MIT team finds that the ratio of component atoms is vital to performance.
Edith Ruina, of Cambridge and Wellfleet, former director of MIT's Women in Technology and Science program, died Nov. 27. She was 81.
Ruina worked at MIT for seven years and was the author of "Women in Science and Technology: A Report of an MIT Workshop," published by the MIT Press in 1974, and "How They Lived to Tell," a story of young Jews who survived the Holocaust.
She is survived by her husband, Jack Ruina, MIT professor emeritus of electrical engineering and computer science; a son, Andrew Ruina of Ithaca, N.Y.; two daughters, Ellen Ruina of Washington, D.C., and Rachel Ruina of Bethesda, Md.; and seven grandchildren.
A memorial service will be held in January.
Donations may be made to the Wellfleet Public Library, 55 W. Main St., Wellfleet, MA 02667.