Felix Aguilar
Felix Aguilar Rojo, Argentine astronomer and geodesist (San Juan 02 May 1884 – La Plata 28 September 1943) Una solución del metodo Gauss generalizado a más de 3 astros y tablas auxiliares para tiempo sidéreo y acimut en el instante de la observación (1942) SOME BIBLIOGRAPHY Empleo de la luz difusa en la medición angular geodesica. Anales Acad. Nac. Ciencias Exactas 7:7-15, 1940 La hora en la Republica Argentina. Rev. Astron. (1938) Bestimmung von Breite und Uhrstand aus der Beobachtung der Zeiten gleicher Hoehe von 3 Sternen (Methode von Gauss). Astron. Nachrichten 266:331, 1938 Determinación de los coeficientes de densidad y temperatura de los pendulos de invar. Publ. Observ. Astron. La Plata Ser. Geodes. 1(1), 1936 Proyecto de medición del arco de meridiano argentino. Bol. Univ. La Plata (1934) Astronomisches Nivellement in Argentinien. Zeitschr. fur Vermessungswesen (1930) Contribución a la determinación de la figura matematica de la tierra (1928) La tierra como superficie esferica (1926) With B.H. Dawson. Catalogo La Plata B de 7792 estrellas de declinaciones comprendidas entre 57º a 62º (1875) para el equinocio de 1925 (1924) Resultado de las observaciones en la zona 57º a 61º con el circulo meridiano Gautier durante el año 1914 (1916) A propósito del calculo de la orbita del cometa 1912a Galle. Anales Soc. Cient. arg. 75:24-7, 1913 Determinaciones de la variación de latitud para la investigación del movimiento del polo. Resultate des international Breitendienistes t.4 (1911) HONORS Asteroid 1800 Aguilar LINKS https://www.amigosdelaastronomia.org/storage/magazines/RA099.pdf
Federico Ahlfeld
Federico (Friedrich) Adolf Ernst Ahlfeld, German-born Bolivian geologist and mineralogist (Marburg an der Lahn 06 October 1892 – La Paz 09 January 1982) Authored 186 works Described the mineral species ramdohrite (1930) & angelellite (1959) With R. Herzenberg described the mineral blockite (1935) from which others researchers described and named penroseite (1937) With J. Muñoz Reyes first to describe the mineral mandarinoite but didn’t named it (1955) With J. Muñoz Reyes first to observe and describe the mineral selenolite (1955) later described and named downeyite SOME BIBLIOGRAPHY Mineralogia Boliviana (1966) Geologia de Bolivia. Rev. Museo La Plata (1946) Estudios geológicos de yacimientos minerales de la Provincia de Jujuy (1948) HONORS Ahlfeldite Ramdohr 1935 (Mineral)
Farhad Ardalan
Farhad Ardalan, Iranian physicist (Tehran 03 November 1939 – Internationally recognized for his work in superstring theory With F. Mansouri proposed the para-string theory (1974) With H. Arfaei classified 11-dimensional supergravity solutions with a quotient structure (1986) With M. Abolhassan constructed modular invariant partition functions for Wess-Zumino-Witten-Novikov models via orbifold method (1994) Discovered non-commutativity in D-branes of string theory (1999) Co-discovered a new boson with a mass of 125 GeV (2012)
Erol Akyol
Erol Akyol, Turkish palynologist (1934 – 2002) DESCRIBED FOSSIL POLLEN/SPORAE TAXA Genera Auriculimembranospora 1978 Cadiosporites 1967 with Agrali Echinatosporites 1964 Heliosaccipollenites 1967 with Agrali Hezarfenosporites 1975 Kyrtomisporites 1967 with Agrali Lunatipollenites 1967 with Agrali Rhizomapollenites 1967 with Agrali Species About 130 (1964-99) HONORS Akyolisporites Agrali 1969 (Fossil Pollen/Sporae)
Enrique Acosta Mayor
Enrique Acosta Mayor, Cuban microbiologist (La Habana 15 April 1861- La Habana 16 October 1911) A new procedure for preparation of gelatin of culture media With F. Grande. Medios de cultivo. Nuevo procedimento para preparar a gelatina. Cron Med-Cir. 14, 1892 With F. Grande Rossi described the fungal species Cladothrix invulnerabilis (1893) With F. Grande. Ureometro pratico (1892) With J.N. Davalos developed an improved procedure of Emile Roux for production of antidiphtheria vaccine (praised by Roux) (1894)
Elias Humberto Alves
Elias Humberto Alves, Brazilian logician and philosopher (Guaranésia, Minas Gerais State 17 February 1936 – São Paulo 04 November 2013) Demonstrated the independence of axioms of the propositional calculus C1 axioms (1976) Introduced the first systems of natural deduction for the logics Cn Developed higher-order versions of Da Costa paraconsistent predicate logics Solved definitely the problem of the decidability of logics Cn based on the semantics of quasi-matrices (1976) Demonstrated the decidability of the propositional logics Cn (1976) With A. Loparic modified certain conditions in valuation definition (1980) With A. Loparic introduced a bivalent semantics and a decision method for Da Costa logics Cω (1980) LINKS http://www.uff.br/ebl/slides/elias_alves.pdf