Rudolph Pariser | |
|---|---|
 Pariser with his wife Louise in 2005 | |
| Born | (1923-12-08)December 8, 1923 |
| Died | February 2, 2021(2021-02-02) (aged 97) |
| Alma mater | |
| Known for | Pariser–Parr–Pople method |
| Spouse | |
| Scientific career | |
| Fields | Physical Chemistry |
| Institutions | DuPont |
Rudolph Israel Pariser (December 8, 1923 – February 2, 2021) was an Americanphysical andpolymer chemist.
Rudolph Israel Pariser was born inHarbin, China to merchant parents, Ludwig Jacob Pariser and Lia Rubinstein. He attended the Von Hindenburg Schule in Harbin, an American Missionary School inBeijing andAmerican School in Japan inTokyo. He left for the United States just before World War II broke out.[1][2]
Pariser received hisBachelor of Sciencedegree from theUniversity of California, Berkeley in 1944, and hisPh. D. degree from theUniversity of Minnesota inphysical chemistry in 1950. From 1944 to 1946, duringWorld War II and shortly afterward, he served in theUnited States Army. He became anaturalizedcitizen of the United States in 1944.[2]
Pariser spent most of his career as apolymer chemist working forDuPont in theCentral Research Department at theExperimental Station. He rose to the level of Director of Polymer Sciences, leading it during a time of great innovation. After retiring from DuPont, he formed his own consulting company.[2]
Pariser is best known for his work withRobert G. Parr on the method ofmolecular orbital computation[3] now known (because it was independently developed byJohn A. Pople) as thePariser–Parr–Pople method (PPP method), published both by Pariser and Parr and by Pople in almost simultaneous papers in 1953.
On July 31, 1972, Pariser married Margaret Louise Marsh. He died on February 2, 2021, at the age of 97.[4][5]
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