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A. Published and in-press peer-review journal articles

 

[A131] R. Maram, D. Kong, M. Galili, L. K. Oxenløwe, and J. Azaña, “Ultrafast all-optical clock recovery based on phase-only linear optical filtering,” Opt. Lett., vol. 39, pp. 2815-2818 (2014).

 

[A130] N. Huang, M. Li, R. Ashrafi, L. Wang, X. Wang, J. Azaña, and N. Zhu, “Active Fabry-Perot cavity for photonic temporal integrator with ultra-long operation time window,” Opt. Express, vol. 22, pp. 3105-3116 (2014).

 

[A129] Reza Maram and J. Azaña, “Spectral self-imaging of time-periodic coherent frequency combs by parabolic cross-phase modulation,” Opt. Express, vol. 21, pp. 28824-28835 (2013).

 

[A128] M. Burla, L. R. Cortés, M. Li, X. Wang, L. Chrostowski, and J. Azaña, “Integrated waveguide Bragg gratings for microwave photonics signal processing,” Opt. Express, vol. 21, pp. 25120-25147 (2013).

 

[A127] B. Li, M. Li, S. Lou, and J. Azaña, “Linear optical pulse compression based on temporal zone plates,” Opt. Express, vol. 21, pp. 16814-16830 (2013).

 

[A126] R. Ashrafi, M. Li, and J. Azaña, “Tsymbol/s optical coding based on long period gratings,” IEEE Photon. Technol. Lett., vol. 25, pp. 910-913 (2013).

 

[A125] M. R. Fernández-Ruiz, A. Carballar, J. Azaña, “Design of ultrafast all-optical signal processing devices based on fiber Bragg gratings in transmission,” IEEE/OSAJ. Lightwave Technol, vol. 31, pp. 1593-1600 (2013).

 

[A124] M. R. Fernandez, M. Li, J. Azaña, “Time-domain holograms for generation and processing of temporal complex information by intensity-only modulation processes,” Opt. Express, vol. 21, pp. 10314-10323 (2013).

 

[A123] R. Ashrafi, M. Li, and J. Azaña, “Coupling-strength-independent long-period grating designs for THz-bandwidth optical differentiators,” IEEE Photonics Journal, vol. 5, p. 7100311 (2013).

 

[A122] R. Ashrafi, M. Li, N. Belhadj, M. Dastmalchi, S. LaRochelle, J. Azaña, “Experimental demonstration of superluminal space-to-time mapping in long period gratings,” Opt. Lett., vol. 38, pp. 1419-1421 (2013).

 

[A121] M. R. Fernández-Ruiz, M. Li, M. Dastmalchi, A. Carballar, S. LaRochelle, J. Azaña, “Picosecond optical signal processing based on transmissive fiber Bragg gratings,” Opt. Lett., vol. 38, pp. 1247-1249 (2013).

 

[A120] Y. Hu, M. Li, D. Bongiovanni, M. Clerici, J. Yao, Z. Chen, J. Azaña, R. Morandotti, “Spectrum to distance mapping via nonlinear Airy pulses,” Opt. Lett., vol. 38, pp. 380-382 (2013).

 

[A119] R. Ashrafi, M. Li, S. LaRochelle, J. Azaña, “Superluminal space-to-time mapping in grating-assisted co-directional couplers,” Opt. Express, vol. 21, pp. 6249-6256 (2013).

 

[A118] A. Pasquazi, M. Peccianti, J. Azaña, D.J. Moss, R. Morandotti, “FLEA: Fresnel-limited extraction algorithm applied to spectral phase interferometry for direct electric-field reconstruction (SPIDER),” Opt. Express, vol. 21, pp. 5743-5758 (2013).

 

[A117] A. Malacarne, J. Azaña, “Discretely tunable comb spacing of a frequency comb by multilevel phase modulation of a periodic pulse train,” Opt. Express, vol. 21, pp. 4139-4144 (2013).

 

[A116] M. Li, H.-S. Jeong, J. Azaña, T.-J. Ahn, “25-terahertz-bandwidth all-optical temporal differentiator,” Opt. Express, vol. 20. pp. 28273-28280 (2012).

 

[A115] M. H. Asghari, J. Azaña, “Self-referenced temporal phase reconstruction from intensity measurements using causality arguments in linear optical filters,” Opt. Lett., vol. 37, pp. 3582-3584 (2012).

 

[A114] M. Chudzik, I. Arnedo, A. Lujambio, I. Arregui, F. Teberio, J. Azaña, D. Benito, M. A. G. Laso, T. Lopetegi, “Design of transmission-type Nth-order differentiators in planar microwave technology,” IEEE Trans. Microw. Theory and Techn., vol. 60, pp. 3384-3394 (2012).

 

[A113] M. Li, P. Dumais, R. Ashrafi, H. P. Bazargani, J.-B. Quélène, C. Callender, J. Azaña,“Ultrashort flat-top pulse generation using on-chip CMOS-compatible Mach-Zehnder interferometers,” IEEEPhoton. Technol. Lett., vol. 24, pp. 1387-1389 (2012).

 

[A112] R. Ashrafi, J. Azaña, “THz-bandwidth real-time photonic Hilbert transformers based on long-period gratings,” Opt. Lett., vol. 37, pp. 2604-2606 (2012).

 

[A111] R. Ashrafi, J. Azaña, “Figure of merit of photonic differentiators,” Opt. Express, vol. 20, pp. 2626-2639 (2012).

 

[A110] A. Malacarne, R. Ashrafi, M. Li, S. LaRochelle, J. Yao, J. Azaña, “Single-shot photonic time-intensity integration based on a time-spectrum convolution system,” Opt. Lett., vol. 37, pp. 1355-1357 (2012).

 

[A109] A. Pasquazi, Y. Park, S.T. Chu, B.E. Little, F. Légaré, R. Morandotti, J. Azaña, D.J. Moss, “Time lens measurement of subpicosecond optical pulses in CMOS compatible high index glass waveguides,” IEEE J. Sel. Top. Quantum Electron., vol. 18, pp. 629-636 (2012).

 

[A108] [INVITED] T.-J. Ahn, Y. Park, J. Azaña, “Ultra-rapid optical frequency-domain reflectometry based upon dispersion-induced time stretching: Principle and application,” IEEE J. Sel. Top. Quantum Electron., vol. 18, pp. 148-165 (2012).

 

[A107] [INVITED] J. Azaña, L.K. Oxenløwe, E. Palushani, R. Slavík, M. Galili, H.C.H. Mulvad, H. Hu, Y. Park, A.T. Clausen, P. Jeppesen, “In-fiber sub-picosecond pulse shaping for nonlinear optical telecommunication data processing at 640Gb/s,” Hindaway - International Journal of Optics, special issue on ‘Non-linear Fibre-based Photonic Technologies’, vol. 2012, article ID 895281, 16 pages (2012).

 

[A106] I. Arnedo, M. Chudzik, J. D. Schwartz, I. Arregui, A. Lujambio, F. Teberio, D. Benito, M. A. G. Laso, D. V. Plant, J. Azaña, T. Lopetegi, “Analytical solution for the design of planar electromagnetic bandgap structures with spurious-free frequency response,” Microw. Opt. Technol. Lett., vol. 54, pp. 956-960 (2012).

 

[A105] J. D. Schwartz, Q. Zhuge, J. Azaña, D. V. Plant, “1-D Uniform and Chirped Electromagnetic Bandgap Structures in Substrate Integrated Waveguides at 60 GHz,” Microw. Opt. Technol. Lett., vol. 54, pp. 735-737 (2012).

 

[A104] M. Ferrera, Y. Park, L. Razzari, B. E. Little, S. T. Chu, R. Morandotti, D. J. Moss, J. Azaña, “All-optical first and second-order integration on a chip,” Opt. Express, vol. 19. pp. 23153-23161 (2011).

 

[A103] K. Dolgaleva, A. Malacarne, P. Tannouri, L. A. Fernandes, J. R. Grenier, J. S. Aitchison, J. Azaña, R. Morandotti, P. R. Herman, and P. V. S. Marques, “Integrated optical temporal Fourier transformer based on chirped Bragg grating waveguide,” Opt. Lett., vol. 36, pp. 4416-4418 (2011).

 

[A102] A. Malacarne, R. Ashrafi, Y. Park, J. Azaña, “Reconfigurable optical differential phase- shift-keying pattern recognition based on incoherent photonic processing,” Opt. Lett.vol. 36, pp. 4290-4292 (2011).

 

[A101] A. Pasquazi, M. Peccianti, Y. Park, B.E. Little, S.T. Chu, R. Morandotti, J. Azaña, D.J. Moss, “Sub-picosecond phase-sensitive optical pulse characterization on a chip,” Nature Photonics, vol. 5, pp. 618-623 (2011).

 

[A100] K. A. Rutkowska, D. Duchesne, M. J. Strain, , R. Morandotti, M. Sorel, J. Azaña, “Ultrafast all-optical temporal differentiators based on CMOS-compatible integrated-waveguide Bragg gratings,” Opt. Express, vol. 19, pp. 19514-19522 (2011).

 

[A99] M. H. Asghari, Y. Park, J. Azaña, “Photonic temporal integration of broadband intensity waveforms over long operation time windows,” Opt. Lett., vol. 36, pp. 3557-3559 (2011).

 

[A98] A. Malacarne, J. Azaña, “Analysis of amplitude fluctuation and timing-jitter performance of spectrally periodic Talbot filters for optical pulse rate multiplication,” Opt. Express, vol. 19, pp. 15339-15347 (2011).

 

[A97] [INVITED] J. Azaña, Y. Park, F. Li, “Linear self-referenced complex-field characterization of fast optical signals using photonic differentiation,” Opt. Comm., vol. 284, pp. 3772-3784 (2011).

 

[A96] R. Ashrafi, M. H. Asghari, J. Azaña, “Ultrafast optical arbitrary-order differentiators based on apodized long-period gratings,” IEEE Photonics Journal, vol. 3, pp. 353-364 (2011).

 

[A95] T.-J. Ahn, J. Azaña, “Wavelength-selective directional couplers as ultrafast optical differentiators,” Opt. Express, vol. 19, pp. 7625-7632 (2011).

 

[A94] Y. Park, A. Malacarne, J. Azaña, “Real-time ultrawide-band group delay profile monitoring through low-noise incoherent temporal interferometry,” Opt. Express, vol. 19, pp. 3937-3944 (2011).

 

[A93] M. H. Asghari, J. Azaña, “Photonic integrator – based optical memory unit,” IEEEPhoton. Technol. Lett., vol. 23, pp. 209-211 (2011).

 

[A92] M. H. Asghari, Y. Park, J. Azaña, “New design for photonic temporal integration with combined high processing speed and long operation time window,” Opt. Express vol. 19, pp. 425-435 (2011).

 

[A91] Y. Park, M. H. Asghari, R. Helsten, and J. Azaña, “Implementation of broadband microwave arbitrary-order time differential operators using a reconfigurable incoherent photonic processor,” IEEE Photonics Journal, vol. 2, pp. 1040-1050 (2010).

 

[A90] R. Ashrafi, Y. Park, J. Azaña, “Fiber-based photonic generation of high-frequency microwave pulses with reconfigurable linear chirp control,” IEEE Trans. Microw. Theory and Techn. (Special joint issue on ‘Microwave Photonics’, jointly published with IEEE/OSAJ. Lightwave Technol.), vol. 58, pp. 3312-3319 (2010).

 

[A89] Y. Park, M. Scaffardi, A. Malacarne, L. Potì, J. Azaña, “Linear, self-referenced technique for single-shot and real-time full characterization of (sub-)picosecond optical pulses based on balanced electro-optic spectral differentiation,” Opt. Lett., vol. 35, pp. 2502-2504 (2010).

 

[A88] M. H. Asghari, Y. Park, J. Azaña, “Complex-field measurement of ultrafast dynamic optical events based on real-time spectral interferometry,” Opt. Express, vol. 18, pp. 16526-16538 (2010). [Featured in the review article on ‘Ultrafast Pulse Characterization’ methods by Rick Trebino in Laser Focus World, May 2011]

 

[A87] Y. Park, J. Azaña, “Ultrahigh dispersion of broadband microwave signals by incoherent photonic processing,” Opt. Express, vol. 18, pp. 14752-14761 (2010).

 

[A86] M. Ferrera, Y. Park, L. Razzari, B. E. Little, S. T. Chu, R. Morandotti, D. J. Moss, J. Azaña, “On-chip CMOS compatible all-optical integrator,” Nature Commun. 1:29 doi: 10.1038/ncomms1028(2010). [Featured in the "Encyclopaedia Britannica 2011 Book of the Year - Events of 2010"asone of the most remarkable scientific advances of the year in “Physical Sciences – Physics”]

 

[A85] J. D. Schwartz, R. Abhari, D. V. Plant, J. Azaña, “Design and analysis of 1-D uniform and chirped electromagnetic bandgap structures (EBGs) in substrate integrated waveguides”, IEEE Trans. Microw. Theory and Techn., vol. 58, pp. 1858-1866 (2010).

 

[A84] S. Thomas, A. Malacarne, F. Fresi, L. Potì, A. Bogoni, J. Azaña, “Fiber-based programmable picosecond arbitrary optical pulse shaper,” IEEE/OSAJ. Lightwave Technol., vol. 28, pp. 1832-1843 (2010).

 

[A83] [INVITED] J. Azaña, “Ultrafast analog all-optical signal processors based on fiber-grating devices,” IEEE Photonics Journal, vol. 2, pp. 359-386 (2010).

 

[A82] M. H. Asghari, C. Wang, J. Yao, and J. Azaña, “High-order passive photonic temporal integrators,” Opt. Lett., vol. 35, pp. 1191-1193 (2010). [Featured in the article ‘Technology Review 2010’ of Laser Focus World, December 2010]

 

[A81] A. Pasquazi, F. Légaré, Y. Park, J. Azaña, R. Morandotti, B. E. Little, S. T. Chu, D. J. Moss, “Efficient wavelength conversion and net parametric gain via FWM in a high index doped silica waveguide,” Opt. Express, vol. 18, pp. 7634-7641 (2010).

 

[A80] Y. Park, J. Azaña, “Optical signal processors based on time-spectrum convolution process,” Opt. Lett., vol. 35, pp. 796-798 (2010).

 

[A79] Y. Park, M. Scaffardi, L. Potì, J. Azaña, “Simultaneous single-shot real-time measurement of the instantaneous frequency and phase profiles of wavelength-division-multiplexed signals,” Opt. Express, vol. 18, pp. 6220-6229 (2010).

 

[A78] F. Li, Y. Park, J. Azaña, “Linear characterization of optical pulses with durations ranging from the picosecond to the nanosecond regime using ultrafast photonic differentiation,” IEEE/OSA J. Lightwave Technol., vol. 27, pp. 4623-4633 (2009).

 

[A77] M. H. Asghari, J. Azaña, “On the design of efficient and accurate arbitrary-order temporal optical integrators using fiber Bragg gratings,” IEEE/OSA J. Lightwave Technol., vol. 27, pp. 3888-3895 (2009).

 

[A76] R. Slavík, Y. Park, M. Kulishov, J. Azaña, “THz-bandwidth high-order temporal differentiators based on phase-shifted long-period fiber gratings,” Opt. Lett., vol. 34, pp. 3116-3118 (2009).

 

[A75] F. Li, Y. Park, J. Azaña, “Single-shot, real-time frequency chirp characterization of telecommunication optical signals based on balanced temporal optical differentiation,” Opt. Lett., vol. 34, pp. 2742-2744 (2009).

 

[A74] L.-M. Rivas, S. Boudreau, Y. Park, R. Slavík, S. LaRochelle, A. Carballar,J. Azaña, “Experimental demonstration of ultrafast all-fiber high-order temporal differentiators,” Opt. Lett., vol. 34, pp. 1792-1794 (2009).

 

[A73] D. Krcmarík, Y. Park, R. Slavík, J. Azaña, “Nonlinear pulse compression of picosecond parabolic-like pulses synthesized with a long period fiber grating filter,” Opt. Express, vol. 17, pp. 7074-7087 (2009).

 

[A72] Y. Park, J. Azaña, “Ultrafast photonic intensity integrator,” Opt. Lett., vol. 34, pp. 1156-1158 (2009). [Featured in the ‘Newsbreaks’ section of Laser Focus World, June 2009]

 

[A71] R. Slavík, M. Kulishov, Y. Park, J. Azaña, “Long period fiber grating – based filter configuration enabling arbitrary linear filtering characteristics,” Opt. Lett., vol. 34, pp. 1045-1047 (2009).

 

[A70] R. Slavík, Y. Park, D. Krcmarík, J. Azaña, “Stable all-fiber photonic temporal differentiator using a long-period fiber grating interferometer,” Opt. Comm., vol. 282, pp. 2339-2342 (2009).

 

[A69] S. Thomas, A. Malacarne, F. Fresi, L. Potì, A. Bogoni, J. Azaña, “Demonstration of a programmable fiber-based picosecond optical pulse shaper using time-domain binary phase-only linear filtering,” Opt. Lett., vol. 34, pp. 545-547 (2009).

 

[A68] Y. Park, T.-J. Ahn, J. Azaña, “Real-time complex temporal response measurements of ultrahigh-speed optical modulators,” Opt. Express, vol. 17, pp. 1734-1745 (2009).

 

[A67] M. H. Asghari, J. Azaña, “All-optical Hilbert transformer based on a single phase-shifted fiber Bragg grating: Design and analysis,” Opt. Lett., vol. 34, pp. 334-336 (2009).

 

[A66] D. Krcmarík, R. Slavík, Y. Park, M. Kulishov, J. Azaña, “First-order loss-less differentiators using long period gratings made in Er-doped fibers,” Opt. Express, vol. 17, pp. 461-471 (2009).

 

[A65] F. Li, Y. Park, J. Azaña, “Group delay characterization of dispersive devices using a simple temporal intensity measurement setup,” IEEEPhoton. Technol. Lett., vol. 20, pp. 2042-2044 (2008).

 

[A64] R. Slavík, Y. Park, N. Ayotte, S. Doucet, T.-J. Ahn, S. LaRochelle, J. Azaña, “Photonics temporal integrator for all-optical computing,” Opt. Express, vol. 16, pp. 18202-18214 (2008).

 

[A63] Y. Park, T.-J. Ahn, Y. Dai, J. Yao, J. Azaña, “All-optical temporal integration of ultrafast pulse waveforms,” Opt. Express, vol. 16, pp. 17817-17825 (2008).

 

[A62] L.-M. Rivas, M. Strain, D. Duchesne, A. Carballar, M. Sorel, R. Morandotti, J. Azaña,“Picosecond linear optical pulse shapers based on integrated waveguide Bragg gratings,” Opt. Lett., vol. 33, pp. 2425-2427 (2008).

 

[A61] M. H. Asghari, J. Azaña, “Proposal for arbitrary-order temporal integration of ultrafast optical signals using a single uniform-period fiber Bragg grating,” Opt. Lett., vol. 33, pp. 1548-1550 (2008).

 

[A60] M. H. Asghari, J. Azaña, “Design of all-optical high-order temporal integrators based on multiple-phase-shifted Bragg gratings,” Opt. Express, vol. 16, pp. 11459-11469 (2008).

 

[A59] N. Belhadj, Y. Park, S. LaRochelle, K. Dossou, J. Azaña, “UV-induced modification of stress distribution in optical fibers and its contribution to Bragg grating birefringence,” Opt. Express, vol. 16, pp. 8727-8741 (2008).

 

[A58] M. H. Asghari, J. Azaña, “Proposal and analysis of a reconfigurable pulse shaping technique based on multi-arm optical differentiators,” Opt. Comm., vol. 281, pp. 4581-4588 (2008).

 

[A57] I. Arnedo, J. D. Schwartz, M. A. G. Laso, T. Lopetegui, D. V. Plant, J. Azaña, “Passive microwave planar circuits for arbitrary UWB pulse shaping,” IEEE Microwave & Wireless Component Lett., vol. 18, pp. 452-454 (2008).

 

[A56] Y. Park, T.-J. Ahn, F. Li, J. Azaña, “Synchronized generation of reconfigurable microwave sinusoidal wave-packets from a free-running pulsed laser,” IEEE Photon. Technol. Lett., vol. 20, pp. 1115-1117 (2008).

 

[A55] L. K. Oxenlowe, R. Slavík, M. Galili, H.C.M. Mulvad, A. T. Clausen, Y. Park, J. Azaña, P. Jeppesen, “640 Gbit/s timing jitter tolerant data processing using a long-period fiber grating-based flat-top pulse shaper,” IEEE J. Sel. Top. Quantum Electron., vol. 14, pp. 566-572 (2008).

 

[A54] K. Yiannopoulos, S. Thomas, J. Azaña, “Amplitude/timing jitter and peak-to-peak amplitude variation optimal rate multipliers,” IEEE/OSA J. Lightwave Technol., vol. 26, pp. 899-907 (2008).

 

[A53] R. Slavík, Y. Park, J. Azaña, “Long period fiber grating – based filter for generation of picosecond and sub-picosecond transform-limited flat-top pulses,” IEEE Photon. Technol. Lett., vol. 20, pp. 806-808 (2008).

 

[A52] T.-J. Ahn, Y. Park, J. Azaña, “Improved optical pulse characterization based on feedback-controlled Hilbert transformation temporal interferometry,” IEEE Photon. Technol. Lett., vol. 20, pp. 475-477 (2008).

 

[A51] J. Azaña, Y. Park, T.-J. Ahn, F. Li, “Simple and highly sensitive optical pulse characterization method based on electro-optic spectral signal differentiation,” Opt. Lett., vol. 43, pp. 437-439 (2008).

 

[A50] J. D. Schwartz, I. Arnedo, M. A. G. Laso, T. Lopetegui, J. Azaña, D. V. Plant, “An electronic UWB continuously tunable time-delay system with nanosecond delays,” IEEE Microwave & Wireless Component Lett., vol. 18, pp. 103-105 (2008).

 

[A49] N. K. Berger, B. Levit, B. Fischer,J. Azaña, “Picosecond flat-top pulse generation by low-bandwidth electro-optic sinusoidal phase modulation,” Opt. Lett., vol. 33, pp. 125-127 (2008).

 

[A48] Y. Park, T.-J. Ahn, J. Azaña, “Stabilization of a fiber-optic two-arm interferometer for ultra-short pulse signal processing applications,” Appl. Opt., vol. 47, pp. 417-421 (2008).

 

[A47] T.-J. Ahn, Y. Park, D. J. Moss, S. Ramachandran,J. Azaña, “Frequency-domain modal delay measurement for higher-order mode fiber based on stretched pulse interference,” Opt. Lett., vol. 33, pp. 19-21 (2008).

 

[A46] J. Azaña, “Proposal of a uniform fiber Bragg grating as an ultrafast all-optical integrator,” Opt. Lett., vol. 33, pp. 4-6 (2008).

 

[A45] R. Slavík, L. K. Oxenlowe, M. Galili, H.C.M. Mulvad, Y. Park, J. Azaña, P. Jeppesen, “Demultiplexing of 320 Gbit/s OTDM data using ultrashort flat-top pulses,” IEEE Photon. Technol. Lett., vol. 19, pp. 1855-1857 (2007).

 

[A44] Y. Park, T.-J. Ahn, J. Azaña, “Direct time-domain response of high-speed optical modulators based on stretched pulse interferometry,” Opt. Lett. vol. 32, pp. 3411-3413 (2007).

 

[A43] F. Li, Y. Park, J. Azaña, “Complete temporal pulse characterization using phase reconstruction based on optical ultrafast differentiation (PROUD),” Opt. Lett., vol. 32, pp. 3364-3366 (2007).

 

[A42] J. D. Schwartz, M. Guttman, J. Azaña, D. V. Plant, “Multi-channel filters using chirped bandgap structures in microstrip technologies,” IEEE Microwave & Wireless Component Lett., vol. 17, pp. 577-579 (2007).

 

[A41] T.-J. Ahn, Y. Park, J. Azaña, “Fast and accurate group delay ripple measurement technique for ultra-long chirped fiber Bragg gratings,” Opt. Lett., vol. 32, pp. 2674-2676 (2007).

 

[A40] L.-M. Rivas, K. Singh, A. Carballar, J. Azaña, “Arbitrary-order ultra-broadband all-optical differentiators based on fiber Bragg gratings”, IEEE Photon. Technol. Lett., vol. 19, pp. 1209-1211 (2007).

 

[A39] Y. Park, M. H. Asghari, T.-J. Ahn, J. Azaña, “Transform-limited picosecond pulse shaping based on coherence synthesization”, Opt. Express, vol. 15, pp. 9584-9599 (2007).

 

[A38] R. Slavík, Y. Park, J. Azaña, “Tunable dispersion-tolerant picosecond flat-top waveform generation using an optical differentiator”, Opt. Express, vol. 15, pp. 6717-6726 (2007).

 

[A37] M. Kulishov, J. Azaña, “Design of high-order all-optical temporal differentiators based on multiple-phase-shifted fiber Bragg gratings,” Opt. Express, vol. 15, pp. 6152-6166 (2007).

 

[A36] Y. Park, T.-J. Ahn, J.-C. Kieffer, J. Azaña, “Optical frequency domain reflectometry based on real-time Fourier transformation”, Opt. Express, vol. 15, pp. 4597-4616 (2007).

 

[A35] F. Li, J. Azaña, “Simplified system configuration for transform-limited optical real-time Fourier transformation”, Opt. Comm., vol. 274, pp. 59-65 (2007).

 

[A34] Y. Park, J. Azaña, R. Slavík, “Ultrafast all-optical first and higher-order differentiators based on interferometers”, Opt. Lett., vol. 32, pp. 710-712 (2007).

 

[A33] N. K. Berger, B. Levit, B. Fischer, M. Kulishov, D.V. Plant, J. Azaña, “Temporal differentiation of optical pulses using a phase-shifted fiber Bragg grating”, Opt. Express, vol. 15, pp. 371-381 (2007).

 

[A32] J. D. Schwartz, J. Azaña, D. V. Plant, “A fully-electronic system for the time magnification of ultra-wideband signals”, IEEE Trans. Microw. Theory and Techn., vol. 55, pp. 327-334(2007). [2009 IEEE Microwave Prize]

 

[A31] J. M. Laniel, M. Kulishov, N. Bélanger, J. Azaña, D. V. Plant, “Comprehensive modeling of the stationary and dynamic behavior of imaginary Bragg gratings around threshold”, Opt. Comm., vol. 269, pp. 14-23 (2007).

 

[A30] D. Duchesne, R. Morandotti, J. Azaña, “Temporal Talbot phenomena in high-order dispersive media”, J. Opt. Soc. Am. B, vol. 24, pp. 113-125 (2007).

 

[A29] Y. Park, M. Kulishov, R. Slavík, J. Azaña, “Picosecond and sub-picosecond flat-top waveform generation using uniform long-period fiber gratings”, Opt. Express , vol. 14, pp. 12670-12678 (2006).

 

[A28] R. Slavík, Y. Park, M. Kulishov, R. Morandotti, J. Azaña, “Ultrafast all-optical differentiators”, Opt. Express, vol. 14, pp. 10699-10707 (2006).

 

[A27] J. Magné, J. Azaña, S. LaRochelle, L. R. Chen, “Simple technique for eliminating the interchannel phase fluctuations in spectral Talbot-based periodic comb filters”, IEEE Photon. Technol. Lett. 18, 1958-1960 (2006).

 

[A26] Y. Park, F. Li, J. Azaña, “Characterization and optimization of optical pulse differentiation using spectral interferometry”, IEEE Photon. Technol. Lett., vol. 18, pp. 1798-1800 (2006).

 

[A25] J. Azaña, N. K. Berger, B. Levit, B. Fischer, “Broadband arbitrary waveform generation based on microwave frequency upshifting in optical fibers”, IEEE/OSA J. Lightwave Technol., vol. 24, pp. 2663-2675 (2006).

 

[A24] J. Azaña and S. Gupta, “Complete family of periodic Talbot filters for pulse repetition rate multiplication”, Opt. Express, vol. 14, pp. 4270-4279 (2006).

 

[A23] J. Magné, J. Bolger, M. Rochette, S. LaRochelle, L. R. Chen, B. J. Eggleton, J. Azaña, “Generation of a 4 × 100 GHz pulse-train from a single-wavelength 10-GHz mode-locked laser using superimposed fiber Bragg gratings and nonlinear conversion”, IEEE/OSA J. Lightwave Technol., vol. 24, pp. 2091-2099 (2006).

 

[A22] J. D. Schwartz, J. Azaña, D. V. Plant, “Experimental demonstration of real-time spectrum analysis using dispersive microstrip”, IEEE Microwave & Wireless Component Lett., vol. 16, pp. 215-217 (2006).

 

[A21] J. Azaña, M. Kulishov, “All-fiber ultrafast optical differentiator based on a pi phase-shifted long-period grating”, Electron. Lett., vol. 41, pp. 1368-1370(2005).

 

[A20] J. Azaña, N. K. Berger, B. Levit, V. Smulakovsky, B. Fischer, “Reconfigurable generation of high-repetition-rate optical pulse sequences based on time-domain phase-only filtering”, Opt. Lett., vol. 30, pp. 3228-3230 (2005).

 

[A19] M. Kulishov, J. Azaña, “Long-period fiber gratings as ultrafast optical differentiators”,Opt. Lett., vol. 30, pp. 2700-2702 (2005).

 

[A18] J. Azaña, C. Wang, L. R. Chen, “Spectral self-imaging phenomena in sampled Bragg gratings”, J. Opt. Soc. Am. B, vol. 22, pp. 1829-1841 (2005).

 

[A17] J. Magné, P. Giaccari, S. LaRochelle, J. Azaña, L. R. Chen, “All-fiber comb filter with tunable free-spectral-range”, Opt. Lett., vol. 30, pp. 2062-2064 (2005).

 

[A16] M. Kulishov, J. Azaña, “Ultrashort pulse propagation in uniform and non-uniform waveguide long-period gratings”,J. Opt. Soc. Am. A, vol. 22, pp. 1319-1333 (2005).

 

[A15] L. R. Chen, J. Azaña, “Spectral Talbot phenomena in sampled arbitrarily chirped Bragg gratings”, Opt. Comm., vol. 250, pp. 302-308 (2005).

 

[A14] [INVITED] J. Azaña, “Time-frequency (Wigner) analysis of linear and nonlinear pulse propagation in optical fibers”, EURASIP J. Appl. Signal Proc. 2005, Issue 10, pp. 1554-1565 (2005). 

 

[A13] J. Azaña, M. Kulishov, “Optical pulse shaping capabilities of grating-assisted co-directional couplers”, Elsevier Microelectron. J., vol. 36, pp. 289-293(2005).

 

[A12] M. Kulishov, J. Laniel, N. Belanger, J. Azaña, D. V. Plant, “Non-reciprocal waveguide Bragg gratings”, Opt. Express , vol. 13, pp. 3068-3078 (2005).

 

[A11] J. Azaña, J. E. Lugo, A. G. Kirk, D. V. Plant, “New insights into the problem of shadowlike projection of a plane object illuminated by a spherical wavefront”, Opt. Comm., vol. 247, pp. 257-264 ( 2005).

 

[A10] J. Azaña, “Spectral Talbot phenomena of frequency combs induced by cross-phase-modulation in optical fibers”, Opt. Lett., vol. 30, pp. 227-229 (2005).

 

[A9] J. Azaña, N. K. Berger, B. Levit, B. Fischer, “A simplified system configuration for temporal imaging of optical pulses”, IEEE Photon. Technol. Lett., vol. 17, pp. 94-96 (2005).

 

[A8] J. Azaña, N. K. Berger, B. Levit, V. Smulakovsky, B. Fischer, “Frequency shifting of microwave signals using a general self-imaging (Talbot) effect in optical fibers”, Opt. Lett., vol. 29, pp. 2849-2851 (2004).

 

[A7] C. Wang, J. Azaña, L. R. Chen “Efficient technique for increasing the channel density in multi-wavelength sampled fiber Bragg grating filters”, IEEE Photon. Technol. Lett., vol. 16, pp. 1867-1869 (2004).

 

[A6] M. Kulishov, J. Azaña, “Ultrashort pulse propagation in grating-assisted codirectional couplers”, Opt. Express, vol. 12, pp. 2699-2709 (2004).

 

[A5] C. Wang, J. Azaña, L. R. Chen “Spectral Talbot-like phenomena in one-dimensional photonic bandgap structures”, Opt. Lett., vol. 29, pp. 1590-1592 (2004).

 

[A4] P. Kockaert, J. Azaña, L. R. Chen, S. LaRochelle, “Full characterization of uniform ultrahigh speed trains of optical pulses using fiber Bragg gratings and linear detectors”, IEEE Photon. Technol. Lett., vol. 16, pp. 1540-1542 (2004).

 

[A3] J. Azaña, “Pulse repetition rate multiplication using phase-only filtering”, Electron. Lett., vol. 40, pp. 449-451 (2004).

 

[A2] J. Azaña, N. K. Berger, B. Levit, B. Fischer, “Spectro-temporal imaging of optical pulses with a single time lens”, IEEE Photon. Technol. Lett. , vol. 16, pp. 882-884, (2004).

 

[A1] J. Azaña, N. K. Berger, B. Levit, B. Fischer, “Spectral Fraunhofer regime: time-to-frequency mapping by the action of a single time lens on an optical pulse”, Appl. Opt., vol. 43, pp. 483-490, (2004).

 

B. Published special refereed journal issues (as an EDITOR)

 

[B2] J. Azaña, C. K. Madsen, K. Takiguchi, G. Cincotti (Guest Editors), Special Issue on “Optical Signal Processing” IEEE/OSA Journal of Lightwave Technology, vol. 24, no. 7, pp. 2484-2767 (2006). [Editorial: pp. 2484-2486]

 

[B1] C. K. Madsen, D. Dragoman, J. Azaña (Guest Editors), Special Issue on “Signal analysis tools for optical signal processing” EURASIP Journal of Applied Signal Processing 2005, Issue 10, pp. 1449-1623. [Editorial: pp. 1449-1451]

 

C. INVITED papers in refereed international conferences (selected)

 

[C20] J. Azaña, “Ultrafast optical signal processing and characterization based on fiber/integrated-waveguide technologies,” SPIE – Photonics West 2013, February 2-7, 2013, San Francisco, California, USA. Paper 8647-3.

 

[C19] J. Azaña, “Optical time-domain processing of broadband microwave signals,” IEEE Photonics Conference 2012 (IPC 2012), September 23-27, 2012, San Francisco, California, USA. Paper TuC-1.

 

[C18] J. Azaña, “Ultrafast optical signal processors based on fiber grating devices for applications in telecommunication systems,” Optical Fiber Communication Conference (OFC 2012), March 4-8, 2012, Los Angeles, California, USA. Paper OW1I.4.

 

[C17] A. Pasquazi, M. Peccianti, Y. Park, B. E. Little, S. T. Chu, J. Azaña, D. J. Moss and R. Morandotti, “Measurement of high time-bandwidth pulses on a chip with a phase sensitive optical oscilloscope,” 7th International Workshop on Fibre Optics and Passive Components (WFOPC 2011), Montreal, QC, Canada, p. 80.

 

[C16] J. Azaña, “Ultrafast all-optical signal processors based upon waveguide gratings,” SPIE – Photonics North 2011, May 16-20, 2011, Ottawa, ON, Canada.

 

[C15] A. Pasquazi, Y. Park, M. Peccianti, B.E. Little, S.T. Chu, R. Morandotti, J. Azaña, D.J. Moss, “SPIDER on a chip: a phase sensitive ultrafast oscilloscope,” Optical Fiber Communication Conference (OFC 2011), March 6-10, 2011, Los Angeles, California, USA. Paper OThU1.

 

[C14] J. Azaña, “Ultrafast Photonic Signal Processing based on Fiber Grating Devices for All-Optical Computing, Metrology and Communications,” 22ndIEEE – LEOS Annual Meeting 2009, Oct. 4-8, Belek-Antalya, Turkey. Paper WD4.

 

[C13] R. Slavík, J. Azaña, Y. Park, “Long-period fiber gratings for high-speed optical pulse shaping: Principles and applications,” Optical Fiber Communication Conference (OFC 2009), March 22-26, 2009, San Diego, California, USA. Paper OWN3.

 

[C12] J. Azaña,J. D. Schwartz, D. V. Plant, “UWB pulse shaping and processing techniques based on photonic bandgap structures implemented in the electronic domain,” 21st IEEE – LEOS Annual Meeting 2008, Nov. 9-13, Newport Beach, CA, USA. Paper WJ4.

 

[C11] J. Azaña, “Ultrafast signal processing using all-fiber grating devices,” OSA’s 92nd Annual Meeting – Frontiers in Optics 2008 (FIO 2008), October 19-23, 2008, Rochester, NY, USA. Paper FThR1.

 

[C10] J. Azaña, “All-optical circuits for ultrafast information processing and computing,” 10th IASTED International Conference on Signal and Image Processing(SIP 2008), Aug. 18-20, 2008, Kailua Kona, Hawaii, USA.

 

[C9] J. Azaña, R. Slavík, Y. Park, “Ultrafast pulse processing and shaping based on long-period fiber gratings for optical coding and switching applications,” International Conference on Photonics in Switching 2008 (PS 2008), August 4-7, 2008, Sapporo, Hokkaido, Japan. Paper D-03-3.

 

[C8] J. Azaña, “Ultrafast all-optical differentiators based on fiber gratings,” 9th International Conference on Transparent Optical Networks (ICTON 2007), July 1-5, 2007, Rome, Italy.

 

[C7] Y. Park, T.-J. Ahn, J.-C. Kieffer, J. Azaña,“Real-time optical frequency domain reflectometry for ultra-high speed Optical Coherence Tomography (OCT),” 2nd International Conference on Femtosecond Lasers in Ophthalmology (ICFLO 2007), June 1-3, 2007, Montreal, Quebec, Canada.

 

[C6] [TUTORIAL] J. Azaña, “Ultrafast Optical Signal Processing: Trends and Challenges,” 8th IASTED International Conference on Signal and Image Processing(SIP 2006), Aug. 14-16, 2006, Honolulu, Hawaii, USA.

 

[C5] [Plenary Lecture] J. Azaña, “Ultrafast All-Optical Signal Processors: Fundaments and Applications,” 10th WSEAS International Conference on Circuits, Systems, Communications and Computers (CSCC 2006), July 10-15, 2006, Vouliagmeni, Athens, Greece.

 

[C4] J. Azaña, “Broadband arbitrary waveform generation and processing using fiber optics devices”, SPIE – Photonics North 2006, June 4-6, 2006, Quebec, QC, Canada.

 

[C3] J. Azaña, “Optical signal processing based on temporal and spectral Talbot phenomena in fibers”, IEEE-LEOS Summer Topicals Meeting (Optical Signal Processing), July 25-27, 2005, San Diego, CA, USA. Paper MC2.2, pp. 9-10.

 

[C2] L. R. Chen, J. Azaña, “The spectral Talbot effect and applications”, 10th Optoelectronics and Communications Conference (OECC 2005), July 4-8, 2005, Seoul, Korea. Paper1008.

 

[C1] L. R. Chen, J. Azaña, C. Wang, “L’effet Talbot observé dans le domain spectral dans les métaréseaux de Bragg apériodiques”, Congrès de l’Association Francophone pour le Savoir 2004 (ACFAS 2004), Colloque Optique Guidée et Photonique VIII, May 10-14, 2004, Montreal, Quebec, pp. 135-138.