Results 81 to 90 of about 10,226,544 (213)

Propagation Properties of the COAM Matrix of Twisted Gaussian Schell-Model Beams in Non-Kolmogorov Turbulence

open access: yesPhotonics
Based on the extended Huygens–Fresnel principle and mode expansion theory, we derive the expression for the Coherence-Orbital Angular Momentum (COAM) matrix of twisted Gaussian Schell-model (TGSM) beams propagating through non-Kolmogorov turbulence ...
Jie Miao   +5 more
doaj   +1 more source

Lagrangian Time Scale of Passive Rotation for Mesoscale Particles in Turbulence

open access: yesFrontiers in Marine Science, 2020
Turbulence induces rotation in the living and the non-living materials in the ocean. The time scale of rotation for a living organism is important in understanding an organism's feeding efficiency, mating, prey capture rate, etc.
Ankur D. Bordoloi   +2 more
doaj   +1 more source

Exploring Spatial Patterns in Inefficiency Using a Stationary Gaussian Random Field

open access: yesOxford Bulletin of Economics and Statistics, EarlyView.
ABSTRACT This article presents a semiparametric stochastic frontier model that accounts for unobserved spatial heterogeneity in inefficiency by incorporating a stationary Gaussian random field based on geographic coordinates into the inefficiency scaling function. This approach captures spatial patterns in inefficiency at a fine scale.
Ioannis Skevas
wiley   +1 more source

Optical Communication Performance of Cylindrical Vector Partially Coherent Laguerre–Gaussian Beams in Atmospheric Turbulence

open access: yesPhotonics
The optical communication performance of cylindrical vector partially coherent Laguerre–Gaussian (PCLG) beams in different atmospheric turbulence models are investigated.
Meng Liu   +6 more
doaj   +1 more source

Antisolvent crystallization of lithium hydroxide monohydrate: Significant factors and kinetics analysis

open access: yesThe Canadian Journal of Chemical Engineering, Volume 104, Issue 10, Page 5383-5396, October 2026.
Abstract Crystallization is the final stage in lithium hydroxide monohydrate (LiOH · H2O) production, and antisolvent crystallization offers a lower‐energy route compared with evaporative methods. In this study, we investigated bench‐scale ethanol‐based antisolvent crystallization of LiOH · H2O, and identified the significant impact parameter via a ...
Chentao He, Liuyin Xia
wiley   +1 more source

Statistics of surface gravity wave turbulence in the space and time domains [PDF]

open access: yes, 2010
We present experimental results on simultaneous space–time measurements for the gravity wave turbulence in a large laboratory flume. We compare these results with predictions of the weak turbulence theory (WTT) based on random waves, as well as with ...
Nazarenko, Sergey   +3 more
core   +1 more source

XY model for cascade transfer

open access: yesPhysical Review Research, 2022
We propose a modified XY model in which cascade transfer emerges from spatially local interactions where the spin corresponds to the “velocity” of a turbulent field.
Tomohiro Tanogami, Shin-ichi Sasa
doaj   +1 more source

Equivalent refractive-index structure constant of non-Kolmogorov turbulence

open access: yesOptics Express, 2015
The relationship between the non-Kolmogorov refractive-index structure constant and the Kolmogorov refractive-index structure constant is derived by using the refractive-index structure function and the variance of refractive-index fluctuations. It shows that the non-Kolmogorov structure constant is proportional to the Kolmogorov structure constant and
Yujie, Li   +3 more
openaire   +2 more sources

Prophylactic ureteral stent placement for the prevention of urinary tract injuries in women with placenta accreta spectrum undergoing peripartum cesarean hysterectomy: A retrospective cohort study

open access: yesActa Obstetricia et Gynecologica Scandinavica, Volume 105, Issue 10, Page 2023-2029, October 2026.
Prophylactic ureteral stent placement was associated with a reduced risk of urinary tract injury in women with placenta accreta spectrum undergoing peripartum cesarean hysterectomy, independent of prior cesarean number. Abstract Introduction This retrospective cohort study investigated whether preoperative bilateral ureteral stent placement reduces ...
Hasan Berkan Sayal   +5 more
wiley   +1 more source

Average Polarization of Electromagnetic Gaussian Schell-Model Beams through Anisotropic Non-Kolmogorov Turbulence [PDF]

open access: yesRadioengineering, 2016
Polarization properties of electromagnetic Gaussian Schell-model beams propagating through the anisotropic non-Kolmogorov turbulence of marine-atmosphere channel are studied based on the cross-spectral density matrix.
Yuanhang Zhao, Yixin Zhang, Qiu Wang
doaj  

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