Results 1 to 10 of about 17,155 (182)

PIV [PDF]

open access: yesACM Transactions on Computer-Human Interaction, 2020
We describe the design and evaluation of PIV, a personalizable and inconspicuous vibrotactile breathing pacer. Given the prevalence and adverse impact of anxiety and anxiety disorders, our goal is to develop a technology that helps people regulate their anxiety through paced breathing.
Pardis Miri   +9 more
openaire   +1 more source

Drag Reduction Performance of Triangular (V-groove) Riblets with Different Adjacent Height Ratios [PDF]

open access: yesJournal of Applied Fluid Mechanics, 2023
Surface structure is used to interfere with the turbulent boundary layer in the groove drag reduction, which is important to the endurance and stability of high-speed and ultrahigh-speed aircraft.
Z. M. Liu   +7 more
doaj   +1 more source

Pre-Clinical Models in Implant Dentistry: Past, Present, Future

open access: yesBiomedicines, 2021
Biomedical research seeks to generate experimental results for translation to clinical settings. In order to improve the transition from bench to bedside, researchers must draw justifiable conclusions based on data from an appropriate model.
Nicolas Blanc-Sylvestre   +3 more
doaj   +1 more source

Wind tunnel modeling experiments on airflow characteristics of underground metro station with sunken squares [PDF]

open access: yesE3S Web of Conferences, 2022
Building airflow characteristics can affect the indoor air environment, thereby affecting indoor air quality and building energy consumption. In recent years, the sunken square has increasingly designed and applied to underground transportation hub ...
Zhao Jianjian   +6 more
doaj   +1 more source

Unsupervised learning on particle image velocimetry with embedded cross‐correlation and divergence‐free constraint

open access: yesIET Cyber-systems and Robotics, 2022
Particle image velocimetry (PIV) is an essential method in experimental fluid dynamics. In recent years, the development of deep learning‐based methods has inspired new approaches to tackle the PIV problem, which considerably improves the accuracy of PIV.
Yiwei Chong   +4 more
doaj   +1 more source

Epidemiology and clinical severity of the serotypes of human parainfluenza virus in children with acute respiratory infection

open access: yesVirology Journal, 2023
Background Acute respiratory infections (ARI) are a threat to human health and survival, resulting in many paediatric hospitalisations. However, the epidemiological and clinical severity characteristics of the human parainfluenza virus (PIV), one of the ...
Le Wang   +5 more
doaj   +1 more source

Experimental Study on a Generic Side-View Mirror with Slotted Cylindrical Foot [PDF]

open access: yesJournal of Applied Fluid Mechanics, 2022
A simple model consisting of a mirror-housing and its cylindrical foot is applied to represent the automobile side-view mirror that causes unwanted aerodynamic noise and wind drag during high-speed driving. An additional slot is made on the solid foot to
W. Fu, Y. Li
doaj   +1 more source

Experimental Study of the Particles Influence on the Pyramid Wake within the Turbulent Boundary Layer [PDF]

open access: yesJournal of Applied Fluid Mechanics, 2022
Particle imaging velocimetry (PIV) was used to study the near-field variation of a pyramid rough element in clear water and a liquid–solid boundary layer (thickness: 60 mm).
Y. T. Cheng, J. Sun, P. Chen, W. Y. Chen
doaj   +1 more source

Strategies Developed to Induce, Direct, and Potentiate Bone Healing

open access: yesFrontiers in Physiology, 2017
Bone exhibits a great ability for endogenous self-healing. Nevertheless, impaired bone regeneration and healing is on the rise due to population aging, increasing incidence of bone trauma and the clinical need for the development of alternative options ...
Anne-Margaux Collignon   +7 more
doaj   +1 more source

Experimental study on two-dimensional cross-flow impeller with a minimal splitter plate instead of casings

open access: yesMechanical Engineering Journal, 2020
In the present study, the authors investigate the simplest model of cross-flow impellers, in order to provide the fundamental flow features of cross-flow impellers.
Hiroaki MIHARA   +4 more
doaj   +1 more source

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