Selected Publications

Selected Journal Publications:

• L. Singh, S. Srivastav, V. Kaushik, S. Rajput, R. D. Mishra and M. Kumar, "Light Assisted Electro-Metallization in Resistive Switch with Optical Accessibility," Journal of Lightwave Technology, 2021, DOI: 10.1109/JLT.2021.3091970.
• R. D. Mishra, L. Singh, S. Rajput, V. Kaushik, S. Srivastava, and M. Kumar, "Engineered Nanophotonic Waveguide with Ultra-LowDispersion", Applied Optics, 2021, DOI 10.1364/AO.428534.
• S. Rajput, V. Kaushik, P. Babu, P. Tiwari, A. K.Srivastava, and M. Kumar, "Optical Modulation via Coupling of Distributed Semiconductor Heterojunctions in a Si-ITO-Based Subwavelength Grating", Physical Review Applied , Vol. 15, No. 5, pp. 54029, May 2021.
• 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, 2021.
• S. Sulabh, V. Kaushik, L. Singh, 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, 2021.
• 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. 6031-6037, Nov 2020.
• S. Sulabh, L. Singh, S. Jain and M. Kumar, "Nanophotonic Device based on Fano Resonance in Engineered Slot Waveguide for Optical Detection of Viral Infections", IEEE Sensors Journal 2020, DOI: 10.1109/JSEN.2020.3023146.
• 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 37, 2360, 2020.
• S. Jain, S. Rajput, Sulabh, V, Kaushik 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(2). pp.1-7, 2020.
• S. Jain, Sulabh, S. Rajput, L. Singh, P. Tiwari, A. Shrivastava, and M. Kumar, "Thermally stable optical filtering using silicon-based comb-like asymmetric grating for sensing applications," IEEE Sensors Journal , vol.20(7) pp.3529-3535, 2020.
• V. Kaushik, S. Rajput and M. Kumar, "Broadband Optical Modulation in Zinc Oxide based Heterojunction via Optical Lifting", Optics Letters , Vol. 45 (2) pp. 363-366 (2020).
• 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 (6) pp. 1365-1371 (2020).
• L. Singh, S. Jain and M. Kumar, "Electrically Writable Silicon Nanophotonic Resistive Memory with Inherent Stochasticity", Optics Letters , Vol. 44 (16) pp. 4020-4023, 2019.
• L. Singh, S. Tidke and M. Kumar, "Guiding and controlling light at nanoscale in field effect transistor", Applied Physics B Vol. 125 (6) pp.4-7 , June 2019.
• S. Sulabh, L. Singh, S. Jain and M. Kumar, "Optical Slot Waveguide with Grating-loaded Cladding of Silicon and Titanium Dioxide for Label-free Bio-sensing", IEEE Sensors Journal , Vol. 19(15) pp. 6126-6133,2019.
• S. K. Tripathi, A. Kumar and M. Kumar, "Graphene based tunable and wideband terahertz antenna for wireless network communication", Wireless Networks 25 (2019) 4371 - 4381.
• 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(1) pp.1-8, February 2019.
• S. Jain, S. Rajput, V. Kaushik and M. Kumar, "High Speed Optical Modulator based on Silicon Slotted rib Waveguide", Optics Communications , vol.434, pp.49-53, 2019.
• L. Singh, T. Sharma and M. Kumar, "Controlled Hybridization of Plasmonic and Optical Modes for Low-Loss Nano-Scale Optical Confinement With Ultralow Dispersion," IEEE Journal of Quantum Electronics , vol. 54, no. 2, pp. 1-5, April 2018.
• B. Painam, R. S. Kaler and M. Kumar,"On-Chip Oval Shaped Nanocavity Photonic Crystal Waveguide Biosensor for Detection of Foodborne Pathogens", Plasmonics 13, Issue 2 (2018), pp 445-449.
• H. Kang, V. Mehta, M. Kumar, "Slow Light in Narrow Core Hollow Optical Waveguide with Low loss and Large Bandwidth" Applied Optics 55 (2016) 10119-10123.
• T.Sharma, L. Singh, and M. Kumar, "Nanophotonic Ultra-short Coupler Based on Hybrid Plasmonic Waveguide with Lateral Subwavelength Grating", IEEE Transactions on Nanotechnology 15, 6 pp. 931-935,2016.
• B. Painam, R. S. Kaler and M. Kumar, "Photonic Crystal Waveguide Biochemical Sensor for the Approximation of Chemical Components Concentrations", Plasmonics 12, Issue 3 (2017), pp 899-904.
• S. Jindal, M. Kumar, S. Sharma, M. K. Pal, "Nanocavity-coupled Photonic Crystal Waveguide as Highly Sensitive Platform for Cancer Detection", IEEE Sensors Journal 16 , No. 10 (2016) 3705-3710.
• H. Kang and M. Kumar, "Two-way Reflector Based on Two-dimensional Sub-wavelength High-index Contrast Grating on SOI", Optics Communications 366 (2016) 266-270.
• J. K. Thind, M. Kumar and B.K. Kaushik, "Electrical Tuning of Optical Delay in Graphene based Photonic Crystal Waveguide", IEEE Journal of Quantum Electronics 51, No. 10 (2015) 6400105
• T.Sharma and M. Kumar, "Hybridization of Plasmonic and Photonic Modes for Subwavelength Optical Confinement with Longer Propagation and Variable Nonlinearity", Optics Communications 343 (2015) 85-90.
• V. Kumar, H. Kaur, and M. Kumar, "Narrow-core hollow optical waveguide with nanostructured SOI as ultra-low loss platform for efficient photodetection", Photonic Network Communications 34 (2017) 241-247.
• V. Kumar and M. Kumar, "Photonic crystal assisted multiband compact terahertz antenna on engineered silicon-on-insulator", IEEE-IET Optoelectronics 10 (2016) 7 - 10.
• S. Aneja and M. Kumar, "Design of a Three-Hole Defect Photonic Crystal Nanocavity with High-Q and Enhanced Purcell Factor", Optical Engineering, 54 (1), 017106 (2015). doi: 10.1117/1.OE.54.1.017106.
• A. Sharma and M. Kumar, "Flat Band Slow Light in Silicon Photonic Crystal Waveguide with Large Delay Bandwidth Product and Low Group Velocity Dispersion", IEEE-IET Optoelectronics 9 (2015) 24 - 28.
• S. Jindal and M. Kumar, "Broadband and Polarization Insensitive Design of Terahertz Absorber with High-Index Contrast Grating on SOI Chip", Optical and Quantum Electronics 47 (2015) 1693 - 1702.
• M. Kumar, "Hollow Waveguide Bragg Reflector: A Tunable Platform for Integrated Photonics", Journal of Optics and Laser Technology 65 , 5 - 13 (2015).
• T. Sharma and M. Kumar, "Hollow hybrid plasmonic waveguide for nanoscale optical confinement with long-range propagation", Applied Optics 53 , 1954-1957 (2014).
• M. Kumar, "Narrow bandwidth and polarization independent design of hollow waveguide in-plane mirror with ultra-wide tuning range", Applied Optics 52 , 1847-1851 (2013).
• M. Kumar, C. Chase, V. Karagodsky, T. Sakaguchi, F. Koyama, and C. J. Chang-Hasnain, "Low birefringence and 2-D optical confinement of Hollow waveguide with distributed Bragg reflector and high index contrast grating", IEEE Photonics Journal 1 , No.2, 135 (2009).
• M. Kumar, T. Sakaguchi, and F. Koyama, "Wide tunability and ultralarge birefringence with 3D hollow waveguide Bragg reflector", Optics Letters 34 , No. 8, 1252 (2009).
• M. Kumar, T. Sakaguchi, and F. Koyama, "Giant birefringence and tunable differential group delay in Bragg reflector based on tapered three-dimensional hollow waveguide", Applied Physics Letters 94 , Issue 6, 061112 (2009).
• M. Kumar, T. Sakaguchi, and F. Koyama, "Polarization-insensitive and low-loss 3-D nanostep hollow waveguide for widely tunable photonic devices", IEEE Journal of Lightwave Technology 26 , No. 11, 1417 (2008).
• M. Kumar, T. Sakaguchi, and F. Koyama, "Tunable three-dimensional nanostep hollow optical waveguide with low polarization dependence", Applied Physics Express 1 , 052002 (2008).
• M. Kumar and F. Koyama, "Investigation and theoretical analysis of low-loss 3D hollow waveguides for widely tunable photonic devices", Japanese Journal of Applied Physics 47 , No. 5, 3471-3475 (2008).

Selected International Conference Proceedings:

• Sulabh, M. Kumar, "Optical Slot Waveguide Based On Photonic-Plasmonic Structure For Biosensing Applications" Conference on OSA Biophotonics Congress: Optics in the Life Sciences, British Columbia, Canada, 2021
• L. Singh, P. Babu, Sulabh, S. Rajput and M. Kumar, "Optical Resistive Switch with High Extinction Ratio Using Plasmonic Amplification", Conference on Laser and Electro-Optics CLEO-PR-2020, Sydney, Australia, 2020
• S. Rajput, P. Babu, V. Kaushik, L Singh, S. Jain and M. Kumar, "High Extinction Ratio in Silicon-ITO Heterojunction based Optical Modulator", 14th Conference on Laser and Electro-optics, CLEO Pacific Rim- 2020, Sydney, Australia
• 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.
• S. Jain, L. Singh, S. Rajput and M. Kumar, "Low Group Index Optical Slot Structure for Efficient Optical Modulation", CLEO-2020 , San-Jose, California, USA, 2020.
• S. Jain, L. Singh, S. Rajput and M. Kumar,"Waveguide Engineering in Optical Slot Structure for Efficient Optical Modulation", ICOL-2019 , DRDO, Dehradun, 2019.
• S. Rajput, V. Kaushik, S. Jain and M. Kumar, "Electrically Tunable Absorption in Hollow Waveguide for Optical Modulation", ICOL-2019 (International Conference on Optics & Electro-Optics), IRDE Dehradun, 19th-22nd October 2019.
• Sulabh, M. Kumar, "Slot waveguide with grating based cladding for protein detection", ICOL-2019 (International Conference on Optics and Electro-Optics), ICOL-2019 (International Conference on Optics and Electro-Optics), Instruments R&D Establishment, Dehradun, Uttarakhand India , 19 Oct 2019 - 22 Oct 2019.
• V. Kaushik, S.Rajput, M. Kumar, "Voltage dependence of lattice period in Anodized Alumina based Photonic Crystal", ICOL-2019 (International Conference on Optics and Electro-Optics), Instruments R&D Establishment, Dehradun, Uttarakhand India , 19 Oct 2019 - 22 Oct 2019.
• Lalit Singh, Sourabh Jain, Sulabh and M. Kumar, "Loss Compensation in Hybrid Plasmonic Waveguide by Controlled Electron Injection", ICOL-2019 (International Conference on Optics and Electro-Optics), Instruments R&D Establishment, Dehradun, Uttar Pradesh India , 19 Oct 2019 - 22 Oct 2019.
• S. Rajput, S. Jain, V. Kaushik and M. Kumar, "High-speed optical modulation in compact hybrid silicon-graphene based slot waveguide", Photonics 2018 - The International Conference on Fiber Optics and Photonics, IIT Delhi, 12th-15th December 2018.
• V. Kaushik, S. Rajput and M. Kumar, "Temperature dependence of grain size in highly porous Anodic Alumina", Photonics 2018 - The International Conference on Fiber Optics and Photonics, New Delhi, 2018.
• L. Singh and M. Kumar, "Silicon Assisted Plasmonic Waveguide with Constant Group Delay and Flattened Dispersion Over Broadband", Photonics 2018 - The International Conference on Fiber Optics and Photonics 12th to 15th December, 2018.
• S. Jain, S. Rajput and M. Kumar, "Phase Modulation in Optical Hollow Waveguide Embedded in Silicon p-i-n Junction", Photonics 2018, IIT Delhi, 2018.
• T. Sharma and M. Kumar, "Grating based Hybrid Plasmonic Waveguide for Subwavelength Optical Confinement with Low Loss", Proc. of SPIE Vol. 9884 98842A, Nanophotonics VI, 2016, Belgium.
• M. Kumar, C. Chase, V. Karagodsky, T. Sakaguchi, F. Koyama, and C. J. Chang-Hasnain, "Novel 3D Hollow Optical Waveguide with Lateral and Vertical Periodicity for Tunable Photonic Integrated Circuits", European Conference on Optical Communications (ECOC ) September 2009, Vienna, Austria , P2.16.
• M. Kumar, T. Sakaguchi, A. Matsutani and F. Koyama, "Adjustable polarization mode dispersion compensation using 3D hollow waveguide Bragg reflector", Conference on Laser and Electro Optics (CLEO) June 2009, Baltimore, Maryland, USA , CThB-5.
• M. Kumar, F. Koyama, and C.J. Chang-Hasnain,"2D confinement and reduction of polarization dependence in hollow waveguide with high index contrast grating", Conference on Laser and Electro Optics (CLEO ) June 2009, Baltimore, Maryland, USA , JWA44.
• M. Kumar and F. Koyama, "A tunable 3D hollow waveguide Bragg reflector with giant birefringence and tunable differential group delay", Optical Fiber Conference (OFC ) March 2009, San Diego, California, USA , OWC-3.
• M. Kumar, F. Koyama, and C.J. Chang-Hasnain, "Tunable hollow waveguide with high contrast grating", Annual meeting IEEE-LEOS November 2008, Long beach, California, USA , WN-4.
• M. Kumar, T. Sakaguchi, and F. Koyama, "Widely tunable mirror based on 3D hollow waveguide for tunable photonic integrated circuits", Conference on Laser and Electro Optics (CLEO) May 2008, San Jose, California, USA , CMG-5.

Selected International Conference Papers:

• S. Rajput and M. Kumar,"Optical and Electrical Characterization of Indium Tin Oxide Thin Film for Highly Efficient Electro-optic Modulation", 34th M.P. Young Scientist Congress organized by M.P. Council of Science and Technology, Mar 2019.
• S. Srivastav, L. Singh, S. Tidke and M. Kumar, "Metal assisted slot waveguide biochemical sensor", 2018 3rd International Conference on Microwave and Photonics (ICMAP) , Dhanbad, 2018, pp. 1-2. doi: 10.1109/ICMAP.2018.8354595.
• 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 Delhi, 2017.
• S. Jain, S. Rajput, V. Kaushik and M. Kumar, "Silicon based Broadband Reflector for On-chip Photonic Devices", International Symposium on Integrated Functionalities Delhi, 2017.
• L. Singh, M. Kumar, "Graphene based Electrically Tunable Hybrid Plasmonic-photonic Waveguide with Low-loss and Nano-scale Optical Confinement", The 2nd Edition of the European Graphene Forum 2016.
• S. Chugh and M. Kumar, "Design of Polarization Independent Optical Out-coupler on SOI", International Conference on Electronics, Communication and Information Technology, Thapar University, Patiala, India, October 2013, ICECIT _2_39.
• A. Wadhwa and M. Kumar, "Polarization analysis of Low-loss photonic crystal waveguide on SOI", International Conference on Electronics, Communication and Information Technology, Thapar University, Patiala, India, October 2013, ICECIT _2_76.
• M. Kumar, T. Sakaguchi, and F.Koyama, "Design and Fabrication of 3D nanostep hollow waveguide for widely tunable photonic devices", Micro Optics Conference (MOC) October 2007, Takamatsu, Japan, C-7.
• M.Kumar, T. Sakaguchi, and F. Koyama, "Polarization insensitive and low loss tunable 3D nanostep hollow waveguide for widely tunable photonic devices", International Nano-Optoelectronics Workshop (INOW) August 2007, Beijing-Lanzhou, China, P2-39.
• M. Kumar, T.Sakaguchi, and F. Koyama, "Polarization insensitive and low loss tunable 3D hollow waveguide for tunable photonic devices", Optoelectronics and Communication Conference (OECC) July 2007, Yokohama, Japan, 13E1-3.
• M. Kumar and F. Koyama,"Modeling of 3D curved hollow waveguide for widely tunable photonic devices", International Conference on Contemporary Photonics Technology (CPT) 2007, Tokyo, Japan, F-3.