نتایج جستجو برای: two bond solar cell

تعداد نتایج: 3980836  

Mohammad Ameri, Mojtaba Yoosefi

This paper presents sizing, energy management strategy, and cost analysis for a configuration consisting of solar photovoltaic (PV) panels, fuel cell (FC) storage system, and reverse osmosis (RO) desalination technology for combined power and fresh water production. In this system, PV is the main power supply source; fuel cell is a storage system accompanied by Hydrogen production and storage d...

Journal: :Philosophical transactions. Series A, Mathematical, physical, and engineering sciences 2015
Matthew C Beard Justin C Johnson Joseph M Luther Arthur J Nozik

Both multiple exciton generation (MEG) in semiconductor nanocrystals and singlet fission (SF) in molecular chromophores have the potential to greatly increase the power conversion efficiency of solar cells for the production of solar electricity (photovoltaics) and solar fuels (artificial photosynthesis) when used in solar photoconverters. MEG creates two or more excitons per absorbed photon, a...

This paper presents the design parameters for a single junction In0.5Ga0.5P solar cell using Silvaco ATLAS tool. Design parameters include thickness and doping concentration of the window, emitter and absorber layers. According to the simulation results, the absorber layer has the greatest effect on cell efficiency, and the emitter and window layers are in second and third positions, respective...

Journal: :Science China. Materials 2023

In this paper, two types of conjugated, triazine-based covalent organic frameworks (COFs) with different connected linkages (imine bond and sp2-carbon-CN bond) are presented. The insignificant difference in the creates a remarkable their performance visible-light-driven hydrogen generation. fully π-conjugated two-dimensional (2D) COF showed an external quantum efficiency 13.48% at 450 nm, which...

Journal: :معماری و شهرسازی 0
محمدجواد ثقفی دانشیار دانشکدۀ معماری، پردیس هنرهای زیبا، دانشگاه تهران مرتضی اسدی خلجی دانشیار واحد علوم و تحقیقات، دانشگاه آزاد اسلامی راضیه پوینده کارشناس ارشد انرژی معماری، دانشکدۀ معماری، پردیس هنرهای زیبا، دانشگاه تهران

nowadays two important discussions in academic parties all over the world are energy crisis and environment crisis. one of the strategies to deal with these crisises is using clean, renewable and domestic energy sources. one of the best renewable energies that can be used in different scales is solar energy. in iran which is considered among the greatest countries that receive huge amount of so...

Journal: :journal of dental research, dental clinics, dental prospects 0
zahra jaberi-ansari maryam mehdilou maryam ahmadyar saeed asgary

background and aims: we aimed to assess the bond strength of composite resin to three pulp capping biomaterials; proroot mineral trioxide aggregate (pmta), root mta (rmta) and calcium enriched mixture (cem), using three bonding systems [a total etch (single bond) and two self-etch systems (protect bond and se bond)]. materials and methods: ninety acrylic moulds containing a 6×2 mm hole were div...

Journal: :Physical chemistry chemical physics : PCCP 2013
Michelle Rasmussen Alexander Shrier Shelley D Minteer

Thylakoid membranes have previously been used for electrochemical solar energy conversion, but the current output and open circuit voltage are low, in part due to limitations of the cathode. In this paper, a thylakoid bioanode and laccase biocathode were combined in the construction of a bio-solar cell capable of light-induced generation of electrical power. This two-compartment cell showed a g...

Journal: :Chemical communications 2012
Shinji Kitaura Kei Kurotobi Maki Sato Yuta Takano Tomokazu Umeyama Hiroshi Imahori

The effects of fullerene bisadduct regioisomers on solar cell performance have been examined for the first time and the two substituent positions on C(60) have been found to have a large impact on the solar cell performance.

The relatively low power conversion efficiency (PCE) of quantum dot sensitized solar cells (QDSSCs) is attributed to charge recombination at the interfaces. Charge recombination process could be suppressed by coating the QD layer with a wide band gap semiconductor such as ZnS, which acts as a blocking layer between the QDs and hole transport material (HTM). In present study, to improve PCE of P...

This research reports a facile ultrasonic approach for the synthesis of iron vanadate (FeVO4) nanoparticles with the aid of ammonium metavanadate (NH4VO3) and Fe(NO3)3.9H2O as the starting reagents without adding external surfactant, capping agent or template in an aqueous solution. Furthermore, to examine the solar cell application of as-synthesized iron vanadate (FeVO4) nanoparticles, FTO/TiO...

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