Sentences with phrase «university radiation physicist»

«This is a milestone paper,» says Columbia University radiation physicist David Brenner.

Not exact matches

In January 2012, Christoph Weniger, a physicist at the University of Amsterdam in the Netherlands, started noticing hints of a strange type of radiation around the center of our galaxy.

Christine Démoré, an engineering physicist at the University of Dundee in Scotland, and colleagues set out to reverse the direction of that radiation pressure, so that an object would get pulled rather than pushed.

One possible solution, proposed in 2007 by physicists Patrick Hayden of Stanford University and John Preskill of Caltech, is that the black hole could act like a mirror, with information about infalling particles being reflected outward, imprinted in the Hawking radiation.

However Physicist Ted Jacobson of the University of the Maryland in College Park, who suggested in 1999 that analogue radiation could be seen in the laboratory, says that the possibility of gleaning new insights about black holes from the sonic experiment remains «far fetched», for now.

In the field of astrophysics, the University of Cambridge physicist is also known for his work on gravity and black holes, including his 1974 postulation of the eponymous Hawking radiation, a phenomenon by which a black hole should give off a stream of particles from its outer boundary.

But even if the sonic radiation as it stands is not a perfect match, William Unruh, a theoretical physicist at the University of British Columbia in Vancouver points out that «it is the closest anyone has come» to detecting Hawking radiation.

But Alex Dessler, a space physicist at the University of Arizona, Tucson, says the same area of the planet also produces unusual radio signals, flares of ultraviolet light, and high levels of infrared radiation and even seems to be correlated with a patch in Jupiter's magnetosphere that pumps out high - energy electrons.

In the second paper, physicist Dejan Vinković of the University of Split in Croatia developed a model that shows how a combination of stellar wind and infrared radiation from the inner disk can blow the ultrafine crystallized silicate particles billions of kilometers from the inner regions of a protoplanetary disk to its colder outer sections, where comets and other cold but rocky objects, such as Pluto, can form.

Stephen Hawking, Holograms Institution: Cambridge University Year: 2015 Known for: Inventing Hawking radiation, being Stephen Hawking Idea: After contending for years that information is destroyed, the famous physicist changed his tune.

University of Chicago Medicine radiation oncologists and medical physicists are at the forefront of research into new and better ways to treat cancer.

I am a medical physicist at the General Hospital of Yaoundé and senior lecturer at the University of Dschang where I'm teaching level 2, 3 and 5 in radiation Physics.