Week 7
Week 7: Feb. 12 鈥� 18 (Archive)
February 12
- Pierre L. DuLong鈥攔esearcher on refractive indices and specific heats gases鈥攚as born on this date in 1785. He discovered nitrogen trichloride in 1813, discovered the law of constancy of atomic heat (DuLong-Petit Law) in 1819, suggested that acids were compounds of hydrogen in 1815, and devised formula for heat value of fuels (DuLong formula).
- Moritz Traube鈥攁 researcher in semipermeable membrances, sugars, respiration, fermentation, oxidation, protoplasm, and muscle鈥攚as born on this date in 1826.
February 13
- Henry C. Pearson, born in 1858, was a rubber scientist and an editor.
February 14
- Dennis Searle and E. M. Skillings discovered deposits of borax and other soluble salts in San Bernardino, CA in 1873.
- Julius Nieuwland, born in 1878 and dubbed the "Father of Acetylene Chemistry", discovered neoprene.
- Evan J. Crane, born in 1889, was editor of Chemical Abstracts from 1915 to 1958.
- Herbert A. Hauptman, born in 1917, developed methods for determination of crystal structures and won the (1985).
- Lawrencium (Lr, 103) was produced at University of California, Berkeley in 1961.
February 15
- Hans K. A. S. von Euler-Chelpin, born in 1873, was a researcher on enzymes and fermentation and won the (1929).
- Charles Thomas, born in 1900, received many awards, including the Priestley Medal.
February 16
- E. P. Bundy, H. T. Hall, H. M. Strong, and R. H. Wentoff announced the synthesis of diamonds at GE Research Laboratories in 1955.
February 17
- Friedrich K. Beilstein, born in 1838, published a standard reference work on organic chemistry (1880鈥�1883).
February 18
- Frederick Soddy coined phrase "isotopic elements" for elements that share same place in the periodic table in 1913.
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