نتایج جستجو برای: dye sensitized solar cells dsscs

تعداد نتایج: 1514235  

Journal: :ChemistrySelect 2021

Since innovation, different dye-sensitized solar cells (DSSCs) have endeavored with additional components to escalate the efficiency, cost-effectiveness and long-term stability. Various approaches been executed reduce amount of costly platinum (Pt) used in DSSCs and/or explore cheaper alternatives Pt. In this work, elements based quaternary chalcogenide alloy; Cu2ZnSnS4 (CZTS) has projected as ...

Journal: :Journal of molecular modeling 2015
Fernando Mendizabal Alfredo Lopéz Ramiro Arratia-Pérez Natalia Inostroza Cristian Linares-Flores

The interaction of the dye YD2 with a cluster of (anatase-phase) TiO2 (which is utilized in dye-sensitized solar cells, DSSCs) and electron injection by the dye into the cluster were studied by performing density functional theory (DFT) calculations at the B3LYP, PBE, and TPSS levels of theory, including dispersion effects. We studied and quantified the interaction of the metallomacrocycle with...

2013
Alexis Tigreros Vivek Dhas Alejandro Ortiz Braulio Insuasty Nazario Martín Luis Echegoyen

Four new organic dyes, 1–4, containing triphenylamine (TPA) donors connected through different acetylene linkages to fluorene bridges and cyanoacrylic acid acceptors were designed and synthetized for photoconversion in dye sensitized solar cells (DSSCs). Their absorption spectra, electrochemical and photovoltaic properties were investigated. Shortening the bridge between the TPA moiety and the ...

2013
Kook Joo Moon Sun Woo Lee Yong Hun Lee Ji Hoon Kim Ji Young Ahn Seung Jun Lee Deug Woo Lee Soo Hyung Kim

TiO2 nanoparticles (NPs) with a size of 240 nm (T240), used as a light-scattering layer, were applied on 25-nm-sized TiO2 NPs (T25) that were used as a dye-absorbing layer in the photoelectrodes of dye-sensitized solar cells (DSSCs). In addition, the incident light was concentrated via a condenser lens, and the effect of light concentration on the capacity of the light-scattering layer was syst...

Journal: :Accounts of chemical research 2010
Fabrice Odobel Loïc Le Pleux Yann Pellegrin Errol Blart

Because solar energy is the most abundant renewable energy resource, the clear connection between human activity and global warming has strengthened the interest in photovoltaic science. Dye-sensitized solar cells (DSSCs) provide a promising low-cost technology for harnessing this energy source. Until recently, much of the research surrounding DSSCs had been focused on the sensitization of n-ty...

Journal: :Coatings 2022

Dye-sensitized solar cells (DSSCs) were developed by exploiting the photovoltaic effect to convert energy into electrical energy. The photoanode layer thickness significantly affects semiconductor film’s ability carry electronic charges, adsorb sensitizing dye molecules, and lower recombination of photo-excited electrons injected semiconductor. This study investigated dependence zinc oxide (ZnO...

Journal: :Nanoscale 2012
Miao Yu Yun-Ze Long Bin Sun Zhiyong Fan

As the demand for renewable energy resource is growing rapidly worldwide, a variety of energy materials and technologies are being developed. In this review, we aim to summarize recent developments in the state-of-the-art research on energy harvesting technologies such as thin-film Si or Ge, CdTe, GaAs, organic, hybrid, and dye-sensitized solar cells (DSSCs) utilizing one-dimensional (1D) nanom...

Journal: :Applied sciences 2022

Dye-sensitized solar cells (DSSCs) are a novel cell alternative characterized by lower toxicity using coordination transition metal compounds while providing high performance benchmarks, such as power conversion efficiency. Particular attention should be paid to containing Cu, which can act both dyes and redox mediators, even though relying on other metals also frequently reported. In this pape...

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