Publications

Found 152 results
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Accepted
P. Venkatachalam, Yumnan, D., Sushma, G., Swamy,, and Selvaraja, S. K., “Photonic Integrated Piezo-MEMS (Pip-MEMS) Device for 1D Beam Scanning”, European Conference on Integrated Optics. Springer Nature, Aachen, Germany., Accepted .
A. Vasudevan, Vura, S., Molleti, S. Harsha, Nukala, P., Raghavan, S., and Selvaraja, S. K., “Thin-film ferroelectric material qualification for on-chip electro-optic applications”, CLEO. Optica, Charlotte, North Carolina, USA, p. JTh2A.7, Accepted .
A. Vasudevan, Vura, S., Molleti, S. Harsha, Nukala, P., Raghavan, S., and Selvaraja, S. K., “Thin-film ferroelectric material qualification for on-chip electro-optic applications”, CLEO. Optica, Charlotte, North Carolina, USA, p. JTh2A.7, Accepted .
D. Yumnan, Venkatachalam, P., Kallega, R., Kumar, V., and Selvaraja, S. K., “Ultra-Low Power Stress-Optic Phase-Shifters in 400 nm Thick Silicon Nitride Using Thin Film Sputtered-PZT”, CLEO PR 2024. Incheon, Korea, Accepted .
2023
S. Kumar Bag, Kar, S., Venkatachalam, P., Sinha, R. K., Selvaraja, S. K., and Varshney, S. K., “Coupling-gap free integrated microresonator: Theory and experimental analysis”, Journal of Applied Physics, vol. 134, 2023.
S. Kumar Bag, Kar, S., Venkatachalam, P., Sinha, R. K., Selvaraja, S. K., and Varshney, S. K., “Coupling-gap free integrated microresonator: Theory and experimental analysis”, Journal of Applied Physics, vol. 134, 2023.
A. Vasudevan and Selvaraja, S. K., “Domain effects on the electro-optic properties of thin-film Barium Titanate”, Optical Material Express, vol. 13, no. 4, pp. 956-965, 2023.
P. Rawat, Nambiar, S., Venkatachalam, P., Singh, R., and Selvaraja, S. K., “Embedded Silicon Gratings for High-efficiency Light-Chip Coupling to Thin Film Silicon Nitride Waveguides”, Optica Optics Express, vol. 31, no. 8, pp. 29392-29402, 2023.
P. Mondal, Venkatachalam, P., Singh, R., Sushma, G., Shelwade, S., and Selvaraja, S. K., “Linear and Nonlinear Characterization of broadband integrated Si-rich silicon nitride racetrack ring resonator for on-chip applications”, Applied Optics, vol. 62, no. 14, pp. 3703-3709, 2023.
P. Rawat, Nambiar, S., V, N. E., and Selvaraja, S. K., “Loaded Silicon Grating Coupler for 40 nm Thin Silicon Nitride Waveguide”, Advanced Photonics Congress 2023. Optica, Busan, South Korea, 2023.
S. K. Selvaraja et al., “Silicon Nitride based photonic integrated circuit technology and integration opportunities (Invited)”, CLEO 2023. Optica, San Jose, California, US, 2023.
S. K. Selvaraja et al., “Silicon Nitride based photonic integrated circuit technology and integration opportunities (Invited)”, CLEO 2023. Optica, San Jose, California, US, 2023.
2022
Dipak Rout, Venkatachalam, P., Shreelakshmi, K. P., and Selvaraja, S. K., “Guided Mode Resonance aided In-plane Color Filters for Compact Spectrometer”, Conference on Lasers and Electro-Optics-Pacific Rim (CLEO-PR) 2022. Optica, Sapporo, Japan, 2022.
Dipak Rout, Venkatachalam, P., Singh, R., Shreelakshmi, K. P., and Selvaraja, S. K., “Guided mode resonance aided polarization insensitive in-plane spectral filters for on-chip spectrometer”, Optics Letters, vol. 47, no. 18, pp. 4616-4619, 2022.
2021
S. Vura, Jeyaselvan, V., Biswas, R., Raghunathan, V., Selvaraja, S. K., and Raghavan, S., “Epitaxial BaTiO3 on Si(100) with In-Plane and Out-of-Plane Polarization Using a Single TiN Transition Layer”, ACS Applied Electronic Materials, vol. 3, no. 2, pp. 687-695, 2021.
2020
A. Vasudevan and Selvaraja, S. K., “Multi-domain Study of Oriented Thin-film Barium Titanate”, OSA Frontiers in Optics (FiO). Optical Society of America, p. FW7D.7, 2020.
V. Mere, Muthuganesan, H., Kar, Y., Van Kruijsdijk, C., and Selvaraja, S. K., “On-chip Chemical Sensing using Slot-waveguide based Ring Resonator”, IEEE Sensors, vol. 20, no. 11, pp. 5970 - 5975, 2020.
S. K. Selvaraja et al., “Silicon Photonics beyond silicon for communication and sensing applications (Invited)”, Photonics North. 2020.
S. K. Selvaraja et al., “Silicon Photonics beyond silicon for communication and sensing applications (Invited)”, Photonics North. 2020.
2018
P. R. Prasad, Selvaraja, S. K., and Varma, M., “Real-time compensation of errors in refractive index shift measurements of microring sensors using thermo-optic coefficients”, Optics Express, vol. 26, no. 10, pp. 13461-13473 , 2018.
2016
P. R. Prasad, Selvaraja, S. K., and Varma, M. M., “Full-Range Detection in Cascaded Microring Sensors Using Thermooptical Tuning”, Journal of Lightwave Technology, vol. 34, pp. 5157–5163, 2016.
P. R. Prasad, Selvaraja, S. K., and Varma, M. M., “High precision measurement of intensity peak shifts in tunable cascaded microring intensity sensors”, Optics Letters, vol. 41, pp. 3153–3156, 2016.
B. Kuyken et al., “Nonlinear optical interactions in silicon waveguides”, Nanophotonics, 2016.
P. R. Prasad, Selvaraja, S. K., and Varma, M. M., “Thermo-optical tuning of cascaded double micro-ring resonators for dynamic range enhancement”, in SPIE BiOS, 2016.
2014
S. Selvarajaa et al., “193nm immersion lithography for high-performance silicon photonic circuits”, Spie Advanced Lithography, vol. 9052. SPIE , United states, pp. 9052-14, 2014.

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