[PDF] Top 20 A High-Mobility Low-Bandgap Copolymer for Efficient Solar Cells
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A High-Mobility Low-Bandgap Copolymer for Efficient Solar Cells
... reported a planar alternating copolymer, HXS-1, obtained from 2,7-carbazole and 5,6- bis(octyloxy)-4,7-di(thiophen-2-yl)benzothiadiazole, which shows a promising PCE of ...the solar spectral ... See full document
7
An extremely low bandgap donor-acceptor copolymer for panchromatic solar cells
... r a c t An extremely low bandgap donor–acceptor copolymer has been designed and synthesized as the donor material of the polymer solar cells via Stille coupling ...exhibited ... See full document
4
A Versatile Fluoro-Containing Low-Bandgap Polymer for Efficient Semitransparent and Tandem Polymer Solar Cells
... C for ODCB and ca. 208 ° C for TCB) can largely infl uence the absorption characteristics, crystallinity and morphology of PCPDTFBT:PC 71 BM BHJ fi ...lm, a slight red-shift peak at the long ... See full document
7
Efficient bulk heterojunction solar cells based on a low-bandgap polyfluorene copolymers and fullerene derivatives
... As a result, the PCE of ...provides a charge transport channel formed from self-organization leading to a higher ...in a nitrogen-filled glove box, and the EQE of the devices were measured in ... See full document
7
Porphyrin Dyes with High Injection and Low Recombination for Highly Efficient Mesoscopic Dye-Sensitized Solar Cells
... contain a heterocyclic macrocycle with a π-aromatic core, showing an intense Soret band at 400450 nm and moderate Q bands at 500650 ...and a red shift of the absorption bands in ...strategy ... See full document
5
Synthesis and Applications of Low-Bandgap Conjugated Polymers Containing Phenothiazine Donor and Various Benzodiazole Acceptors for Polymer Solar Cells
... contributes for the efficient electron donor and hole transporting materials in polymers and organic molecules for photo-induced charge separation and it has been also proven as a superior ... See full document
12
Photovoltaic properties and annealing effects of a low bandgap copolymer containing dithienothiophene and benzothiadiazole units
... photovoltaic cells with these conjugated polymers is considerably limited by their relatively large bandgaps, which result in the mismatch of the absorption spectrum of the active layer and the solar ... See full document
6
Highly Efficient Polymer Tandem Cells and Semitransparent Cells for Solar Energy
... (e.g., a conjugated polymer) is blended with an electron-acceptor ...of solar radiation due to the active layer usually suffers from: 1) narrow absorption band- width [ 1,2 ] and 2) limited thickness ... See full document
6
Synthesis and Characterization of Pyrido[3,4-b]pyrazine-Based Low-Bandgap Copolymers for Bulk Heterojunction Solar Cells
... PP-containing low-bandgap polymers of high molecular weight and exhibiting good ...several low-bandgap polymers incorporating benzo[1,2-b:3,4-b 0 ]dithiophene (BDT) 21,36,37 and ... See full document
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A crystalline low-bandgap polymer comprising dithienosilole and thieno[3,4-c] pyrrole-4,6-dione units for bulk heterojunction solar cells
... r a c t We have used Stille coupling polymerization to synthesize a new low-bandgap conjugated polymer, PDTSTPD, that consists of an electron-rich dithieno[3,2-b:2 0 ,3 0 -d]-silole (DTS) unit ... See full document
7
The effect of carrier mobility in organic solar cells
... Organic solar cells have attracted great attention recently because of their unique properties such as the potential for high efficiency, easy solution process for low cost ... See full document
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Low cost high-efficiency amorphous silicon solar cells with improved light-soaking stability
... defect for hole (electron) and e p ðe n Þ is the hole (electron) emission rate of the trap ...the bandgap can be filled with electrons by using a forward-biasing ...to a transient capaci- tance ... See full document
6
High-mobility low-bandgap conjugated copolymers based on indacenodithiophene and thiadiazolo[3,4-c]pyridine units for thin film transistor and photovoltaic applications
... the mobility of PIDTPyT remained essentially constant while PIDTDTPyT showed an increased mobility of ...The high charge mobility indicates that there are strong intermolecular interactions ... See full document
9
Solution-processed benzotrithiophene-based donor molecules for efficient bulk heterojunction solar cells
... The low HOMO energy levels of BT4OT and BT6OT suggested that we might obtain solar cell devices exhibiting high open- circuit voltages, because the value of V oc is directly proportional to the ... See full document
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Modulation of Donor-Acceptor Interface through Thermal Treatment for Efficient Bilayer Organic Solar Cells
... suitable for polarized electroluminescence ...to a class of semiconducting polymers which have the capability of forming periodic nano- ...hybrid solar cells and has been explored in the area ... See full document
5
Efficient inverted organic solar cells without an electron selective layer
... comprise a low work function cathode which oxidizes easily in ...Such a vertical concentration gradient of donor and acceptor is unfavorable for charge transport in conventional ...with ... See full document
6
Structure-intact TiO2 nanoparticles for efficient electron transport in dye-sensitized solar cells
... Dye-sensitized solar cells 共DSSCs兲 are currently under intensive investigation for application as low cost photovol- taic ...the cells, electrons are injected from the photoexcited dye ... See full document
3
Efficient bilayer polymer solar cells possessing planar mixed-heterojunction structures
... especially for their use in thin film transistors and solar ...to a crystalline phase and, therefore, a dramatic increase in hole ...In a previous study, we developed a ... See full document
6
Highly efficient catalysts for Co(II/III) redox couples in dye-sensitized solar cells
... 18–42% for the DSCs composed of active carbon, niobium dioxide, ordered mesoporous carbon and commercial titanium ...dye-sensitized solar cell (DSC) has been widely investigated by researchers from all over ... See full document
3
Inductively coupled plasma grown semiconductor films for low cost solar cells with improved light-soaking stability
... of a-Si:H films prepared with ICP-CVD and VHF-PECVD were ...the a-Si:H films to be about 9.3% for the ICP a-Si:H and ...11.7% for the VHF-PECVD film. Note that the hydrogen content in ... See full document
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