منابع مشابه
Balthasar - Georges Sage
Baltasar-George Sage (1740-1824), a conflictive chemist and mining engineer, and one of the last supporters of the phlogiston theory and the old chemical nomenclature, carried on a large number of metallurgical researches, discovered hypophosphoric acid and solid potassium ferrocyanide. His most achievement was the foundation of the School of Mines of Paris. LIFE AND CAREER In his biography Bal...
متن کاملGeorges Cuvier (1769-1832)
Georges Cuvier [4], baptized Georges Jean-Léopold Nicolas-Frédéric Cuvier, was a professor of anatomy at the National Museum of Natural History in Paris, France, through the late eighteenth and early nineteenth centuries. Scholars recognize Cuvier as a founder of modern comparative anatomy, and as an important contributor to vertebrate paleontology and geology. Cuvier studied the form and funct...
متن کاملClaude Cachera
our synthetic ape C-il (46-58) gave a negative response when tested with purified native apolipoprotein C-fl. Double iminunodiffusion (Ouchterlony technique) of antibodies against our synthetic ape E (141-155) gave a positive immunoprecipitation line with Purified apolipoprotein E, which showed a partial identity with those obtained with polyclonal antibodies raised against the native protein. ...
متن کاملMadeleine Lemieux and Georges Bordage
Two approaches to the study of diagnostic thinking are compared, one mainly propositional, namely that of Pate1 and Groen (1986), the other mainly semantic, that of Lemieux and Bordage (1986). Pate1 and Groen analyzed the linear dimension of cardiologists’ discourses while solving a case of acute bacterial endocarditis, that is, the before and after propositional rules. A secondary analysis of ...
متن کاملRay Techniques in Electromagnetics GEORGES
Absfracf-The principles of ray optics and, in more detail, some selected applications of ray techniques to electromagnetic8 are reviewed briefly. It is shown how a systematic use of matrix representation for the wavefront curvature and for its transformations simplify the handling of arbitrary pencils of rays and, consequently, the field computations. The same methods apply to complex rays whic...
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ژورنال
عنوان ژورنال: Nature
سال: 1960
ISSN: 0028-0836,1476-4687
DOI: 10.1038/187829a0