Assist. Prof. Palyam SUBRAMANYAM

E-mail: subbu@es.*** Tel: ###-9416   Fax: ###-9407

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### = +81-11-706 for international,  011-706 for domestic


Photovoltaics, Solar to chemical energy conversion systems (Water Splitting and CO2 reduction), Electrochemical Sensors, Nano-material science.


Dec 2020 to present, Assistant Professor

Laboratory of Molecular Photonics, Division of Material and Molecular Sciences,
Research Institute for Electronic Science,  Hokkaido University, Japan

Mar. 2020 to October 2020 Research Associate (Chemistry)

Indian Institute of Technology Hyderabad (IITH), India

Mar. 2020,  Ph.D. (Chemistry)

Indian Institute of Technology Hyderabad, India

Apr. 2014 to Mar. 2020,  Ph.D. student

Indian Institute of Technology Hyderabad, India

Honors & Awards:

  • Qualified CSIR-JRF in June 2013
  • Research excellence award from IIT-Hyderabad for the year of 2018
  • Best poster presentation award from 2nd International Conference on Nano Science & Engineering Applications (ICONSEA-2018).
  • Foreign Travel Grant from SPARC for internship in RIES, Hokkaido University, Japan-2019

Research Publications:

(before joining Biju group in 2020)

  1. P. Subramanyam, P. Naresh Kumar, M. Deepa, C. Subrahmanyam, Partha Ghosal: Bismuth sulfide nanocrystals and gold nanorods increase the photovoltaic response of a TiO2/CdS based cell. Solar Energy Materials and Solar Cells, 2017, 159, 296-306. (IF: 6.98)
  2. P. Subramanyam, P. Ghosal, M. Deepa, C. Subrahmanyam, Cuprous Sulfide@Carbon nanostructures based counter electrodes with cadmium sulfide/titania photoanode for liquid junction solar cells. Electrochimica Acta,2018, 278, 374-384. (IF: 6.21)
  3. P. Subramanyam, T. Vinodkumar, M. Deepa, C. Subrahmanyam, Gold nanoparticle decorated bismuth sulfide nanorods for enhanced photoelectrochemical hydrogen production. Journal of Material Chemistry C, 2019, 7, 6398-6405. (IF: 7.05)
  4. P. Subramanyam, T. Vinodkumar, D. Nepak, M. Deepa, C. Subrahmanyam, Mo-doped BiVO4 @Reduced Graphene Oxide Composite as an Efficient Photoanode for Photoelectrochemical Water Splitting. Catalysis Today, 2019, 325, 73-80. (IF: 5.82)
  5. P. Subramanyam, B. Meena, G.N. Sinha, M. Deepa, C. Subrahmanyam, Decoration of plasmonic Cu nanoparticles on WO3/Bi2S3 QDs heterojunction for enhanced photoelectrochemical water splitting. International Journal of Hydrogen Energy, 2020, 45, 7706-7715. (IF: 4.93)
  6. P. Subramanyam, T. Khan, G.N. Sinha, D. Suryakala, C. Subrahmanyam, Plasmonic Bi Nanoparticle decorated BiVO4/rGO as an efficient photoanode for photoelectrochemical water splitting. International Journal of Hydrogen Energy, 2020, 45, 7779-7787. (IF: 4.93)
  7. P. Subramanyam, B. Meena, G.N. Sinha, D. Suryakala, C. Subrahmanyam, Plasmonic Nanometal Decorated Photoanodes for Efficient Photoelectrochemical Water Splitting, Catalysis Today, 2020. Accepted. (In press) (IF: 5.82)
  8. P. Subramanyam, M. Deepa, S.S.K. Raavi, H. Misawa, V. Biju, C. Subrahmanyam, A photoanode with plasmonic nanoparticles of earth abundant bismuth for photoelectrochemical reactions. Nanoscale Advances, 2020, 2, 5591-5599.
  9. P. Subramanyam, B. Meena, D.  Suryakala, C. Subrahmanyam, TiO2 Photoanodes Sensitized with Bi2Se3 Nanoflowers for Visible-Near-Infrared Photoelectrochemical Water Splitting. ACS Applied Nano Materials, 2021, 4, 739-745.
  10. P. Subramanyam, B. Meena, G. Neeraja Sinha, D. Suryakala, C. Subrahmanyam, Facile Synthesis and Photoelectrochemical Performance of a Bi2S3@ rGO Nanocomposite Photoanode for Efficient Water Splitting. Energy & Fuels, 2021, 35, 6315-6321. (IF: 3.41)
  11. T. Vinokumar, P. Subramanyam, K.V. Ashok Kumar, B. M. Reddy, C. Subrahmanyam, Construction of metal oxide decorated g-C3N4 materials with enhanced photocatalytic performance under visible light irradiation. Journal of Chemical Sciences, 2019, 131. (IF: 1.40)
  12. N.S. Gudipati, P. Subramanyam, S.K. Vanjari, C. Subramanyam, Electrocatalytic performance of cobalt doped copper bismuth oxide for glucose sensing and photoelectrochemical applications. Inorganic Chemistry Communications, 2020, 119, 108112. (IF: 1.94)
  13. G.N. Sinha, P. Subramanyam, V. Sivaramakrishna, C. Subrahmanyam, Electrodeposited copper bismuth oxide as a low-cost, non-enzymatic electrochemical sensor for sensitive detection of uric acid and hydrogen peroxide. Inorganic Chemistry Communications, 2021, 108627. (IF: 1.94)
  14. A. Das, M. Ojha, P. Subramanyam, M. Deepa, A poly (3, 4-propylenedioxythiophene)/carbon micro-sphere-bismuth nanoflake composite and multifunctional Co-doped graphene for a benchmark photo-supercapacitor. Nanoscale Advances, 2020, 2, 2925-2942.