 1868 - Theodore W. Richards born: atomic weights, electrochemistry, and thermodynamics; discovered that lead from uranium and thorium had different atomic weights (before isotope concept was introduced); Nobel Prize, 1914. |
| 1881 - Irving Langmuir born: surface chemistry (Langmuir adsorption isotherm, Langmuir-Blodgett films); inventor of gas-filled tungsten lamp, use of atomic hydrogen blowpipe for welding, condensation pump for high vacuum; atomic structure and valence; Nobel Prize, 1932. |
sources: http://webserver.lemoyne.edu/faculty/giunta/week.html, http://todayinsci.com
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