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Il y a 1 jour · Terence Tao. Terence Chi-Shen Tao FAA FRS (Chinese: 陶哲軒; born 17 July 1975) is an Australian and American mathematician who is a professor of mathematics at the University of California, Los Angeles (UCLA), where he holds the James and Carol Collins Chair in the College of Letters and Sciences.
Il y a 7 heures · At H.H. Dow High School, 17-year-old David Benjamin Turner shot his 17-year-old ex-girlfriend Jessica Forsyth as they were in the school parking lot after Turner had called Forsyth and asked her to meet him at the school so he could return some of her stuff. Forsyth and her mother drove to the school. When she got out of the car, Turner pulled out a gun, shot her and then committed suicide by ...
Conventional oxidation processes for alkyl aromatics to ketones employ oxidants that tend to generate harmful byproducts and cause severe equipment corrosion, ultimately creating critical environmental problems. Thus, in this study, a practical, efficient, and green method was developed for the synthesis of aromatic ketones by applying a bis(2-butoxyethyl) ether/O2 system under external ...
Il y a 7 heures · John Tyler (March 29, 1790 – January 18, 1862) was the tenth president of the United States, serving from 1841 to 1845, after briefly holding office as the tenth vice president in 1841. He was elected vice president on the 1840 Whig ticket with President William Henry Harrison, succeeding to the presidency following Harrison's death 31 days ...
Il y a 7 heures · Two neutral, dizwitterionic dicarboxylates, N,N,Nʹ,Nʹ-tetramethylethane-1,2-diammonioacetate (L1) and biphenyl-4,4ʹ-diyl-bis(4-carboxylatopyridiniomethylene) (L2), have been used as ligands in syntheses of uranyl ion complexes which exemplify the effect of different reaction conditions. [UO2(L1)Cl2]·H2O (1) has been crystallized at room temperature and is a simple monoperiodic coordination ...
Il y a 7 heures · Environmental Plan No 138—Harrington Park 2” and to land in Mater Dei as shown edged heavy black on the map marked “Camden Local Environmental Plan No 139—Mater Dei”. 35 Refreshment rooms on certain land within Zone No 7 (a) (1) This clause applies to land within Zone No 7 (a) that is at the top of Creer Hill and
Il y a 1 jour · A Kaqchikel family in the hamlet of Patzutzun, Guatemala, 1993. There is no generally accepted definition of Indigenous peoples, [a] [1] [2] [3] although in the 21st century the focus has been on self-identification, cultural difference from other groups in a state, a special relationship with their traditional territory, and an experience of subjugation and discrimination under a dominant ...
