Sentences with phrase «first direct observations»

«Scientists achieve first direct observations of excitons in motion.»

Computer simulations of the biosphere have predicted such responses to drought, but these are the first direct observations of this effect across tropical forests.

«This allowed us to make the first direct observations of electrons move in crystals in real time.

Many physicists are hopeful that LIGO will make the first direct observation of gravitational waves in the next few years.

«Because neutron spectroscopy could «see» hydrogen due to its large neutron scattering cross-section, it succeeded where optical spectroscopy techniques failed and enabled the first direct observations of cerium hydrides both on the surface and in the bulk of a cerium oxide catalyst,» Wu said.

This spectacular event was the first direct observation of an extraterrestrial collision in the solar system, and it was followed worldwide by professional and amateur astronomers.

Researchers using the Atacama Large Millimeter / submillimeter Array (ALMA) have made the first direct observations delineating the gas disk around a baby star from the infalling gas envelope.

«This is the first direct observation that these two phenomena are linked: The density waves with their associated nanoscale distortions disappear and the electrons in the material change their personality suddenly at a well - defined material composition,» Billinge said.

On the basis of its intended flight route, the Perlan glider might be able to provide the first direct observations of polar stratospheric clouds, a unique type of ice cloud that forms in the polar stratosphere and helps to deplete ozone, Gong adds.

«This is the first direct observation of exciton diffusion processes,» Bulovic says, «showing that crystal structure can dramatically affect the diffusion process.»

IN THE LATE 1890s in a laboratory atop a 4,554 - meter peak in the Monta Rosa range in the Italian Alps, physiologist Angelo Mosso made the first direct observations of the effects of high altitude on the human brain: by eye and with an apparatus he designed, Mosso peeked into the skull of a man whose brain had been partly exposed in an accident, observing changes in swelling and pulsation.

«The first direct observation of gravitational waves by LIGO is an extraordinary demonstration of scientific vision and persistence.

On 19 May 1998, NASA announced, amid much fanfare, that the Hubble Space Telescope had made the first direct observation of a planet outside the solar system.

However, scientists at the European Space Agency have now made the first direct observations of the object.

Through the use of ORNL's aberration - corrected scanning transmission electron microscope and electron energy loss spectroscopy, ORNL researchers were able to provide the first direct observation of the often proposed ORR active site, FeN4, at an atomic level.

«Our results provide the first direct observations of the snowpack - forest connections across broad spatial scales,» said Molotch, also a research scientist at CU - Boulder's Institute of Arctic and Alpine Research.