Results 171 to 180 of about 1,059,392 (308)

Chasing Charge Carriers: Diffusion Dynamics in Mixed‐n Quasi‐2D Colloidal MAPbBr3 Perovskites

open access: yesAdvanced Functional Materials, EarlyView.
Metal halide perovskites are noted for their tunable optical properties. Colloidal synthesis allows the formation of differently shaped perovskite nanocrystals with varying optical and carrier transport behavior. Three MAPbBr3 morphologies are characterized: nanoplatelets, nanosheets, and nanostripes.
Ronja Maria Piehler   +5 more
wiley   +1 more source

Protecting quantum information encoded in decoherence-free states against exchange errors [PDF]

open access: green, 2000
Daniel A. Lidar   +3 more
openalex   +1 more source

Quantum Information and Holography [PDF]

open access: yesAdvances in High Energy Physics, 2019
Juan F. Pedraza   +4 more
openaire   +2 more sources

High‐Entropy Magnetism of Murunskite

open access: yesAdvanced Functional Materials, EarlyView.
The study of murunskite (K2FeCu3S4) reveals that its magnetic and orbital order emerges in a simple I4/mmm crystal structure with complete disorder in the transition metal positions. Mixed‐valence Fe ions randomly occupy 1/4 of the tetrahedral sites, with the remaining 3/4 being filled by non‐magnetic Cu+ ions.
Davor Tolj   +18 more
wiley   +1 more source

Degeneracy-breaking and long-lived multimode microwave electromechanical systems enabled by cubic silicon-carbide membrane crystals

open access: yesNature Communications
Cubic silicon-carbide crystals (3C-SiC), known for their high thermal conductivity and in-plane stress, hold significant promise for the development of high-quality (Q) mechanical oscillators.
Yulong Liu   +5 more
doaj   +1 more source

Correction: An exchange coupled meso-meso linked vanadyl porphyrin dimer for quantum information processing. [PDF]

open access: yesChem Sci, 2022
Ranieri D   +8 more
europepmc   +1 more source

Excitonic Emission Modulation in GaSe/MoS2 Van Der Waals Heterostructure Via Plasmonic Control of Interlayer Charge Transfer

open access: yesAdvanced Functional Materials, EarlyView.
Plasmonic hybridization enables control of light emission in 2D van der Waals heterojunctions. By stacking multilayer GaSe and monolayer MoS2 on a silver film, light emission is enhanced at the edges due to plasmonic effects. In the center, where these effects are absent, charge transfer led to reduced light emission.
Jung Ho Kim   +5 more
wiley   +1 more source

Quantum-classical separations in shallow-circuit-based learning with and without noises

open access: yesCommunications Physics
An essential problem in quantum machine learning is to find quantum-classical separations between learning models. However, rigorous and unconditional separations are lacking for supervised learning.
Zhihan Zhang   +3 more
doaj   +1 more source

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