Publications & Patents

Journal publications

Unveiling Innovations: Bridging Knowledge Gaps through Scholarly
Exploration and Journal Publications.

[1]
S. Rajput, V. Kaushik, P. Babu, P. Tiwari, A.K. Srivastava, and M. Kumar, "Optical Modulation via Coupling of Distributed Heterojunctions in Si-ITO based Subwavelength Grating”, Physical Review Applied, vol. 15, no. 5, pp. 54029 (1-13), May 2021. (Impact Factor-4.985)

[2]
S. Rajput, V. Kaushik, S. Jain, P. Tiwari, A.K. Srivastava, and M. Kumar, “Optical Modulation in Hybrid Waveguide based on Si-ITO Heterojunction”, Journal of Lightwave Technology, vol. 38, no. 6, pp.1365-1371, March 2020. (Impact Factor-4.439)

[3]
S. Rajput, V. Kaushik, L. Singh, S. Srivastava, S.K. Pandey, R.D. Mishra, and M. Kumar, “Efficient Photodetector based on Sub-bandgap Transition in Silicon-ITO Distributed Heterojunctions”, Journal of Lightwave Technology, vol. 39, no. 21, pp. 6886-6892. (Impact Factor-4.439)

[4]
S. Rajput, V. Kaushik, L. Singh, S. Srivastava, and M. Kumar, “Optical Modulator based on Silicon-ITO Grating Embedded Rib Structure with Tunable Group Delay”, Optics Letters, vol. 46, no. 14, pp. 3468-3471, June 2021. (Impact Factor-3.776)

[5]
S. Rajput, V. Kaushik, S. Jain, and M. Kumar, “Slow Light Enhanced Phase Shifter based on Low-Loss Silicon-ITO Hollow Waveguide”, IEEE Photonics Journal, vol. 11, no. 1, pp.1-8, February 2019. (Impact Factor-2.833)

[6]
S. Rajput, V. Kaushik, S. Jain, and M. Kumar, "Slow Light Assisted Electrical Tuning in Hollow Optical Waveguide via Carrier Depletion in Silicon and Indium Tin Oxide Sub-Wavelength Gratings”, Journal of Optical Society of America B, vol. 37, no. 8, pp.2360-2365, June 2020. (Impact Factor-2.3)

[7]
S. Rajput, V. Kaushik, L. Singh, S. Srivastava, S.K. Pandey, and M. Kumar, “Efficient Optical Modulation in Ring Structure based on Silicon-ITO Heterojunction with Low Voltage and High Extinction Ratio”, Optics Communications, Under Review after Minor Revision. (Impact Factor-2.31)

[8]
S. Rajput, V. Kaushik, and M. Kumar, “All Optical Modulation in Vertically Coupled Indium Tin Oxide Ring Resonator employing Epsilon Near Zero State”, Submitted to Nature Communications. (Impact Factor-17.69)

[9]
N. Alfaraj, C.C.C. Lin, S. Rajput, P. Chang, and A.S. Helmy, “Facile integration of ITO electro-optic layers in MOS structures for plasmonic waveguide modulation applications”, IEEE Journal of the Electron Devices Society, Under Review. (Impact Factor-2.523)

[10]
V. Kaushik, S. Rajput, and M. Kumar, “Electronically Controlled Quantum Confinement for Tunable Plasmonic Meta surfaces”, Nature Materials, Under Review. (Impact Factor-38.887)

[11]
V. Kaushik, S. Rajput, S. Srivastav, L. Singh, P. Babu, E. Heidari, M. Ahmed, Y.A. Hadeethi, H. Dalir, V.J. Sorger, and M. Kumar, “On-chip Nanophotonic Broadband Wavelength Detector with 2D-Electron Gas”, Nanophotonics, vol. 11, no. 2, pp. 289-296, November 2021. (Impact Factor-8.449)

[12]
S. Srivastava, L. Singh, V. Kaushik, S. Rajput, S. Jain, M. K. Pal, and M. Kumar, "Electrically controlled nanophotonic slot structure based on photocatalytic nanocomposite for optical detection of foodborne pathogens," Journal of Lightwave Technology, vol. 39, no. 20, pp. 6670-6677. (Impact Factor-4.439)

[13]
L. Singh, S. Srivastava, S. Rajput, V. Kaushik, R.D. Mishra, and M. Kumar, “Light Assisted Electro-metallization in Resistive Switch with Optical Accessibility”, Journal of Lightwave Technology, vol. 39, no. 18, pp. 5869-5874, June 2021. (Impact Factor-4.439)

[14]
V. Kaushik, S. Rajput, S. Srivastava, S. Jain, L. Singh, and M. Kumar, “Efficient Sub-bandgap Photodetection via Two- Dimensional Electron Gas in ZnO based Heterojunction”, Journal of Lightwave Technology, vol. 38, no. 21, pp. 6031- 6036, November 2020. (Impact Factor-4.439)

[15]
L. Singh, S. Srivastava, S. Rajput, V. Kaushik, R.D. Mishra, and M. Kumar, “Optical Switch with Ultra High Extinction Ratio Using Electrically Controlled Metal Diffusion”, Optics Letters, vol. 46, no. 11, pp. 2626-2629, June 2021. (Impact Factor-3.776)

[16]
V. Kaushik, S. Rajput, and M. Kumar, “Broadband Optical Modulation in Zinc Oxide based Heterojunction via Optical Lifting”, Optics Letters, vol. 45, no. 2, pp. 363-366, January 2020. (Impact Factor-3.776)

[17]
S. Jain, S. Rajput, V. Kaushik, S. Srivastava, and M. Kumar, “Efficient Optical Modulation with High Data-Rate in Silicon based Laterally Split Vertical p-n Junction”, IEEE Journal of Quantum Electronics, vol. 56, no. 2, pp. 1-7, April 2020. (Impact Factor-2.384)

[18]
S. Jain, S. Srivastava, S. Rajput, L. Singh, P. Tiwari, A.K. Srivastava, and M. Kumar, “Thermally Stable Optical Filtering using Silicon-based Comb-like Asymmetric Grating for Sensing Applications”, IEEE Sensors Journal, vol. 20, no. 7, pp. 3529-3535, December 2019. (Impact Factor-3.3)

[19]
S. Srivastava, L. Singh, V. Kaushik, S. Rajput, and M. Kumar, “Nanophotonic Waveguide based on Engineered Horizontal-vertical Slots for Polarization Independent Bio-chemical Sensing”, Journal of Optical Society of America B, vol. 38, no. 3, pp. 749-757, February 2021. (Impact Factor-2.3)

[20]
S. Jain, S. Rajput, V. Kaushik, and M. Kumar, “High Speed Optical Modulator based on Silicon Slotted Rib Waveguide”,Optics Communication, vol. 434, pp. 49-53, January 2019. (Impact Factor-2.3)

[21]
R.D. Mishra, L. Singh, S. Rajput, V. Kaushik, S. Srivastava, and M. Kumar, “Engineered Nanophotonic Waveguide with Ultra-low Dispersion”, Applied Optics, vol. 60, no. 16, pp. 4732-4737, June 2021. (Impact Factor-1.961)

[22]
S. Srivastav, L. Singh, S. Rajput, V. Kaushik, M.K. Pal, and M. Kumar, “Optically Active Nanocomposite Structure for Photocurrent-based detection of E-coli”, Colloids and Surface B: Bio interfaces, Under Review. (Impact Factor- 4.389)

[23]
S. Kumar, S. Rajput, V. Kaushik, P. Babu, R. D. Mishra, R. Ranjan, and M. Kumar, “Numerical Analysis of Laterally and Vertically Coupled Hybrid Plasmonic Modes in Silicon Tip," Plasmonics, vol. 17, no. 4, pp. 1699-1707, August 2022. (Impact Factor-2.404)

[24]
S. K. Pandey, S. Rajput, V. Kaushik, P. Babu, R. D. Mishra, and M. Kumar, “Electrically Tunable Plasmonic Absorber Based on Cu-ITO Subwavelength Grating on SOI at Telecom Wavelength," Plasmonics, vol. 17, no. 4, pp. 1709-1716, August 2022. (Impact Factor-2.404)

[25]
R.D. Mishra, L. Singh, S. Rajput, V. Kaushik, S.K. Pandey, P. Babu, and M. Kumar, “Comb-like Hybrid Plasmonic Ring Resonator for Large and Voltage Tunable Group Delay” IEEE Transaction on Nanotechnology, Under Review. (Impact Factor-2.570)

[26]
P. Babu, V. Kaushik, S. Rajput, S.K. Pandey, R.D. Mishra, and M. Kumar, “Electrically Tunable Birefringence in Nanophotonic Waveguide with 2D Electron Gas in Semiconductor Heterojunction”, IEEE Transaction on Nanotechnology, Under Review. (Impact Factor-2.570)

[27]
S.K. Pandey, S. Rajput, V. Kaushik, P. Babu, R.D. Mishra, and M. Kumar, “Optically Triggered AlGaN/GaN Semiconductor Power Transistor with Bi-layer Anti-reflecting Structure”, Journal of Optical Society of America B, Under Review. (Impact Factor-2.3)

Patents

"Innovate Tomorrow: Protecting Ideas, Powering Progress with Our Patents."

[1]
M. Kumar, S. Rajput, V. Kaushik, P. Babu, and S.K. Pandey, “All Optical Modulation in Indium Tin Oxide based Vertically Coupled Ring Resonator employing Epsilon Near Zero State”, Indian patent, No. 202321010734; Filed in February 2023.

[2]
M. Kumar, Sulabh, L. Singh, S. Jain, S. Rajput, and V. Kaushik, “A Bio-chemical Sensor with Engineered Nanophotonic Structure, the process of preparation and use thereof”, Indian patent, No. 202121008991; Published in March 2021.

Conference

Inspiring Ideas, Igniting Dialogue: Where Innovation Meets Collaboration.

[1]
S. Rajput, “Highly Efficient Optical Modulation in Grating Embedded Rib Structure via Multiple Silicon-ITO Multiple Heterojunctions”, 37th M.P. Young Scientist Congress, M.P. Council of Science and Technology, Bhopal, India, March 2022.

[2]
S. Rajput, P. Babu, V. Kaushik, L. Singh, S. Jain, and M. Kumar, “High Extinction Ratio in Silicon-ITO Heterojunction based Optical Modulator”, Conference on Laser and Electro-Optics Pacific Rim CLEO-PR-2020, Sydney, Australia, August 2020.

[3]
S. Rajput, V. Kaushik, S. Jain, and M. Kumar, “Electrically Tunable Absorption in Hollow Waveguide for Optical Modulation”, International Conference on Optics and Electro-optics ICOL-2019, IRDE DRDO, Dehradun, India, October 2019.

[4]
S. Rajput, “Optical and Electrical Characterization of Indium Tin Oxide Thin Films for Highly Efficient Electro-Optic Modulation”, 34th M.P. Young Scientist Congress, M.P. Council of Science and Technology, Bhopal, India, March 2019.

[5]
S. Rajput, V. Kaushik, S. Jain, and M. Kumar, “Graphene based High Speed Silicon Slotted Optical Phase Modulator”, The International Conference on Fiber Optics and Photonics- Photonics 2018, Indian Institute of Technology Delhi, India, December 2018.

[6]
S. Rajput, V. Kaushik, S. Jain, and M. Kumar, “Ultra-low Loss Slow Light in Si-ITO based Hollow Core Waveguide”, International Symposium on Integrated Functionalities-ISIF 2017, Delhi University, New Delhi, India, December 2017.

[7]
L. Singh, P. Babu, S. Srivastava, S. Rajput, and M. Kumar, “Optical Resistive Switch with High Extinction Ratio using Plasmonic Amplification”, Conference on Laser and Electro-Optics Pacific Rim- CLEO-PR-2020, Sydney, Australia, August 2020.

[8]
S. Jain, L. Singh, S. Rajput, and M. Kumar,” Low Group Index Optical Slot Structure for Efficient Optical Modulation”,Conference on Laser and Electro-Optics CLEO-2020, San-Jose, California, USA, May 2020

[9]
L. Singh, R.D. Mishra, S. Rajput, S. Jain, and M. Kumar, “Enhanced Optical Readout in Resistive Memory through Plasmonic Amplification”, ECIO-2020, Paris, France, June 2020.

[10]
V. Kaushik, S. Rajput, and M. Kumar, “Voltage Dependence of Lattice Period in Anodized Alumina based Photonic Crystal”, International Conference on Optics and Electro-optics ICOL-2019, IRDE DRDO, Dehradun, India, October 2019.

[11]
S. Jain, L. Singh, S. Rajput, and M. Kumar,” Waveguide Engineering in Optical Slot Structure for Efficient Optical Modulation”, International Conference on Optics and Electro-optics ICOL-2019, IRDE DRDO, Dehradun, India, October 2019.

[12]
S. Jain, S. Rajput, and M. Kumar, “Phase Modulation in Optical Hollow Waveguide Embedded in Silicon p-i-n Junction”, The International Conference on Fiber Optics and Photonics- Photonics 2018, Indian Institute of Technology Delhi, India, December 2018.

[13]
V. Kaushik, S. Rajput, and M. Kumar, “Temperature Dependence of Grain Size in Highly Porous Anodic Alumina”, The International Conference on Fiber Optics and Photonics- Photonics 2018, Indian Institute of Technology Delhi, India, December 2018.

[14]
S. Jain, V. Kaushik, S. Rajput, and M. Kumar, “Silicon-based Broadband Reflector for On-chip Photonic Devices”, International Symposium on Integrated Functionalities-ISIF 2017, Delhi University, New Delhi, India, December 2017.

[15]
F.A. Tantray, R. Chouhan, S. Rajput, A. Agrawal, and P. Sen, “Effect of Oxygen Partial Pressure on the Structural and Optical Properties of Ion Beam Sputtered TiO2 thin films”, Journal of Physics Conference Series, International Conference on Recent Trends in Physics 2016 (ICRTP2016).