Results 181 to 190 of about 11,025,050 (395)

Stimulated Raman Scattering with Optical Vortex Beams

open access: yesAdvanced Photonics Research, EarlyView.
This study presents exact analytical expressions for stimulated Raman scattering with Laguerre‐Gaussian beams, revealing signal dependence on topological and hyperbolic momentum. The results provide a theoretical foundation for coherent Raman imaging and detecting orbital angular momentum of light via structured light in nonlinear optics.
Minhaeng Cho
wiley   +1 more source

On harmonic functions and the hyperbolic metric

open access: yesIndagationes Mathematicae, 2015
Motivated by some recent results of Kalaj and Vuorinen (Proc. Amer. Math. Soc., 2012), we prove that positive harmonic functions defined in the upper half--plane are contractions w.r.t.
openaire   +3 more sources

Bleeding‐Mimetic Damage‐Detecting and Self‐Healing Modular Skin for Inflatable Structures

open access: yesAdvanced Robotics Research, EarlyView.
A damage‐detecting and self‐healing system inspired by the human bleeding mechanism is developed for inflatable structures, using a liquid conductive elastomeric material enclosed in a small pouch. This material, composed of uncured elastomer, its curing agent, conductive particles, and a dispersant, solidifies only after being exposed to air and ...
Hyun Jae Lee, Ryuma Niiyama
wiley   +1 more source

eMIFS: A Normalized Hyperbolic Ransomware Deterrence Model Yielding Greater Accuracy and Overall Performance

open access: yesSensors
Early detection of ransomware attacks is critical for minimizing the potential damage caused by these malicious attacks. Feature selection plays a significant role in the development of an efficient and accurate ransomware early detection model.
Abdullah Alqahtani, Frederick T. Sheldon
doaj   +1 more source

A Meta‐Model for The Design of Soft Pneumatic Actuators Using Neural Networks and Finite Element Analysis

open access: yesAdvanced Theory and Simulations, EarlyView.
Data is generated from finite element simulations and an encoding using a Moore domain. The data is then used to train a meta‐model to predict the soft unit's deformation state depending on its chamber shape and properties as well as the surrounding environment.
Philip Frederik Ligthart   +1 more
wiley   +1 more source

Hyperbolic measures, moments and coefficients. Algebra on hyperbolic functions

open access: yesJournal of Functional Analysis, 2008
AbstractWith convolutions, we determine the Fourier transform of un[sinh(u)]n when n is a positive integer. Studying the expansion and taking the Fourier transform of [u[sinh(u)]]d[utanh(u)]n when n and d are strictly positive integers, we obtain some polynomials and new probability densities related to them.
openaire   +2 more sources

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