Monthly Archives: June 2015

Henri Léon Lebesgue and the Theory of Integration

Henri Léon Lebesgue and the Theory of Integration

On June 28, 1875, French mathematician Henri Léon Lebesgue was born. He is best known for his theory of integration, which was a generalization of the 17th century concept of integration, i.e. summing the area between an axis and the curve of a function defined for that axis. By extending the work of Camille Jordan and Émile Borel on the Riemann integral, Lebesgue provided a generalization that solved many of the difficulties…
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Roy J. Plunkett and the Discovery of Teflon

Roy J. Plunkett and the Discovery of Teflon

On June 26, 1910, American chemist Roy J. Plunkett was born. He is best knwon for his 1938 accidentally discovery of polytetrafluoroethylene (PTFE), better known under the DuPont Co. trademark Teflon. PTFE is used as a non-stick coating for pans and other cookware as well as PTFE has one of the lowest coefficients of friction against any solid. Roy Plunkett – Becoming a Chemist Roy Plunkett was born in New Carlisle, as a…
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Wallace Sabine and the Field of Architectural Acoustics

Wallace Sabine and the Field of Architectural Acoustics

On June 13, 1868, American physicist Wallace Clement Sabine was born. Sabine founded the field of architectural acoustics as the outcome of his investigations on the effect of absorption on reverberation time. Sabine was acoustical architect of Boston’s Symphony Hall, widely considered one of the two or three best concert halls in the world for its acoustics. Acoustically Improving a Lecture Hall Wallace Sabine graduated from Ohio State University in 1886 and pursued graduate…
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The Undersea World of Jacques Cousteau

The Undersea World of Jacques Cousteau

On June 11, 1910, French naval officer, explorer, conservationist, filmmaker, innovator, scientist, photographer, author and researcher Jacques-Yves Cousteau was born. Cousteau is best known for his extensive underseas investigations. He was co-inventor of the aqualung which made SCUBA diving possible. He pioneered marine conservation and was a member of the Académie française. “From birth, man carries the weight of gravity on his shoulders. He is bolted to earth. But man has only…
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Richard Smalley – the Father of Nanotechnology

Richard Smalley – the Father of Nanotechnology

On June 6, 1943, American chemist and physicist Richard Errett Smalley was born. He is sometimes also referred to as ‘Father of Nanotechnology’. Richard Smalley shared the 1996 Nobel Prize for Chemistry with Robert Curl, Jr., and Harold W. Kroto for their joint 1985 discovery of carbon60 and the fullerenes. Richard Smalley – Youth and Education Richard Smalley was born in Akron, Ohio, as the youngest of 4 children of Frank Dudley…
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