نتایج جستجو برای: dye solar cell
تعداد نتایج: 1814464 فیلتر نتایج به سال:
Recent development of carbon nanotubes materials as counter electrode for dye-sensitized solar cells
Dye-sensitized solar cells present promising low-cost alternatives to the conventional Silicon (Si)-based solar cells. The counter electrode generally consists of Pt deposited onto FTO plate. Since Pt is rare and expensive metal, nanostructured carbonaceous materials have been widely investigated as a promising alternative to replace it. Carbon nanotubes have shown significant properties such...
Textile-structured solar cells are frequently discussed in the literature due to their prospective applications in wearable devices and in building integrated solar cells that utilize their flexibility, mechanical robustness, and aesthetic appearance, but the current approaches for textile-based solar cells-including the preparation of fibre-type solar cells woven into textiles-face several dif...
Tandem dye-sensitized solar cell shows higher photoconversion performances with respect to parent devices single photoactive electrode thanks careful photocurrent matching and complementarity of electrodes optical absorption.
in order to fabricate transparent tio2 nanotube dye-sensitized solar cells, anodically growth nanotube membranes are detached from ti substrate by a re-anodization method. the membranes are transferred on fto glass by two different methods. at the first one, 100mm ti-isopropoxide is used to make tio2 nanoparticles for adhering tio2 nanotube membranes to fto and in the second one a commercial ti...
Four key parameters namely light trapping, density of light harvesting centre, photoinduced electron injection and electron transport without self-recombination are universally important across all kinds of solar cells. In the present study, we have considered the parameters in the context of a model Dye Sensitized Solar Cell (DSSC). Our experimental studies reveal that carbonate doping of TiO2...
Dye-sensitized solar cells (DSSCs) are categorized as some of inexpensive thin-film solar cells. The basis and foundation of these cells is a semiconductor that consists of an electrolyte and a light-sensitive anode. Titanium dioxide (TiO2) is a semiconductor that plays the role of anode and is the main constituent of these cells. In this paper, we have addressed the functionality and performan...
D149, a metal-free indoline dye, is one of the most promising sensitizers for dye-sensitized solar cells (DSSCs) and has shown very high solar energy conversion efficiencies of 9%. Effective electron injection from the excited state is a prerequisite for high efficiencies and is lowered by competing deactivation pathways. Previous investigations have shown surprisingly short-lived excited state...
The Dye Sensitized Solar Cell (DSSCs) has emerged as attractive and promising solar cells in recent years. It offers technically and economically viable option to p-n junction solar cells. However, the efficiencies of DSSCs could not compete with those of silicon solar cells. Numerous researches have been done to enhance the efficiencies of these cells over the past decades. Efficiencies up to ...
The study determined the electrical performance of dye sensitized solar cell by using electrolyte hydrogels Polyethylene Glycol 4000 and 6000. experimental work consisted Dye Sensitized Solar Cell (DSSC) structure arrangement, assembly DSSC layers, measurement DSSC. resistances TCO glass were 1.1 kΩ 14.9 kΩ. concentration thickening agents in solution 5%, 10%, 15%, a control sample without addi...
Natural dye-sensitized solar cells (NDSSCs) have gained considerable attention in the field of solar energy due to their simple fabrication, good efficiency, and low production cost. Natural dyes are environmentally and economically superior to ruthenium-based dyes because they are nontoxic and cheap. However, the conversion efficiency of dye-sensitized solar cells based on natural dyes is low....
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