Results 171 to 180 of about 23,431 (298)

Hydrothermal Liquefaction of Digestate and Copyrolysis of Hydrochar-Straw Blends: An Integrated Approach for Bio-crude and Biochar Production. [PDF]

open access: yesEnergy Fuels
Grottola CM   +8 more
europepmc   +1 more source

A green solvent processable, self‐doped N‐annulated perylene butyl tetraester applied as a solar cell cathode interlayer

open access: yesPolymer International, EarlyView.
A new organic molecular cathode interlayer is presented built upon the perylene butyl tetraester scaffold. The new molecule incorporates N‐annulation and a functional amine group to control optical, electrochemical and physical properties and delivers excellent solar cell performance. Abstract We report a new amino‐bay‐substituted, N‐annulated perylene
Kathryn M Wolfe   +7 more
wiley   +1 more source

Exploring the Impedance Spectroscopy in Hole‐Conductor‐Free Mesoscopic Perovskite Solar Cells

open access: yesProgress in Photovoltaics: Research and Applications, EarlyView.
This study employs impedance spectroscopy (IS) to investigate the carrier dynamics of printable perovskite solar cells (p‐MPSCs). The exceptional stability of p‐MPSCs enables reliable IS measurements under various conditions. We develop an equivalent circuit model to analyze the IS data, linking each circuit element to specific dynamic processes.
Cheng Qiu   +5 more
wiley   +1 more source

Chiral Bifacial Indacenodithiophene‐Based Hole‐Transport Materials With Chirality‐Induced Spin Selectivity: Chirality‐Spin Polarity Correspondence and Perovskite Passivation

open access: yesSmall, EarlyView.
Homochiral bifacial indacenodithiophene (IDT)‐based hole‐transport materials form amorphous spin‐coated films showing pronounced chirality‐induced spin selectivity (CISS) with spin polarization ≈ 60%, and reveal a robust chirality–spin‐polarity correspondence.
Shuang Li   +3 more
wiley   +1 more source

Mitigating Residual FAI for Air‐Stable FAPbI3 LEDs

open access: yesSmall, EarlyView.
Treating FAI‐rich FAPbI3 perovskite films with the multifunctional molecule DEAET, combining a protonated amine and a thiol group, effectively regulates residual surface organic‐halide species, suppresses non‐radiative recombination, and modifies interfacial energetics. The resulting near‐infrared perovskite LEDs achieve 14% external quantum efficiency
Spyros Orfanoudakis   +9 more
wiley   +1 more source

High‐Performance Self‐Powered Perovskite Photodiodes for Blue‐Light Detection Using Anisole‐Assisted Precursor Engineering

open access: yesSmall, EarlyView.
Anisole‐assisted precursor engineering provides a simple route to high‐quality perovskite films for self‐powered blue‐light photodetection. Anisole promotes grain growth and suppresses pinholes, reducing dark current while improving external quantum efficiency and detectivity.
Kyu Young Kim   +3 more
wiley   +1 more source

Molecularly Regulated Dynamic Interfaces in 3D/2D Perovskites Enabled by Functional Pyridinium Ionic Liquids

open access: yesSmall, EarlyView.
1‐butyl‐4‐methylpyridinium tetrafluoroborate (BMPyBF4) interacts with excess PbI2 during film formation, driving the formation of a low‐dimensional perovskite phase and enabling the self‐organization of a 3D/2D interfacial structure. This molecularly regulated interface suppresses defect‐mediated recombination and facilitates interfacial charge ...
Bulent Alkan   +9 more
wiley   +1 more source

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