Zobrazeno 1 - 10
of 24
pro vyhledávání: '"Palyam Subramanyam"'
Autor:
Mohit Kumar, Bhagatram Meena, Palyam Subramanyam, Duvvuri Suryakala, Challapalli Subrahmanyam
Publikováno v:
Catalysts, Vol 12, Iss 10, p 1198 (2022)
Hydrogen production through solar-driven water splitting is a promising approach and an alternative to the conventional steam reforming of natural gas and coal gasification. The growing energy demand and environmental degradation through carbon-emitt
Externí odkaz:
https://doaj.org/article/b3dc211a6309429a9bcf8c3870023167
Autor:
Bhagatram Meena, Mohit Kumar, Arun Kumar, Gudipati Neeraja Sinha, Rameshbabu Nagumothu, Palyam Subramanyam, Duvvuri Suryakala, Challapalli Subrahmanyam
Publikováno v:
Catalysts, Vol 12, Iss 10, p 1117 (2022)
The development of efficient and novel p-n heterojunctions for photoelectrochemical (PEC) water splitting is still a challenging problem. We have demonstrated the complementary nature of (p-type) BiSbS3 as a sensitizer when coupled with (n-type) TiO2
Externí odkaz:
https://doaj.org/article/423a4d7b0a2a44038c3f7e2c947dc7f7
Autor:
Bhagyashree Mahesha Sachith, Zhijing Zhang, Palyam Subramanyam, Challapalli Subrahmanyam, Akihiro Furube, Naoto Tamai, Takuya Okamoto, Hiroaki Misawa, Vasudevanpillai Biju
Publikováno v:
Nanoscale. 15:7695-7702
Electron donor-acceptor systems between halide perovskites and molecular acceptors form promising p-n junctions for solar cells.
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::5e290a58ef14d556b8c4461b2dd71cb7
https://doi.org/10.1039/d3nr01032e
https://doi.org/10.1039/d3nr01032e
Autor:
Duvvuri Suryakala, Bhagatram Meena, Melepurath Deepa, Palyam Subramanyam, Challapalli Subrahmanyam
Publikováno v:
Catalysis Today. 379:1-6
Plasmonic metal nanoparticles containing photoanodes are known to exhibit stable photoelectrochemical (PEC) performance due to their optical and electronic properties. In this work, we report the application of plasmonic Bi nanoparticles supported ov
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::f6dc6e44ff8daa78a52465962e4f180a
https://doi.org/10.1016/j.cattod.2020.01.041
https://doi.org/10.1016/j.cattod.2020.01.041
Autor:
Bhagatram Meena, Palyam Subramanyam, Duvvuri Suryakala, Vasudevanpillai Biju, Challapalli Subrahmanyam
Publikováno v:
International Journal of Hydrogen Energy. 46:34079-34088
Metal sulfide photoanodes emerge into an efficient platform for converting light energy into hydrogen by water splitting. Herein, we demonstrate the facile fabrication of a ternary photoanode (TiO2/Ag2Se/CdS) by decorating a TiO2/Ag2Se electrode with
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::ab9582f94d219ef81108d501fc11f0fe
https://doi.org/10.1016/j.ijhydene.2021.07.219
https://doi.org/10.1016/j.ijhydene.2021.07.219
Autor:
Mohit Kumar, Bhagatram Meena, Palyam Subramanyam, Duvvuri Suryakala, Challapalli Subrahmanyam
Publikováno v:
NPG Asia Materials. 14
Environmental degradation due to the carbon emissions from burning fossil fuels has triggered the need for sustainable and renewable energy. Hydrogen has the potential to meet the global energy requirement due to its high energy density; moreover, it
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::54816af1e0d7abac244d297639364749
https://doi.org/10.1038/s41427-022-00436-x
https://doi.org/10.1038/s41427-022-00436-x
Autor:
Bhagatram Meena, Gudipati Neeraja Sinha, Challapalli Subrahmanyam, Duvvuri Suryakala, Palyam Subramanyam
Publikováno v:
Energy & Fuels. 35:6315-6321
Visible-light-active photoelectrodes are more responsive to high-energy conversion efficiency in photoelectrochemical (PEC) water splitting. In this work, we fabricated a bismuth sulfide@reduced graphene oxide (Bi2S3@rGO) nanocomposite photoanode via
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::8b293c9dbacdc1d7df905448cca253af
https://doi.org/10.1021/acs.energyfuels.1c00084
https://doi.org/10.1021/acs.energyfuels.1c00084
Autor:
Bhagatram Meena, Gudipati Neeraja Sinha, Melepurath Deepa, Challapalli Subrahmanyam, Palyam Subramanyam
Publikováno v:
International Journal of Hydrogen Energy. 45:7706-7715
We report a WO3/Cu/Bi2S3 wherein incorporation of Cu nanoparticles (Cu NPs) to enhance the photoelectrochemical activity over WO3/Bi2S3. Cu NPs effectively harvest the light energy upon plasmon excitation and transfer the energy to contacted WO3, the
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::9f800c2936a004d36bc99a6eb06f7895
https://doi.org/10.1016/j.ijhydene.2019.05.168
https://doi.org/10.1016/j.ijhydene.2019.05.168
Autor:
Challapalli Subrahmanyam, Palyam Subramanyam, Duvvuri Suryakala, Tanmoy Khan, Gudipati Neeraja Sinha
Publikováno v:
International Journal of Hydrogen Energy. 45:7779-7787
We report the application of plasmonic Bi nanoparticles supported rGO/BiVO4 anode for photoelectrochemical (PEC) water splitting. Nearly, 2.5 times higher activity was observed for Bi-rGO/BiVO4 composite than pristine BiVO4. Typical results indicated
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::1574c8c17b8995ac8cdf0697babe2ca6
https://doi.org/10.1016/j.ijhydene.2019.08.214
https://doi.org/10.1016/j.ijhydene.2019.08.214
Autor:
Challapalli Subrahmanyam, Devadutta Nepak, Palyam Subramanyam, Melepurath Deepa, T. Vinodkumar
Publikováno v:
Catalysis Today. 325:73-80
Monoclinic Bismuth vanadate (BiVO4) nanomaterial is an attractive, efficient photoanode for photoelectrochemical (PEC) water splitting due to excellent visible light activity and good photo-chemical stability. However, poor charge separation and low
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::e3f6530469e67b8cb1f1d1cb3b285414
https://doi.org/10.1016/j.cattod.2018.07.006
https://doi.org/10.1016/j.cattod.2018.07.006