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Haverhill

(Encyclopedia) Haverhill Haverhill hāˈvərĭl [key], city (2020 pop. 67,787), Essex co., NE Mass., on the Merrimack…

Haworth, Sir Walter Norman

(Encyclopedia) Haworth, Sir Walter Norman, 1883–1950, British chemist, Ph.D. Univ. of Göttingen, 1911. Haworth held academic posts at Imperial College of Science and Technology in London (1911–12),…

Gurugram

(Encyclopedia) Gurugram, formerly Gurgaon Gurugram, gûrˈgoun [key], city, Haryana state, N…

Anderson, Carl David

(Encyclopedia) Anderson, Carl DavidAnderson, Carl Davidănˈdərsən [key], 1905–91, American physicist, b. New York City, grad. California Institute of Technology (B.S., 1927; Ph.D., 1930). Associated…

Gordon, Bruce S.

(Encyclopedia) Gordon, Bruce S., 1946–, African-American business executive and civil-rights leader, b. Camden, N.J.; grad. Gettysburg College (B.A., 1968), Massachusetts Institute of Technology (M.S…

Kalam, A. P. J. Abdul

(Encyclopedia) Kalam, A. P. J. Abdul (Avul Pakir Jainulabdeen Abdul Kalam), 1921–2015, Indian scientist and political leader, studied St. Joseph's College, Tiruchirappalli (grad. 1954), Madras…

Mössbauer, Rudolf Ludwig

(Encyclopedia) Mössbauer, Rudolf Ludwig, 1929–2011, German physicist, Ph.D. Max Planck Institute for Medical Research, Heidelberg, Germany, 1957. Mössbauer was a professor at the California Institute…

New Taipei City

(Encyclopedia) New Taipei CityNew Taipei Citytībāˈ [key], special municipality (2010 pop. 4,054,467), c.790 sq mi (2,050 sq km), N Taiwan, the most populous municipality in Taiwan. Formerly Taipei co…

operational amplifier

(Encyclopedia) operational amplifier, amplifier whose output voltage is proportional to the negative of its input voltage and that boosts the amplitude of an input signal many times, i.e., has a very…

Magnus, Heinrich Gustav

(Encyclopedia) Magnus, Heinrich GustavMagnus, Heinrich Gustavhīnˈrĭkh g&oobreve;sˈtäf mägˈn&oobreve;s [key], 1802–70, German chemist, physicist, and educator. In 1831 he became lecturer and…