For tiny fractions of a second, quartz glass can take on metallic properties, when it is illuminated be a laser pulse. This has been shown by calculations at the Vienna University of Technology. The effect could be used to ...
Optics & Photonics
Aug 26, 2014
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1
Scientists have for the first time visualised the transformation of powder mixtures into molten glass. A better understanding of this process will make it possible to produce high quality glass at lower temperatures, leading ...
Condensed Matter
Apr 16, 2012
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It's hard to know what prehistoric animals' lives were like—even answering seemingly simple questions, like what they ate, can be a challenge. Sometimes, paleontologists get lucky, and pristine fossils will preserve an ...
Paleontology & Fossils
Feb 19, 2021
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A team of scientists including Carnegie's Michael Ackerson and Bjorn Mysen revealed that granites from Yosemite National Park contain minerals that crystalized at much lower temperatures than previously thought possible. ...
Earth Sciences
Jun 27, 2018
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Archaeologists working at the Smithsonian Tropical Research Institute in Panama have discovered a cluster of 12 unusual stones in the back of a small, prehistoric rock-shelter near the town of Boquete. The cache represents ...
Archaeology
Jan 14, 2013
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(Phys.org) —Scientists at the University of Liverpool have created a new material, related to graphene, which has the potential to improve transistors used in electronic devices.
Nanomaterials
May 22, 2014
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You imagine a clock to be different -- yet the optical table with its many complicated set-ups really is one. Optical clocks like the strontium clock in the Physikalisch-Technische Bundesanstalt (PTB) in Braunschweig could ...
General Physics
Sep 3, 2009
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They may have gained fame in the Steven Spielberg adventure film "Indiana Jones and the Kingdom of the Crystal Skull," but those quartz-crystal skulls that once ranked as a great enigma of archaeology are certifiably fake. ...
Other
Mar 6, 2013
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An EPFL engineer has discovered a way to extract value from mining waste by recycling the quartz it contains to make composite surfaces for kitchen and bathroom countertops. Brazil-based Vale, the world's largest producer ...
Engineering
Jun 8, 2018
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(PhysOrg.com) -- MIT materials scientists have developed a new technique for growing carbon nanotubes that could replace the vertical wires in chips, permitting denser packing of circuits.
Nanomaterials
Sep 10, 2009
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