Articles with "coherence length" as a keyword



Impact of Grain Size on Low‐Temperature Carrier Phase Coherence Length in Polycrystalline Halide Perovskite Films

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Published in 2025 at "Advanced Materials Interfaces"

DOI: 10.1002/admi.202500567

Abstract: Halide perovskites are now being studied for a full range of optoelectronic devices due to their excellent electronic and optical properties. This work explores the impact of grain boundaries on low‐temperature carrier transport in polycrystalline… read more here.

Keywords: temperature; low temperature; temperature carrier; polycrystalline ... See more keywords

Coherence length and quantum geometry in a dilute flat-band superconductor

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Published in 2024 at "Physical Review B"

DOI: 10.1103/physrevb.110.144505

Abstract: To explore the influence of quantum-geometric effects on the Ginzburg-Landau coherence length in a dilute flat-band superconductor, we adopt a BCS-BEC crossover approach to the multiband pyrochlore-Hubbard model near the critical temperature for superconductivity. Our… read more here.

Keywords: flat band; dilute flat; geometry; coherence length ... See more keywords

Observation of long phase-coherence length in epitaxial La-doped CdO thin films

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Published in 2017 at "Physical Review B"

DOI: 10.1103/physrevb.96.245310

Abstract: The search for long electron phase coherence length, which is the length that an electron can keep its quantum wave-like properties, has attracted considerable interest in the last several decades. Here, we report the long… read more here.

Keywords: thin films; phase coherence; coherence; cdo thin ... See more keywords

Localization of pairing correlations in nuclei within relativistic mean field models

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Published in 2018 at "Physical Review C"

DOI: 10.1103/physrevc.98.014310

Abstract: We analyze the localization properties of two-body correlations induced by pairing in the framework of relativistic mean field (RMF) models. The spatial properties of two-body correlations are studied for the pairing tensor in coordinate space… read more here.

Keywords: pairing correlations; mean field; relativistic mean; localization pairing ... See more keywords

Polariton Localization and Dispersion Properties of Disordered Quantum Emitters in Multimode Microcavities

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Published in 2022 at "Physical Review Letters"

DOI: 10.1103/physrevlett.130.213602

Abstract: Experiments have demonstrated that the strong light-matter coupling in polaritonic microcavities significantly enhances transport. Motivated by these experiments, we have solved the disordered multimode Tavis-Cummings model in the thermodynamic limit and used this solution to… read more here.

Keywords: localization dispersion; localization; dispersion; coherence length ... See more keywords

Evaluation of atmospheric coherent length of free-space optical links by using phase fluctuation.

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Published in 2024 at "Optics express"

DOI: 10.1364/oe.507075

Abstract: Atmospheric coherence length is one of the most crucial parameters for free-space optical (FSO) links, which can reflect the level of phase and amplitude fluctuations caused by the atmospheric turbulence. In this paper, we study… read more here.

Keywords: length; evaluation atmospheric; atmospheric coherence; free space ... See more keywords

Time domain diffuse correlation spectroscopy: modeling the effects of laser coherence length and instrument response function.

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Published in 2018 at "Optics letters"

DOI: 10.1364/ol.43.002756

Abstract: Diffuse correlation spectroscopy (DCS) is an optical technique that non-invasively quantifies an index of blood flow (BFi) by measuring the temporal autocorrelation function of the intensity fluctuations of light diffusely remitted from the tissue. Traditional… read more here.

Keywords: path lengths; dcs; coherence length; spectroscopy ... See more keywords

Projectile Coherence Effects in Twisted Electron Ionization of Helium

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Published in 2023 at "Atoms"

DOI: 10.3390/atoms11050079

Abstract: Over the last decade, it has become clear that for heavy ion projectiles, the projectile’s transverse coherence length must be considered in theoretical models. While traditional scattering theory often assumes that the projectile has an… read more here.

Keywords: coherence; coherence length; coherence effects; projectile coherence ... See more keywords

Measurement of Atmospheric Coherence Length from a Shack–Hartmann Wavefront Sensor with Extended Sources

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Published in 2024 at "Photonics"

DOI: 10.3390/photonics11121184

Abstract: Free Space Optical Communication (FSOC) is a wireless communication method that utilizes laser beams for high speed and secure data transmission. Its performance is affected by various factors, among which atmospheric turbulence causes random fluctuations… read more here.

Keywords: extended sources; shack hartmann; atmospheric coherence; coherence ... See more keywords