Results 21 to 30 of about 171,528 (311)

Load transfer on instrumented prestressed ground anchors in sandy soil

open access: yesRevista IBRACON de Estruturas e Materiais, 2021
: This study evaluates load variations in instrumented prestressed ground anchors installed in a bored pile retaining wall system in sandy soil. Data were collected from instrumentation assembled in the bonded length of three anchors, which were ...
Alex Micael Dantas de Sousa   +3 more
doaj   +1 more source

Friction and durability of virgin and damaged skin with and without skin cream treatment using atomic force microscopy

open access: yesBeilstein Journal of Nanotechnology, 2012
Skin can be damaged by the environment easily. Skin cream is an effective and rapid way to moisten the skin by changing the skin surface properties. Rat skin and pig skin are common animal models for studies and were used as skin samples in this study ...
Bharat Bhushan, Si Chen, Shirong Ge
doaj   +1 more source

THE RESEARCH OF THE VARIATION LAWS OF SETTLEMENT AND INTERNAL FORCE OF PILE GROUPS OF RAILWAY BRIDGE CAUSED BY PUMPING BRINE [PDF]

open access: yesCivil Engineering Journal, 2019
Taking Yingzigou Bridge of Dezhou-Dajiawa railway as the engineering background, the three-dimensional fluid-solid coupling models of pile group caps were established on the basis of five-stage field monitoring data of the settlement and groundwater ...
Guodong Li   +3 more
doaj   +1 more source

Micro-Assembly Error Control of Specialized MEMS Friction Sensor

open access: yesMicromachines
A skin friction sensor is a three-dimensional MEMS sensor specially designed for measuring the skin friction of hypersonic vehicle models. The accuracy of skin friction measurement under hypersonic laminar flow conditions is closely related to the ...
Wei Zhou   +4 more
doaj   +1 more source

Study on the Variation Mechanism of Skin-friction Force on Surface Conductor in Offshore Drilling

open access: yesShiyou jixie, 2022
Skin-friction force plays a vital role in the bearing capacity of surface conductor and wellhead stability in offshore drilling, but the variation mechanism of skin-friction force during and after the jetting of surface conductor is not clear. Therefore,
Hu Nanding   +6 more
doaj  

Analytical solution for negative skin friction of single pile based on effective stress method

open access: yesShuiwen dizhi gongcheng dizhi
The calculation method for negative skin friction of a single pile has not been unified yet. To improve the design and calculation level of the single pile under vertical load considering negative skin friction, the threshold limit value of pile skin ...
Lu MA   +5 more
doaj   +1 more source

Role of critical points of the skin friction field in formation of plumes in thermal convection

open access: yes, 2015
The dynamics in the thin boundary layers of temperature and velocity is the key to a deeper understanding of turbulent transport of heat and momentum in thermal convection.
Bandaru, Vinodh   +3 more
core   +1 more source

Skin-friction for unsteady free convection MHD flow between two heated vertical parallel plates [PDF]

open access: yesTheoretical and Applied Mechanics, 2006
Unsteady viscous incompressible free convection flow of an electrically conducting fluid between two heated vertical parallel plates is considered in the presence of a uniform magnetic field applied transversely to the flow.
Singha Gopal Krishna, Deka P.N.
doaj   +1 more source

Peroxidasin enables melanoma immune escape by inhibiting natural killer cell cytotoxicity

open access: yesMolecular Oncology, EarlyView.
Peroxidasin (PXDN) is secreted by melanoma cells and binds the NK cell receptor NKG2D, thereby suppressing NK cell activation and cytotoxicity. PXDN depletion restores NKG2D signaling and enables effective NK cell–mediated melanoma killing. These findings identify PXDN as a previously unrecognized immune evasion factor and a potential target to improve
Hsu‐Min Sung   +17 more
wiley   +1 more source

Development of a Personalized Visualization and Analysis Tool to Improve Clinical Care in Complex Multisystem Diseases With Application to Scleroderma

open access: yesArthritis Care &Research, EarlyView.
Objective In complex diseases, it is challenging to assess a patient's disease state, trajectory, treatment exposures, and risk of multiple outcomes simultaneously, efficiently, and at the point of care. Methods We developed an interactive patient‐level data visualization and analysis tool (VAT) that automates illustration of the trajectory of a ...
Ji Soo Kim   +18 more
wiley   +1 more source

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