Controlling ice formation
(Phys.org)—Researchers have demonstrated that ice crystals will grow along straight lines in a controlled way on microgrooved surfaces. Compared to the random formation of ice crystals on smooth surfaces, the ice on the ...
News tagged with crystal formation
A close up look at how bacteria make ice
(Phys.org)—A combined team of researchers from Germany and the U.S. has taken a closer look at a type of bacteria that is able to cause ice to form, sometimes even under conditions above the normal freezing point.
Guinness record: World's thinnest glass is just two atoms thick
(Phys.org) —At just a molecule thick, it's a new record: The world's thinnest sheet of glass, a serendipitous discovery by scientists at Cornell and Germany's University of Ulm, is recorded for posterity in the Guinness ...
Nanomaterials
Sep 12, 2013
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Earth's oldest fossils boost hopes for life on Mars
(PhysOrg.com) -- Microfossils found in Australia show that more than 3.4 billion years ago, bacteria thrived on an Earth that had no oxygen, a finding that boosts hopes life has existed on Mars, a study published Sunday says.
Earth Sciences
Aug 21, 2011
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Growing nanowires horizontally yields new benefit: 'nano-LEDs'
While refining their novel method for making nanoscale wires, chemists at the National Institute of Standards and Technology discovered an unexpected bonus -- a new way to create nanowires that produce light similar to that ...
Nanophysics
Sep 29, 2010
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Rock of ages: Clues about Mars evolution revealed
Through the study of a popular Martian meteorite's age, a University of Houston professor and his team have made significant discoveries about the timeline of volcanic activity on Mars.
Space Exploration
Apr 15, 2010
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Surprising discovery: X-rays drive formation of new crystals
detect broken bones, tumors and dental cavities, analyze atoms in diverse materials and screen luggage at airports -- but who knew they could cause crystals to form?
Condensed Matter
Jan 25, 2010
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Improving crystal engineering with DNA
Northwestern investigators have demonstrated that fine-tuning DNA interaction strength can improve colloidal crystal engineering to enhance their use in creating an array of functional nanomaterials, according to a recent ...
Bio & Medicine
May 8, 2023
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Ultra-thin metal-organic layers prevent ice crystal formation in novel cryoprotectants
Small amounts of nanometer-thin metal-organic layers efficiently protect red blood cells during freezing and thawing, as a team of researchers writing in the journal Angewandte Chemie International Edition has discovered. ...
Bio & Medicine
Apr 27, 2023
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New purification method could make protein drugs cheaper
One of the most expensive steps in manufacturing protein drugs such as antibodies or insulin is the purification step: isolating the protein from the bioreactor used to produce it. This step can account for up to half of ...
Bio & Medicine
Feb 28, 2023
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