Results 91 to 100 of about 437,042 (308)

Validation of the Pediatric Arthritis Ultrasound Scoring System for the Elbow, Wrist, and Finger Joints in Children With Juvenile Idiopathic Arthritis

open access: yesArthritis Care &Research, EarlyView.
Objective We aimed to validate the Pediatric Arthritis Ultrasound Scoring System (PAUSS) for upper extremity joints in children with juvenile idiopathic arthritis (JIA). Methods Children with JIA were evaluated for elbow, wrist, or finger arthritis by clinical examination (CE) and musculoskeletal ultrasound (MSUS) with images scored according to the ...
Patricia Vega‐Fernandez   +12 more
wiley   +1 more source

A Multi-MHz WPT System with 1 Transmitter and 6 Receivers in three levels

open access: yes, 2023
Publisher Copyright: © 2023 EPE Association.The design and operation of a new Wireless Power System based on magnetic resonance at 13.56 MHz and composed of seven devices is addressed in this paper, including the design of the coils, sensitivity analysis,
Llop, Alejandro   +2 more
core   +1 more source

Sex Differences in Medication Discontinuation in Axial Spondyloarthritis

open access: yesArthritis Care &Research, EarlyView.
Objective We examined sex differences in medication discontinuation among patients with axial spondyloarthritis (axSpA) initiating tumor necrosis factor inhibitors (TNFi), interleukin‐17 inhibitors (IL‐17i), or JAK inhibitors (JAKi). Methods Using data from the Rheumatology Informatics System for Effectiveness (RISE) Registry (2003–2025), we assessed ...
Rachael Stovall   +9 more
wiley   +1 more source

Supplementary Controller on Multi-Terminal Direct Current Link for the Damping of Interarea Power Oscillation of Kundur Two-Area Four-Machine System for Sustainable Grid Network

open access: yesJournal of Sustainable Development of Energy, Water and Environment Systems
Inter-area power oscillations, a condition where a group of generators in different areas oscillate against each other, are becoming hard to control due to the recent complexity of power systems.
Oluwafemi Oni, Omowunmi Mary Longe
doaj   +1 more source

Research on large-scale clean energy optimal scheduling method based on multi-source data-driven

open access: yesFrontiers in Energy Research
With the large-scale growth and grid connection of intermittent renewable energy such as wind and solar, the problem of increasing renewable energy curtailment rate and system backup flexibility has become increasingly prominent.
Chuanyu Xiong   +5 more
doaj   +1 more source

Rheumatoid Arthritis and Coronary Artery Calcium Progression: A Case Cohort Analysis From ELSA‐Brasil

open access: yesArthritis Care &Research, EarlyView.
Objective To investigate the association between rheumatoid arthritis (RA) and coronary artery calcium (CAC) prevalence, incidence, and progression over four years in adults without prior cardiovascular disease. Methods A case‐cohort study within the Brazilian Longitudinal Study of Adult Health (ELSA‐Brasil) included 585 participants (86 patients with ...
Patrícia Fonseca Estrada   +7 more
wiley   +1 more source

Distributed State Estimation of Multi-region Power System based on Consensus Theory

open access: yesEnergies, 2019
Effective state estimation is critical to the security operation of power systems. With the rapid expansion of interconnected power grids, there are limitations of conventional centralized state estimation methods in terms of heavy and unbalanced ...
Shiwei Xia   +6 more
doaj   +1 more source

Planar Solid‐State Nanopores Toward Scalable Nanofluidic Integration Based on CMOS Technology

open access: yesAdvanced Engineering Materials, EarlyView.
We present a scalable silicon‐based fabrication strategy for planar solid‐state nanopores to enable their integration with complex nanofluidic systems. Prototype devices demonstrate normal voltage‐current characteristics, good noise performance, and appreciable streaming currents. Our CMOS‐compatible fabrication process offers precise geometric control
Ngan Hoang Pham   +7 more
wiley   +1 more source

Wide-area Virtual Power System Stabilizer Design for Mitigating Inter-area Oscillations

open access: yes
With the increase of inverter-based resources and the expansion of networks, maintaining system damping has become increasingly challenging. As synchronous generators are gradually retired, traditional power system stabilizers (PSSs) are also phased out,
An, F   +4 more
core   +1 more source

A Survey on Load Frequency Control of Multi-Area Power Systems: Recent Challenges and Strategies

open access: yes, 2023
Load frequency control (LFC) is well known for balancing the load demand and frequency for a multi-area power system. Studies have proven that LFC can improve the global performance of multi-area power systems.
Xinghua Liu, Zhiwei Liu, Siwei Qiao
core   +1 more source

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