Journals/Proceedings


2020


Riddhi Nandi, Arnab Goswami and Bijoy Krishna Das. “Phase Controlled Bistability in Silicon Microring Resonators for Nonlinear Photonics ”  IEEE Journal of Selected Topics in Quantum Electronics ( Early Access ), 24th August 2020.


2019


Sumi R, Nandita DasGupta, and Bijoy Krishna Das. "Integrated optical linear edge filters using apodized sub-wavelength grating waveguides in SOI," IEEE Photonics Technology Letters, vol. 31, Issue. 17, pp1449-1452, September  2019.


Sumi R, Ramesh K. Gupta, Nandita DasGupta and Bijoy Krishna Das, “Ultra-Broadband Add-Drop Filter/Switch Circuit Using Subwavelength Grating Waveguides,” IEEE Journal of Selected Topics in Quantum Electronics, Vol. 25, Issue 3, MAY/JUNE 2019.


2018


Ramesh K. Gupta and Bijoy K. Das, Performance analysis of metal-microheater integrated silicon waveguide phase-shifters, OSA Continuum, Vol. 1, Issue 2, pp. 703-714, 2018.


Parimal Sah and Bijoy Krishna Das, “Photonic bandpass filter characteristics of multimode SOI waveguides integrated with submicron gratings”,Applied Optics, Vol. 57, Issue 9, pp. 2277-2281, 2018.


2017


Ramesh K. Gupta, Sujith Chandran and Bijoy Krishna Das, “Wavelength Independent Directional Couplers for Integrated Silicon Photonics”, IEEE/OSA  Jounal of Lightwave Technology, Vol. 35, No. 22, pp. 4916-4923, November 15, 2017.


Riddhi Nandi, Sreevatsa Kurudi and Bijoy Krishna Das, “Diffusion doped p-i-n/p-n diodes for scalable silicon photonics devices” Proc. SPIE 10249, Integrated Photonics: Materials, Devices, and Applications IV, 102490Q (May 30, 2017).


Sujith Chandran, Meenatchi Sundaram, Sreevatsa Kurudi and Bijoy Krishna Das,  “Design and fabrication of surface trimmed silicon-on-insulator waveguide with adiabatic spot-size converters”  Applied Optics, Vol. 56, Issue 9, pp. 1708-1716, 2017.


Ramesh K. Gupta and Bijoy K. Das. “Multi-input and multi-output SOI (MIMO-SOI) platform for silicon photonics”, CSI Transactions on ICT, Vol. 5, No. 2, pp. 189-193, June 2017.


Sujith Chandran, Ramesh K. Gupta and  and Bijoy Krishna Das, “Dispersion Enhanced Critically Coupled Ring Resonator for Wide Range Refractive Index Sensing”,  IEEE Journal of  Selected Topics in Quantum Electronics, Vol. 23, No. 2, March /April 2017.


Parimal Sah and Bijoy Krishna Das, “Integrated Optical Rectangular-Edge Filter Devices in SOI”, IEEE/OSA Journal of Light Wave Technology, Vol. 35, No. 2, pp. 128-135, 2017.


2016


B K Das, N DasGupta, S Chandran, S Kurudi, P Sah, R Nandi, Ramesh K, Sumi R, S Pal, S Kaushal, S M Sundaram, P Sakthivel, Sidharth R, R Joshi, H Sasikumar, U Karthik, S Krubhakar, G R Bhatt, J P George, R K Navalakhe, Narendran R, and I Seethalakshmi, "Silicon Photonics Technology : Ten Years of Research at IIT Madras", Asian Journal of Physics, Vol. 25, No. 7, pp. 923 - 955, 2016


Saket Kaushal and Bijoy Krishna Das, ‘Modelling and experimental investigation of an integrated optical microheater in silicon-on-insulator’, Applied Optics, Vol. 55, No.11, pp. 2837 - 2842 April 2016


2015


Shantanu Pal, Bijoy Krishna Das, Wolfgang Sohler, “Photorefractive damage resistance in Ti:PPLN waveguides with ridge geometry”, Applied Physics B: Lasers and Optics, vol. 120, pp. 737-749,  August 2015.


S. Chandran, B.K. Das, “Surface trimming of silicon photonics devices using controlled reactive ion etching chemistry”, Photonics and Nanostructures – Fundamentals and Applications, vol. 15 pp. 32–40, June 2015.


R. Sidharth and B. K. Das, "Semi-analytical model of arrayed waveguide grating in SOI using Gaussian beam approximation," Applied Optics, vol. 54,  pp. 2158-2163, March 2015.


2013


S. Harish, D. Venkitesh and B. K. Das, "Highly efficient DBR in silicon waveguides with eleventh order diffraction," Proc. SPIE, pp. 86290H- 86290H, March 2013.


Uppu Karthik and B. K. Das, "Polarization-independent and dispersion-free integrated optical MZI in SOI substrate for DWDM applications",  Proc. SPIE 8629, Silicon Photonics VIII, 862910, March 2013.


2012


G.R. Bhatt, B.K. Das, "Improvement of polarization extinction in silicon waveguide devices," Optics Communication, vol. 285, no. 8, pp. 2067-2070, April 2012.


G.R. Bhatt, R. Sharma, U. Karthik, B.K. Das, "Dispersion-free SOI interleaver for DWDM applications",  IEEE/OSA Journal of Lightwave Technology, vol. 30, no. 1, pp. 140-146, January 2012.


2011


I.S. Krubhakar, R. Narendran, and B.K. Das, "Design and fabrication of integrated optical 1x8 power splitter in SOI substrate using large cross-section single-mode waveguides",  Proc. SPIE , vol. 8173, 81730C, 2011.


S. Pal, and B.K. Das, "Fabrication of ridge waveguide in X-cut LiNbO3  for nonlinear optic applications",  Proc. SPIE 8173, 81730W, 2011.


G.R. Bhatt, and B. K. Das, "Demonstration of  ITU channel interleaver in SOI with large cross section single mode waveguides", Proc. SPIE 8069, 806904, 2011.


2010


John P. George, N. Dasgupta, and B.K. Das, "Compact integrated optical directional coupler with large cross section silicon waveguides", Proc. SPIE 7719, 77191X, 2010.


2009


Rupesh Kumar Navalakhe, Nandita DasGupta, and Bijoy Krishna Das, "Fabrication and characterization of straight and compact S-bend optical waveguides on a silicon-on-insulator platform", Applied Optics, vol. 48, no. 31, pp. G125-G130, October 2009.


Publications (Since 2009)

WorkshopsConferencesPatentsJournals

 IEEE Journal of  Selected Topics in Quantum Electronics, Vol. 23, NO. 2, March /April 2017. DOI: 10.1109/JSTQE.2016.2596259

 

    









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