Results 151 to 160 of about 890,334 (313)

Mechanochromic Organic Materials: Molecular Mechanisms and Multidimensional Applications

open access: yesAdvanced Physics Research, EarlyView.
Mechanochromic (MC) organic materials change color in response to mechanical force. This review elucidates the molecular mechanisms (e.g., aggregation‐induced emission, AIE) and explores their multidimensional applications in sensors, anti‐counterfeiting, biomedical devices, and structural health monitoring, providing a roadmap for future smart ...
Xiaozhe Yin   +5 more
wiley   +1 more source

Beltrami fields, dispersive electromagnetic waves and gravitational spheromaks from chiral anomaly

open access: yesPhysics Letters B
In this note, we focus on the backreaction effects due to the chiral anomaly. The chiral anomaly modifies conserved currents, introducing new contributions.
Sergey N. Solodukhin
doaj   +1 more source

Mixed gauge and gravitational chiral anomalies

open access: yesPhysics Letters B, 1985
Abstract We consider critically some recent results on the breaking of global and local Lorentz invariance by a chiral fermion coupled to a gauge field, and we obtain a new formulation of mixed gauge gravitational anomalies that shows in particular an equivalence among Lorentz, Einstein and gauge anomalies.
CANESCHI L, VALTANCOLI, PAOLO
openaire   +2 more sources

Temperature‐robust exchange bias and spin‐orbit torque switching in van der Waals heterostructure

open access: yesInfoMat, EarlyView.
Exchange bias (EB) in ferromagnetic/antiferromagnetic materials enables high‐density spintronic devices. A Fe3GaTe2/NiPS3 heterostructure exhibits EB up to 150 K, with spin orbit torque switching observed in both stacking orders. Interface layer effects induce net magnetism and magnetization flipping via Fe3GaTe2 domains, with strong interlayer ...
Obaid Iqbal   +10 more
wiley   +1 more source

Topological Engineering of High‐Order Exceptional Points Through Transformation Optics

open access: yesLaser &Photonics Reviews, EarlyView.
A novel framework leveraging transformation optics is introduced for engineering high‐order exceptional points (EPs) in nanophotonic systems. By linking these spectral singularities to physically accessible parameters, this approach enables the design of complex EPs, including third and fourth‐order EPs in coupled nanowire systems.
Kaiyuan Wang   +3 more
wiley   +1 more source

Positive Magnetoresistance and Chiral Anomaly in Exfoliated Type-II Weyl Semimetal Td-WTe2. [PDF]

open access: yesNanomaterials (Basel), 2021
Adhikari R   +7 more
europepmc   +1 more source

CONSISTENT GRAVITATIONAL ANOMALIES FOR CHIRAL SCALARS [PDF]

open access: yesThe Twelfth Marcel Grossmann Meeting, 2012
3 pages, 1 figure, LaTeX, To appear in the Proceedings of the 12th Marcel Grossmann Meeting, Paris (France)
openaire   +2 more sources

Two‐Dimensional Transition Metal Dichalcogenides Properties Enhanced by Nano‐ and Micro‐Scale Shape Control

open access: yesMetalMat, EarlyView.
This review explores current strategies for shaping two‐dimensional transition metal dichalcogenides (TMDs) beyond their planar form. It highlights how strain engineering, nanopatterning, and growth on complex substrates modulate their mechanical, optical, and electronic properties.
C. Grazianetti   +6 more
wiley   +1 more source

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