Results 211 to 220 of about 24,867 (278)

Short-wave magnons with multipole spin precession detected in the topological bands of a skyrmion lattice. [PDF]

open access: yesCommun Mater
Che P   +9 more
europepmc   +1 more source

A Clarification on Quantum‐Metric‐Induced Nonlinear Transport

open access: yesAdvanced Science, Volume 13, Issue 7, 3 February 2026.
How does the quantum metric truly govern the nonlinear transport? The longstanding theoretical discrepancies are resolved in quantum‐metric‐induced nonlinear transport and the correct intrinsic nonlinear conductivity is identified. Furthermore, a toy model is engineered to suppress the competing effects, uniquely highlighting the role of quantum metric
Xiao‐Bin Qiang   +4 more
wiley   +1 more source

Persistent Magnetism and Tunable Doping of Monolayer Graphene via Europium Density Modulation

open access: yesAdvanced Science, Volume 13, Issue 7, 3 February 2026.
The modulation of europium density at the graphene/rhenium interface enables electron doping of monolayer graphene both beneath and beyond the van Hove singularity. The interfacial europium is ferromagnetic, with a transition from a mixed Eu(II)/Eu(III) valence in the dense phase to a pure Eu(II) state in the diluted phase.
M. Jugovac   +9 more
wiley   +1 more source

Dynamic tuning of Bloch modes in anisotropic phonon polaritonic crystals. [PDF]

open access: yesLight Sci Appl
Xu J   +13 more
europepmc   +1 more source

MIM‐Diode‐Like Rectification in Lateral 1T/1H/1T‐MoS2 Homojunctions via Interfacial Dipole Engineering

open access: yesAdvanced Electronic Materials, Volume 12, Issue 3, 4 February 2026.
The metallic 1T and semiconducting 1H phases of MoS2 enable phase‐engineered 1T/1H/1T homojunctions that exhibit MIM‐diode‐like rectification without dissimilar electrodes. Asymmetric 1T/1H interfaces induce interface dipoles and a built‐in potential drop across the 1H barrier, creating a trapezoidal tunnel barrier at zero bias and yielding diode‐like ...
Elias Eckmann   +3 more
wiley   +1 more source

Anomalous Magnetization Dynamics After Dual Optical Excitation

open access: yesAdvanced Physics Research, Volume 5, Issue 2, February 2026.
We demonstrate that dual‐pump femtosecond excitation in copper leads to a pronounced, non‐additive change in spin and orbital relaxation dynamics compared to single‐pulse excitation. Time‐resolved magneto‐optical Kerr effect measurements reveal a 2.5× increase in angular momentum decay time, highlighting a new route to ultrafast control of electronic ...
Sergii Parchenko   +2 more
wiley   +1 more source

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