Although researchers have known for years about bismuth ferrite's piezoelectric properties, it could not be made to produce enough voltage to be considered as a replacement for lead, says Ramamoorthy Ramesh, a professor of physics and of materials science and engineering at U.C. Berkeley who contributed to the research led by Robert Zeches, one of Ramesh's graduate researchers at Berkeley's Department of Materials Science and Engineering. (scientificamerican.com)
When Karl A. Gschneidner Jr. began work on his Ph.D. at Iowa State University and hired on as an Ames Laboratory graduate researcher in metallurgy, Dwight Eisenhower was serving his first term in the White House. (ameslab.gov)
Even so, the studies show that students with high GRE scores and high GPA do not necessarily do better as graduate researchers than those with lower metrics, Hall says. (sciencemag.org)