Results 101 to 110 of about 167,483,637 (257)

A Practical Noise2Noise Denoising Pipeline for High‐Throughput Raman Spectroscopy

open access: yesAdvanced Engineering Materials, EarlyView.
A lightweight and reproducible denoising pipeline for high‐throughput Raman spectroscopy is introduced, based on a 1D convolutional autoencoder trained with a Noise2Noise strategy. Using only repeated short‐exposure acquisitions, the method suppresses stochastic noise without reference spectra, enabling reliable spectral reconstruction while preserving
David Martin‐Calle   +5 more
wiley   +1 more source

Motion Control of Industrial Robot with Series Two-link Manipulator Considering Joint Nonlinear

open access: yesJixie chuandong, 2020
At present, the main nonlinear factors that lead to the trajectory tracking error of multi-axis industrial robots are the joint nonlinearity on each axis and the dynamics coupling effect between different axes.
Jun Zhang, Honglong Xu
doaj  

One Nonlinear PID Control to Improve the Control Performance of a Manipulator Actuated by a Pneumatic Muscle Actuator

open access: yesAdvances in Mechanical Engineering, 2014
Braided pneumatic muscle actuator shows highly nonlinear properties between displacements and forces, which are caused by nonlinearity of pneumatic system and nonlinearity of its geometric construction.
Jun Zhong   +4 more
doaj   +1 more source

New AI‐Assisted Approach for Expanding the Solution Space: Application to Lattice Structure Design

open access: yesAdvanced Engineering Materials, EarlyView.
This work introduces an innovative framework for designing structured materials by ex panding the design space through reparameterization of qualitative variables into continuous structural descriptors. Combined with machine‐learning‐based prediction and multi‐objective optimization, the approach enables the discovery of novel lattice architectures ...
G. H. Gahimbare   +5 more
wiley   +1 more source

Vectorial mechanism of nonlinearity enhancement in rubidium vapor [PDF]

open access: yes, 2012
We report the calculations of vectorial nonlinear properties of rubidium vapor for 87Rb D2 transition at moderate intensities. The results are compared with self-rotation and diffraction experiments.
CHRYSTIAN GUTIERREZ PARRA   +1 more
core  

Microstructure Modification of Additively Manufactured Mo–9Si–8B by Annealing and Its Effects on High‐Temperature Mechanical Properties

open access: yesAdvanced Engineering Materials, EarlyView.
Postbuild annealing systematically modifies the phase fractions and morphology of EB‐PBF processed Mo–9Si–8B. Quantitative microstructure–property correlations reveal how controlled phase evolution enhances high‐temperature compressive strength and creep resistance.
Christopher Schmidt   +5 more
wiley   +1 more source

Nonlinearity, Bifurcation and Chaos - Theory and Applications

open access: yes, 2012
Nonlinearity, Bifurcation and Chaos - Theory and Application is an edited book focused on introducing both theoretical and application oriented approaches in science and engineering.

core   +1 more source

Large differences in regional precipitation change between a first and second 2 K of global warming

open access: yesNature Communications, 2016
It is often assumed that each additional degree of global warming impacts regional climate equally. Here, Goodet al. use the CMIP5 archive to show different precipitation changes arise from 0–2 K versus 2–4 K of warming above pre-industrial levels ...
Peter Good   +5 more
doaj   +1 more source

An Explicit Constitutive Reconstruction Framework for Mechanical Characterization of Miniaturized 3D‐Printed Specimens

open access: yesAdvanced Engineering Materials, EarlyView.
An explicit constitutive reconstruction framework enables accurate tensile characterization of miniaturized additively manufactured specimens using only the grip‐to‐grip displacement measurements. Progressive validation through self‐consistency, analytical comparison, and inverse finite element method (iFEM) benchmarking demonstrates constitutive ...
Junqing Leng   +4 more
wiley   +1 more source

Study on Degree of Nonlinearity to Performance of Bi-stable Vibration Absorber

open access: yes, 2020
雙穩態振動吸收器是種能抑制主結構因受到外部激振而產生振動的非線性振動吸收器。當外部激振在特定的力量大小和頻率範圍時,振動吸收器內部的振盪器可能會產生「單穩態」、「混沌現象」與「雙穩態」振動行為。為了定量各個振動狀態的效能,非線性程度對本系統來說是一個非常重要的指標。非線性程度可以想像成瞬時頻率的平均變化量。對於一個受到弦波外力激振的線性系統來說,非線性程度為零。而對於一個非線性系統來說,不同的激振力大小、激振頻率和振動狀態會產生不同的非線性程度。在本研究中,非線性程度被區分為不同的等級 ...
許庭瑞, Ting-Jui Hsu
core  

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