نتایج جستجو برای: flexible dye sensitized solar cell

تعداد نتایج: 1927851  

دو ماده رنگزای آلی بر پایه ایندولین به عنوان ماده حساس به نور حاوی فنوتیازین به عنوان گروه الکترون دهنده و آکریلیک اسید (ماده رنگزای 1) و سیانوآکریلیک اسید (ماده رنگزای 2) به عنوان گروه الکترون گیرنده تهیه شد. خواص اسپکتروسکوپی مواد رنگزای سنتز شده در محلول و در حالت جذب شده بر روی اکسید روی مورد مطالعه قرار گرفت. طول موج ماکزیمم جذب ماده رنگزای آلی در محلول 412 و 424 نانومتر و بر روی لایه اکسی...

Journal: :international journal of energy and environmental engineering 2022

Dye-sensitized solar cells technology has attracted extensive academic scholars’ interests due to their potential low-cost energy harvesting. Increasing performance of dye-sensitized cell needs more efficient dye maximize absorption. This work presents the synthesis and J–V characterization studies for a novel alizarin derivative HDD. The was formed by reaction between brominated 5-hexyl-2-thio...

2014
AHMAD AFIFI MOHAMMAD KAZEM TABATABAEI

In this paper, we synthesized ZnO nanowires in dye sensitized solar cells. The nanowires have been fabricated using fast-microwave-hydrothermal process.We verify the effects of different lengths of ZnO nanowires on efficiency and absorptionofdye sensitized solar cells. J–V curves of the fabricated ZnO nanowire-based mercurochrome-sensitized solar cells indicated that the shortcircuit current de...

Journal: :Chemical communications 2008
Xizhe Liu Rui Zhu Yong Zhang Bin Liu Seeram Ramakrishna

Anionic polyfluorene and oligofluorene derivatives were synthesized and utilized as organic dye sensitizers in dye sensitized solar cells to show a maximum power conversion efficiency of 1.39%.

Journal: :Chemical Society Reviews 2015

2013
Nansra Heo Yongseok Jun Jong Hyeok Park

The widespread commercialization of dye-sensitized solar cells remains limited because of the poor long-term stability. We report on the influence of dye-molecules added in liquid electrolyte on long-term stability of dye-sensitized solar cells. Dye-desorption from the TiO2 surface during long-term cycling is one of the decisive factors that degrade photocurrent densities of devices which in tu...

Journal: :journal of nanostructures 2014
a. ehteram m. hamadanian s. z. mirdamadian v. jabbari

in this investigation, ag@tio2 nanocomposite was prepared by deposition of silver nanoclusters onto commercial tio2 nanoparticles (known as p25 tio2) via photodeposition technique as clean and simple photochemical route. the synthesized ag@tio2 nanocomposite was utilized in the fabrication of dye-sensitized solar cell (dssc) chiefly because, compared to pure tio2, the electron affinity of ag@ti...

Journal: :Positron: Berkala Ilmiah Fisika 2022

Dye-Sensitized Solar Cells or DSSC is the latest solar cell type generation that uses natural dyes as sensitizers. Bixin extracted from seeds of kesumba (Bixa orellana L) one can be used a sensitizer. This study aims to determine effect active surface area cells on effectivity and reusability bixin-sensitized based their open-circuit voltage (Voc), short-circuit current (Isc), maximum energy co...

2015
Gentian Yue Xingping Ma Weifeng Zhang Fumin Li Jihuai Wu Guoqiang Li

A composite film of nickel sulfide/platinum/titanium foil (NiS/Pt/Ti) with low cost and high electrocatalytic activity was synthesized by the use of an in situ electropolymerization route and proposed as a counter electrode (CE) catalyst for flexible dye-sensitized solar cells (FDSSCs). The FDSSC with the NiS/Pt/Ti CE exhibited a comparable power conversion efficiency of 7.20% to the FDSSC with...

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