A new way to measure Earth's magnetosphere
US researchers have demonstrated the potential use of a new way to measure properties of Earth's magnetosphere, the magnetic bubble that surrounds the planet.
Earth Sciences
Jan 4, 2012
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Page 6 - News tagged with density waves
Waveguides that combine metallic and semiconductor structures can be made more compact
(Phys.org) -- Increasing the areal density at which electronic components can be integrated onto a computer chip has always been key to the revolution of technological applications. However, achieving the same feat in the ...
Optics & Photonics
Jul 4, 2012
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Low-frequency radio emissions from high-altitude sprite discharge
When lightning strikes from a towering cumulonimbus cloud down to the ground, the electrical discharge can perturb the atmosphere's electric field, potentially triggering a second event-sprite discharge. This more elusive ...
Earth Sciences
Dec 18, 2012
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Distinct driving mechanisms identified for charge order in monolayer vanadium diselenide
NUS physicists have discovered that monolayer vanadium diselenide (VSe2) has coexisting charge-ordered states with two distinct driving mechanisms.
Nanomaterials
Feb 24, 2022
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Sea waves as renewable resource in new energy converter design
Sea waves are a renewable and inexhaustible resource found in abundance across the planet. But efficiently converting sea wave motion into electrical energy has been challenging, in part due to the difficulty of compensating ...
Energy & Green Tech
Jun 22, 2012
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Gravity waves and sunglint, lake superior
From the vantage point of the International Space Station, astronauts frequently observe atmospheric and surface phenomena in ways that are impossible to view from the ground. Two such phenomena—gravity waves and sunglint—are ...
Earth Sciences
Jul 23, 2013
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The impact of solar eclipses on the structure and dynamics of Earth's upper atmosphere
Solar eclipses can have a noticeable impact on the structure and dynamics of Earth's upper atmosphere—the ionosphere. This is primarily due to the sudden reduction in solar radiation reaching the Earth's atmosphere during ...
Planetary Sciences
Sep 26, 2023
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Space-based system using GPS satellites could warn of incoming tsunamis
Initial tsunami waves are typically a few centimeters high, but nonetheless cause a disturbance in the Earth's upper atmosphere by pushing up air and creating an acoustic wave that is amplified as it goes higher.
Earth Sciences
Apr 28, 2022
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Sizzling heat wave creates health hazard in southwestern US
The Southwestern U.S. is about to feel the wrath of a punishing heat wave that includes a forecast of 120 degrees in Phoenix—a temperature not seen in the desert city in more than 20 years.
Environment
Jun 19, 2017
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Japan's huge quake heard from space by GOCE (Update)
The colossal earthquake that sent a devastating tsunami barreling into Japan two years ago on Monday was so big it could be heard from space, a study has said.
Earth Sciences
Mar 11, 2013
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