Fausto Walter de Lima
Fausto Walter de Lima, Brazilian radiochemist (Franca, São Paulo State 08 January 1920 – São Paulo 15 September 2007) ACHIEVEMENTS Proposed a formula relating Souders viscosity constant and parachor for hydrocarbons (1948) A general relation among the various additive-constitutive physical properties. J. Amer. Chem. Soc. 70:3141, 1948 Developed a method to obtaining uranium with pure nucleus (1961) with Alcidio Abrão; patented in 1968 Developed a method for the separation of rare-earths using ion exchange resins With A. Abrão. Separation of bismuth from lead with (Ethylenediamine) tetraacetic acid. Application to Radiochemistry (1958) With A. Abrão e C. Pagano. Recovery of cesium-137 from fission products in wastes of nuclear reactor installations (1959) With A. Abrão & R.R.Pieroni. Improved urinary excretion test for assay of vitamin B-12 tagged with cobalt-60. Anais Assoc. Bras. Quim. 18:167, 1959. A versatile and inexpensive pippeting device for radioactive and other dangerous liquids (1960) With C.M. Silva. A method for the determination of Sr/sup90/–Y/sup90/ by using EDTA and ion-exchangers-application to the determination of those radioisotopes in milk (1963) With A. Abrão & L.T. Atalla. Production of carrier-free phosphorus-32 by using sulphates as material for irradiation With P. Krumholz, K. Bril, S. Bril, J. Behmoiras & F. Gottdeker. Brazilian practice in the separation of rare earths (1958) With L.T. Atalla. A simple program in BASIC language for analysis of gamma-aspects using an on-line minicomputer. J. Radioanal. Nucl. Chem. 20(2):769-77, 1973 OTHERS Founder, Journal of Radioanalytical and Nuclear Chemistry Founder, Radiochemical and Radioanalytical Letters
Fanghua Li
Fanghua Li, Chinese crystallographer and microscopist (Hong Kong 06 January 1932 – Beijing 24 January 2020) Married to physicist Haifu Fan With Fuson Han & Haifu Fan proposed a new method to estimate the defocus from a single electron micrograph (1986) A method of studying dislocation core structures by high-resolution electron microscopy. Sci. Techn. Advan. Materials 6(7):755-60, 2005 Proposed a new approach for measuring crystal defects with atomic resolution and the first report on the defect of atomic resolution at the interface of SiGe/Si epitaxial film Discovered and reported the almost continuous transition process between quasicrystals and crystals besides propose a new method to determine the structure of quasicrystal Determined the position of hydrogen atoms in the single crystal for the first time (1960s) With Haifu Fan created a new image processing theory and technology in high-resolution electron microscopy (1970s) Established an unwinding process technology based on the principle of maximum entropy Exposed new experimental rules and developed a method for determining the position of light atoms Proposed pseudo-weak phase object approximation, a new image contrast theory, clarifying the relationship between image intensity and crystal thickness for the first time (1980s) First to observe lithium atom in crystals DEVELOPED Practical image contrast theory and image deconvolution methods New methods in high resolution electron microscopy Image processing techniques for the structure and defect determination at atomic level for minute crystals A new method to solve the inverse problem in high-resolution electron microscopy which eliminated the lens aberration distortion in the observation of crystalline structures
Eugenio Lasnier
Eugenio Pablo Lasnier Anselmi, Uruguayan anatomical pathologist (Montevideo 21 April 1883 – 05 October 1950) First to describe the false amebic tumor of colon or colon ameboma or Lasnier-Gaminara disease Tumores amibianos del intestine grueso. An. Fac. Med. Univ. Repub. Uruguay 3:810-28, 1918 First described the pathology and amebic etiology of ameboma METHODS Developed a procedure for identification of hydatid cysts employing sputum index With J.F. Cassinelli. Diagnóstico de quiste hidático hialino (no roto) del pulmón, mediante la inclusión de esputos (1946) Aplicación de técnica personal de coloración electiva de los pigmentos bruno y melânico a las células hepáticas Uber eine elektive Farbungsmethode des braunen und des melanotischen Pigmentes. Virchows Arch. 266:693-6, 1928
Eucario López Ochoterena
Eucario Lopez-Ochoterena, Mexican protozoologist (Ciudad de Mexico 20 August 1927 – Ciudad de Mexico 08 September 2004) Authored over 120 papers on protozoan taxonomy, ecology and morphology (until 2003) DESCRIBED PROTOZOAN TAXA Genera Dimasia 1998 Hypophrya 1964 Species Devescovina foliacea 1966 with Perez Reyes Devescovina piriformis 1966 with Perez Reyes Devescovina vestitiformis 1966 with Perez Reyes Dimasia miroi 1998 Hypophrya fasciculata 1964 Metadevescovina cicis 1966 with Perez Reyes Metadevescovina difficilis 1966 with Perez Reyes Metadevescovina grandis 1966 with Perez Reyes Metadevescovina ovoidea 1966 with Perez Reyes Metadevescovina pavicula 1966 with Perez Reyes Metadevescovina sphaerica 1966 with Perez Reyes Ophrydium hazele 1971 with Madrazo Garibay Proboveria rangiae 1978 with Puytorac, Grain & Groliere Trichonympha globulosa 1966 with Perez Reyes Trichonympha paraspimlis 1966 with Perez Reyes HONORS Lopezoterenia Foissner 1997 (Protozoa: Ciliophora)
Enrique Loedel Palumbo
Enrique Loedel Palumbo, Uruguayan-born Argentine physicist (Montevideo 29 June 1901 – La Plata 31 July 1962) Presented Loedel diagrams Aberración y relatividad. An. Soc. Arg. 145:3, 1948 Formulated a system of partial differential equations for a gravitational field Die form der raum-zeit oberfläche eines gravitations-feldes, das von einer punktformigen masse herrührt. Physikal. Z. 27:643-8, 1926 Un nuevo principio que permita calcular directamente los potenciales gravitatorios (GiK) de Einstein. Anales Soc. Cien. Arg (1955) SOME BIBLIOGRAPHY Optische und elektrische konstanten des Rohrzuckers. Ann. Phys. 384(6):533-49, 1926 La velocidad de la luz en un campo gravitacional. Contribuciones 4 (1926) Uber die quantifizierte rotation der atome. Physikal. Z. 31:926-9, 1930 Sobre La estructura fina del átomo de hidrogeno. Contribuciones 89 (1935) Resolución gráfica de problemas relativistas (1948) El convencionalismo en el problema de las magnitudes físicas (1950) Geometric representation of Lorentz transformation. Amer. J. Phys. 25:327, 1957 Deducción directa de lós três efectos cruciales de la teoria de la gravitación de Einstein (1957) La accceleración de caida en un campo y la variación de la marcha de los relojes fijos en el mismo. Rev. Un. Mat. Arg.
Enrique Lagomarsino
Enrique H. Lagomarsino, Argentine orthopedist and traumatologist (Buenos Aires 24 February 1900 – 27 July 1946) Named astragalotarsian articulation Described the sign of anterior shaft release in knee pneumoarthroradiography With H. Dal Lago. El signo del desprendimiento del asta anterior en la neumoartrorradiografia de la rodilla (1942) Described the syndrome of popliteal buttonhole With H. Dal Lago. Diferencias anatomoclinicas de los meniscos (1946) With J. Valls developed an osteosynthesis compass using Smith-Petersen nails Técnica e novo material para o encavilhamento das fraturas do colo do fêmur (1937)