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Terahertz Waves Current Events | Terahertz Waves News | 9

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Hair-sized lens helps look in blood vessels
A tiny measurement system that incorporates a lens as thick as two human hairs has been developed by researchers to investigate the force exerted on the wall of an artery as blood whooshes past. In a research paper published today in the Institute of Physics publication Journal of Micromechanics... view more (2002-03-20)

Scientists Detect Lowest Frequency Radar Echo From the Moon
A team of scientists from the Naval Research Laboratory, the Air Force Research Laboratory's (AFRL's) Research Vehicles Directorate, Kirtland Air Force Base, N.M., and the University of New Mexico (UNM) has detected the lowest frequency radar echo from the moon ever seen with earth-based receivers.   view more (2008-01-09)

Prototype for long wavelength array sees first light
Astronomers at the Naval Research Laboratory (NRL) have produced the first images of the sky from a prototype of the Long Wavelength Array (LWA), a revolutionary new radio telescope to be constructed in southwestern New Mexico.   view more (2007-03-30)

Tiny tremors and earthquakes provide intriguing clues about seismic activity, study finds
The elusive science of earthquake prediction has been reinvigorated in recent years with the discovery of "non-volcanic tremors"—faint vibrations that originate deep inside active fault zones.   view more (2006-07-13)

Alaskan storm cracks giant iceberg to pieces in faraway Antarctica
A severe storm that occurred in the Gulf of Alaska in October 2005 generated an ocean swell that six days later broke apart a giant iceberg floating near the coast of Antarctica, more than 8,300 miles away.   view more (2006-10-03)

Gold bowties may shed light on molecules and other nano-sized objects
One of the great challenges in the field of nanotechnology is optical imaging-specifically, how to design a microscope that produces high-resolution images of the nano-sized objects that researchers are trying to study.   view more (2005-08-31)

Huge tsunami spurred progress, revealed needs
The catastrophic tsunami that struck Indonesia and East Asia almost a year ago has done much to heighten the interest, research programs and preparations in the United States for events of this type, but experts say there are areas that need more attention and challenges yet to be met.   view more (2005-12-05)

Superconducting sensor helps detecting gravitation waves
To be able to detect gravitation waves in space, physicist have to measure truly minimal displacements: ten billion times smaller than the size of an atom. An improved superconducting sensor is a suitable candidate for this job, Martin Podt of the University of Twente now states in his PhD thesis.... view more (2003-01-15)

WAVES IN STELLAR ATMOSPHERES
ROYAL ASTRONOMICAL SOCIETY PRESS NOTICE:   view more (2005-03-28)

UC Berkeley astronomers find magnetic Slinky in constellation of Orion
Astronomers announced today (Thursday, Jan. 12) what may be the first discovery of a helical magnetic field in interstellar space, coiled like a snake around a gas cloud in the constellation of Orion.   view more (2006-01-13)

Jekyll-Hyde neutron star discovered by researchers
Like something out of a Robert Louis Stevenson novel, researchers at NASA and McGill University discovered an otherwise normal pulsar which violently transformed itself temporarily into a magnetar, a stellar metamorphosis never observed before.   view more (2008-02-22)

Dissertation work on leading wave power
A technology that is adapted to the special conditions for wave energy places the wave energy technology from Uppsala on the absolute cutting edge in the world.   view more (2008-12-09)

Gene study supports single main migration across Bering Strait
Did a relatively small number of people from Siberia who trekked across a Bering Strait land bridge some 12,000 years ago give rise to the native peoples of North and South America?   view more (2007-11-27)

Engineered heart tissue offers insights into irregular heartbeats, defibrillator failure
Engineers who have induced heart cells in culture to mimic the properties of the heart have used the tissue to gain new insight into the mechanisms that spawn irregular heart rhythms.   view more (2006-02-06)

Z machine melts diamond to puddle
Sandia's Z machine, by creating pressures more than 10 million times that of the atmosphere at sea level, has turned a diamond sheet into a pool of liquid.   view more (2006-11-06)

A century after 1906 earthquake, geophysicists revisit 'Big One' and come up with new model
Almost a century after the 1906 earthquake, Stanford geophysicists have revisited San Francisco's ''Big One'' and now paint a new picture of a fault that was ready to go and that ruptured farther and faster than previously supposed.   view more (2005-12-06)

Arizona State University geophysicists detect a molten rock layer deep below the American Southwest
A sheet of molten rock roughly 10 miles thick spreads underneath much of the American Southwest, some 250 miles below Tucson, Ariz. From the surface, you can't see it, smell it or feel it.   view more (2007-06-21)

Focusing ultrasound in the skull holds promise for brain tumour treatments
A new, reliable way of focusing ultrasound waves inside the human skull that could enable tumours deep inside the brain to be eradicated is described in a research paper published today in the Institute of Physics journal Physics in Medicine and Biology.   view more (2002-04-02)

El Ni'ħo is yawning
Four years ago, torrential rains battered the Southern US, mudslides struck in Peru - and the inhabitants of Canada`s west coast saved up to 30% on their winter heating bills. The cause? El Ni'ħo, a huge temperature shift in the Pacific Ocean which spawns climate changes globally. Today, using... view more (2002-02-27)

Europa does the wave to generate heat
One of the moons in our solar system that scientists think has the potential to harbor life may have a far more dynamic ocean than previously thought.   view more (2008-12-12)

Research Paper Illuminates How Light Pushes Atoms
A research paper published in the 18 August edition of the journal Physical Review Letters reveals a new effect in the fundamental way that laser light interacts with atoms.   view more (2006-08-21)

Violent days on the Sun
On Tuesday 23 July 2002 space scientists recorded the largest of four powerful solar flares, all occurring in the space of just eight days. Solar flares are tremendous explosions in the atmosphere of the Sun, with the most powerful class, called the X class, capable of releasing as much energy as... view more (2002-07-26)

Family SUNday on Saturday
   view more (1999-05-17)

NIST atom interferometry displays new quantum tricks
Physicists at the National Institute of Standards and Technology (NIST) have demonstrated a novel way of making atoms interfere with each other, recreating a famous experiment originally done with light while also making the atoms do things that light just won't do.   view more (2007-05-29)

UO plays key role in LIGO's new view of a cosmic event
An international team of physicists, including University of Oregon scientists, has concluded that last February's intense burst of gamma rays possibly coming from the Andromeda Galaxy lacked a gravitational wave. That absence, they say, rules out an initial interpretation that the burst came from... view more (2008-01-04)

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