Results 121 to 130 of about 3,860,798 (288)

Orbital Engineering through Strain‐Induced Spin–Orbit–Lattice Coupling in Sr2FeReO6 Double Perovskites

open access: yesAdvanced Functional Materials, EarlyView.
Epitaxial strain drives oxygen‐octahedral reconfiguration in Sr2FeReO6 double‐perovskite thin films, inducing orbital‐selective reconstruction of Re 5d states through modified Fe–O–Re hybridization. This coupled lattice–orbital response enables magnetic easy‐axis reversal and a transition from metallic‐like to semiconducting‐like transport.
Gahee Noh   +10 more
wiley   +1 more source

Integrated Multiband Smart Windows From UV to LWIR Based on Molecularly Engineered Thermochromic Hydrogels

open access: yesAdvanced Functional Materials, EarlyView.
A multiband smart window integrating a thermochromic poly (EEEA‐co‐NIPAM) hydrogel with functional layers, enabling dynamic VIS‐NIR solar modulation alongside UV shielding and low LWIR emissivity. The polymer network forms hydrogen‐bonding interactions, promoting chain collapse above a reduced lower critical solution temperature, and accelerating the ...
Jiashuo Sun   +17 more
wiley   +1 more source

Photon Pair Source based on PPLN‐Waveguides for Entangled Two‐Photon Absorption

open access: yesAdvanced Physics Research
Fluorescence excitation by absorption of entangled photon pairs offers benefits compared to classical imaging techniques, such as the attainment of higher signal levels at low excitation power while simultaneously mitigating phototoxicity.
Tobias Bernd Gäbler   +3 more
doaj   +1 more source

Bright semiconductor single-photon sources pumped by heterogeneously integrated micropillar lasers with electrical injections. [PDF]

open access: yesLight Sci Appl, 2023
Li X   +13 more
europepmc   +1 more source

Material Coupling in Hybrid Neuromorphic Devices: From Fundamentals to System‐Level Applications

open access: yesAdvanced Functional Materials, EarlyView.
Hybrid neuromorphic devices utilize heterointerfaces between emerging semiconductors, where charge transfer and trapping, ion or defect modulation, and photogating are translated into synaptic functions. This paper discusses coupling strategies that tailor interfacial electronic and ionic properties in organic semiconductors, metal oxides, two ...
Minsu So   +5 more
wiley   +1 more source

Photodynamics of Bright Subnanosecond Emission from Pure Single-Photon Sources in Hexagonal Boron Nitride. [PDF]

open access: yesNanomaterials (Basel), 2022
Gritsienko AV   +6 more
europepmc   +1 more source

Single-photon sources for quantum technologies - Results of the joint research project SIQUTE [PDF]

open access: yes, 2017
In this presentation, the results of the joint research project “Single-Photon Sources for Quantum Technologies” (SIQUTE) [1] will be presented. The focus will be on the development of absolutely characterized single-photon sources, on the realization of
Gregersen, Niels   +24 more
core  

Voltage Gated Ion Entry Into Two‐dimensional Angstrom‐Scale Channels

open access: yesAdvanced Functional Materials, EarlyView.
We demonstrate voltage‐gated ion transport through artificial Å‐scale slit channels (∼4 Å high) formed by van der Waals assembly of 2D materials. At low electric fields, ions are excluded while water permeates. Above a threshold voltage, nonlinear hysteretic conduction emerges, driven by ion dehydration and concentration‐dependent barriers, mimicking ...
Solleti Goutham   +10 more
wiley   +1 more source

Influence of refractive index matching on the photon diffuse reflectance [PDF]

open access: yes, 2002
Photon migration in a randomly inhomogeneous, highly scattering and absorbing semi-infinitemediumwith a plane boundary is considered by aMonte Carlo (MC) technique. The employed MC technique combines the statistical weight scheme and real photon paths
Churmakov, D. Y.   +2 more
core   +1 more source

Unity yield of deterministically positioned quantum dot single photon sources. [PDF]

open access: yesSci Rep, 2022
Laferrière P   +9 more
europepmc   +1 more source

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