Results 111 to 120 of about 15,183 (303)

Synthesis of Unsymmetric Bis(heteroaryl) Selenides by Rhodium‐Catalyzed Exchange Reaction of Heteroaryl Fluorides and Ethers Using Se‐Heteroaryl Carboselenoates

open access: yesEuropean Journal of Organic Chemistry, EarlyView.
Various unsymmetric bis(heteroaryl) selenides are synthesized by the rhodium‐catalyzed exchange reaction of heteroaryl fluorides and ethers with Se‐heteroaryl 1‐adamatanecarboselenoates. The synthetic method is applicable to a broad range of five‐ and six‐membered heteroaryl derivatives and provides compounds containing multiple heteroatoms.
Masana Yazaki   +3 more
wiley   +1 more source

Editorial: Environmental bioremediation: application of enzymes and microbes. [PDF]

open access: yesFront Bioeng Biotechnol, 2023
Cheng X   +3 more
europepmc   +1 more source

Impact of Dopant‐Free Hole Transport Materials on the Performance of Layered Cs3Sb2I9 Perovskite Solar Cells

open access: yesEnergy Technology, EarlyView.
Lead‐free Cs3Sb2I9 perovskite solar cells incorporating dopant‐free hole transport materials (HTMs), P3HT, PTB7, and CuSCN, are investigated. Among them, P3HT exhibits the highest performance, achieving a power conversion efficiency of 2.44% with superior device stability.
Brian Owuor   +7 more
wiley   +1 more source

Multifunctional ionic liquid boosts the efficiency of hole transport layer‐free carbon‐based perovskite solar cells beyond 20%

open access: yesFlexMat, EarlyView.
HTL‐free carbon‐based PSCs are promising in stability but limited by efficiency. Systematic screening identifies DMAFo as an optimized ionic‐liquid additive: the DMA+ regulates lattice distortion and relieves residual stress, while Fo‒ passivates halide vacancies, and ameliorates band‐alignment.
Zhiyang Ju   +10 more
wiley   +1 more source

Elucidating the origin of open‐circuit voltage in ternary organic solar cells with a nonfullerene and a fullerene acceptor

open access: yesInfoMat, EarlyView.
Fullerenes tend to alloy with polymer:nonfullerene acceptor hosts, yielding composition‐dependent increases in open‐circuit voltage while recombination remains governed by the charge‐transfer state energy and is independent of the nature of the third component.
Dominic Blätte   +14 more
wiley   +1 more source

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