Results 101 to 110 of about 1,681,939 (273)

Computational Hypersonic Aerodynamics with Emphasis on Earth Reentry Capsules

open access: yesINCAS Bulletin, 2016
The temperature in the front region of a hypersonic vehicle nose can be extremely high, for example, reaching approximately 11 000 K at a Mach number of 36 (Apollo reentry) due to the bow shock wave.
Mihai Leonida NICULESCU   +5 more
doaj   +1 more source

A Study of the Shock Sensitivity of Energetic Single Crystals by Large-Scale Ab Initio Molecular Dynamics Simulations

open access: yesNanomaterials, 2019
Understanding the reaction initiation of energetic single crystals under external stimuli is a long-term challenge in the field of high energy density materials.
Lei Zhang, Yi Yu, Meizhen Xiang
doaj   +1 more source

A Scoping Review on Artificial Intelligence–Supported Interventions for Nonpharmacologic Management of Chronic Rheumatic Diseases

open access: yesArthritis Care &Research, EarlyView.
This review summarizes artificial intelligence (AI)‐supported nonpharmacological interventions for adults with chronic rheumatic diseases, detailing their components, purpose, and current evidence base. We searched Embase, PubMed, Cochrane, and Scopus databases for studies describing AI‐supported interventions for adults with chronic rheumatic diseases.
Nirali Shah   +5 more
wiley   +1 more source

Numerical Simulation of Magnetic Interactions in Polycrystalline YFeO3

open access: yes, 2008
The magnetic behavior of polycrystalline yttrium orthoferrite was studied from the experimental and theoretical points of view. Magnetization measurements up to 170 kOe were carried out on a single-phase YFeO3 sample synthesized from heterobimetallic ...
Cavelius, C.   +7 more
core   +1 more source

Global and Regional Temporal Changes in Cross‐Country Inequalities of Site‐Specific Osteoarthritis Burden, 1990 to 2021

open access: yesArthritis Care &Research, EarlyView.
Objective This study examined the global and regional temporal changes in cross‐country inequalities of site‐specific osteoarthritis (OA) burden from 1990 to 2021. Methods Age‐standardized years lived with disability rates (ASYRs) for site‐specific OA across 204 countries and territories were obtained from the Global Burden of Diseases, Injuries, and ...
Haowei Chen   +14 more
wiley   +1 more source

Geometrical fingerprints of shear transformation zones in network glasses

open access: yesCommunications Materials
Our understanding of the fracture behavior of oxide glasses is rudimentary at best, since the mechanical behavior is hidden behind complex disordered network structures.
Franz Bamer   +4 more
doaj   +1 more source

Dynamical Behavior of a Novel Impulsive Switching Model for HLB with Seasonal Fluctuations

open access: yesComplexity, 2018
This paper studies a new model for Huanglongbing with seasonal fluctuations. Switching coefficients and switching control schemes are considered in this model.
Shujing Gao   +3 more
doaj   +1 more source

Numerical simulation of a multi-level atom interferometer

open access: yes, 2010
We present a comprehensive numerical simulation of an echo-type atom interferometer. The simulation confirms a new theoretical description of this interferometer that includes effects due to spontaneous emission and magnetic sub-levels.
Barrett, Brynle   +3 more
core   +1 more source

Cost‐Effectiveness of Low‐Dose Colchicine Prophylaxis When Starting Allopurinol Using the “Start‐Low Go‐Slow” Approach for Gout: Evidence From a Noninferiority Randomized Double‐Blind Placebo‐Controlled Trial

open access: yesArthritis Care &Research, EarlyView.
Objective The aim of this study was to investigate the cost‐effectiveness of low‐dose colchicine prophylaxis for preventing gout flares when starting allopurinol using the “start‐low go‐slow” approach. Methods Participants with gout, fulfilling the American College of Rheumatology recommendations for starting urate‐lowering therapy and with serum urate
Yana Pryymachenko   +4 more
wiley   +1 more source

Numerical simulation of separated flows [PDF]

open access: yes
A new numerical method, based on the Vortex Method, for the simulation of two-dimensional separated flows, was developed and tested on a wide range of gases. The fluid is incompressible and the Reynolds number is high. A rigorous analytical basis for the
Baganoff, D.   +2 more
core   +1 more source

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