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Extreme Conditions

All articles tagged with #extreme conditions

Hiroshima debris reveals a novel alloy forged by the blast
science26 days ago

Hiroshima debris reveals a novel alloy forged by the blast

Researchers analyzing microscopic debris from Hiroshima Bay identified a previously unseen alloy consisting of iron, chromium, nickel, manganese, molybdenum, silicon, aluminum and other elements arranged in a complex cubic lattice. forged by the explosion’s extreme, rapid heating and cooling, these microdroplets act as tiny laboratories, preserving a record of conditions that existed for fractions of a second. The finding, published in Science Advances, broadens understanding of how extreme events can create novel materials and may shed light on related structures like quasicrystals.

via Yahoo|
#alloy#extreme-conditions#hiroshima-bombing
Hiroshima blast spawns a brand-new metallic alloy, scientists report
science26 days ago

Hiroshima blast spawns a brand-new metallic alloy, scientists report

Researchers analyzing debris from the 1945 Hiroshima bombing have identified a previously unseen metallic alloy formed under the explosion’s extreme conditions. The alloy, consisting of iron, chromium, nickel, manganese, molybdenum, silicon and aluminum in a unique cubic lattice, acts like a tiny physical archive of the blast. This micro-scale “experiment” helps scientists understand how matter can organize under violent events and may inform broader studies of unusual materials such as quasicrystals and other extreme-condition formations.

via Scientific American|
#alloy#extreme-conditions#hiroshima
Gold Surprises as It Behaves Unusually When Superheated Beyond Melting Point
science1 year ago

Gold Surprises as It Behaves Unusually When Superheated Beyond Melting Point

A new study reveals that gold can be heated up to 14 times beyond its traditional melting point without melting, challenging existing models of superheating limits and suggesting that some solids may not have a definitive melting point under ultra-fast heating conditions. This discovery has significant implications for understanding matter behavior in extreme environments like space and nuclear reactors.

via ScienceAlert|
#entropy-catastrophe#extreme-conditions#gold
Scientists Create Liquid Carbon in Lab, Boosting Nuclear Fusion Research
science1 year ago

Scientists Create Liquid Carbon in Lab, Boosting Nuclear Fusion Research

Scientists have successfully created liquid carbon in the lab for the first time, using high temperatures and pressures, which has significant implications for nuclear fusion technology, understanding planetary interiors, and advancing materials science. This breakthrough could accelerate fusion energy development and provide insights into cosmic phenomena, demonstrating the power of advanced laser technology and international collaboration.

via Stewartville Star|
#extreme-conditions#liquid-carbon#materials-science
"Journey to the Core: Exploring the Consequences of Drilling Through Earth"
science-and-technology2 years ago

"Journey to the Core: Exploring the Consequences of Drilling Through Earth"

Scientists have explored the hypothetical scenario of drilling through the Earth's layers to the other side. The process would require a massive drill and decades of work. The deepest human-made hole, the Kola Superdeep Borehole in Russia, is only 7.6 miles deep, far from reaching the mantle, which is about 50 miles away. The extreme pressures and temperatures, such as 2,570 degrees Fahrenheit in the mantle and 7,200 to 9,000 degrees Fahrenheit in the outer core, would pose significant challenges. Additionally, the drill would have to overcome the pull of gravity and work against it to reach the other side.

via Livescience.com|
#drilling#earths-core#extreme-conditions
"Inside the World of America's Elite Hotshot Firefighters"
environment2 years ago

"Inside the World of America's Elite Hotshot Firefighters"

Hotshot fire crews, elite U.S. firefighters who battle the biggest wildfires in the American West, work in extreme conditions for long periods of time, often without access to basic amenities like showers or cellphone signals. They use hand tools and chain saws to carve out dirt tracks to control the spread of fires. Despite the dangers and low pay, hotshots are drawn to the camaraderie and the challenge of the job. A report by the University of Washington highlights the pay disparity between federal firefighters and their counterparts in state agencies, leading to legislation that aims to raise the base pay of entry-level federal firefighters.

via The New York Times|
#environment#extreme-conditions#hotshot-firefighters
Mice Thrive in Extreme Andean Altitudes, Puzzling Scientists
science2 years ago

Mice Thrive in Extreme Andean Altitudes, Puzzling Scientists

A team of scientists from Argentina, Chile, Bolivia, and the United States have discovered 13 mummified mice at elevations above 6,000 meters in the Andes mountains, making them the world's highest dwelling mammal. The mice, called Phyllotis vaccarum, are commonly found at lower elevations but have been found at extreme heights on the Atacama Plateau. The harsh conditions, similar to those on Mars, create perfect conditions for preservation. The researchers are conducting further studies to understand how the mice survive in these extreme conditions and are exploring theories such as their diet of lichens or the transportation of food by wind. This discovery challenges previous beliefs about species' survival capabilities in high-altitude environments.

via CNN|
#andes-mountains#extreme-conditions#high-altitude