Results 31 to 40 of about 101,882 (158)

Surfactant-bridged forming of core-shell NaNbO3@g-C3N4 microcuboid: An approach to produce semiconductor heterojunction

open access: yesOpen Ceramics, 2021
The separation of photoexcited carriers affects critically the photoelectric properties of semiconductor materials. Heterostructure forming between suitable semiconductors can drive effectively the carriers towards different directions at the interface ...
Yu Qiu   +7 more
doaj   +1 more source

Measuring the Positions of the Solder Pins of Electrical Connectors from the Side

open access: yesApplied Sciences, 2022
In the electronics industry, it is common to measure the positions of the solder pins of electrical connectors from the bottom using the automated optical inspection (AOI) technique.
Wei-chen Lee, Kuan-Chuan Huang
doaj   +1 more source

A feasible directions method for nonsmooth convex optimization [PDF]

open access: yesStructural and Multidisciplinary Optimization, 2011
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
Herskovits, José   +3 more
openaire   +2 more sources

HYBRID METHODOLOGY OF NONLINEAR GOAL PROGRAMMING

open access: yesActa Economica, 2003
What we demonstrate here is a nonlinear goal-programming (NLCP) algorithm based on original hybrid connection of the modified simplex method of goal programming, gradient method of feasible directions and method of optimal displacement size finding ...
Лазо Рољић, PhD
doaj  

A Subspace Derivative-Free Conjugate Gradient Method for Solving Nonlinear Monotone Equations with Convex Constraints

open access: yesAxioms
We propose a novel subspace derivative-free conjugate gradient method for solving large-scale nonlinear monotone equations with convex constraints. At each iteration, the search direction is constructed by minimizing a quadratic model within a subspace ...
Zongxu Li   +5 more
doaj   +1 more source

Decentralized Robust Energy Management of Multi-area Integrated Electricity-gas Systems

open access: yesJournal of Modern Power Systems and Clean Energy, 2021
This paper proposes a fast and decentralized solution methodology for the robust operation of multi-area integrated electricity-gas systems (M-IEGSs).
Nan Jia, Cheng Wang, Wei Wei, Tianshu Bi
doaj   +1 more source

Experimental results of a DOI-based directional radiation monitoring system

open access: yesNuclear Engineering and Technology
Monitoring technologies that provide source direction and radionuclide identification with omnidirectional real-time processing and multi-source detection are required for radiation accidents.
Yoon Soo Chung   +4 more
doaj   +1 more source

Feasibility of a Novel Movement Preference Approach to Classify Case Complexity for Adults with Non-Specific Chronic Low Back Pain

open access: yesApplied Sciences
The non-specific nature of low back pain (LBP) poses challenges in its diagnosis and clinical management. Classifying case complexity with an exercise method may help overcome these challenges.
Boon Chong Kwok   +2 more
doaj   +1 more source

TWO TIME-SCALE FEASIBLE DIRECTION METHOD

open access: yesIFAC Proceedings Volumes, 2005
Abstract Stochastic constrained optimization problems with non-convex objective and convex feasible domain are considered for the case where the objective and constraint functions are available only throuth noisy observations. A general algorithm of the two time-scale stochastic approximation type is proposed for these problems.
Vladislav B. Tadić   +2 more
openaire   +1 more source

Exploring chances and limitations of high resolution 3D-printing for guided water percolation in gas diffusion layers of polymer electrolyte fuel cells

open access: yesInterPore Journal
In polymer electrolyte fuel cells (PEFC), the design of the porous materials is of significant interest due to their crucial role in determining the cell performance.
Tim Dörenkamp   +3 more
doaj   +1 more source

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