Results 121 to 130 of about 1,452,975 (287)

Waveguide quantum electrodynamics: Collective radiance and photon-photon correlations

open access: yesReviews of Modern Physics, 2023
A. Sheremet   +4 more
semanticscholar   +1 more source

Dual Optical Hyperbolicity of PdCoO2 and PdCrO2 Delafossite Single Crystals

open access: yesAdvanced Functional Materials, Volume 36, Issue 1, 2 January 2026.
In this work, the hyperbolic response of PdCoO₂ and PdCrO₂ delafossites is investigated for the first time. They exhibit dual hyperbolic regimes, one localized around a phonon absorption in the mid‐infrared spectral region, and the other extending into the visible range.
Salvatore Macis   +14 more
wiley   +1 more source

Transverse recoil imprinted on free-electron radiation

open access: yesNature Communications
Phenomena of free-electron X-ray radiation are treated almost exclusively with classical electrodynamics, despite the intrinsic interaction being that of quantum electrodynamics. The lack of quantumness arises from the vast disparity between the electron
Xihang Shi   +4 more
doaj   +1 more source

Designing Kerr interactions using multiple superconducting qubit types in a single circuit

open access: yesNew Journal of Physics, 2018
The engineering of Kerr interactions is of great interest for processing quantum information in multipartite quantum systems and for investigating many-body physics in a complex cavity-qubit network.
Matthew Elliott   +2 more
doaj   +1 more source

Spatiotemporally Resolved Orbital Hall Effect in a Topological Semimetal

open access: yesAdvanced Materials, Volume 38, Issue 4, 16 January 2026.
Real‐space mapping of orbital angular momentum (OAM) transport is achieved using contact‐free polarimetric terahertz spectroscopy. This principle is applied to the topological semimetal Td‐WTe2, revealing the spatial separation of electrons into two distinct regions characterized by opposite out‐of‐plane OAM (±Lz).
Byung Cheol Park   +8 more
wiley   +1 more source

Beyond Conventional Cooling: Advanced Micro/Nanostructures for Managing Extreme Heat Flux

open access: yesAdvanced Materials, Volume 38, Issue 5, 22 January 2026.
This review examines the design, application, and manufacturing of biomimetic or engineered micro/nanostructures for managing high heat‐flux in multi‐level electronics by enhancing conductive, convective, phase‐changing, and radiative heat transfer mechanisms, highlighting their potential for efficient, targeted thermal management, and future prospects.
Yuankun Zhang   +7 more
wiley   +1 more source

Narrow Linewidth Spontaneous and Lasing Emissions from Open‐Access Microcavity‐Embedded Perovskite Quantum Dots

open access: yesAdvanced Optical Materials, Volume 14, Issue 1, 9 January 2026.
Continuous‐wave lasing from a small number of perovskite quantum dots is achieved by coupling their photoluminescence to open‐access curved dielectric cavities. This geometry confines their emission into a single optical mode, sharply narrowing linewidths in both spontaneous and lasing regimes.
Sunny Tiwari   +7 more
wiley   +1 more source

Electromagnetic fields with vanishing quantum corrections

open access: yesPhysics Letters B, 2018
We show that a large class of null electromagnetic fields are immune to any modifications of Maxwell's equations in the form of arbitrary powers and derivatives of the field strength.
Marcello Ortaggio, Vojtěch Pravda
doaj   +1 more source

Unveiling How Electric Fields Influence Electroluminescent Properties in Light‐Emitting Electrochemical Cells via Operando Optically Detected Magnetic Resonance

open access: yesAdvanced Optical Materials, Volume 14, Issue 4, 27 January 2026.
Electroluminescence‐detected magnetic resonance (ELDMR) is used to probe electron–hole pairs in light‐emitting electrochemical cells under operando conditions. The measurements reveal sweep‐dependent hysteresis linked to changes in the internal electric field, which governs recombination efficiency. These findings demonstrate the capability of ELDMR to
Haruka Tsutsumi   +3 more
wiley   +1 more source

Tunable Plasmons in Photoelectrochemical Water Splitting: An Overview

open access: yesAdvanced Sustainable Systems, Volume 10, Issue 1, January 2026.
Plasmonic materials based on non‐noble metals, including Al, Cu, metal oxides, and chalcogenides, enhance photoelectrochemical water splitting by improving solar light harvesting and catalytic activity. Their spectrally tunable localized surface plasmon resonance, low cost, and elemental abundance make them viable alternatives to noble metals ...
Vidhika Sharma   +3 more
wiley   +1 more source

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