Results 41 to 50 of about 150,446 (268)

Artificial Intelligence in Systemic Sclerosis: Clinical Applications, Challenges, and Future Directions

open access: yesArthritis Care &Research, EarlyView.
Systemic sclerosis (SSc) is a rare autoimmune disease defined by immune dysregulation, vasculopathy, and progressive fibrosis of the skin and internal organs. Despite advances in care, major complications such as interstitial lung disease (ILD) and myocardial involvement remain the leading causes of morbidity and mortality.
Cristiana Sieiro Santos   +2 more
wiley   +1 more source

Analytical Investigation of the Effects of Topographic Irregularities on Peak Pressure due to Blast Waves [PDF]

open access: yesJournal of Structural and Construction Engineering, 2015
Effects of propagation and scattering of high pressure waves same as blast waves are always interested for researchers. In this paper, the additional air pressure due to blast waves near topographic irregularities is considered.
Mohammad Iman Khodakarami, Younes Nouri
doaj  

Grid metastructures for ultrabroadband acoustic cloaking

open access: yesAIP Advances, 2013
Structural grids (grid metastructures) supporting discrete pressure waves similar to the pressure waves in continuous media are considered. The grids consist of links capable of transmitting longitudinal pressure waves and nodes providing equal pressures
E. V. Chernokozhin, A. Boag
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

Electrostatic waves in pressure waves bounding solar wind stream interaction regions

open access: yes地球与行星物理论评
The solar wind stream interaction region is bounded by a pair of forward-reverse pressure waves that commonly steepen into forward and reverse shock waves at large heliocentric distances.
Xianghan Wang, Jianpeng Guo
doaj   +1 more source

WAVE PROPAGATION ANALYSIS IN A PRESSURE-WAVE-REFRIGERATOR [PDF]

open access: yesModern Physics Letters B, 2005
Pressure wave refrigerators (PWR) refrigerate the gas through periodical expansion waves. Due to its simple structure and robustness, PWR may have many potential applications if the efficiency becomes competitive with existing alternative devices.
W. ZHAO   +4 more
openaire   +1 more source

Anorectal Dysfunction in Systemic Sclerosis: Clinical Phenotypes and Functional Patterns

open access: yesArthritis Care &Research, EarlyView.
Objective The aim of this study was to characterize specific physiologic defects in anorectal dysfunction in systemic sclerosis (SSc) using anorectal manometry (ARM), evaluate associations with gastrointestinal (GI) and extraintestinal clinical phenotypes, and explore potential serologic markers for risk stratification.
Timothy Kaniecki   +6 more
wiley   +1 more source

Shock Pressure of Breaking Wave

open access: yesCoastal Engineering 1966, 1966
Shock pressure due to breaking wave was studied experimentally and analytically for the case of two-dimensional regular oscillatory wave. In the first part of this paper, important characteristics of shock pressures were described, which were obtained by using the newly designed pressure gauges of very high frequency responces ( 10 ~ 10000 c/s ).
openaire   +2 more sources

Variable Stiffness Flexure Structures Enabled by Phase‐Change Gallium and Adhesive Interfacial Locking for Soft Robotic Applications

open access: yesAdvanced Engineering Materials, EarlyView.
A flexure‐based variable stiffness structure is developed by integrating phase‐change modulation and adhesive interfacial locking of gallium. The design enables a wide stiffness variability, transitioning from soft, flexible behavior to rigid, load‐supporting performance.
Sungjin Kim   +2 more
wiley   +1 more source

Magnetopause Waves Controlling the Dynamics of Earth’s Magnetosphere [PDF]

open access: yesJournal of Astronomy and Space Sciences, 2015
Earth’s magnetopause separating the fast and often turbulent magnetosheath and the relatively stagnant magnetosphere provides various forms of free energy that generate low-frequency surface waves.
Kyoung-Joo Hwang
doaj   +1 more source

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