News tagged with chemical interaction

Fingerprints of a gold cluster revealed

Nanometre-scale gold particles are currently intensively investigated for possible applications in catalysis, sensing, photonics, biolabelling, drug carriers and molecular electronics. The particles are prepared in a solution ...

dateFeb 28, 2011 in Materials Science
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The world's oldest water?

New evidence bolsters the notion that deep saline groundwaters in South Africa's Witwatersrand Basin may have remained isolated for many thousands, perhaps even millions, of years. The study, recently accepted for publication ...

dateFeb 20, 2011 in Earth Sciences
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Physicists take new look at the atom

(PhysOrg.com) -- University of Arizona physicists have discovered a new way to measure how single atoms interact with a surface. Their findings help develop nanotechnology and test new theories about the internal structure ...

dateJan 17, 2011 in General Physics
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Researchers discover new way diseases develop

Researchers from Mount Sinai School of Medicine have identified a previously unknown mechanism by which cells direct gene expression, the process by which information from a gene is used to direct the physical and behavioral ...

dateJul 08, 2010 in Biotechnology
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Rules governing RNA's anatomy revealed

(PhysOrg.com) -- University of Michigan researchers have discovered the rules that dictate the three-dimensional shapes of RNA molecules, rules that are based not on complex chemical interactions but simply on geometry.

dateJan 07, 2010 in Cell & Microbiology
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Gravestones Talking through Time

(PhysOrg.com) -- A visit to your local graveyard can provide not only a history lesson, but a science lesson as well. Historians know that gravestones can reflect the lives of people whose memories are lost in time, and ...

dateDec 08, 2009 in Earth Sciences
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