Results 71 to 80 of about 246,721 (295)

Research on Calculation Method of Molecular Interference Effect of Photon-atomic Coherent Scattering

open access: yesYuanzineng kexue jishu
Coherent scattering is the theoretical basis of X-ray diffraction, which is widely used in the field of materials. A functional module to calculate the nondestructive testing of photon-atomic and photon-molecular coherent scattering cross sections is ...
XU Ning, ZU Tiejun, CAO Liangzhi, WU Hongchun
doaj   +1 more source

Hydrodynamic Correlation Functions of a Driven Granular Fluid in Steady State [PDF]

open access: yes, 2010
We study a homogeneously driven granular fluid of hard spheres at intermediate volume fractions and focus on time-delayed correlation functions in the stationary state.
Aspelmeier, Timo   +2 more
core   +3 more sources

Enhanced Gamma Radiation Shielding Using Epoxy Quartz Fabric Composites Reinforced With CoCl2 Microparticles

open access: yesAdvanced Engineering Materials, EarlyView.
The growing demand for lightweight, nontoxic, and multifunctional gamma shielding materials has intensified efforts to find alternatives to conventional lead and aluminum‐based protectants. In this work, we develop epoxy quartz fabric composites reinforced with cobalt chloride (CoCl2) microparticles, fabricated via hand lay‐up with varying filler ...
Summan Urooge   +7 more
wiley   +1 more source

Squeezing Light via Levitated Cavity Optomechanics

open access: yesPhotonics, 2022
Squeezing light is a critical resource in both fundamental physics and precision measurement. Squeezing light has been generated through optical-parametric amplification inside an optical resonator.
Guoyao Li, Zhang-Qi Yin
doaj   +1 more source

Demonstration of an All‐Optical AND Gate Mediated by Photochromic Molecules

open access: yesAdvanced Functional Materials, EarlyView.
A logic AND gate that runs on photons is demonstrated. It relies on two spatially separated photochromic molecules that work in tandem. Abstract The realization of a photonic logic AND gate, i.e. a logic AND gate that runs on photons rather than electrons, and where all steps are controlled by light, is demonstrated. In a proof‐of‐principle experiment,
Heyou Zhang   +7 more
wiley   +1 more source

Coherent Raman Scattering Spectral Shapes in a Strong Excitation Regime (Model Calculations)

open access: yesPhotonics
The influence of the interference between coherent processes in third-order nonlinear Raman scattering on the spectral shapes of Raman-scattered light waves is numerically modeled and discussed in the cases of commonly used coherent Raman spectroscopy ...
Georgi B. Hadjichristov
doaj   +1 more source

Coherence effects in scattering order expansion of light by atomic clouds [PDF]

open access: yes, 2014
We interpret cooperative scattering by a collection of cold atoms as a multiple scattering process. Starting from microscopic equations describing the response of $N$ atoms to a probe light beam, we represent the total scattered field as an infinite ...
Bachelard, Romain   +5 more
core   +3 more sources

Coherent Elastic Neutrino-Nucleus Scattering

open access: yesJournal of Physics: Conference Series, 2015
Abstract Coherent elastic neutrino-nucleus scattering (CEvNS), the gentlest kind of interaction of a neutrino with an entire nucleus, was first predicted in 1974, but not observed until 2017 by the COHERENT collaboration. COHERENT and many other experiments are pursuing further measurements of this low momentum transfer process.
openaire   +1 more source

Selective Benzene Capture by Metal‐Organic Frameworks

open access: yesAdvanced Functional Materials, EarlyView.
Metal‐organic frameworks (MOFs) hold significant potential for capturing benzene from air emissions and hydrocarbon mixtures in liquid phases. This capability stems from their precisely engineered structures, versatile chemistries, and diverse binding interactions.
Zongsu Han   +4 more
wiley   +1 more source

Observation of coherent backscattering of light by cold atoms

open access: yes, 2000
Coherent backscattering (CBS) of light waves by a random medium is a signature of interference effects in multiple scattering. This effect has been studied in many systems ranging from white paint to biological tissues.
Akkermans E   +19 more
core   +1 more source

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