Our environment is faced with serious problems related to the air pollution from automobiles in these days. In particular, the exhaust emissions of d..
In order to evaluate the chemical durability of the glasses, two different leaching tests, Product Consistency ... two candidate glasses to be used at a commercial operation in the future showed that their chemical durability
As mass production techniques developed in technological innovation due to the industrial revolution, the world started to face serious pollution pro..
PURPOSES : It is necessary to prevent premature failure of concrete pavements caused by durability problems ... The purpose of this study was to find factors affecting the durability of concrete pavements, and suggest ... METHODS: Factors influencing durability were derived from laboratory test data for common field failure
To improve these coating durability and characteristics a hydrophilic nanosilica coating on glass was ... glass surface is highly increased due to the hydrophilic hydroxyl groups on nanosilica surface, the durability ... hydrophilic coating layer coated with nanosilica-TEOS in acidic condition (pH=4) showed much improved durability
After extrusion processing of swine manure, durability of the pellet and the degree of odor reduction ... A durability of extruded and pelleted swine manure-incorporated feed depend primarily upon processing
As a result, the durability tends to decrease as more nano-structures are deposited, and 3D nano shapes ... the roughness generally increases when the adhesive is sprayed on the coating surface and finished durability
The poor durability issue of polymer electrolyte membrane fuel cells is a major concern in terms of ... To understand the degradation mechanism of the catalysts, an accelerated durability test (ADT) was conducted
CONCLUSIONS : The durability and compressive strength increase when silica fume is used in the mix. ... As seen from above, the proper use of these materials improves not only durability, but also autogenous
the social responsibility of welfare facilities for the aged perceived by volunteer workers on the durability ... in that it verified the effects of social responsibilities of welfare facilities for the aged on the durability ... results, it presented the implications that social responsibilities should be practiced to raise the durability