Results 211 to 220 of about 167,510,774 (241)
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Bessel beam superposition for analyzing off-axial scattering, forces, and torques

Journal of the Acoustical Society of America, 2018
Illumination of an arbitrary-order Bessel beam on an off-axial object is expanded as illuminations of a series of Bessel beam components of different orders on an axially centered object [L. Zhang, J. Acoust. Soc. Am. 143(5), 2796–2800 (2018)].
Likun Zhang
semanticscholar   +1 more source

Framework-optimized structural beams with spatially superimposed modes

2024 International Conference on Optoelectronic Information and Optical Engineering (OIOE 2024)
We propose a parametric structured-beam synthesis framework for improving free-space optical (FSO) transmission performance under atmospheric turbulence.
Feng Gong, Ming-Hao Wang
semanticscholar   +1 more source

61. Dose-area-product determination with large planes-parallel ionization chambers: New approach to reference dosimetry in active scanning protontherapy

Physica medica (Testo stampato), 2018
Purpose Reference dosimetry in pencil beam scanning (PBS) proton therapy is not still well established. Recently a few experiences dealing with the use of large area planes-parallel ionization chambers (LPPICs) in determining integrated-dose-to-water ...
S. Lorentini, M. Schwarz
semanticscholar   +1 more source

Complete mode spectrum characterization for 1924 complex structured laser fields based on deep learning

Journal of Optics
Laser transverse mode analysis is of significance for laser applications. In beam quality analysis, the M2 factor measurement is commonly used. However, it only reflects the transverse mode orders and can hardly represent the detailed information of ...
Lianghaoyue Zhang   +7 more
semanticscholar   +1 more source

Two‐Dimensional Hybrid Simulations of Compressive Structures Formed During Ion‐Ion Beam Instabilities

Journal of Geophysical Research - Space Physics
Foreshock compressive structures are often linked to the formation of magnetosheath jets—high dynamic pressure structures frequently observed downstream of quasi‐parallel shocks.
Jun-Yi Ren   +5 more
semanticscholar   +1 more source

Investigation of the Effect of Defocusing on Interference Patterns Obtained in X-Ray Three-Block Interferometers

Поверхность Рентгеновские синхротронные и нейтронные исследования
The results of studying the effect of defocusing on interference patterns obtained in X-ray three-block interferometers are presented. Three-block defocused interferometers without a thick block analyzer, with a thick block analyzer and with a separate ...
H. Drmeyan, M. Vasilyan
semanticscholar   +1 more source

Parallel Detection of OAM States Carried by Coaxial Bessel Beams

IEEE Photonics Technology Letters, 2016
Yang-Sheng Yuan   +3 more
semanticscholar   +1 more source

Multichannel Superposition of Grafted Perfect Vortex Beams

Advanced Materials, 2022
Muhammad Afnan Ansari   +2 more
exaly  

Superposition of shifted Laguerre–Gaussian beams

Optik, 2021
Yashar Azizian-Kalandaragh   +2 more
exaly  

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