Results 191 to 200 of about 78,761 (235)

Fluorene‐Framework Engineering Enables Narrowband Red Multi‐Resonance Emitters for High‐Efficiency With Negligible Roll‐Off Toward BT.2020

open access: yesAngewandte Chemie, Volume 138, Issue 44, 26 October 2026.
σ‐Decoupled C9 fluorene‐framework topology control enables narrowband red MR emitters. SF‐BNO and PF‐BNO share the same BNO core, but differ in closed/open fluorene ring closure. SF‐BNO improves steric shielding and stability, while PF‐BNO enhances PLQY, orientation, and efficiency. Ex‐PSF and TE‐OLED architectures deliver ultra‐low efficiency roll‐off
Aradhya Rajput   +7 more
wiley   +2 more sources

Cytoplasmic Lipid Membrane Biogenesis in Prokaryotes: From Soluble Lipid Building Blocks to a Dynamic and Functional Boundary Layer

open access: yesChemBioChem, Volume 27, Issue 20, 28 October 2026.
Lipid membranes are fundamental to all prokaryotic life. Besides acting as barrier, by orienting as hydrophobic bilayer, lipids are involved in a wide variety of other cellular processes. As a consequence, prokaryotic membranes are dynamic entities that switch their lipid composition as required; a process that requires tight interplay with the lipid ...
Sergiy Gan, Marten Exterkate
wiley   +1 more source

High‐Resolution Angle‐Resolved Photoelectron Spectroscopy of Cu 5 − $Cu_{5}^{-}$ Clusters

open access: yesChemPhysChem, Volume 27, Issue 20, 28 October 2026.
Photoemission from a cluster anion often leaves the neutral cluster in a vibrationally excited state, which alters both the kinetic energy of the emitted electron and its angular distribution. Measuring these distributions therefore not only characterises the neutral cluster, but also the electron/ion coupling during photoemission.
Lukas Weise   +2 more
wiley   +1 more source

Challenges and Perspectives for an Extended Use of the Dye‐Sensitized Solar Cells

open access: yesSolar RRL, Volume 10, Issue 20, 28 October 2026.
DSSC is a photoelectrochemical technology that will support the energy transition. DSSCs initiated the building‐integrated photovoltaics sector and are now proposed in agrivoltaics, archaeophotovoltaics and as indoor solution for powering the Internet of Things. The wavelength selectivity for photoconversion renders DSSCs unique in photovoltaics ambit.
Danilo Dini   +6 more
wiley   +1 more source

Orchestrating Anion–π+ Interactions to Accelerate Metal‐Free Room‐Temperature Phosphorescence

open access: yesAngewandte Chemie, Volume 138, Issue 43, 19 October 2026.
Tuning anion–π+ interactions in pyridinium iodide contact ion pairs enables ultrafast metal‐free room‐temperature phosphorescence (540–605 nm) with radiative rates up to 5.2×105 s−1. Strong iodide→π+ charge‐transfer coupling, enhanced spin–orbit interactions, and dynamic ion‐pair organization accelerate intersystem crossing and emission, establishing ...
Eetu Hakkarainen   +12 more
wiley   +2 more sources

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