Dr. Rajib Ratan Ghosh Profile

Dr. Rajib Ratan Ghosh

Student at Indian Institute of Technology Delhi

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Author

Publications (10)

Proceedings Article | 2 April 2020 Presentation + Paper

Integrated electro-optic tunable power splitter based on microring resonators having interleaved PN junctions

Priyanka Bhardwaj, Rajib Ghosh, Abhijit Das, Anuj Dhawan

Proceedings Volume 11364, 113641J (2020) https://doi.org/10.1117/12.2556054

KEYWORDS: Resonators, Waveguides, Microrings, Integrated optics, Electro optics, Modulation, Finite-difference time-domain method

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Proceedings Article | 26 April 2019 Paper

Design of electro-optic modulators and switches based on graphene and phase change materials

Rajib Ghosh, Priyanka Bhardwaj, Senthil Subramanian, Mangesh Jaiswal, Anuj Dhawan

Proceedings Volume 11031, 110311F (2019) https://doi.org/10.1117/12.2524933

KEYWORDS: Waveguides, Graphene, Photonic crystals, Switches, Electrooptic modulators, Electro optics

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Proceedings Article | 26 April 2019 Paper

Design and modeling of long-range hybrid plasmonic waveguides

Rajib Ghosh, Abhijit Das, Arun Thomas, Mangesh Jaiswal, Anuj Dhawan

Proceedings Volume 11031, 110311E (2019) https://doi.org/10.1117/12.2524932

KEYWORDS: Silicon, Plasmonic waveguides, Nanowires, Waveguides, Silver, Plasmonics

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Proceedings Article | 11 April 2019 Paper

Modelling and fabrication of novel SERS sensor chips for chemical and biological sensing applications

Yashna Sharma, Rajib Ghosh, Mangesh Jaiswal, Anuj Dhawan

Proceedings Volume 11028, 1102830 (2019) https://doi.org/10.1117/12.2524931

KEYWORDS: Nanoparticles, Nanolithography, Plasmonics, Plasmons, Finite-difference time-domain method, Nanostructures

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Proceedings Article | 11 April 2019 Paper

Hydrogen sensors based on plasmonic nanostructures present on palladium films

Yashna Sharma, Mangesh Jaiswal, Rajib Ghosh, Anuj Dhawan

Proceedings Volume 11028, 110282Z (2019) https://doi.org/10.1117/12.2524928

KEYWORDS: Palladium, Hydrogen, Nanowires, Gold, Sensors, Plasmonics

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Proceedings Article | 7 March 2019 Paper

Nanoholes arrays as effective SERS substrates with multiple wavelength SERS response and large electromagnetic SERS enhancement factors

Nitin Gupta, Rajib Ghosh, Anuj Dhawan

Proceedings Volume 10894, 1089418 (2019) https://doi.org/10.1117/12.2510828

KEYWORDS: Surface enhanced Raman spectroscopy, Plasmonics, Reflection, Finite-difference time-domain method, Raman spectroscopy, Nanostructures

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Proceedings Article | 4 March 2019 Paper

Slotted electro-optic ring resonator as a tunable optical power splitter

Rajib Ghosh, Janib Bashir, Smruti Sarangi, Abhijit Das, Anuj Dhawan

Proceedings Volume 10923, 109231U (2019) https://doi.org/10.1117/12.2511024

KEYWORDS: Resonators, Refractive index, Electro optic polymers, Silicon, Electro optics, Waveguides, Finite-difference time-domain method

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Proceedings Article | 4 March 2019 Paper

Broadband electro-optic modulator based on a phase-change material embedded in silicon photonic crystal slab waveguide

Rajib Ghosh, Priyanka Bhardwaj, Nitin Gupta, Senthil Subramanian , Anuj Dhawan

Proceedings Volume 10923, 109231V (2019) https://doi.org/10.1117/12.2511128

KEYWORDS: Waveguides, Photonic crystals, Modulators, Silicon, Electrooptic modulators, Switching, Finite-difference time-domain method

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Proceedings Article | 27 February 2019 Paper

Design of long-range hybrid plasmonic waveguides

Rajib Ratan Ghosh, Arun Thomas, Priyanka Bhardwaj, Senthil Subramanian, Kaleem Ahmed, Anuj Dhawan

Proceedings Volume 10914, 109141Z (2019) https://doi.org/10.1117/12.2511025

KEYWORDS: Silicon, Nanowires, Thin films, Plasmonics, Plasmonic waveguides

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Proceedings Article | 1 February 2019 Paper

Plasmonic switches based on arrays of plasmonic nanostructures surrounded by VO2 thin films

Yashna Sharma, Rajib Ghosh, Vaibhav Sapra, Vipul Jalal, Kaleem Ahmed, Anuj Dhawan

Proceedings Volume 10926, 109262S (2019) https://doi.org/10.1117/12.2511206

KEYWORDS: Switching, Plasmonics, Plasmonic waveguides, Vanadium, Nanostructures, Thin films

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Showing 5 of 10 publications

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