Dr. Sangita Bhowmick Profile

Dr. Sangita Bhowmick

at Indian Institute of Technology Bombay

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Author

Publications (6)

Proceedings Article | 3 October 2023 Poster + Paper

Impact of UV-ozone (UVO) treatment on optical and electrical properties of RF sputtered Ga2O3 thin films for opto-electronic application

Madhuri Mishra, Rajib Saha, Sangita Bhowmick, Subhananda Chakrabarti

Proceedings Volume 12653, 126530K (2023) https://doi.org/10.1117/12.2679102

KEYWORDS: Ultraviolet radiation, Gallium, Ozone, Thin films, Annealing, UV optics, Dark current, Atomic layer deposition, Surface roughness, Electrical properties

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Proceedings Article | 16 March 2023 Poster + Paper

Temperature induced conductivity reversal in ZnO thin films

Madhuri Mishra, Sangita Bhowmick, Rajib Saha, Sushil Kumar Pandey, Subhananda Chakrabarti

Proceedings Volume 12422, 124220S (2023) https://doi.org/10.1117/12.2650315

KEYWORDS: Zinc oxide, Annealing, Oxygen, Electrical conductivity, Zinc, X-ray photoelectron spectroscopy, Thin films, Temperature metrology, Doping, Photoluminescence

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Proceedings Article | 3 October 2022 Paper

Reduction of oxygen vacancy related defects in RF sputtered deposited ZnO films by impurity (phosphorus) incorporation

Madhuri Mishra, Rajib Saha, Sangita Bhowmick, Sushil Kumar Pandey, Kantimay Das Gupta, Subhananda Chakrabarti

Proceedings Volume 12202, 1220205 (2022) https://doi.org/10.1117/12.2633292

KEYWORDS: Zinc oxide, Oxygen, Phosphorus, Doping, Luminescence, Zinc, Ultraviolet radiation, Sensors, Semiconductors, Optical properties

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Proceedings Article | 3 October 2022 Presentation + Paper

Oxygen mediated optical and electrical property modification of RF sputtered Ga2O3 thin films for photodetector application

Sangita Bhowmick, Rajib Saha, Madhuri Mishra, Arnab Mandal, Ankita Sengupta, Ankush Bag, Sanatan Chattopadhyay, Subhananda Chakrabarti

Proceedings Volume 12202, 1220204 (2022) https://doi.org/10.1117/12.2633278

KEYWORDS: Oxygen, Gallium, Thin films, Luminescence, Crystals, Photodetectors, Ultraviolet radiation, Heterojunctions, Deep ultraviolet, Argon

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Proceedings Article | 3 October 2022 Paper

Impact of erbium (Er) doping in structural, optical and electrical properties of Ga2O3 nanostructures/Si heterojunction

Rajib Saha, Sangita Bhowmick, Madhuri Mishra, Ankita Sengupta, Sanatan Chattopadhyay, Subhananda Chakrabarti

Proceedings Volume 12201, 1220105 (2022) https://doi.org/10.1117/12.2633319

KEYWORDS: Nanostructures, Heterojunctions, Erbium, Silicon, Luminescence, Doping, Sputter deposition, Absorbance, UV optics, Oxygen

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Proceedings Article | 3 October 2022 Presentation + Paper

Effect of post-deposition annealing ambient on gallium oxide (Ga2O3) films

Madhuri Mishra, Rajib Saha, Sangita Bhowmick, Sushil Kumar Pandey, Subhananda Chakrabarti

Proceedings Volume 12201, 1220108 (2022) https://doi.org/10.1117/12.2633307

KEYWORDS: Annealing, Gallium, Oxygen, Luminescence, Oxides, Thin films, Optical properties, Crystals, Atomic force microscopy, X-ray diffraction

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Showing 5 of 6 publications

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