William Daniel Phillips is an American physicist. He shared the Nobel Prize in Physics, in 1997, with Steven Chu and Claude Cohen-Tannoudji.
Phillips at the 2012 Lindau Nobel Laureate Meeting
Steven Chu is an American physicist and former government official. He is a Nobel laureate and was the 12th U.S. secretary of energy. He is currently the William R. Kenan Jr. Professor of Physics and Professor of Molecular and Cellular Physiology at Stanford University. He is known for his research at the University of California, Berkeley, and his research at Bell Laboratories and Stanford University regarding the cooling and trapping of atoms with laser light, for which he shared the 1997 Nobel Prize in Physics with Claude Cohen-Tannoudji and William Daniel Phillips.
Chu in 2014
Chu lecturing
Chu with his medal as a Pontifical Academician, 2018
Chu's official portrait as United States secretary of energy, January 21, 2009