Zobrazeno 1 - 10
of 52
pro vyhledávání: '"Y.P. Venkata Subbaiah"'
Publikováno v:
Advanced Materials Proceedings. 2:500-505
Autor:
A. Meenakshamma, Y.P. Venkata Subbaiah, T. Narayana, K. Susmitha, G. Siddeswaramma, M. Gurulakshmi, M. Raghavender
Publikováno v:
Solar Energy. 199:447-452
Dye-sensitized solar cell (DSSC) offers great advantages includes low cost materials, economic fabrication, suitable for low-light conversion, flexibility option, color design possibilities, etc. In the present study, a semi-transparent, molybdenum d
A novel PEDOT:PSS/SWCNH bilayer thin film counter electrode for efficient dye-sensitized solar cells
Autor:
K. Susmitha, A. C. Kasi Reddy, M. Raghavender, M. Gurulakshmi, Y.P. Venkata Subbaiah, Narayana Thota
Publikováno v:
Journal of Materials Science: Materials in Electronics. 31:4752-4760
Thin platinum deposited over fluorine-doped tin oxide glass substrate is a well-known and widely used counter electrode for efficient dye-sensitized solar cells. In this paper, we investigated a potential and Pt-free bilayer thin film counter electro
Publikováno v:
Optical Materials. 135:113289
Autor:
K. Susmitha, A. Meenakshamma, Y.P. Venkata Subbaiah, S. Narendra Babu, Katta Venkateswarlu, M. Raghavender, M. Gurulakshmi, Vadali V. S. S. Srikanth, N. Charanadhar
Publikováno v:
Solar Energy. 193:568-575
Recently, substantial focus has made in the development of cost effective Pt-free dye sensitized solar cells (DSSCs). In this article we report a potential, Pt-free, carbon based nanocomposite as counter electrode catalyst for dye sensitized solar ce
Publikováno v:
Applied Physics A. 127
In this work, we adopted a rapid thermal processing (RTP) for selenization and studied the influence of selenization time on vacuum evaporated multi-stacked precursor’s to form Ag2ZnSnSe4 (AZTSe) thin films. The RTP selenization temperature, pre-an
Autor:
Mukul Gupta, Y.P. Venkata Subbaiah, M. Anantha Sunil, R. Prasada Rao, Dipak Ramdas Nagapure, G. Hema Chandra, Rhishikesh Mahadev Patil
Publikováno v:
Materials Science in Semiconductor Processing. 87:77-85
The incorporation of germanium into Cu2ZnSn(S,Se)4 thin films is gaining a massive attention because of its potential to tailor the properties of kesterite absorbers resulting in high efficiency solar photovoltaic devices. The present work reports th
Autor:
P. Prathap, M. Raghavender, G. Hema Chandra, M. Gurubhaskar, Y.P. Venkata Subbaiah, Narayana Thota
Publikováno v:
Vacuum. 155:318-324
SnS thin films were prepared using a simple two-stage process. The two-stage process involved in sputtering of Sn over glass substrate followed by sulfurization of sputtered Sn at 350 °C. The sulfurization process was carried out in the ambience of
Autor:
Mukul Gupta, G. Hema Chandra, Y.P. Venkata Subbaiah, G. Swapna Mary, M. Anantha Sunil, R. Prasada Rao
Publikováno v:
Superlattices and Microstructures. 117:437-448
Six possible multiple stacks of Cu-ZnSe-Ge with selenium incorporation at a precursor stage were prepared using electron beam evaporation followed by vacuum selenization at 475 °C for 30 min to investigate the role of stacking order on the growth an
Publikováno v:
Optik. 248:168203
In this work a facile two-step process, comprising of e-beam evaporated precursor deposition of (In/Cu/Ag/Se)× 3 multi-stack over substrate followed by additional selenization treatment, has been used to grow high-quality Cu0.5Ag0.5InSe2 (CAISe) fil