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Millimeter-wave and Terahertz Microsystems Lab

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Journal Publications (peer-reviewed)

  1. “YBa2Cu3O7 as a high-temperature superinductor”, Yogesh Srivastava, Ietro Chen, Manoj Gupta, Manukumara Manjappa, Piyush Agarwal, Jerome Lesueur, Ranjan Singh, Nature Materials, 24, 883–890 (2025). [DOI]
  2. “150 Gbps THz Chipscale Topological Photonic Diplexer”, Manoj Gupta, Abhishek Kumar, Prakash Pitchappa, Yi Ji Tan, Pascal Szriftgiser, Guillaume Ducournau, Ranjan Singh, Advanced Materials, 36 (19), 2309497 (2024). [DOI]
  3. “Slow light topological photonics with counter-propagating waves and its active control on a chip”, Abhishek Kumar, Yi Ji Tan, Nikhil Navaratna, Manoj Gupta, Prakash Pitchappa, Ranjan Singh, Nature Communications, 15, 926 (2024). [DOI]
  4. “327 Gbps THz Silicon Photonic Interconnect with Sub-λ Bends”, Manoj Gupta, Nikhil Navaratna, Pascal Szriftgiser, Guillaume Ducournau, Ranjan Singh, Applied Physics Letters, 123 (17), 171102 (2023). [DOI]
  5. “Valley-conserved topological integrated antenna for 100 Gbps THz 6G wireless”, Ridong Jia, Sonu Kumar, Thomas Tan, Abhishek Kumar, Yi Ji Tan, Manoj Gupta, Pascal Szriftgiser, Arokiaswami Alphones, Guillaume Ducournau, Ranjan Singh, Science Advances, 9, eadi8500 (2023). [DOI]
  6. “Electrically Tunable Topological Notch Filter for THz Integrated Photonics”, Manoj Gupta, Abhishek Kumar, Ranjan Singh, Advanced Optical Materials, 11 (23), 2301051 (2023). [DOI]
  7. “On-chip Topological THz Biosensors”, Nikhil Navaratna, Yi Ji Tan, Abhishek Kumar, Manoj Gupta, Ranjan Singh, Applied Physics Letters, 123 (3), 033705 (2023). [DOI]
  8. “Terahertz topological photonic integrated circuits for 6G and beyond: A Perspective”, Abhishek Kumar, Manoj Gupta, Prakash Pitchappa, Nan Wang, Masayuki Fujita, Ranjan Singh, Journal of Applied Physics, 132 (14), 140901 (2022). [DOI]
  9. "Phototunable chip-scale topological photonics: 160 Gbps waveguide and demultiplexer for THz 6G communication", Abhishek Kumar, Manoj Gupta, Prakash Pitchappa, Nan Wang, Pascal Szriftgiser, Guillaume Ducournau, Ranjan Singh, Nature Communications, 13, 5404 (2022). [DOI]
  10. “Active Energy-Efficient THz Metasurfaces based on Enhanced In-Plane Electric Field Density”, Manoj Gupta, Ranjan Singh, Advanced Optical Materials, 10 (15), 2200327 (2022). [DOI]
  11. “Topological sensor on a silicon chip”, Abhishek Kumar, Manoj Gupta, Prakash Pitchappa, Yi Ji Tan, Nan Wang, Ranjan Singh, Applied Physics Letters, 121 (1), 011101 (2022). [DOI]
  12. “Active Ultrahigh‐Q (0.2 × 106) THz Topological Cavities on a Chip”, Abhishek Kumar, Manoj Gupta, Prakash Pitchappa, Thomas Caiwei Tan, Udvas Chattopadhyay, Guillaume Ducournau, Nan Wang, Yidong Chong, Ranjan Singh, Advanced Materials, 34 (27), 2202370 (2022). [DOI]
  13. “Photo induced dynamic tailoring of near-field coupled terahertz metasurfaces and its effect on Coulomb parameters”, Deepak Kumar, Manoj Gupta, Yogesh Kumar Srivastava, Koijam Monika Devi, Ranjan Kumar, Dibakar Roy Chowdhury, Journal of Optics, 24 (4), 045101 (2022). [DOI]
  14. “Photoswitchable Anapole Metasurfaces”, Wenhao Wang,Yogesh Kumar Srivastava, Manoj Gupta, Zhiming Wang, Ranjan Singh, Advanced Optical Materials, 10 (4), 2102284 (2022). [DOI]
  15. “Terahertz Microfluidic Sensing with Dual‐Torus Toroidal Metasurfaces”, Jinjin Xu, Denggao Liao, Manoj Gupta, Yiming Zhu, Songlin Zhuang, Ranjan Singh, Lin Chen, Advanced Optical Materials, 9 (15), 2100024 (2021). [DOI]
  16. “Electrically Tunable All-PCM Visible Plasmonics”, Kandammathe Valiyaveedu Sreekanth, Rohit Medwal, Chandreyee M Das, Manoj Gupta, Mayank Mishra, Ken-Tye Yong, Rajdeep Singh Rawat, Ranjan Singh, Nano Letters, 21 (9), 4044-4050 (2021). [DOI]
  17. “Terahertz sensing with optimized Q/Veff metasurface cavities”, Manoj Gupta, Ranjan Singh, Advanced Optical Materials, 8 (16), 1902025 (2020). [DOI]
  18. “Toroidal Metamaterials: Transition from 3D concept to 2D flatland”, Manoj Gupta, Ranjan Singh, Reviews in Physics, 5, 100040 (2020). [DOI]
  19. “Active control of asymmetric Fano resonances with graphene-silicon integrated terahertz metamaterial”, Quan Li, Manoj Gupta, Xueqian Zhang, Shuang Wang, Tai Chen, Ranjan Singh, Jiaguan Han, Weili Zhang, Advanced Materials Technologies, 5 (2), 1900840 (2020). [DOI]
  20. “Terahertz sensing of 7 nm dielectric film with bound states in the continuum metasurfaces”, Yogesh Kumar Srivastava, Rajour Tanyi Ako, Manoj Gupta, Madhu Bhaskaran, Sharath Sriram, Ranjan Singh, Applied Physics Letters, 115 (15), 151105 (2020). [DOI]
  21. "A Toroidal Metamaterial Switch”, Manoj Gupta, Yogesh Kumar Srivastava, Ranjan Singh, Advanced Materials, 30 (4), 1704845 (2018). [DOI]
  22. "Sensing with toroidal metamaterial”, Manoj Gupta, Yogesh Kumar Srivastava, Manukumara Manjappa, Ranjan Singh, Applied Physics Letters, 110 (12), 121108 (2017). [DOI]
  23. "Toroidal versus Fano Resonances in High Q planar THz Metamaterials”, Manoj Gupta, Ranjan Singh, Advanced Optical Materials, 4 (12), 2119-2125 (2016). [DOI]
  24. "Sharp Toroidal Resonances in Planar Terahertz Metasurfaces”, Manoj Gupta, Vassili Savinov, Ningning Xu, Longqing Cong, Govind Dayal, Shuang Wang, Weili Zhang, Nikolay I. Zheludev, Ranjan Singh, Advanced Materials, 28 (37), 8206-8211 (2016). [DOI]
  25. "Near-infrared linewidth narrowing in plasmonic Fano-resonant metamaterials via tuning of multipole contributions”, Wen Xiang Lim., Song Han, Manoj Gupta, Kevin F. MacDonald, Ranjan Singh, Applied Physics Letters, 111 (6), 061104 (2017). [DOI]
  26. "Toroidal and magnetic Fano resonances in planar THz metamaterials”, Song Han, Manoj Gupta, Longqing Cong, Yogesh Kumar Srivastava, Ranjan Singh, Journal of Applied Physics, 122 (11), 113105 (2017). [DOI]

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Conference Publications (Peer-reviewed)

  1. “Topological Integrated Antenna for 6G Terahertz Wireless Communication”, Ridong Jia, Sonu Kumar, Thomas Caiwei Tan, Abhishek Kumar, Yi Ji Tan, Manoj Gupta, Pascal Szriftgiser, Arokiaswami Alphones, Guillaume Ducournau, Ranjan Singh, 2024 Photonics & Electromagnetics Research Symposium (PIERS), Publisher: IEEE, Conference Location: China (2024). [DOI]
  2. "Giant Kinetic Inductance in High-TC Superconductor Based Terahertz Metacavities", Yogesh Kumar Srivastava, Manoj Gupta, Ranjan Singh, Jérôme Lesueur, 2020 IEEE International Conference on Plasma Science (ICOPS), Publisher: IEEE, Conference Location: Singapore (2020). [DOI]
  3. “Planar Toroidal Metamaterials”, Manoj Gupta, V. Savinov, N. Xu, L. Cong, G. Dayal, S. Wang, Z. Weili, N. Zheludev and Ranjan Singh, 2016 International Conference on Optical MEMS and Nanophotonics (OMN), Publisher: IEEE, Conference Location: Singapore (2016). [DOI]