Results 31 to 40 of about 12,538 (215)

Trapping Two Types of Particles Using a Laguerre–Gaussian Correlated Schell-Model Beam

open access: yesIEEE Photonics Journal, 2016
Based on the Rayleigh scattering theory, the radiation forces and the trap stiffness on Rayleigh dielectric sphere induced by a focused Laguerre–Gaussian correlated Schell-model (LGCSM) beam are theoretically studied.
Yuan Zhou   +5 more
doaj   +1 more source

Circular Polarimetry of Hard X-rays with Rayleigh Scattering

open access: yesAtoms, 2022
We present a theoretical investigation of the elastic Rayleigh scattering of X-rays by atomic targets. Special attention is paid to the question of how the polarization of the scattered photons is affected if the incident light is itself polarized.
Sophia Strnat   +5 more
doaj   +1 more source

Phase Engineering of Atomically Precise Nanoclusters (APNCs) of Gold and Beyond

open access: yesAdvanced Materials, EarlyView.
Engineering the structural phase of materials is of paramount importance for both fundamental research and practical applications. In this Review, we summarize the recent progress in controlling the phases of atomically precise nanoclusters (APNCs) of gold, silver and copper, as well as bimetallic systems. The phase‐enabled material properties of APNCs
Yitong Wang   +4 more
wiley   +1 more source

Surface Crack Monitoring by Rayleigh Waves with a Piezoelectric-Polymer-Film Ultrasonic Transducer Array

open access: yesSensors, 2023
This paper presents a method for measuring surface cracks based on the analysis of Rayleigh waves in the frequency domain. The Rayleigh waves were detected by a Rayleigh wave receiver array made of a piezoelectric polyvinylidene fluoride (PVDF) film and ...
Xiaotian Li   +8 more
doaj   +1 more source

A Super‐Adhesive Air Filter With Capillarity‐Mediated Spontaneous Particle Absorption via Dynamic Bond Exchange

open access: yesAdvanced Materials, EarlyView.
We address the inherently weak particle adhesion of conventional air filters by coating a dynamically crosslinked adhesive layer that delivers capillarity‐driven strong adhesion and particle absorption mediated by dynamic bond exchange. The resulting enhancement in particle adhesion enables efficient ultrafast (up to 20 m s−1) and omnidirectional ...
Junyong Park   +11 more
wiley   +1 more source

Atmospheric Gaseous Radiation, Part I: Gaseous Absorption and Rayleigh Scattering in UV‐Visible Region, and UV Index Prediction

open access: yesJournal of Advances in Modeling Earth Systems
The ultraviolet (UV) and visible spectral regions account for about half of the solar incoming energy, making the accurate treatment of ozone, oxygen and water vapor and Rayleigh scattering in this region crucial for understanding solar radiation ...
Jiangnan Li, Robin J. Hogan
doaj   +1 more source

Rayleigh and Raman Scattering from Alkali Atoms

open access: yesAtoms, 2020
Two computational methods developed recently [McNamara, Fursa, and Bray, Phys. Rev. A 98, 043435 (2018)] for calculating Rayleigh and Raman scattering cross sections for atomic hydrogen have been extended to quasi one-electron systems.
Adam Singor   +3 more
doaj   +1 more source

Numerical study of Rayleigh wave interaction with wedge geometry

open access: yesActa Acustica, 2023
This article aims to study the interaction of Rayleigh or surface wave with a varying angled wedge using numerical simulations. This work uses numerical tools to understand this complex problem and fills some existing gaps such as the influence of ...
Vu Alex, Chakrapani Sunil Kishore
doaj   +1 more source

Phase Engineering of Nanomaterials (PEN): Evolution, Current Challenges, and Future Opportunities

open access: yesAdvanced Materials, EarlyView.
This review summarizes the synthesis, phase transition, advanced characterization spanning ex situ to in situ and operando techniques, and diverse applications of phase engineering of nanomaterials (PEN). It further outlines key challenges and future opportunities, such as phase stability, architecture control, and artificial intelligence (AI)‐driven ...
Ye Chen   +7 more
wiley   +1 more source

CANCELLATION OF THE COUNTER CHANNELS EFFECTS IN DUPLEX SINGLE-FIBER OPTICAL PATHS WITHOUT WAVELENGTH DIVISION MULTIPLEXING

open access: yesДоклады Белорусского государственного университета информатики и радиоэлектроники, 2019
An analysis of the Rayleigh scattering effect on the work of duplex single-fiber optical path without wavelength division multiplexing of counter channels using heterodyne detection was made in this paper. Characteristics of the Rayleigh scattering noise
V. N. Uryadov   +3 more
doaj  

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