of single-photon detection at communication wavelengths”, 2003 IEEE LEOS Annual Meeting Conference Proceedings, Tucson, AZ, USA; p.778-9 Vol.2 (27-28 Oct. 2003) 79. J. R. Kurz, X. P. Xie, C. Langrock, D. S. Hum, M. M. Fejer, “Mode converters and sorters for quasiphase matching waveguide devices”, Conference on Lasers and Electro-Optics (CLEO), Baltimore, MD, USA; 2211p.; 2p. (1-6 June 2003) 80. B. H. Kolner, R. P. Scott, C. Langrock, “Laser phase noise degradation from thermal Dr. Carsten Langrock, Ph.D.

effects due to pump power fluctuations”, 2003 Digest of the LEOS Summer Topics


Meetings, Vancouver, BC, Canada; p.TuC3.3/49-50 (14-16 July 2003)

F (650) 723-2666 E [email protected]

81. R. P. Scott, C. Langrock, and B. H. Kolner, “Ultralow phase noise Ti:sapphire laser rivals 100 MHz crystal oscillator”, Proc. of the IEEE LEOS Annual Meeting, LEOS 2001, ThCC2, La Jolla, CA, USA, p.904-5, Vol. 2 (November 11-15 2001)


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