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2010-01-08 11:50:27

Contrary to conventional belief, as the climate warms and growing seasons lengthen subalpine forests are likely to soak up less carbon dioxide, according to a new University of Colorado at Boulder study. As a result, more of the greenhouse gas will be left to concentrate in the atmosphere. "Our findings contradict studies of other ecosystems that conclude longer growing seasons actually increase plant carbon uptake," said Jia Hu, who conducted the research as a graduate student in...

2009-08-18 11:58:00

COLUMBUS, Ohio, Aug. 18 /PRNewswire-FirstCall/ -- Electric Transmission America (ETA), a transmission joint venture of American Electric Power (NYSE: AEP) and MidAmerican Energy Holdings Company, has joined with American Transmission Company, Exelon Corporation (NYSE: EXC), NorthWestern Energy (NYSE: NWE) and MidAmerican Energy Company, a subsidiary of MidAmerican Energy Holdings Company, to sponsor a comprehensive study of the transmission needed in the Upper Midwest to support renewable...

2008-11-06 09:00:38

Areva has been awarded a contract of approximately $150 million by Interconexiones del Sur or ISUR for the delivery of a back-to-back high-voltage direct current converter station in Melo, north-east of Uruguay. The station will be built to interconnect Brazil and Uruguay's power networks which have different frequencies 60Hz and 50Hz correspondingly. It's the second high-voltage direct current (HVDC) converter station built in Uruguay, the first one having been delivered by Areva....

2008-08-06 12:00:12

The Medicines Company has acquired German-based Curacyte Discovery and its lead compound, CU-2010, which is being developed for the prevention of surgical blood loss. The Medicines Company expects to start Phase I clinical testing of CU-2010 in 2008. This acquisition is said to give The Medicines Company an integrated development capability around inhibitors of serine proteases - a drug class that includes bivalirudin (Angiomax), the company's hospital antithrombotic. The Medicines...

2008-08-05 18:00:09

The Medicines Company (NASDAQ: MDCO) today announced that it has acquired German-based Curacyte Discovery GmbH and its lead compound, CU-2010, which is being developed for the prevention of surgical blood loss. CU-2010 is a small molecule serine protease inhibitor. In preclinical studies, the compound has demonstrated a favorable pharmacokinetic profile for the surgical setting with a rapid onset and offset of effect, due to its short half life. The molecule was designed and is being...

2007-01-26 12:00:51

By Lee, Chiapyng; Kuo, Yu-Lin Refractory metal nitride thin films have been widely developed as the diffusion barriers for the aluminum or copper interconnects in integrated circuits. This study reviewed the evolution of diffusion barriers in copper metallization. First, materials characteristics and electrical properties of varions diffusion barriers, titanium nitride (TiN), tantalum nitride (TaN), and titanium zirconium nitride (TiZrN), were examined. These diffusion barriers were...


Word of the Day
endocarp
  • The hard inner (usually woody) layer of the pericarp of some fruits (as peaches or plums or cherries or olives) that contains the seed.
This word comes from the Greek 'endon,' in, within, plus the Greek 'kardia,' heart.
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