Reza Ashrafi
Reza Ashrafi
McGill University
Verified email at - Homepage
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Subwavelength grating enabled on-chip ultra-compact optical true time delay line
J Wang, R Ashrafi, R Adams, I Glesk, I Gasulla, J Capmany, LR Chen
Scientific reports 6 (1), 1-10, 2016
Figure of merit for photonic differentiators
R Ashrafi, J Azaña
Optics Express 20 (3), 2626-2639, 2012
Single-shot photonic time-intensity integration based on a time-spectrum convolution system
A Malacarne, R Ashrafi, M Li, S LaRochelle, J Yao, J Azaña
Optics Letters 37 (8), 1355-1357, 2012
Terahertz bandwidth all-optical Hilbert transformers based on long-period gratings
R Ashrafi, J Azaña
Optics Letters 37 (13), 2604-2606, 2012
Fiber-based photonic generation of high-frequency microwave pulses with reconfigurable linear chirp control
R Ashrafi, Y Park, J Azana
IEEE transactions on microwave theory and techniques 58 (11), 3312-3319, 2010
Ultrafast optical arbitrary-order differentiators based on apodized long-period gratings
R Ashrafi, MH Asghari, J Azana
IEEE Photonics Journal 3 (3), 353-364, 2011
Active Fabry-Perot cavity for photonic temporal integrator with ultra-long operation time window
N Huang, M Li, R Ashrafi, L Wang, X Wang, J Azaña, N Zhu
Optics Express 22 (3), 3105-3116, 2014
Multi-TBaud optical coding based on superluminal space-to-time mapping in long period gratings
R Ashrafi, M Li, J Azaña
Optics and Photonics Journal 3 (2), 126-130, 2013
Chirped microwave pulse generation using an integrated SiP Bragg grating in a Sagnac loop
J Wang, R Ashrafi, M Rochette, LR Chen
IEEE Photonics Technology Letters 27 (17), 1876-1879, 2015
Superluminal space-to-time mapping in grating-assisted co-directional couplers
R Ashrafi, M Li, S LaRochelle, J Azaña
Optics Express 21 (5), 6249-6256, 2013
Reconfigurable optical differential phase-shift-keying pattern recognition based on incoherent photonic processing
A Malacarne, R Ashrafi, Y Park, J Azaña
Optics letters 36 (21), 4290-4292, 2011
Time-delay to intensity mapping based on a second-order optical integrator: application to optical arbitrary waveform generation
R Ashrafi, MR Dizaji, LR Cortés, J Zhang, J Yao, J Azaña, LR Chen
Optics express 23 (12), 16209-16223, 2015
Experimental demonstration of superluminal space-to-time mapping in long period gratings
R Ashrafi, M Li, N Belhadj, M Dastmalchi, S LaRochelle, J Azaña
Optics Letters 38 (9), 1419-1421, 2013
Coupling-Strength-Independent Long-Period Grating Designs for THz-Bandwidth Optical Differentiators
R Ashrafi, M Li, J Azana
IEEE Photonics Journal 5 (2), 7100311-1-7100311-1, 2013
Ultrashort flat-top pulse generation using on-chip CMOS-compatible Mach–Zehnder interferometers
M Li, P Dumais, R Ashrafi, HP Bazargani, JB Quelene, C Callender, ...
IEEE Photonics Technology Letters 24 (16), 1387-1389, 2012
RF-arbitrary waveform generation based on microwave photonic filtering
R Adams, R Ashrafi, J Wang, MR Dizaji, LR Chen
IEEE Photonics Journal 6 (5), 1-8, 2014
Tsymbol/s Optical Coding Based on Long Period Gratings
R Ashrafi, M Li, J Azana
IEEE Photonics Technology Letters 25 (10), 910-913, 2013
Femtosecond Optical Waveform Generation Based on Space-to-Time Mapping in Long Period Gratings
R Ashrafi, M Li, J Azaña
IEEE Photonics Conference (IPC) 2012, 104-105, 2012
Silicon photonic subwavelength grating based integrated optical delay lines
R Ashrafi, J Wang, I Glesk, LR Chen
2015 IEEE 12th International Conference on Group IV Photonics (GFP), 127-128, 2015
Active Fabry-Perot resonator for photonic temporal integrator
N Huang, N Zhu, R Ashrafi, X Wang, W Li, L Wang, J Azaña, M Li
Asia Communications and Photonics Conference, AF1B. 7, 2013
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