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Article
Structural and electrochemical characterization of LiFePO4/C prepared by a sol–gel route with long- and short-chain carbon sources
A fast and convenient sol–gel route was developed to synthesize LiFePO4/C composite cathode material, and the sol–gel process can be finished in less than an hour. Polyethyleneglycol (PEG), d-fructose, 1-hexadeca...
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Article
High concentration PbI 2 ·DMSO complex precursor solution of 1.7 M in DMF for high-thickness and full-coverage CH 3 NH 3 PbI 3−x Br x thin films
To prepare the high-thickness and Br-do** CH3NH3PbI3 − xBrx thin film, the high concentration (1.7 M) PbI2·DMSO complex precursor solution in DMF was successfully prepared by repeating the cycle of PbI2-dissovl...
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Article
Pb/S/1,2-ethanedithiol composite thin films for efficient solid-state quantum-dot sensitized TiO2 nanorod array solar cells
The Pb/S/1,2-ethanedithiol composite thin films were successfully deposited on TiO2 nanorod arrays by spin-coating step-by-step 5 mmol dm−3 Pb(NO3)2, Na2S and 1% 1,2-ethanedithiol solution and their chemical comp...
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Article
Introduction of polysulfide anions to increase the loading quantity of PbS quantum-dots for efficient solid-state quantum-dot sensitized TiO2 nanorod array solar cells
To increase the loading quantity of PbS quantum-dots, the polysulfide anion (S22−) was firstly introduced in successive ionic layer absorption and reaction process to prepare PbS quantum-dot thin films on TiO2 na...
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Article
The pyrolysis preparation of porous Sb2SxSe3-x thin films and photovoltaic performance of the corresponding solar cells
The porous Sb2SxSe3-x thin films with different pore sizes were successfully prepared on the TiO2 compact layer by the pyrolysis of the precursor solution containing N-butyldithiocarbamic acid, Se, and Sb2O3 in D...
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Article
The low-temperature preparation for low-selenium Sb2SxSey thin film solar cells with efficiency of > 5%
The low pyrolysis-crystallization temperature of 200 °C was firstly reported to prepare crystalline low-selenium Sb2SxSey (x:y = 3.0:0.2) thin films using the mixture solution of Sb2O3, Se, CS2, and n-butylamine ...
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Article
Ultra-thin CdS buffer layer for efficient Sb2S3-sensitized TiO2 nanorod array solar cells using Sb-thiourea complex solution
In this paper, the compact and ultra-thin CdS thin films with different spin cycles are deposited on the TiO2 nanorod arrays via spin-coated-assisted successive ionic layer adsorption and reaction method using Cd...
