منابع مشابه
Sophie Racine
The first [4+2]-annulation between aminocyclobutanes and aldehydes to access tetrahydropyranyl amines is reported. With phthalimido cyclobutane dicarboxylates and aromatic aldehydes, tetrahydropyrans were obtained in 53-92% yield and 3:117:1 dr using scandium triflate or iron trichloride as catalyst. The use of thymineor fluorouracilsubstituted cyclobutanes gave direct access to six-membered ri...
متن کاملSpotlight on…Pascale Cossart
I was educated as a chemist at the University of Lille, France. After a Master of Science at Georgetown University, Washington, DC, I arrived at the Pasteur Institute in 1971, where I am still...I only interrupted this long period for 3 months in 1973 for the birth of my first daughter, 1 year to teach biochemistry in Laos in 1974 and during which my second daughter was born; my third daughter ...
متن کاملLarge Sophie Germain primes
If P is a prime and 2P+1 is also prime, then P is a Sophie Germain prime. In this article several new Sophie Germain primes are reported, which are the largest known at this time. The search method and the expected search times are discussed.
متن کاملSophie ’ s Diary
Can a ctional teenage diary of the mathematician Sophie Germain have dramatic and captivating appeal to audiences ranging from curious teenagers to professional mathematicians? The answer lies in the delicate balance between what we do and dont know about her real life, along with the extraordinary historical and mathematical circumstances that coalesced with her stranger-than- ction initiati...
متن کاملAsteroseismology of Procyon with SOPHIE ⋆ ⋆ ⋆
Context. This paper reports a 9-night asteroseismic observation program conducted in January 2007 with the new spectrometer sophie at the OHP 193-cm telescope , on the F5 IV-V target Procyon A. Aims. This first asteroseismic program with sophie was intended to test the performance of the instrument with a bright but demanding asteroseismic target and was part of a multisite network. Methods. Th...
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ژورنال
عنوان ژورنال: Nouvelles de l'estampe
سال: 2014
ISSN: 0029-4888,2680-4999
DOI: 10.4000/estampe.664