Researcher: Bharathi Ganapathi

Information about Researcher Bharathi Ganapathi


First nameBharathi
Last nameGanapathi
Academic titleDr
OrganisationMicrobear applied sciences pvt ltd
Thematic area/fieldST – Physical Sciences and Engineering / ST5 Materials
Key wordslight-matter interactions; Charge carrier dynamics for optoelectronic devices; quantum dots-based heterostructures; optical spectroscopies;


Short summary of activities and expertise(i) Synthesis of inorganic and graphene (2D) quantum dot systems (ii) Optical spectroscopic investigations (steady-state and time-resolved Photoluminescence) of Quantum dots including FRET interactions and exciton dynamics. (iii) Structural characterization of nanostructured materials using Electron microscopy, X-ray absorption, and X-ray photoelectron spectroscopies. (iv) Applications including photocurrent generation, chemical sensing, and photocatalysis
Relevant publications and/or research/innovation products1. An All-Graphene Quantum Dot Förster Resonance Energy Transfer (FRET) probe for Ratiometric detection of HE4 Ovarian Cancer Biomarker Ganapathi Bharathi, Fangrui Lin, Liwei Liu, Tymish. Ohulchanskyy, Rui Hu, Junle Qu J Colloids and Surfaces B: Biology, 198, 111458, (2021) Impact factor: 4.38 2. Room temperature weakly ferromagnetic energy band opened graphene quantum dot coupled solid sheets – A possible carbon based dilute magnetic semiconductor Ganapathi Bharathi, Devaraj Nataraj, Oleg Yu Khyzhun, Daniel T. Thangadurai, Kittusamy Senthilkumar, Murugaiyan Sowmiya, Ramasamy Kathiresan, Ponmalai Kolandaivel, Mukul Gupta, Deodatta Phase, Nirmalendu Patra, Shambhu Nath Jha, Dibyendu Bhattacharyya Applied Surface Science, 548, 149195, (2021) Impact factor: 6.18 3. Insight into the photophysics of strong dual emission (blue & green) producing graphene quantum dot clusters and their application towards selective and sensitive detection of trace level Fe3+ and Cr6+ ions Ganapathi Bharathi, Devaraj Nataraj, Sellan Premkumar, Padmanaban Saravanan, Daniel T. Thangadurai, Oleg Yu Khyzhun, Kittusamy Senthilkumar, Ramasamy Kathiresan, Ponmalai Kolandaivel, Mukul Gupta and Deodatta Phase RSC Adv., 10, 26613-26630, (2020) Impact factor: 3.07 4. Graphene Quantum Dot Solid Sheets: Strong blue-light-emitting & photocurrentproducing band-gap-opened nanostructures. Ganapathi Bharathi, Devaraj Nataraj, Sellan Premkumar, Murugaiyan Sowmiya, Kittusamy Senthilkumar, T. Daniel Thangadurai, Oleg Yu Khyzhun, Mukul Gupta, Deodatta Phase, Nirmalendu Patra, Shambhu Nath Jha, Dibyendu Bhattacharyya Scientific Reports 7, 10850, (2017) Impact factor: 4.525
Other relevant achievementsPATENT Method to produce Graphene Quantum-Dot-Sheets and its applications. (Application No. 201741036410 - 2018).
Preferred Host Institution type Private, Academic, Research centre
Additional informationPresently, working in industrial research on waste management and I'd like to switch to my original research interests to work on understanding the charge carrier dynamics of QD-based materials towards solar energy conversion


Email bharathigm@gmail.com
Phone number09791651625