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Technique Offers Advance in Testing Micro-Scale Compressive Strength of Cement(图)
Technique Offers Advance Micro-Scale Compressive Strength Cement
2017/11/23
A new methodology is proposed for investigating compressive failure behavior of cement paste at micrometer scale. Micropillar geometries are fabricated by focused ion beam milling on potential calcium...
Rooftop concentrating photovoltaics win big over silicon in outdoor testing
Rooftop concentrating photovoltaics silicon outdoor testing
2017/7/25
A concentrating photovoltaic system with embedded microtracking can produce over 50 percent more energy per day than standard silicon solar cells in a head-to-head competition, according to a team of ...
Testing the waters: 1,4-Dioxane in North Carolina's Cape Fear River Basin
1,4-Dioxane North Carolina Cape Fear River Basin
2015/5/6
rIt was an email from a colleague that tipped off environmental engineer Detlef Knappe of possible 1,4-dioxane contamination in the Cape Fear River Basin, North Carolina's largest watershed and a sour...
'Smart' solutions for human skin, bridge testing and more are in largest-ever SPIE Smart Structures/NDE program
human skin SPIE Smart Structures/NDE program nondestructive testing
2011/4/22
Smart structures that emulate human muscles and skin and nondestructive testing of bridges and airline cargo will be among advances presented at an international conference in San Diego, California, n...
NASA Announces New Rocket Engine Testing Opportunity at Stennis
New Rocket Engine Testing Opportunity Stennis
2010/4/29
NASA's Stennis Space Center in Stennis, Miss., unveiled an initiative today to chart the future of the nation's premier rocket engine testing facility. Stennis Director Gene Goldman announced plans fo...
nuclear regulatory commission Staff Proposes $6,500 Fine for Security Violations at Materials Testing Facility in Pennsylvania
security measures radioactive materials
2007/3/9