• header-logo.png Department of Electronics and Electrical Engineering
    Indian Institute of Technology Guwahati
header-logo.png Department of Electronics
and Electrical Engineering
Debabrata Sikdar

Dr. Debabrata Sikdar

Assistant Professor

Key Research Areas : Nanophotonics; Plasmonics and Metamaterial based tunable devices – filters, mirrors, modulators, and switches; Electro-tunable Smart Windows; Passive radiative Coolers; Metamaterial Perfect Absorbers; RF Metasurfaces for MRI applications; THz Photonics Topological Insulators

Phone No: +91 361 2583468 (Office) | Email: deb.sikdar@iitg.ac.in| Room No: 0310

Personal Website

Journal Publications

1. Chowdhary A.K., Reddy V.A., Sikdar D., "Selective thermal emitters for high-performance all-day radiative cooling", Journal of Physics D: Applied Physics , vol.55, issue 8 , (DOI - 10.1088/1361-6463/ac3701) [2022].

2. Chen Y., Yin H., Sikdar D., Yan L., Zhou Z., Sun J., Wang C., "Gold Nanopolyhedron-Based Superlattice Sheets as Flexible Surface-Enhanced Raman Scattering Sensors for Detection of 4-Aminothiophenol", ACS Applied Nano Materials , vol.4, issue 11 , (DOI - 10.1021/acsanm.1c02884) ,pp.12498-12505, [2021].

3. Chowdhary A.K., Sikdar D., "Design of electrotunable all-weather smart windows", Solar Energy Materials and Solar Cells , vol.222 , (DOI - 10.1016/j.solmat.2020.110921) [2021].

4. Chowdhary A.K., Bhowmik T., Gupta J., Sikdar D., "Energy-saving all-weather window based on selective filtering of solar spectral radiation", Applied Optics , vol.60, issue 5 , (DOI - 10.1364/AO.412932) ,pp.1315-1325, [2021].

5. Chowdhary A.K., Bhowmik T., Sikdar D., "Polarization-and angle-insensitive ultrabroadband perfect metamaterial absorber for thermophotovoltaics", Journal of the Optical Society of America B: Optical Physics , vol.38, issue 2 , (DOI - 10.1364/JOSAB.411643) ,pp.327-335, [2021].

6. Shi Q., Fu R., Sikdar D., Perera T., Chesman A.S.R., Yong Z., Lu Y., Liu Y., Guo Z., Gong S., Premaratne M., Cheng W., "Two-Dimensional Nanoassemblies from Plasmonic Matryoshka Nanoframes", Journal of Physical Chemistry C , (DOI - 10.1021/acs.jpcc.1c07742) [2021].

7. Shi Q., Yong Z., Uddin M.H., Fu R., Sikdar D., Yap L.W., Fan B., Liu Y., Dong D., Cheng W., "Cell Sheet-Like Soft Nanoreactor Arrays", Advanced Materials , (DOI - 10.1002/adma.202105630) [2021].

8. Chowdhary A.K., Sikdar D., "Low-power design of electrotunable color filters and optical switches", Journal of the Optical Society of America B: Optical Physics , vol.37, issue 12 , (DOI - 10.1364/JOSAB.408502) ,pp.3865-3873, [2020].

9. Sikdar D., Pendry J.B., Kornyshev A.A., "Nanoparticle meta-grid for enhanced light extraction from light-emitting devices", Light: Science and Applications , vol.9, issue 1 , (DOI - 10.1038/s41377-020-00357-w) [2020].

10. Ma Y., Sikdar D., He Q., Kho D., Kucernak A.R., Kornyshev A.A., Edel J.B., "Self-assembling two-dimensional nanophotonic arrays for reflectivity-based sensing", Chemical Science , vol.11, issue 35 , (DOI - 10.1039/d0sc02877k) ,pp.9563-9570, [2020].

11. Chen Y., Yin H., Sikdar D., Liu H., Zhu Q., Yao G., Qi H., Gu N., "Multiscale Patterned Plasmonic Arrays for Highly Sensitive and Uniform SERS Detection", Advanced Materials Interfaces , vol.7, issue 17 , (DOI - 10.1002/admi.202000248) [2020].

12. Ma Y., Sikdar D., Fedosyuk A., Velleman L., Klemme D.J., Oh S.-H., Kucernak A.R.J., Kornyshev A.A., Edel J.B., "Electrotunable Nanoplasmonics for Amplified Surface Enhanced Raman Spectroscopy", ACS Nano , vol.14, issue 1 , (DOI - 10.1021/acsnano.9b05257) ,pp.328-336, [2020].

13. Sikdar D., Weir H., Kornyshev A.A., "Optical response of electro-tuneable 3D superstructures of plasmonic nanoparticles self-assembling on transparent columnar electrodes", Optics Express , vol.27, issue 19 , (DOI - 10.1364/OE.27.026483) ,pp.26483-26498, [2019].

14. Shi Q., G??mez D.E., Dong D., Sikdar D., Fu R., Liu Y., Zhao Y., Smilgies D.-M., Cheng W., "2D Freestanding Janus Gold Nanocrystal Superlattices", Advanced Materials , vol.31, issue 28 , (DOI - 10.1002/adma.201900989) [2019].

15. Dong D., Shi Q., Sikdar D., Zhao Y., Liu Y., Fu R., Premaratne M., Cheng W., "Site-specific Ag coating on concave Au nanoarrows by controlling the surfactant concentration", Nanoscale Horizons , vol.4, issue 4 , (DOI - 10.1039/c8nh00431e) ,pp.940-946, [2019].

16. Ma Y., Sikdar D., Fedosyuk A., Velleman L., Zhao M., Tang L., Kornyshev A.A., Edel J.B., "Auxetic Thermoresponsive Nanoplasmonic Optical Switch", ACS Applied Materials and Interfaces , vol.11, issue 25 , (DOI - 10.1021/acsami.9b05530) ,pp.22754-22760, [2019].

17. Sikdar D., Kornyshev A.A., "An electro-tunable Fabry-Perot interferometer based on dual mirror-on-mirror nanoplasmonic metamaterials", Nanophotonics , (DOI - 10.1515/nanoph-2019-0317) [2019].

18. Weir H., Edel J.B., Kornyshev A.A., Sikdar D., "Towards Electrotuneable Nanoplasmonic Fabry-Perot Interferometer", Scientific Reports , vol.8, issue 1 , (DOI - 10.1038/s41598-017-19011-4) [2018].

19. Ma Y., Zagar C., Klemme D.J., Sikdar D., Velleman L., Montelongo Y., Oh S.-H., Kucernak A.R., Edel J.B., Kornyshev A.A., "A Tunable Nanoplasmonic Mirror at an Electrochemical Interface", ACS Photonics , vol.5, issue 11 , (DOI - 10.1021/acsphotonics.8b01105) ,pp.4604-4616, [2018].

20. Shi Q., Sikdar D., Fu R., Si K.J., Dong D., Liu Y., Premaratne M., Cheng W., "2D Binary Plasmonic Nanoassemblies with Semiconductor n/p-Doping-Like Properties", Advanced Materials , vol.30, issue 26 , (DOI - 10.1002/adma.201801118) [2018].

21. Shi Q., Dong D., Si K.J., Sikdar D., Yap L.W., Premaratne M., Cheng W., "Shape Transformation of Constituent Building Blocks within Self-Assembled Nanosheets and Nano-origami", ACS Nano , vol.12, issue 2 , (DOI - 10.1021/acsnano.7b08334) ,pp.1014-1022, [2018].

22. Yang W., Si K.J., Guo P., Dong D., Sikdar D., Premaratne M., Cheng W., "Self-Assembled Plasmonic Pyramids from Anisotropic Nanoparticles for High-Efficient SERS", Journal of Analysis and Testing , vol.1, issue 4 , (DOI - 10.1007/s41664-017-0033-5) ,pp.335-343, [2017].

23. Bazant M., Bennewitz R., Booth S., Dryfe R., Girault H., Hillman R., Kornyshev A.A., Lee A., Lemay S., Mount A., Mugele F., Robotham O., Schatz G., Schiffrin D., Sikdar D., Smirnov E., Tivony R., Urbakh M., "Electrovariable nanoplasmonics: General discussion", Faraday Discussions , vol.199 , (DOI - 10.1039/C7FD90029E) ,pp.603-613, [2017].

24. Montelongo Y., Sikdar D., Ma Y., McIntosh A.J.S., Velleman L., Kucernak A.R., Edel J.B., Kornyshev A.A., "Electrotunable nanoplasmonic liquid mirror", Nature Materials , vol.16, issue 11 , (DOI - 10.1038/NMAT4969) ,pp.1127-1135, [2017].

25. Velleman L., Scarabelli L., Sikdar D., Kornyshev A.A., Liz-Marz??n L.M., Edel J.B., "Monitoring plasmon coupling and SERS enhancement through: In situ nanoparticle spacing modulation", Faraday Discussions , vol.205 , (DOI - 10.1039/c7fd00162b) ,pp.67-83, [2017].

26. Sikdar D., Bucher A., Zagar C., Kornyshev A.A., "Electrochemical plasmonic metamaterials: Towards fast electro-tuneable reflecting nanoshutters", Faraday Discussions , vol.199 , (DOI - 10.1039/c6fd00249h) ,pp.585-602, [2017].

27. Velleman L., Sikdar D., Turek V.A., Kucernak A.R., Roser S.J., Kornyshev A.A., Edel J.B., "Tuneable 2D self-assembly of plasmonic nanoparticles at liquid|liquid interfaces", Nanoscale , vol.8, issue 46 , (DOI - 10.1039/c6nr05081f) ,pp.19229-19241, [2016].

28. Zhu W., Xiao F., Kang M., Sikdar D., Liang X., Geng J., Premaratne M., Jin R., "MoS2 Broadband Coherent Perfect Absorber for Terahertz Waves", IEEE Photonics Journal , vol.8, issue 6 , (DOI - 10.1109/JPHOT.2016.2633571) [2016].

29. Sikdar D., Kornyshev A.A., "Theory of tailorable optical response of two-dimensional arrays of plasmonic nanoparticles at dielectric interfaces", Scientific Reports , vol.6 , (DOI - 10.1038/srep33712) [2016].

30. Xiong W., Sikdar D., Yap L.W., Guo P., Premaratne M., Li X., Cheng W., "Matryoshka-caged gold nanorods: Synthesis, plasmonic properties, and catalytic activity", Nano Research , vol.9, issue 2 , (DOI - 10.1007/s12274-015-0922-8) ,pp.415-423, [2016].

31. Shi Q., Si K.J., Sikdar D., Yap L.W., Premaratne M., Cheng W., "Two-dimensional bipyramid plasmonic nanoparticle liquid crystalline superstructure with four distinct orientational packing orders", ACS Nano , vol.10, issue 1 , (DOI - 10.1021/acsnano.5b06206) ,pp.967-976, [2016].

32. Sikdar D., Hasan S.B., Urbakh M., Edel J.B., Kornyshev A.A., "Unravelling the optical responses of nanoplasmonic mirror-on-mirror metamaterials", Physical Chemistry Chemical Physics , vol.18, issue 30 , (DOI - 10.1039/c6cp04551k) ,pp.20486-20498, [2016].

33. Tang J., Li J., Sikdar D., Kong B., Quan Y., Che S., Wang Y., Al-Enizi A.M., Premaratne M., Zheng G., "Plasmon-enhanced photoelectrochemical monitoring of Ca2+ from living cardiomyocytes", Journal of Electroanalytical Chemistry , vol.759 , (DOI - 10.1016/j.jelechem.2015.04.016) ,pp.14-20, [2015].

34. Si K.J., Sikdar D., Yap L.W., Foo J.K.K., Guo P., Shi Q., Premaratne M., Cheng W., "Dual-Coded Plasmene Nanosheets as Next-Generation Anticounterfeit Security Labels", Advanced Optical Materials , vol.3, issue 12 , (DOI - 10.1002/adom.201500335) ,pp.1710-1717, [2015].

35. Sikdar D., Zhu W., Cheng W., Premaratne M., "Substrate-Mediated Broadband Tunability in Plasmonic Resonances of Metal Nanoantennas on Finite High-Permittivity Dielectric Substrate", Plasmonics , vol.10, issue 6 , (DOI - 10.1007/s11468-015-9968-4) ,pp.1663-1673, [2015].

36. Sikdar D., Tiwari V., Soni A., Jaiswal R., Bhanot S., "Polarization multiplexed interrogation technique for FBG sensor array", Photonic Sensors , vol.5, issue 3 , (DOI - 10.1007/s13320-015-0235-2) ,pp.193-201, [2015].

37. Zhu W., Sikdar D., Xiao F., Kang M., Premaratne M., "Gold Nanoparticles with Gain-assisted Coating for Ultra-sensitive Biomedical Sensing", Plasmonics , vol.10, issue 4 , (DOI - 10.1007/s11468-014-9875-0) ,pp.881-886, [2015].

38. Kong B., Sikdar D., Tang J., Liu Y., Premaratne M., Zhang W., Jing Y., Zheng G., Selomulya C., Zhao D., "Interfacial assembly of mesoporous nanopyramids as ultrasensitive cellular interfaces featuring efficient direct electrochemistry", NPG Asia Materials , vol.7, issue 7 , (DOI - 10.1038/am.2015.78) [2015].

39. Chen Y., Si K.J., Sikdar D., Tang Y., Premaratne M., Cheng W., "Ultrathin Plasmene Nanosheets as Soft and Surface-Attachable SERS Substrates with High Signal Uniformity", Advanced Optical Materials , vol.3, issue 7 , (DOI - 10.1002/adom.201400635) ,pp.919-924, [2015].

40. Sikdar D., Cheng W., Premaratne M., "Optically resonant magneto-electric cubic nanoantennas for ultra-directional light scattering", Journal of Applied Physics , vol.117, issue 8 , (DOI - 10.1063/1.4907536) [2015].

41. Xiong W., Sikdar D., Yap L.W., Premaratne M., Li X., Cheng W., "Multilayered core-satellite nanoassemblies with fine-tunable broadband plasmon resonances", Nanoscale , vol.7, issue 8 , (DOI - 10.1039/c4nr06756h) ,pp.3445-3452, [2015].

42. Guo P., Sikdar D., Huang X., Si K.J., Xiong W., Gong S., Yap L.W., Premaratne M., Cheng W., "Plasmonic core-shell nanoparticles for SERS detection of the pesticide thiram: Size- and shape-dependent Raman enhancement", Nanoscale , vol.7, issue 7 , (DOI - 10.1039/c4nr06429a) ,pp.2862-2868, [2015].

43. Si K.J., Sikdar D., Chen Y., Eftekhari F., Xu Z., Tang Y., Xiong W., Guo P., Zhang S., Lu Y., Bao Q., Zhu W., Premaratne M., Cheng W., "Giant plasmene nanosheets, nanoribbons, and origami", ACS Nano , vol.8, issue 11 , (DOI - 10.1021/nn504615a) ,pp.11086-11093, [2014].

44. Guo P., Sikdar D., Huang X., Si K.J., Su B., Chen Y., Xiong W., Wei Yap L., Premaratne M., Cheng W., "Large-scale self-assembly and stretch-induced plasmonic properties of core-shell metal nanoparticle superlattice sheets", Journal of Physical Chemistry C , vol.118, issue 46 , (DOI - 10.1021/jp508108a) ,pp.26816-26824, [2014].

45. Zhu W., Xiao F., Kang M., Sikdar D., Premaratne M., "Tunable terahertz left-handed metamaterial based on multi-layer graphene-dielectric composite", Applied Physics Letters , vol.104, issue 5 , (DOI - 10.1063/1.4863929) [2014].

46. Sikdar D., Rukhlenko I.D., Cheng W., Premaratne M., "Tunable Broadband Optical Responses of Substrate-Supported Metal/Dielectric/Metal Nanospheres", Plasmonics , vol.9, issue 3 , (DOI - 10.1007/s11468-014-9681-8) ,pp.659-672, [2014].

47. Tiwari V., Sikdar D., Navya Jyothi M., Dixit G., Chaubey V.K., "Investigation of optimum pulse shape for 112 Gbps DP-DQPSK in DWDM transmission", Optik , vol.124, issue 22 , (DOI - 10.1016/j.ijleo.2013.03.157) ,pp.5567-5572, [2013].

48. Xiong W., Sikdar D., Walsh M., Si K.J., Tang Y., Chen Y., Mazid R., Weyland M., Rukhlenko I.D., Etheridge J., Premaratne M., Li X., Cheng W., "Single-crystal caged gold nanorods with tunable broadband plasmon resonances", Chemical Communications , vol.49, issue 83 , (DOI - 10.1039/c3cc45506h) ,pp.9630-9632, [2013].

49. Sikdar D., Tiwari V., Chaubey V.K., "Optimized transmitter module for NRZ-duobinary in long-haul optical transmission link", Optik , vol.124, issue 17 , (DOI - 10.1016/j.ijleo.2012.07.032) ,pp.2597-2601, [2013].

50. Tiwari V., Sikdar D., Chaubey V.K., "Performance optimization of RZ-DQPSK modulation scheme for dispersion compensated optical link", Optik , vol.124, issue 17 , (DOI - 10.1016/j.ijleo.2012.07.027) ,pp.2593-2596, [2013].

51. Sikdar D., Rukhlenko I.D., Cheng W., Premaratne M., "Unveiling ultrasharp scattering-switching signatures of layered gold-dielectric-gold nanospheres", Journal of the Optical Society of America B: Optical Physics , vol.30, issue 8 , (DOI - 10.1364/JOSAB.30.002066) ,pp.2066-2074, [2013].

52. Sikdar D., Tiwari V., Saha Y., Chaubey V.K., "Investigation of modulator chirp and extinction ratio in different RZ- and NRZ duobinary transmitter modules for performance optimization", Optik , vol.124, issue 13 , (DOI - 10.1016/j.ijleo.2012.03.060) ,pp.1411-1414, [2013].

53. Sikdar D., Tiwari V., Chaubey V.K., "Investigation of RZ and NRZ pulse shape for optimum Duobinary transmission at 40 Gbps", Optik , vol.124, issue 12 , (DOI - 10.1016/j.ijleo.2012.03.016) ,pp.1148-1151, [2013].

54. Sikdar D., Rukhlenko I.D., Cheng W., Premaratne M., "Optimized gold nanoshell ensembles for biomedical applications", Nanoscale Research Letters , vol.8, issue 1 , (DOI - 10.1186/1556-276X-8-142) [2013].

55. Sikdar D., Rukhlenko I.D., Cheng W., Premaratne M., "Effect of number density on optimal design of gold nanoshells for plasmonic photothermal therapy", Biomedical Optics Express , vol.4, issue 1 , (DOI - 10.1364/BOE.4.000015) ,pp.15-31, [2013].

56. Sikdar D., Tiwari V., Chaubey V.K., "Optimum dispersion map profile for a stable DM soliton system", Journal of Modern Optics , vol.59, issue 16 , (DOI - 10.1080/09500340.2012.715764) ,pp.1396-1405, [2012].

57. Tiwari V., Sikdar D., Chaubey V.K., "SPM induced limitations for 40 Gbps chirped Gaussian pulses in optical channel", Optik , vol.123, issue 16 , (DOI - 10.1016/j.ijleo.2011.08.050) ,pp.1482-1485, [2012].

58. Sikdar D., Chaubey S., Tiwari V., Chaubey V.K., "Simulation and performance analysis of duobinary 40Gbps optical link", Journal of Modern Optics , vol.59, issue 10 , (DOI - 10.1080/09500340.2012.677488) ,pp.903-911, [2012].

Conference Publications

1. Chowdhary A.K., Kumar A., Sikdar D., "Cross-Ring Based Broadband Plasmonic Metamaterial Absorbers for Boosting Silicon Solar Cell Efficiency", 2021 15th International Congress on Artificial Materials for Novel Wave Phenomena, Metamaterials 2021 , (DOI - 10.1109/Metamaterials52332.2021.9577188) ,pp.102-104, [2021].

2. Bhowmik T., Kumar A., Chowdhary A.K., Sikdar D., "Polarization-insensitive Electro-tunable Broadband Plasmonic Metamaterial Absorber for Amplitude Modulation", 2021 15th International Congress on Artificial Materials for Novel Wave Phenomena, Metamaterials 2021 , (DOI - 10.1109/Metamaterials52332.2021.9577118) ,pp.50-52, [2021].

3. Chowdhary A.K., Sikdar D., "Nanophotonic All-weather Windows for Energy-efficient Smart Buildings", 2021 Conference on Lasers and Electro-Optics, CLEO 2021 - Proceedings [2021].

4. Chowdhary A.K., Sikdar D., "Nanophotonic all-weather windows for energy-efficient smart buildings", Optics InfoBase Conference Papers [2021].

5. Chowdhary A.K., Sikdar D., "Ultra-broadband Wide-Angle Metallo-Dielectric Metamaterial Absorber for Solar Energy Harvesting", 2019 Workshop on Recent Advances in Photonics, WRAP 2019 , (DOI - 10.1109/WRAP47485.2019.9013656) [2019].

6. Sikdar D., Ma Y., Kucernak A.R., Edel J.B., Kornyshev A.A., "Nanoplasmonic Metamaterial Devices as Electrically Switchable Perfect Mirrors and Perfect Absorbers", 2019 Conference on Lasers and Electro-Optics, CLEO 2019 - Proceedings , (DOI - 10.23919/CLEO.2019.8750440) [2019].

7. Sikdar D., Ma Y., Kucernak A.R., Edel J.B., Kornyshev A.A., "Nanoplasmonic metamaterial devices as electrically switchable perfect mirrors and perfect absorbers", Optics InfoBase Conference Papers , vol.Part F128-CLEO_QELS 2019 , (DOI - 10.1364/CLEO-QELS.2019.FM3C.5) [2019].

8. Sikdar D., Premaratne M., "Electrically tunable directional SPP propagation in gold-nanoparticle-assisted graphene nanoribbons", 2014 IEEE Photonics Conference, IPC 2014 , (DOI - 10.1109/IPCon.2014.6995378) ,pp.330-331, [2014].

9. Sikdar D., Si K.J., Zhu W., Cheng W., Premaratne M., "Plasmene: An artificial graphene from plasmonic nanoparticle family", Optics InfoBase Conference Papers [2014].

10. Sikdar D., Kartic Bhargav K.R., Dewangan S., "Effectuation of Wireless Sensor Networks for human rescue missions using RF signal detection", ACWR 2011 - Proceedings of the International Conference on Wireless Technologies for Humanitarian Relief , (DOI - 10.1145/2185216.2185300) ,pp.309-313, [2011].

11. Arjun V., Sikdar D., Chaubey V.K., "High speed resonant tunneling diode based on GaN & GaAs: A modeling & simulation approach", Technical Proceedings of the 2008 NSTI Nanotechnology Conference and Trade Show, NSTI-Nanotech, Nanotechnology 2008 , vol.1 ,pp.258-265, [2008].

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