Enabling High-Performance Tandem Organic Photovoltaic Cells by Balancing the Front and Rear Subcells.
Sign Up to like & getrecommendations! Published in 2020 at "Advanced materials"
DOI: 10.1002/adma.202002315
Abstract: In tandem organic photovoltaics, the front subcell is based on large-bandgap materials, whereas the case of the rear subcell is more complicated. The rear subcell is generally composed of a narrow-bandgap acceptor for infrared absorption… read more here.
Keywords: subcell; bandgap; rear subcell; tandem organic ... See more keywords
A New Polymer Donor Enables Binary All‐Polymer Organic Photovoltaic Cells with 18% Efficiency and Excellent Mechanical Robustness
Sign Up to like & getrecommendations! Published in 2022 at "Advanced Materials"
DOI: 10.1002/adma.202205009
Abstract: The development of polymerized small‐molecule acceptors has boosted the power conversion efficiencies (PCEs) of all‐polymer organic photovoltaic (OPV) cells to 17%. However, the polymer donors suitable for all‐polymer OPV cells are still lacking, restricting the… read more here.
Keywords: polymer; polymer organic; polymer opv; organic photovoltaic ... See more keywords
A Medium‐Bandgap Nonfullerene Acceptor Enabling Organic Photovoltaic Cells with 30% Efficiency under Indoor Artificial Light
Sign Up to like & getrecommendations! Published in 2022 at "Advanced Materials"
DOI: 10.1002/adma.202207009
Abstract: The correlation between molecular structure and photovoltaic performance is lagging for constructing high‐performance indoor organic photovoltaic (OPV) cells. Herein, this relationship is investigated in depth by employing two medium‐bandgap nonfullerene acceptors (NFAs). The newly synthesized… read more here.
Keywords: photovoltaic; bandgap nonfullerene; medium bandgap; pb2 ... See more keywords
Metal‐Organic Framework Nanosheets as Templates to Enhance Performance in Semi‐Crystalline Organic Photovoltaic Cells
Sign Up to like & getrecommendations! Published in 2022 at "Advanced Science"
DOI: 10.1002/advs.202200366
Abstract: Optimizing the orientation, crystallinity, and domain size of components within organic photovoltaic (OPV) devices is key to maximizing their performance. Here a broadly applicable approach for enhancing the morphology of bulk heterojunction OPV devices using… read more here.
Keywords: performance semi; metal organic; organic photovoltaic; semi crystalline ... See more keywords
Imparting Stability to Organic Photovoltaic Components through Molecular Engineering: Mitigating Reactions with Singlet Oxygen.
Sign Up to like & getrecommendations! Published in 2023 at "ChemSusChem"
DOI: 10.1002/cssc.202202320
Abstract: One key challenge in the development of viable organic photovoltaic devices is to design component molecules that do not degrade during combined exposure to oxygen and light. They should thus remain comparatively unreactive towards singlet… read more here.
Keywords: imparting stability; singlet oxygen; oxygen; organic photovoltaic ... See more keywords
Recent Advances in Organic Photovoltaic Materials Based on Thiazole-Containing Heterocycles.
Sign Up to like & getrecommendations! Published in 2023 at "Macromolecular rapid communications"
DOI: 10.1002/marc.202300102
Abstract: Organic solar cells (OSCs) have achieved great progress driven by the rapid development of wide bandgap electron donors and narrow bandgap non-fullerene acceptors (NFAs). Among large amount of electron-accepting (A) building blocks, thiazole (Tz) and… read more here.
Keywords: materials based; photovoltaic materials; advances organic; organic photovoltaic ... See more keywords
Printed Organic Photovoltaic Modules on Transferable Ultra‐thin Substrates as Additive Power Sources
Sign Up to like & getrecommendations! Published in 2022 at "Small Methods"
DOI: 10.1002/smtd.202200940
Abstract: Thin‐film photovoltaics with functional components on the order of a few microns, present an avenue toward realizing additive power onto any surface of interest without excessive addition in weight and topography. To date, demonstrations of… read more here.
Keywords: additive power; power; organic photovoltaic; ultra thin ... See more keywords
17.1%-Efficiency organic photovoltaic cell enabled with two higher-LUMO-level acceptor guests as the quaternary strategy
Sign Up to like & getrecommendations! Published in 2020 at "Science China Chemistry"
DOI: 10.1007/s11426-019-9668-8
Abstract: Quaternary blended organic solar cells utilize four blended material components (one donor plus three acceptors, two donors and two acceptors, or three donors plus one acceptor) as the active layer materials. The use of four… read more here.
Keywords: lumo; quaternary strategy; acceptor guests; acceptor ... See more keywords
Processing Strategies for an Organic Photovoltaic Module with over 10% Efficiency
Sign Up to like & getrecommendations! Published in 2020 at "Joule"
DOI: 10.1016/j.joule.2019.11.006
Abstract: Summary A series of readily accessible and scalable benzo[1,2-b:4,5-b′]dithiophene (BDT)-2,5-dithienyl-thieno[3,4-c]pyrrole-4,6-dione (TPD-T2)-based donor polymers are utilized in organic photovoltaic (OPV) cells blended with the non-fullerene acceptor IT-4F. All polymers readily dissolve in chlorine-free solvents such as… read more here.
Keywords: processing strategies; module; module efficiency; strategies organic ... See more keywords
Benzodithiophene-based small molecules for vacuum-processed organic photovoltaic devices
Sign Up to like & getrecommendations! Published in 2020 at "Optical Materials"
DOI: 10.1016/j.optmat.2020.110354
Abstract: Abstract Benzo[1,2-b:4,5-b’]dithiophene (BDT) derivatives were evaluated as donor materials for the first time in vacuum-processed organic photovoltaic (OPV) devices. Simple BDT derivatives coupled with thiophene (M1), 3-methylthiophene (M2), and 3-(2-ethylhexyl)thiophene (M3) were synthesized and characterized… read more here.
Keywords: vacuum processed; organic photovoltaic; bdt derivatives; opv devices ... See more keywords
Printed semi-transparent large area organic photovoltaic modules with power conversion efficiencies of close to 5 %
Sign Up to like & getrecommendations! Published in 2017 at "Organic Electronics"
DOI: 10.1016/j.orgel.2017.03.013
Abstract: Abstract Currently, certified lab scale organic photovoltaic (OPV) cells reach efficiencies of more than 12% and life times of 10 years. For commercialization, it is necessary to understand which performance can be reached in fully… read more here.
Keywords: photovoltaic modules; area; semi transparent; organic photovoltaic ... See more keywords