Results 41 to 50 of about 1,100,479 (387)

Shaking Table Test of a New Type Insulation Decorative Block Wall under Out-of-Plane Loading

open access: yesShock and Vibration, 2022
In order to solve the problems of complex construction, poor weather resistance, and environmental pollution of conventional thermal insulation materials, this paper introduces a new type of insulation decorative block (IDB) filled with insulation ...
Jian Wu   +3 more
doaj   +1 more source

Experimental Investigation of the Relationship between Surface Crack of Concrete Cover and Corrosion Degree of Steel Bar Using Fractal Theory

open access: yesFractal and Fractional, 2022
Conventionally, crack width is used to assess the corrosion level, whereas other important characteristics such as the variation in crack width at different locations on the surface are disregarded. These important characteristics of surface crack can be
Weiwen Li   +7 more
doaj   +1 more source

A Synthetic Hydrogel Composite with the Mechanical Behavior and Durability of Cartilage

open access: yesAdvanced Functional Materials, 2020
This article reports the first hydrogel with the strength and modulus of cartilage in both tension and compression, and the first to exhibit cartilage‐equivalent tensile fatigue strength at 100 000 cycles.
Feichen Yang   +6 more
semanticscholar   +1 more source

The Effect of Water Repellent Surface Impregnation on Durability of Cement-Based Materials

open access: yesAdvances in Materials Science and Engineering, 2017
In many cases, service life of reinforced concrete structures is severely limited by chloride penetration until the steel reinforcement or by carbonation of the covercrete.
Peng Zhang   +4 more
doaj   +1 more source

Durable Goods Oligopoly with Secondary Markets: the Case of Automobiles [PDF]

open access: yes, 2007
We study the effects of durability and secondary markets on equilibrium firm behavior in the car market. We construct a dynamic oligopoly model of a differentiated product market to incorporate the equilibrium production dynamics which arise from the ...
Esteban, Susanna, Shum, Matthew
core   +2 more sources

Simultaneous Improvements in Performance and Durability of an Octahedral PtNix/C Electrocatalyst for Next-Generation Fuel Cells by Continuous, Compressive, and Concave Pt Skin Layers [PDF]

open access: yes, 2017
Simultaneous improvements in oxygen reduction reaction (ORR) activity and long-term durability of Pt-based cathode catalysts are indispensable for the development of next-generation polymer electrolyte fuel cells but are still a major dilemma. We present
Gabor Samjeskè   +9 more
core   +2 more sources

Durability of carotid endarterectomy [PDF]

open access: yesJournal of Vascular Surgery, 2003
Background and Purpose—We sought to determine the incidence of recurrent stenosis after carotid endarterectomy.Methods—One thousand consecutive carotid endarterectomy patients were followed prospectively. The surgery was performed in a standard fashion.
Irene Meissner   +3 more
openaire   +5 more sources

Review on the Durability of Polypropylene Fibre-Reinforced Concrete

open access: yes, 2021
Polypropylene fibre (PPF) is a kind of polymer material with light weight, high strength, and corrosion resistance. The crack resistance of concrete can be improved by adding PPFs. PPF can optimize the pore size distribution of concrete. As a result, the
Yanzhu Liu, Liang Wang, K. Cao, Lei Sun
semanticscholar   +1 more source

Corrosión atmosférica del acero suave

open access: yesRevista de Metalurgia, 2011
La corrosión atmosférica del acero suave es un tema de gran amplitud que ha sido tratado por muchos autores en numerosas regiones del mundo. Este artículo de compilación incorpora publicaciones relevantes sobre esta temática, en particular sobre la ...
M. Morcillo   +3 more
doaj   +1 more source

Bariatric Surgery and Long-term Durability of Weight Loss.

open access: yesJAMA Surgery, 2016
Importance Bariatric surgery induces significant weight loss for severely obese patients, but there is limited evidence of the durability of weight loss compared with nonsurgical matches and across bariatric procedures.
M. Maciejewski   +7 more
semanticscholar   +1 more source

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