Phonons can be chiral: Study claims to settle the debate
Findings published in Nature settle the dispute: phonons can be chiral. This fundamental concept, discovered using circular X-ray light, sees phonons twisting like a corkscrew through quartz.
Findings published in Nature settle the dispute: phonons can be chiral. This fundamental concept, discovered using circular X-ray light, sees phonons twisting like a corkscrew through quartz.
Condensed Matter
Jun 9, 2023
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51
Climate scientists at Rice University have discovered an "internally generated periodicity"—a natural cycle that repeats every 150 days—in the north-south oscillation of atmospheric pressure patterns that drive the movement ...
Earth Sciences
Jun 6, 2023
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113
Climate change-driven shifts in the circulation of waters to the deepest reaches of the ocean around Antarctica, which could reverberate across the planet and intensify global warming, are happening decades "ahead of schedule", ...
Environment
May 28, 2023
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Approximately 700,000 years ago, a "warm ice age" permanently changed the climate cycles on Earth. Contemporaneous with this exceptionally warm and moist period, the polar glaciers greatly expanded. A European research team ...
Earth Sciences
May 16, 2023
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41
A team of space scientists from Finland, Greece and the U.S. has found evidence showing that polarized optical emissions observed during a tidal disruption event were caused by colliding streams of material from a destroyed ...
A new study published in Nature Geoscience carried out by Ca' Foscari University of Venice, in collaboration with the Institute of Polar Sciences of the National Research Council and other international partners, shows that ...
Earth Sciences
May 10, 2023
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Mid-wavelength infrared (MWIR) as one of the most important transparent atmosphere windows is less sensitive to interference from the background emission of the sun, providing a high-transmission zone for the finger-print ...
Optics & Photonics
May 9, 2023
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No matter where we go in the universe, we're going to need water. Thus far, human missions to Earth orbit and the moon have taken water with them. But while that works for short missions, it isn't practical in the long term. ...
Space Exploration
May 8, 2023
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Politicians who are the parents of daughters provide researchers with a "natural experiment" to test how personal circumstances influence legislators' roll call votes. Research published in 2008, by author Ebonya Washington, ...
Social Sciences
May 1, 2023
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When one thinks of the damage that climate change is doing, it's probable that what comes to mind is a vision of huge lumps of ice dropping off one of the polar ice sheets and crashing into the ocean. While Greenland and ...
Planetary Sciences
Apr 27, 2023
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107