Results 71 to 80 of about 566,628 (336)

Exploring patients’ profiles associated with the resolution of acute calcium pyrophosphate arthritis treatedwith colchicine and prednisone: post hoc analysis of a randomized controlled trial

open access: yesArthritis Care &Research, Accepted Article.
Objective The objective was to identify factors determining acute arthritis resolution and safety with colchicine and prednisone in acute calcium pyrophosphate (CPP) crystal arthritis. Methods We conducted a post hoc analysis of the COLCHICORT trial, which compared colchicine and prednisone for the treatment of acute CPP crystal arthritis, using a ...
Tristan Pascart   +14 more
wiley   +1 more source

Computation of a Single-phase Shell-Type Transformer Windings Forces Caused by Inrush and Short-circuit Currents [PDF]

open access: yesJournal of Computer Science, 2008
This research studies the forces on the windings of transformer due to inrush current. These forces are compared with the corresponding forces due to short-circuit of the windings. Two-dimensional finite element computation of a single-phase shell-type transformer is carried out based on the maximum permissible inrush current value where its amplitude ...
M. Ghadimi   +5 more
openaire   +1 more source

Supervised learning with quantum enhanced feature spaces

open access: yes, 2018
Machine learning and quantum computing are two technologies each with the potential for altering how computation is performed to address previously untenable problems.
Chow, Jerry M.   +6 more
core   +1 more source

Concepts and methods in optimization of integrated LC VCOs [PDF]

open access: yes, 2001
Underlying physical mechanisms controlling the noise properties of oscillators are studied. This treatment shows the importance of inductance selection for oscillator noise optimization. A design strategy centered around an inductance selection scheme is
Hajimiri, Ali, Ham, Donhee
core   +1 more source

Optimized Time–Frequency Analysis for Induction Motor Fault Detection Using Hybrid Differential Evolution and Deep Learning Techniques

open access: yesInternational Journal of Adaptive Control and Signal Processing, EarlyView.
Workflow of the parameter optimization process for ITSC fault detection, applying Differential Evolution optimization and the Smooth Pseudo Wigner‐Ville Distribution for signal processing. The optimized parameters are then used in the failure identification pipeline, which combines the signal processing with a YOLO‐based architecture for fault severity
Rafael Martini Silva   +4 more
wiley   +1 more source

Estimation of Equivalent Circuit Parameters of Single-Phase Transformer by Using Chaotic Optimization Approach

open access: yesEnergies, 2019
This paper deals with parameter estimation of single-phase transformer equivalent circuit by using Chaotic Optimization Approach (COA). Unknown transformer equivalent circuit parameters need to be accurately estimated for the best possible matching ...
Martin Ćalasan   +3 more
doaj   +1 more source

Study of resonances in 1 x 25 kV AC traction systems with external balancing equipment [PDF]

open access: yes, 2016
© 20xx IEEE. Personal use of this material is permitted. Permission from IEEE must be obtained for all other uses, in any current or future media, including reprinting/republishing this material for advertising or promotional purposes, creating new ...
Mesbahi, Nadhir   +2 more
core   +2 more sources

Wafer Bonding Technologies for Microelectromechanical Systems and 3D ICs: Advances, Challenges, and Trends

open access: yesAdvanced Engineering Materials, EarlyView.
This review explores wafer bonding technologies, covering wafer preparation, activation methods, and bonding mechanisms. It compares direct and indirect bonding, highlights recent advancements and future trends, and examines applications in 3D integration and packaging.
Abdul Ahad Khan   +5 more
wiley   +1 more source

Numerical Modeling of Space–Time Characteristics of Plasma Initialization in a Secondary Arc

open access: yesEnergies, 2019
A numerical model based on the finite element simulation software COMSOL was developed to investigate the secondary arc that can limit the success of single-phase auto-reclosure solutions to the single-phase-to-ground fault.
Jinsong Li   +4 more
doaj   +1 more source

Simulation of electrical faults of three phase induction motor drive system [PDF]

open access: yes, 2009
The title of this project is Simulation of electrical faults of three phase induction motor drive system. Induction motor or asynchronous motor is a type of alternating current motor where power is supplied to the rotor by means of electromagnetic ...
Muhammad Alif, Mohd Nor
core  

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