نتایج جستجو برای: photoelectrochemical cell

تعداد نتایج: 1688762  

2001
Stuart Licht

Although society’s electrical needs are largely continuous, clouds and darkness dictate that photovoltaic solar cells have an intermittent output. A photoelectrochemical solar cell (PEC) can generate not only electrical but also electrochemical energy and provide the basis for a system with an energy-storage component (PECS). Sufficientlyž energetic inQ1 solation incident on semiconductors can ...

2017
H. D. Shelke C. D. Lokhande

SILAR deposited copper tin sulfide (Cu2SnS3) thin films were used to analyze the study of electrochemical impedance, capacitancevoltage characteristics and currentvoltage characteristics. The photoconversion efficiency of SILAR deposited CTS thin film-based photoelectrochemical cell elucidate with the help of capacitance-Voltage (C-V) Characteristics study by MottSchottky plot and corresponding...

2016
Xinjian Shi Hokyeong Jeong Seung Jae Oh Ming Ma Kan Zhang Jeong Kwon In Taek Choi Il Yong Choi Hwan Kyu Kim Jong Kyu Kim Jong Hyeok Park

Various tandem cell configurations have been reported for highly efficient and spontaneous hydrogen production from photoelectrochemical solar water splitting. However, there is a contradiction between two main requirements of a front photoelectrode in a tandem cell configuration, namely, high transparency and high photocurrent density. Here we demonstrate a simple yet highly effective method t...

2018
Malkeshkumar Patel Joondong Kim

The data presented in this article are related to the research article entitled "CuO photocathode-embedded semitransparent photoelectrochemical cell" (Patel et al., 2016) [1]. This article describes the growth of Cu oxides films using reactive sputtering and application of CuO photocathode in semitransparent photoelectrochemical cell (PEC). In this data article, physical, optical and electrical...

2016
Lei Jin Bandar AlOtaibi Daniele Benetti Shun Li Haiguang Zhao Zetian Mi Alberto Vomiero Federico Rosei

A new hybrid photoelectrochemical photoanode is developed to generate H2 from water. The anode is composed of a TiO2 mesoporous frame functionalized by colloidal core@shell quantum dots (QDs) followed by CdS and ZnS capping layers. Saturated photocurrent density as high as 11.2 mA cm-2 in a solar-cell-driven photoelectrochemical system using near-infrared QDs is obtained.

Journal: :Chemical communications 2016
Ruyan Li Rong Yan Jianchun Bao Wenwen Tu Zhihui Dai

In this work, a novel photoelectrochemical biosensing strategy was designed for cell assay under 630 nm (red light) excitation. WS2/Au NP nanocomposites were prepared as a photoelectrochemical biosensing substrate. The localized surface plasmon resonance effect of Au NPs tremendously improved the photoelectric conversion efficiency and enhanced the detection sensitivity.

2017
Hiromu Kumagai Go Sahara Kazuhiko Maeda Masanobu Higashi Ryu Abe Osamu Ishitani

A CuGaO2 p-type semiconductor electrode was successfully employed for constructing a new hybrid photocathode with a Ru(II)–Re(I) supramolecular photocatalyst (RuRe/CuGaO2). The RuRe/CuGaO2 photocathode displayed photoelectrochemical activity for the conversion of CO2 to CO in an aqueous electrolyte solution with a positive onset potential of +0.3 V vs. Ag/AgCl, which is 0.4 V more positive in c...

2014
Jan Philipp Kollender Jacek Gasiorowski Niyazi Serdar Sariciftci Andrei Ionut Mardare Achim Walter Hassel

Newly synthesized organic electronics materials are often available in submicrogram amounts only. Photoelectrochemical scanning droplet cell microscopy is a powerful method that allows a comprehensive characterisation of such small amounts including oxidation, reduction potentials, doping, determination of charge carriers, band gap, charge capacity, over-oxidation sensitivity and many more. Loc...

Journal: :Sustainable Energy and Fuels 2023

Two routes, as well their combination, are examined for overcoming recombination in a dye-sensitized photoelectrochemical cell water oxidation catalysis.

2013
Jan Philipp Kollender Jacek Gasiorowski Niyazi S. Sariciftci Andrei I. Mardare Achim Walter Hassel

A model organic semiconductor (MDMO-PPV) was used for testing a modified version of a photoelectrochemical scanning droplet cell microscope (PE-SDCM) adapted for use with nonaqueous electrolytes and containing an optical fiber for localized illumination. The most attractive features of the PE-SDCM are represented by the possibility of addressing small areas on the investigated substrate and the...

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