Zobrazeno 1 - 10 of 25 pro vyhledávání: '"Devulapally Koteshwar"'
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Effects of methoxy group(s) on D-π-A porphyrin based DSSCs: efficiency enhanced by co-sensitization
Autor: Devulapally Koteshwar, Seelam Prasanthkumar, Surya Prakash Singh, Towhid H. Chowdhury, Idriss Bedja, Ashraful Islam, Lingamallu Giribabu
Publikováno v: Materials Chemistry Frontiers. 6:580-592
We have synthesized a series of porphyrin sensitizers (LG24 to LG26) using donor-π-acceptor concept and used as dyes for dye-sensitized solar cells with device efficiency of 9.87% and raised to 10.45% using co-sensitization with Y1 dye.
Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::55b16f7ec7a8e69fce788fb3ea28eb64
https://doi.org/10.1039/d1qm01450a
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5
Potentiation of novel porphyrin based photodynamic therapy against colon cancer with low dose doxorubicin and elucidating the molecular signalling pathways responsible for relapse
Autor: Ushasri Chilakamarthi, Namita S. Mahadik, Devulapally Koteshwar, Narra Vamsi Krishna, Lingamallu Giribabu, Rajkumar Banerjee
Publikováno v: Journal of photochemistry and photobiology. B, Biology. 238
Photodynamic therapy (PDT) is a promising non-invasive treatment modality for cancer and can be potentiated by combination with chemotherapy. Here, we combined PDT of novel porphyrin-based photosensitizers with low dose doxorubicin (Dox) to get maxim
Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::237789e15d059a2a0372893a952d4b07
https://pubmed.ncbi.nlm.nih.gov/36529058
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6
Efficient visible-light-driven hydrogen production by Zn–porphyrin based photocatalyst with engineered active donor–acceptor sites
Autor: Nageshwarrao Chanda, Ujjwal Pal, Devulapally Koteshwar, Sreedhar Bojja, Lingamallu Giribabu, Spandana Gonuguntla
Publikováno v: Materials Advances. 2:4762-4771
Here, we report a fine-tuned donor-π-acceptor concept based zinc-porphyrin-sensitized TiO2 photocatalyst for the application in photochemical hydrogen evolution. The newly designed system showed unprecedented photocatalytic activity. The molecular s
Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::d2e4a7537a6d23d12c3e4bc3daa56dc9
https://doi.org/10.1039/d1ma00342a
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7
Akademický článek
Metallated Macrocyclic Derivatives as a Hole – Transporting Materials for Perovskite Solar Cells.
Autor: Reddy, Govind1,2 (AUTHOR), Devulapally, Koteshwar1 (AUTHOR), Islavath, Nanaji1 (AUTHOR) islavathnanaji@gmail.com, Giribabu, Lingamallu1,2 (AUTHOR) giribabu@iict.res.in
Publikováno v: Chemical Record. Oct2019, Vol. 19 Issue 10, p2157-2177. 21p.
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8
Efficient near IR porphyrins containing a triphenylamine-substituted anthryl donating group for dye sensitized solar cells
Autor: Ashraful Islam, Jonnadula Venkata Suman Krishna, Devulapally Koteshwar, Surya Prakash Singh, Towhid H. Chowdhury, Lingamallu Giribabu, Idriss Bedja
Publikováno v: Journal of Materials Chemistry C. 7:13594-13605
Three porphyrin dyes comprising 4-(10-ethynylanthracen-9-yl)-N,N-diphenylaniline as an extended π-conjugated donor integrated with systematically varied acceptor groups, i.e., 2-cyano-3-(5-methylthiophen-2-yl)acrylic acid (LG19), 2-cyano-3-(5-(7-met
Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::b4ef5df223c2776aebd50495580b8022
https://doi.org/10.1039/c9tc03943k
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9
Optoelectronic, femtosecond nonlinear optical properties and excited state dynamics of a triphenyl imidazole induced phthalocyanine derivative
Autor: Venugopal Rao Soma, Somdatta Bhattacharya, Devulapally Koteshwar, Jonnadula Venkata Suman Krishna, Sai Santosh Kumar Raavi, Chinmoy Biswas, Lingamallu Giribabu
Publikováno v: RSC Advances. 9:36726-36741
A novel zinc phthalocyanine derivative [2(3), 9(10), 16(17), 23(24) tetrakis-4-((4-(1,4,5-triphenyl-1H-imidazol-2-yl)phenyl)ethynyl)phthalocyanine zinc(II) (PBIPC)] was synthesized by incorporating a triphenyl imidazole moiety at its peripheral posit
Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::f1e827ce0fd53718e977d451e6fc11a4
https://doi.org/10.1039/c9ra07758h
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10
Akademický článek
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