News tagged with ice crystals
The hidden nanoworld of ice crystals: Revealing the dynamic behavior of quasi-liquid layers
(PhysOrg.com) -- A wide range of phenomena depend on ice – specifically, phase transitions during ice crystal surface melting. In this transition, which occurs near the melting point, the ice surface ...
Jan 30, 2012 |
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The enduring mystery of snowflakes
Who hasn't caught a snowflake in a mitten and marveled at its starlike detail, and then recalled that no two snowflakes are alike? But these crystals of ice are even more different than one might imagine - ...
Dec 28, 2011 |
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A simple compound with surprising antifreeze properties
A chemical compound used to stabilize particles in suspension has proved capable of controlling the growth of ice crystals. This finding was made by CNRS/Saint-Gobain researchers in France. Surprisingly, the ...
Oct 25, 2011 |
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Ice heating up cold clouds
In the Arctic, competition within clouds is hot. The small amount of heat released when water vapor condenses on ice crystals in Arctic clouds, which contain both water and ice, determines the cloud's survival, ...
Space & Earth / Earth Sciences
Sep 21, 2011 |
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Mission into ice clouds: Q&A with MACPEX pilot Bill Rieke
The Mid-latitude Airborne Cirrus Properties Experiment (MACPEX) is a NASA field campaign that is investigating cirrus cloud properties and the processes that affect their impact on solar radiation. The campaign ...
Space & Earth / Earth Sciences
Apr 14, 2011 |
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Finding may end a 30-year scientific debate
A chance observation by a Queen's researcher might have ended a decades-old debate about the precise way antifreeze proteins (AFP) bind to the surface of ice crystals.
Apr 11, 2011 |
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Neutron science explains mystery of how Arctic fish's antifreeze proteins work
Neutron scientists have discovered for the first time how 'antifreeze' in arctic fish blood kicks in to keep them alive in subzero conditions. The results could provide benefits for areas as diverse as cryosurgery, ...
Apr 07, 2011 |
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Scientists create one-dimensional ferroelectric ice
(PhysOrg.com) -- Everyone knows that when water freezes, it forms ice. But a lesser known fact is that there is not one, but many different kinds of ice, depending on the way the ice crystals are arranged. ...
Feb 25, 2011 |
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Cold skies: Researchers increase our understanding of how ice clouds form
(PhysOrg.com) -- A team of atmospheric researchers designed a new computational module that helps scientists better understand how ice crystals form in the atmosphere. The team, including Dr. Xiaohong Liu ...
Space & Earth / Earth Sciences
Nov 03, 2010 |
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Physicists find evidence of new state of matter in a simple oxide
Symmetry is a fundamental concept in physics. Our ‘standard model’ of particle physics, for example, predicts that matter and anti-matter should have been created in equal amounts at the big bang, yet our ...
Sep 20, 2010 |
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The secret life of water at very low temperatures
The secret life of water just got weirder. For years water has been known to exist in 15 phases -- not just the merry threesome of solid, liquid and gas from grade school science. Now, University of Utah chemists ...
Jun 16, 2010 |
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China looks to 'combustible ice' as a fuel source
(PhysOrg.com) -- Buried below the tundra of China’s Qinghai-Tibet Plateau is a type of frozen natural gas containing methane and ice crystals that could supply energy to China for 90 years. China discovered ...
Technology / Energy & Green Tech
Mar 12, 2010 |
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Antifreeze proteins can stop ice melt, new study finds
The same antifreeze proteins that keep organisms from freezing in cold environments also can prevent ice from melting at warmer temperatures, according to a new Ohio University and Queen's University study ...
Mar 01, 2010 |
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Studying ice crystals to understand the cloud-climate connection
(PhysOrg.com) -- Beginning in mid-December, scientists will undertake a special mission to squeeze the secrets out of ice crystals in cirrus clouds. The SPARTICUS, or Small Particles in Cirrus, campaign will ...
Space & Earth / Earth Sciences
Dec 14, 2009 |
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Scientists isolate new antifreeze molecule in Alaska beetle
Scientists have identified a novel antifreeze molecule in a freeze-tolerant Alaska beetle able to survive temperatures below minus 100 degrees Fahrenheit. Unlike all previously described biological antifreezes that contain ...
Dec 14, 2009 |
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