Paul Walden (1863 – 1957) was a Latvianchemist. He was born in Cesis in Latvia and initially studied at the University of Riga and St. Petersburg before receiving his doctorate at the University of Leipzig. 1863 (MDCCCLXIII) is a common year starting on Thursday of the Gregorian calendar (or a common year starting on Saturday of the Julian calendar). ... Year 1957 (MCMLVII) was a common year starting on Tuesday of the Gregorian calendar. ... A chemist pours from a Florence flask. ... The town of Cēsis, in Latvia, is located in the northern part of Vidzeme Central upland, on the river Gauja, on high hillocks with terraces, overlooking the blue woods of the Gauja ancient river valley. ... University of Latvia is the oldest university in Latvia. ... Saint Petersburg State University (Санкт-ПетербургÑкий ГоÑударÑтвенный УниверÑитет) is one of the oldest Russian educational institutions, established in the city of Saint Petersburg on January 28, 1724 by a decree of Peter the Great. ... The University of Leipzig (Universität Leipzig), located in Leipzig in the Free State and former Kingdom of Saxony, is one of the oldest universities in Europe. ...
Walden left Latvia after the Russian Revolution and accepted positions in Germany. The Walden inversion is named after him. Walden also invented ethylammonium nitrate[1] as the first example of an ionic liquid. Walden is also known for his 1949 book, History of Chemistry, an excellent synthesis of contemporary historical research in the field. The Russian Revolution of 1917 was a series of political events in Russia, involving first the overthrow of the system of autocracy, and then the overthrow of the liberal Provisional Government (Duma), resulting in the establishment of the Soviet power under the control of the Bolshevik party. ... In chemistry Walden inversion is the inversion of configuration of a chiral centre in a molecule in a chemical reaction. ... Ethylammonium nitrate (m. ... Ionic liquid An ionic liquid is a liquid that contains essentially only ions. ...
Greg Walden explored broadcasting at his father's radio station in Hood River and in Fairbanks, Alaska, where he was a radio announcer and TV news producer while the Alaska oil pipeline was being built in the mid-1970s.
Walden drew attention in his first session in 1989, when he spoke against a requirement for businesses to provide health insurance to their workers under the Oregon Health Plan being forged by John Kitzhaber, then the Senate president.
Walden planned in the fall of 1993 to announce a race for governor when he and his wife learned that the baby boy she was expecting had a severe heart defect and would require a transplant.
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