Francisco Pereira Passos
Francisco Pereira Passos, Brazilian railway engineer (São João Marcos, Rio de Janeiro State 29 August 1836 – Atlantic Ocean 12 March 1913) With US engineers solved the problem of steepness of the ravines in Dom Pedro II railway (in early 1860s) Presented a technical solution for railway curve of maneuvering yard in Dom Pedro II railway Employed a new system of inclined planes for transposition of mountain range (Serra do Cubatão) at Santos-Jundiaí railway (1868) With João Teixeira Soares built a 30% runway with internationally unique features in Corcovado railway (1882-4) Led the design and building of Corcovado railway, one of the world’s first tourism railways with Lopes Ribeiro (design), Marcellino Ramos (builder) and Teixeira Soares (financial duties) Authored an extensive work about mechanic features of 42 types of woods used in railways (1864) Authored Caderneta de Campo (Beaufort House Printing), a railway handbook that was translated into Italian (1872) Caderneta de campo para uso dos engenheiros incumbidos de trabalhos de estradas de ferro, contendo explicações sobre o modo de reedificar e empregar os instrumentos, os melhores methodos de traçar curvas no terreno, o systema adoptado pela Estrada de Ferro D. Pedro II para construir as plantas e perfis e calcular os movimentos de terras, etc. TRIVIA When studying in France (1857-60) was invited to field works, an uncommon situation to a foreigner Mayor of Rio de Janeiro (1902-6) BIBLIOGRAPHY Dialnet – Um esboço biográfico de Francisco Pereira Passos 5860330.pdf
Francisco Pacheco Silva
Francisco Pacheco Silva, Brazilian geotechnical engineer (Americana, São Paulo State 1918 – São Paulo 03 October 1974) First to publish studies about shearing strength of a soft clay Resistência ao cisalhamento de um depósito de argila mole. Anais Assoc. Bras. Mecan. Solos 1:42-50, 1951 (Separata) Shearing strength of a soft clay depost near Rio de Janeiro. Geotechnique 3(7):300-6, 1953 Performed the first systematic experimental trial of using lateritic soils as floor base (1950s) Developed an electrical cell for neutral pressure measurements Célula elétrica de medida de pressões neutras. Anais II Congr. Bras. Mecan. Solos 1:341-4, 1958 Developed Pacheco Silva method A new construction for graphic evaluation of preconsolidation stress of a soil sample. Proc. II Cobra MSFE 1:225-32, 1970 Applied the stress path method to solve foundation problems Developed a double gauge cell SOME BIBLIOGRAPHY Geotechnical properties of some residual soils of Southern Brazil (1973) With H.G. Oliveira. O controle de compactação e observação de recalques de barragens de terra (1973) Considerações sobre filtros de proteção (1973) Poro-pressões e recalques em barragens de terra (1972) Neutral pressures in compacted cohesive soils (1966) With T. Damy de Souza Santos. Correlação entre pressões de moldagem, índices de vazios e coeficientes de permeabilidade em discos de bronze. Bol. ABM 522(10):231-40, 1954 Controlling the stability of a foundation through neutral pressure measurements (1953) Drenos verticais de areia na variante Rio-Petrópolis. Rev. Politecn. 157, 1950
Francisco Pacheco Mendivil
Francisco Pacheco Mendivil, Mexican agronomist (Navojoa, Sonora State 10 October 1922 – Ciudad Obregón, Sonora State 16 November 2010) DESCRIBED COLEOPTERA GENERA (1964) Centuriatus Culmus Dampfius Efflagitatus Erus Explorator Filiolus Gradus Lanternarius Lapsus Microaugyles Neoheterocerus Olmedous Peditatus Tropicus SOME BIBLIOGRAPHY Plagas y organismos benéficos de interés para Mexico (1999) Plagas de los Cultivos Oleaginosos de Mexico (1994) Plagas del cultivo de la soya em Mexico (1990) Plagas de los cultivos agrícolas en Sonora y Baja California (1985) Plagas del Valle de Iaqui (1970)
Francis Chamberlain Partridge
Francis Chamberlain Partridge, South African mineralogist (Cape Town 23 November 1903 – Pretoria 28 July 1939) Described mineral species arandisite A new tin mineral from South-West Africa. Trans. Geol. Soc. S. Africa 37:205-11, 1934 First to report properties of trevorite in reflected light Trevorite and a suggested new-nickel bearing silicate from Bon Accord, Sheba siding, Barberton District. Trans. Geol. Soc. S. Africa 46:119-26, 1944 SOME BIBLIOGRAPHY With S.H. Haughton. The meteorite fall of Macibini, Zululand. Trans. Geol. Soc. S. africa 41:205-10, 1939 With O.R. Van Eeden, L.E. Kent & J.W. Brandt. The mineral deposits of the Murchison Range, East of Leysdorp (1939) Note on Durban beach sands. Trans. Geol. Soc. S. Africa 41:175, 1938 Note on green micas (chrome muscovite) of northeastern Transvaal. Trans. Geol. Soc. S. Africa 39:457-60, 1937 With T.W. Gevers & G.K. Joubert. The pegmatite area south of the Orange River in Namaqualand (1937) A contribution to the mineralogy of the Potgietersrust tinfields. Trans. Geol. Soc. S. Africa 39:461-4, 1936 The identification of kimberlite and kimberlite minerals by spectroscopic and other methods. Trans. Geol. Soc. S. Africa 37:205-11, 1934 Methods of handling and determnination of detrital grains and crushed rock fragments. Am. Mineral 19(10):482-7, 1934 With C.M. Schwellnus, D.J.l. Visser, G.K. Joubert, J. Willemse et al. Corundum in the Union of South Africa (1934) The andalusite sands of the western Transvaal (1934) With W. Kupferburger. Note on the occurrence of cinnabar in the Pretoria district. Trans. Geol. Soc. S. Africa 36:117-20, 1933 The study of the heavy mineral content of several Cape formations. M.Sc thesis, University of Cape Town (1924) HONORS Partridgeite De Villiers 1943 (Mineral)
Fernando Perez
Fernando Perez, Argentine physician, diplomat and pianist (Buenos Aires 06 February 1863 – 1935) Discovered Coccobacillus foetidus ozenae (1899) and associated it to ozena (1908) Described tube for intubation of diphtheric children Described the relationship of middle ear to endocranial cavity (1905) Created pinacology (1930s) HONORS Doctor Honoris Causa, Universitá di Roma
Fernando Paulsen
Fernando Paulsen, Chilean entomologist (1842 – 1908) Collected insects and plants that sent to other researchers Authored Lampara cazadora de mariposas nocturnas (1908) Honored in genus Paulsenius Germain 1895(Coleoptera)