News tagged with microwave
New research brings 'invisible' into view (w/ Video)
Oct 06, 2009 |
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(PhysOrg.com) -- A group of researchers at Missouri University of Science and Technology has developed a handheld camera that uses microwave signals to non-destructively peek inside materials and structures ...
First light for BOSS -- a new kind of search for dark energy
Oct 01, 2009 |
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BOSS, the Baryon Oscillation Spectroscopic Survey, is the most ambitious attempt yet to map the expansion history of the Universe using the technique known as baryon acoustic oscillation (BAO). A part of the ...
Fujitsu Develops Millimeter-Wave Gallium-Nitride Transceiver Amplifier Chipset
Sep 30, 2009 |
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Fujitsu announced today the development of the world's first gallium-nitride HEMT-based transceiver amplifier chipset for broadband wireless transmission equipment operating in the millimeter bandwidth, the ...
NASA's TRMM satellite sees heavy rainfall in Choi-Wan
Space & Earth / Earth Sciences
Sep 17, 2009 |
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NASA and the Japanese Space Agency's Tropical Rainfall Measuring Mission (TRMM) satellite flew over the center of Super Typhoon Choi-Wan at 2:34 EDT on September 17, 2009 and captured heavy rainfall around ...
Planck first light yields promising results (w/ Video)
Space & Earth / Space Exploration
Sep 17, 2009 |
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(PhysOrg.com) -- Planck, ESA's mission to study the early Universe, started surveying the sky regularly from its vantage point at L2 on 13 August. The instruments of ESA's 'time machine' were fine-tuned for ...
New AFOSR magnetron may help defeat enemy electronics
Sep 16, 2009 |
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Researchers funded by the Air Force Office of Scientific Research at the University of Michigan invented a new type of magnetron that may be used to defeat enemy electronics. A magnetron is type of vacuum ...
Typhoon Choi-Wan triggers tropical storm warnings for US commonwealth of Northern Mariana Islands
Space & Earth / Earth Sciences
Sep 14, 2009 |
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Microwave imagery from NASA's Aqua satellite revealed extremely high thunderstorms in Typhoon Choi-Wan as it began passing the island of Sai-Pan in the Western Pacific Ocean. The U.S. National Weather Service ...
Broadband invisibility in the microwave range
Sep 11, 2009 |
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(PhysOrg.com) -- In the series Star Trek, Klingons and Romulans have spaceships outfitted with cloaking devices that hide their presence from sight, as well as from the sensors of their rivals' spaceships. Unlike current invisi ...
NASA microwave image sees eyewall opening in Hurricane Linda
Space & Earth / Earth Sciences
Sep 10, 2009 |
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Linda managed to power up to hurricane status at 11 p.m. EDT last night (September 9), and she's running into cooler waters and wind shear, so she's not expected to hold that strength through tomorrow. Microwave ...
Proposed Quantum Computer Consists of Billions of Electron Spins
Sep 09, 2009 |
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(PhysOrg.com) -- While researchers have already demonstrated the building blocks for few-bit quantum computers, scaling these systems up to large quantum computers remains a challenge. One of the biggest problems ...
Weaknesses in dikes detected by space tech spin-off
Space & Earth / Earth Sciences
Sep 04, 2009 |
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A company from one of ESA's Business Incubation Centres has used space technology to develop a scanner to spot weaknesses in dike structures. It is being used to inspect dikes and dams on the Danube river ...
Optical atomic clock becomes portable
Sep 03, 2009 |
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You imagine a clock to be different -- yet the optical table with its many complicated set-ups really is one. Optical clocks like the strontium clock in the Physikalisch-Technische Bundesanstalt (PTB) in Braunschweig ...
NASA's satellite imagery sees Hilda hit a wall
Space & Earth / Earth Sciences
Aug 27, 2009 |
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Two days ago, Hilda was in prime shape to strengthen further as she tracked westward, far south of the Hawaiian Islands. Today, as a result of winds and cooler waters, she's weakened to a tropical depression, ...
Researchers propose new way to reproduce a black hole
Aug 21, 2009 |
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(PhysOrg.com) -- Despite their popularity in the science fiction genre, there is much to be learned about black holes, the mysterious regions in space once thought to be absent of light. In a paper published in the August ...
NASA's QuikScat sees category 3 Hurricane Bill's winds go a long distance
Space & Earth / Earth Sciences
Aug 20, 2009 |
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NASA satellites continue to capture important wind speed and cloud data that forecasters at the National Hurricane Center are using to help their forecasts. QuikScat has been particularly helpful in determining ...
