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gadolinium

(Encyclopedia)gadolinium gădəlĭnˈēəm [key], metallic chemical element; symbol Gd; at. no. 64; at. wt. 157.25; m.p. 1,312℃; b.p. 3,233℃; sp. gr. 7.898 at 25℃; valence +3. Gadolinium is a malleable, ducti...

amplifier

(Encyclopedia)amplifier, device that accepts a varying input signal and produces an output signal that varies in the same way as the input but has a larger amplitude. The input signal may be a current, a voltage, a...

James, P. D.

(Encyclopedia)James, P. D. (Phyllis Dorothy James White, Baroness James of Holland Park), 1920–2014, English mystery novelist, b. Oxford. From 1964 to 1979 she worked in the forensic science and criminal law divi...

Moreau, Jeanne

(Encyclopedia)Moreau, Jeanne môrōˈ [key], 1928–2017, French movie actress, b. Paris, studied Conservatoire National d'Art Dramatique. She joined the Comédie Française and was a successful stage actress befo...

Nichols, Mike

(Encyclopedia)Nichols, Mike, 1931–2014, American actor and director, b. Berlin, Germany, as Mikhail Igor Peschkowsky. His family immigrated to the United States in ...

McNally, Terrence

(Encyclopedia)McNally, Terrence, 1939–2020, American playwright, b. St. Petersburg, Fla., grad. Columbia, 1960. Known for his dark humor, social satire, and focus on human isolation and the need to connect, he of...

Martin, Steve

(Encyclopedia)Martin, Steve, 1945–, American comedian, actor, and writer, b. Waco, Tex. An Emmy-winning television comedy writer in the late 1960s for the Smothers ...

Koch, Edward Irving

(Encyclopedia)Koch, Edward Irving kŏch [key], 1924–2013, U.S. politician, mayor of New York City (1977–89), b. New York City. After receiving his law degree (New York Univ., 1948), he practiced as a lawyer, be...

Wilder, Laura Elizabeth Ingalls

(Encyclopedia)Wilder, Laura Elizabeth Ingalls, 1867–1957, American author of the classic Little House series of children's books, b. Pepin, Wis. She and her pioneer family traveled (1869–79) throughout the Midw...

Ward, Douglas Turner

(Encyclopedia) Ward, Douglas Turner, 1930-2021, African-American actor, director, and playwright, b. Burnside, La., as Roosevelt Ward Jr. Ward’s family ...