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UA Scientist & Team Discover Surface Features Cover Titan
across, about the size of the continent of Australia. Titan, larger than Mercury and slightly smaller than Mars, is the only body in the solar system, other than Earth, that may have oceans and rainfall on its surface, albeit oceans and rain of ethane-methane rather than water. Scientists suspect
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Building a Better Battery
The first widely produced batteries were lead acid. Used in early cars, they got the automobile to start as reliably as the horse. By the 1960s, engineers had developed lighter, single-use alkaline and mercury batteries, making portable transistor radios and two-way communication devices possible
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EETimes.com | Electronics Industry News for EEs & Engineering Managers
of improper practices by companies and individuals in Northern California Mercury clock has time on its side U.S. researchers said an experimental mercury clock is five times more accurate than the national clock, which
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HF Mitigation by Water Sprays (.pdf)
of 1986, a series of atmospheric HF release tests were conducted at the DOE. test site in Mercury, Nevada (codenamed the GOLDFISH series). These tests concluded that
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Medical Device Link .
waste by eliminating the use of heavy metals, such as lead, cadmium, mercury, and hexavalent chromium, is required. This installment will discuss the compliance schemes that IVD manufacturers may use. This article will also address standards and guidance documents that are germane to this packaging
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Weather forecast for Europe: Hazy but green
substances.". RoHS, often referred to as the "lead-free" directive, is a spec that is a lot tougher than just removing lead (Pb) from printed-circuit boards, says Calder. In addition to limiting lead it clamps down on the amount of mercury (Hg), Cr +6 , polybrominated biphenyls (PBBs
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Space-Borne Filters
instrument as part of the Solar Dynamics Observatory (SDO) mission. It launched on February 11, 2010. MErcury Surface, Space ENvironment, GEochemistry and Ranging (MESSENGER). Customer: Johns Hopkins Applied Physics Lab (Laurel, MD). MESSENGER launched from Cape Canaveral Air Force Station, Fla
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Thermo Scientific Sulfur Dioxide CEMS Development (.pdf)
detection. exceeded 12 ppm (parts per million),. negatively impact the removal of. limit would be 4 ppm. much worse than then the 1 ppm. Mercury and reduce the life of detection limit for SO. plant equipment due to corrosion. 3 obtained. under lab controlled conditions. The final measurement approach