Results 191 to 200 of about 78,535 (255)

Anomalous Valley Zeeman Splitting Induced by In‐plane Magnetic Fields in a Mo0.7W0.3Se2 Monolayer

open access: yesAdvanced Quantum Technologies, Volume 9, Issue 4, April 2026.
In‐plane magnetic fields produce an anomalous valley Zeeman splitting in a Mo0.7W0.3Se2${\rm Mo}_{0.7}{\rm W}_{0.3}{\rm Se}_2$ monolayer – a response forbidden in binary transition‐metal dichalcogenides. Photoluminescence g‐factors of ‐6 to ‐7 exceed resonant scattering values by a factor of four, revealing a many‐body origin.
Janina J. Schindler   +6 more
wiley   +1 more source

A Machine Learning‐Guided Search of Cu‐Based Bimetallic Alloys That Favor CO Dimerization in CO2$_2$RR

open access: yesChemSusChem, Volume 19, Issue 6, 27 March 2026.
A machine learning–driven screening identifies Cu‐based bimetallic alloys that enhance CO–CO coupling in CO2 electroreduction. Using interpretable geometric and elemental features, the framework predicts CO adsorption behavior across thousands of sites, highlighting CuGa, CuAg, CuAl, CuAu, CuZn, and CuIn as promising catalysts for selective C2 ...
Mattia Salomone   +5 more
wiley   +1 more source

Helically Magnetized Plasma: From Photonic Fermi‐Arc Metal to Chirality‐Free Uniaxial Medium

open access: yesNanophotonics, Volume 15, Issue 5, 16 March 2026.
A helically modulated magnetic field in magnetized plasma realizes a photonic Fermi‐arc metal, enabling full analytical tracking of Weyl node evolution. As modulation strengthens, opposing‐chirality Fermi arcs hybridize and recombine, yielding a chirality‐free uniaxial optical medium without conventional node annihilation.
Wanxia Huang   +4 more
wiley   +1 more source

Zwischen Ordnung und Verwirrung: Missverständnisse in der Nomenklatur von Kohlenstoffmaterialien

open access: yesAngewandte Chemie, Volume 138, Issue 11, 9 March 2026.
Trotz der vielfältigen Einsatzmöglichkeiten von Kohlenstoffmaterialien führen uneinheitliche Terminologie und unzureichende Charakterisierung – insbesondere im Hinblick auf die Ordnung der zugrunde liegenden Graphenen – häufig zu Fehlinterpretationen. Der Artikel klärt Begriffe wie Graphit, graphitischer Kohlenstoff, nicht‐graphitischer Kohlenstoff und
Chantal Glatthaar   +3 more
wiley   +1 more source

Between Order and Confusion: Clearing up Structural Misconceptions in Carbon Materials Nomenclature

open access: yesAngewandte Chemie International Edition, Volume 65, Issue 11, 9 March 2026.
Despite the versatile use of carbon materials, inconsistent terminology and inadequate characterization – especially regarding graphene structures based on sp2‐hybridized carbon atoms – often cause confusion. This perspective clarifies terms like graphite, graphitic carbon, non‐graphitic carbon, and amorphous carbon by aligning IUPAC definitions with X‐
Chantal Glatthaar   +3 more
wiley   +1 more source

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