Heterojunction Annealing Enabling Record Open-Circuit Voltage in Antimony Triselenide Solar Cells.
Sign Up to like & getrecommendations! Published in 2022 at "Advanced materials"
DOI: 10.1002/adma.202109078
Abstract: Despite the fact that antimony triselenide (Sb2 Se3 ) thin-film solar cell has undergone rapid development in recent years, the large open-circuit voltage (VOC ) deficit still remains to be the biggest bottleneck as even… read more here.
Keywords: circuit voltage; record; antimony triselenide; open circuit ... See more keywords
High Open Circuit Voltage Over 1 V Achieved in Tin-Based Perovskite Solar Cells with a 2D/3D Vertical Heterojunction.
Sign Up to like & getrecommendations! Published in 2022 at "Advanced science"
DOI: 10.1002/advs.202200242
Abstract: 2D-3D mixed tin halide perovskites are outstanding candidate materials for lead-free perovskite solar cells (PSCs) due to their improved stability and decreased trap density in comparison with their pure 3D counterparts. However, the mixture of… read more here.
Keywords: circuit voltage; solar cells; perovskite solar; voltage ... See more keywords
How Do Surface Polar Molecules Contribute to High Open-Circuit Voltage in Perovskite Solar Cells?
Sign Up to like & getrecommendations! Published in 2023 at "Advanced science"
DOI: 10.1002/advs.202205072
Abstract: To date, the improvement of open-circuit voltage (VOC ) offers a breakthrough for the performance of perovskite solar cells (PSCs) toward their theoretical limit. Surface modification through organic ammonium halide salts (e.g., phenethylammonium ions PEA+… read more here.
Keywords: solar cells; surface; polar molecules; voltage ... See more keywords
Dual Interfacial Modifications Enable High Performance Semitransparent Perovskite Solar Cells with Large Open Circuit Voltage and Fill Factor
Sign Up to like & getrecommendations! Published in 2017 at "Advanced Energy Materials"
DOI: 10.1002/aenm.201602333
Abstract: In this work, both anode and cathode interfaces of p-i-n CH3NH3PbI3 perovskite solar cells (PVSCs) are simultaneously modified to achieve large open-circuit voltage (Voc) and fill factor (FF) for high performance semitransparent PVSCs (ST-PVSCs). At… read more here.
Keywords: open circuit; perovskite; large open; perovskite solar ... See more keywords
Relating Frontier Orbital Energies from Voltammetry and Photoelectron Spectroscopy to the Open-Circuit Voltage of Organic Solar Cells
Sign Up to like & getrecommendations! Published in 2019 at "Advanced Energy Materials"
DOI: 10.1002/aenm.201803677
Abstract: For 19 diketopyrrolopyrrole polymers, the highest occupied molecular orbital (HOMO) energies are determined from i) the oxidation potential with square-wave voltammetry (SWV), ii) the ionization potential using ultraviolet photoelectron spectroscopy (UPS), and iii) density functional… read more here.
Keywords: open circuit; spectroscopy; photoelectron spectroscopy; circuit voltage ... See more keywords
Ionic Liquid-Assisted Crystallization and Defect Passivation for Efficient Perovskite Solar Cells with Enhanced Open-Circuit Voltage.
Sign Up to like & getrecommendations! Published in 2022 at "ChemSusChem"
DOI: 10.1002/cssc.202200819
Abstract: Perovskite materials have demonstrated many excellent properties in next generation photovoltaic devices, but the intrinsic defects and the quality of perovskite film still limit the performance and stability of PSCs. Here, 1,3-dimethylimidazolium iodide (DMII) ionic… read more here.
Keywords: ionic liquid; film; liquid; open circuit ... See more keywords
Improvement of Open-Circuit Voltage Deficit via Pre-Treated NH4 + Ion Modification of Interface between SnO2 and Perovskite Solar Cells.
Sign Up to like & getrecommendations! Published in 2022 at "Small"
DOI: 10.1002/smll.202204173
Abstract: Passivation is a popular method to increase power conversion efficiency (PCE), reduce hysteresis related to surface traps and defects, and adjust mismatched energy levels. In this paper, an approach is reported using ammonium chloride (AC)… read more here.
Keywords: sno2; sno2 perovskite; open circuit; passivation ... See more keywords
Enhancing the open-circuit voltage and efficiency of CZTS thin-film solar cells via band-offset engineering
Sign Up to like & getrecommendations! Published in 2020 at "Optical and Quantum Electronics"
DOI: 10.1007/s11082-019-2180-6
Abstract: Limits on the conversion efficiency and open-circuit voltage lead to low kesterite thin-film solar cell performance. The conduction band offset (CBO) between the absorber and buffer layers (p-CZTS and n-CdS) is considered to be one… read more here.
Keywords: open circuit; solar cell; thin film; efficiency ... See more keywords
Design a thieno[3,2-b]thiophene bridged nonfullerene acceptor to increase open-circuit voltage, short-circuit current-density and fill factor via the ternary strategy
Sign Up to like & getrecommendations! Published in 2020 at "Chinese Chemical Letters"
DOI: 10.1016/j.cclet.2019.10.029
Abstract: Abstract In this study, we report a new small molecule acceptor (named TT-4F) which uses 3,6-dimethoxylthieno[3,2-b]thiophene (TT) as the π-bridge. Addition of 0.05 weight ratio amount of TT-4F into the host binary blend of PTB7-Th:IEICO-4F, resulting… read more here.
Keywords: open circuit; short circuit; circuit current; current density ... See more keywords
Enhanced performance of diamond Schottky nuclear batteries by using ZnO as electron transport layer
Sign Up to like & getrecommendations! Published in 2020 at "Diamond and Related Materials"
DOI: 10.1016/j.diamond.2020.108026
Abstract: Abstract Improving open-circuit voltage is critical to improving the performance of diamond nuclear battery. ZnO films have been successfully used as the electron transport layer of diamond Schottky nuclear battery in this work. The open-circuit… read more here.
Keywords: open circuit; layer; zno; performance diamond ... See more keywords
Aging mechanism diagnosis of lithium ion battery by open circuit voltage analysis
Sign Up to like & getrecommendations! Published in 2020 at "Electrochimica Acta"
DOI: 10.1016/j.electacta.2020.137101
Abstract: Abstract The whole life aging behavior and degradation mechanism of lithium ion battery (LIB) are critical to ensure the stability and reliability during practical operation. In this work, a new LIB aging modelling and diagnosing… read more here.
Keywords: circuit voltage; battery; open circuit; ion battery ... See more keywords