Research Highlights

YEAR: 2025

  1. P. Muragesh and M. Thalakulam, “On-chip cryogenic low-pass filters based on finite ground-plane coplanar waveguides for quantum measurements,” Review of Scientific Instruments, vol. 96, no. 1, Art. no. 014705, Jan. 2025, doi: 10.1063/5.0243614.
  2. S. Kumar, A. Kumar, R. D. Mishra, S. K. Pandey, P. Babu, and M. Kumar, “Reconfigurable multiwavelength nanophotonic circuit based on a low-voltage, optically readable engineered resistive switch,” Nanoscale, vol. 17, no. 17, pp. 10922–10931, Mar 2025, doi: 10.1039/D5NR00463B.
  3. L. D. L. Kynshi, U. Soni, C. H. Sharma, S. Zhou, and M. Thalakulam, “Refining Au/Sb alloyed ohmic contacts in undoped Si/SiGe strained quantum wells,” Journal of Physics: Condensed Matter, vol. 37, no. 25, Art. no. 255302, June. 2025, doi: 10.1088/1361-648X/ade21b.
  4. P. Rawat, S. Nambiar, and S. K. Selvaraja, “Ultra high efficient grating coupler for 800 nm thick silicon nitride platform,” in Advanced Photonics Congress (IPR, Networks, NOMA, SOLITH, SPPCom), Optica Publishing Group, 2025, paper JTu3A.8. https://doi.org/10.1364/IPRSN.2025.JTu3A.8.
  5. P. Rawat, S. Nambiar, and S. K. Selvaraja, “High efficient grating couplers for 300 nm thick silicon nitride platform,” in Integrated Photonics Research, Silicon and Nanophotonics (IPR), Optica Publishing Group, 2025, paper ITh2B.4. https://doi.org/10.1364/IPRSN.2025.ITh2B.4.
  6. B. Khan, A. Mukherjee, Y. M. Georgiev, J.-P. Colinge, S. Ghosh, and S. Das, “Observation of room-temperature gate-tunable quantum confinement effect in a photodoped junctionless MOSFET,” Physical Review B, vol. 112, no. 4, Art. no. 045423, Jul. 2025, doi: 10.1103/g9qx-w9mh.
  7. R. Bharadwaj, S. Vilvanathan, R. Bhardwaj and M. Thalakulam, “Low-Frequency Noise Mitigation in Short-Term Voltage Sweeps Using Predictive Active Noise Cancellation in a Dual-DAC System,” in IEEE Transactions on Instrumentation and Measurement, vol. 74, pp. 1-6, 2025, Art no. 1506606, doi: 10.1109/TIM.2025.3589709.
  8. S. Majumder, B. D. Bidwai, B. V. F. J., and S. Chaudhuri, “Real-time local density probe for cold atoms utilizing Raman driven spin noise spectroscopy,” Applied Physics Letters, vol. 127, no. 4, Art. no. 044004, Jul. 2025, doi: 10.1063/5.0277027.
  9. N. K. Gupta, V. P., S. Gali, and S. K. Selvaraja, “Guided-mode resonance dispersion engineering on a SiN-based integrated photonic platform for diverse polarization state generation,” Optics Letters, vol. 50, no. 14, pp. 4578–4581, Jul. 2025, doi: 10.1364/OL.562857.
  10. K. Sengupta, S. P. Dinesh, K. M. Shafi, S. Asokan, and C. M. Chandrashekar, “Experimental realization of universal quantum gates and a six-qubit entangled state using a photonic quantum walk,” Physical Review Applied, vol. 24, no. 2, Art. no. 024012, Aug. 2025, doi: 10.1103/r7yp-1vz4.
  11. B. Gupta, V. Joshi, U. Kandpal, P. Mandayam, N. Gheeraert, and S. Dhomkar, “Expedited noise spectroscopy of transmon qubits,” Advanced Quantum Technologies, vol. 8, no. 11, Art. no. e00109, Aug. 2025, doi: 10.1002/qute.202500109.
  12. S. B. Sheela, S. K. Barik, V. Shenoy, S. Chandak, R. Nath, and S. Roy, “Observation of effects of inter-atomic interaction on Autler–Townes splitting in cold Rydberg atoms,” New Journal of Physics, vol. 27, Art. no. 083202, 2025, doi:10.1088/1367-2630/adf570.
  13. L. D. H. My, A. Jayashankar, P. Mandayam, and H. K. Ng, “Fault tolerance against amplitude-damping noise using Bacon–Shor codes,” Physical Review Research, vol. 7, no. 3, Art. no. 033275, Sep. 2025, doi: 10.1103/89td-45nl.
  14. S. S. Maurya, J. M. Sunil, M. Bhartiya, P. Dutta, J. Mangaonkar, R. Sawant, and U. D. Rapol, “Evaporative cooling by pulse width modulation (PWM) of optical dipole traps,” Physical Review Research, vol. 7, no. 4, Art. no. 043050, Oct. 2025, doi: 10.1103/fbx6-8l7n.
  15. A. T. Krishnan, K. Sengupta, S. P. Dinesh, and C. M. Chandrashekar, “Deterministic quantum teleportation of a path-encoded state using entangled photons,” EPJ Quantum Technology, vol. 12, Art. no. 133, Nov. 2025, doi: 10.1140/epjqt/s40507-025-00434-2.
  16. D. Thapliyal, I. K. Das, and A. Wasan, “Controlled- Z gate fidelity in neutral-atom arrays with finite blockade and near-degenerate Rydberg pair states,” Physical Review A, vol. 112, no. 5, Art. no. 052606, Nov. 2025, doi: 10.1103/4pzb-9nlg.
  17. R. Bharadwaj, P. Gireesan, H. Sundaresan, C. H. Sharma, L. D. L. Kynshi, P. Muragesh, D. Bougeard, and M. Thalakulam, “Active noise reduction in gated quantum devices,” Applied Physics Letters, vol. 127, no. 26, Art. no. 264002, Dec. 2025, doi: 10.1063/5.0303853.
  18. A. Kumar, S. Kumar, N. Mohanta, S. Singh, M. K. Pal, H. C. Jha, and M. Kumar, “Chip-scale optical detection of lung cancer with engineered photodetector based on distributed semiconductor heterojunctions,” Biosensors and Bioelectronics: X, vol. 27, Art. no. 100701, 2025, doi: 10.1016/j.biosx.2025.100701.
  19. T. Ravi, R. C. Das, S. Khan, H. V. Bhusane, and K. Pandey, “EIT in V+ inverted Ξ system using Rydberg state in thermal Rb atoms,” Optics Communications, vol. 597, Art. no. 132592, Dec. 2025, doi: 10.1016/j.optcom.2025.132592.
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