Ricardo Magnus Osorio Galvao
Ricardo Magnus Osório Galvão, Brazilian physicist (Itajubá, Minas Gerais State 21 December 1947 – Polarization equation for a high-frequency EM wave propagating through a cold plasma. IEEE Trans. Plasm. Science 2(4):211-4, 1975 Co-demonstrated resonant absortion of Alfvén waves (197?) Co-authored a work about resistive instabilities in plasmas that became a reference in this field With B. Coppi, R. Pellat, M.N. Rosenblueth & P.H. Rutherford. Resistive internal kink modes. Sovietic J. Plasma Phys. 2:533, 1976 Showed a resistive mode with azimuthal mode number m equals 1 in reversed-field confinement configurations without shear With M.A.M. Santiago. Resistive instabilities in reversed-field confinement configurations without shear (1981) Showed a new resistive mode in rotating plasma columns Resistive mode in rotating plasma column including the Hall current. Physica BTC 122(2), 1983 Obtained general expressions for time and surface averaged radio frequency forces, affecting ions in closed toroidal devices With V.S. Tsypin, I.C. Nascimento, A. Elfimov, M. Tendler, C.A. de Azevedo & A. de Assis. Alfvén and fast wave forces, affecting íons in magnetic traps with closed magnetic surfaces. Physics of Plasmas 6(4):1378-81, 1999 Presented a new type of radio-frequency current drive in tokamaks With V.S. Tsypin, I.C. Nascimento & Y.K. Kuznetsov. On a bootstrap-like mechanism of radio frequency wave current drive in tokamaks (2000) With A. Fonseca, R.P. da Silva, Y. Kuznetsov, I.C. Nascimento & N. Cuevas. A model for plasma discharges simulation in Tokamak devices (2001) With Y.K. Kuznetsov, I.C. Nascimento, E. Sanada, D.O. Campos, A. Vannucci et al. New regime of runaway of discharges in tokamaks. Plasma Physics and Controlled 43(9):1181, 2001 Described an accurate and simple technique for plasma boundary determination in a tokamak from external magnetic measurements With Y.K. Kuznetsov, I.C. Nascimento & I.V. Yasin. Plasma boundary determination in ITER by the optimized current filament method (2002) Presented a new model of relaxation oscillations in runaway tokamak discharges With A. Elfimov. Whistler instability driven by relativistic electron tail in tokamaks (2003) Predicted the existence of novel confinement configurations in magnetized plasmas and coined diaceleric structures With F.E.M. da Silveira. Diaceleric structures in magnetized plasmas (2004) Showed the possibility of a new type of zonal-flow instability With A.B. Mikhailovskii, A. Smolyakov, V.S. Tsypin, E.A. Kovalisher & M. Shirokov. Neoclassical generation of toroidal zonal flow by drift wave turbulence. Physics of Plasmas 13(3), 2006 Presented a simple helical magnetohydrodynamic equilibrium with flow in which the vorticity is proportional to the current density With F.E.M. da Silveira. A possible model for snakes (2007) Demonstrated a new electron inertia regime With A.B. Mikhailovskii, J.G. Lominadze, A.P. Churikov, V.D. Pustovitov, N.S. Erokhin & V.S. Tsypin. High-frequency extensions of magnetorotational instability in astrophysical plasmas. Plasma Phys. Reports 34(8):678-87, 2008 Proposed Global Alfvén wave excitation as a mechanism to explain plasma heating in the magnetosphere of young stars With A. Elfimov, V. Jatenco-Pereira & R. Opher. Global Alfvén wave heating of the magnetosphere of young stars. Astrophys, J. 600 (1):292, 2008 Published a new method for determining the temporal evolution of plasma rotation With J.H.F. Severo, I.C. Nascimento, Y.K. Kuznetsov, Z.O. Guimarães Filho, M. Tendler et al. Temporal behavior of toroidal rotation velocity in the TCABR tokamak. Nuclear Fusion 49(11), 2009 Performed first simultaneous measurements of the Thomson scattering and electron cyclotron emission radiometer diagnostics performed at a tokamak with Alfvén wave heating. With M.P. Alonso, A.C.A. Figueiredo, F.O. Borges, J.I. Elizondo et al. Comparative electron temperature measurements of Thomson scattering and electron cyclotron emission diagnostics in TCABR plasmas. Rev. Sci. Instrum. 81(10), 2010 Published a new theoretical approach to microwave reflectometry in tokamaks With J. Tito Mendonça & C.H.S. Amador. A full wave theory of O-mode reflectometry with an intermediate level of turbulence (2013) SYSTEMS/DEVICES With L.F. Ruhko, E. Ozono, I.C. Nascimento, F.T. Degasperi & E. Lerche. Advanced antenna system for Alfvén wave plasma heating and current drive in TCABR Tokamak. Fusion Engin. Design 43(1):15-28, 1998 With J.A.S. da Matta, L.F. rucko, M.C.A. Fantini & P.K. Kiyohara. Description and characterization of a ECR plasma device developed for thin film deposition. Braz. J. Physics 33(1), 2003 With L.C. Mostaco-Guidolin, A.B. Frigori & L.F. Ruchko. SCTE: an open-source PERL framework for testing equipment control and data acquisition. Computer Physics Comm. 183(7), 2009 With G. Canal, L.F. Ruchko & H.O. Luna. Design and characterization of an plasma RF plasma cleaner. Braz. J. Physics 40(1):108-14, 2010 With P.P. Woskov, J. Stillerman, M. Porkolab, A. Fasoli, D. Testa et al. New digital control system for the JET Alfvén eigenmode active spectroscopic diagnostic (2012) With J.M.B. Pereira, R. Caetano & G. Cernicchiaro. Development of a SCADA system for a free Electron Laser operation. Notas tecnicas 5(3):1-9, 2015
Ricardo Guerrero
Ricardo A. Guerrero López Alcantara, Venezuelan parasitologist (fl.1969) DESCRIBED NEW TAXA Nematoda Genera Bisbalia 2003 with Bain Durettestrongylus 1982 Limonnema 1971 Monodelphoxyuris 2003 with Hugot Pseudostrongyluris 1971 Species Acanthostrongylus secundus 2019 Bisbalia vossi 2003 with Bain Cruzia empera 1971 Cyrnea (Procyrnea) ramirezi 1971 Durettestrongylus ojastii 1982 Hypocristata tercera 2006 with Durette-Desset Hystrignathus meridensis 1980 Hystrignathus popiliophagus 1980 Limonnema vali 1971 Litomosoides chitwoodi 2003 with Bain Litomosoides solarii 2002 with Bain Litomosoides taylori 2011 with Bain Litomosoides wilsoni 2002 with Bain Litomosoides yutajensis 2003 with Martin & Bain Longistriata torrealbai 1982 Molinema algardneri 2001 with Bain Molinema barbarae 2001 with Bain Molinema nattereri 2001 with Bain Molinema peruviensis 2001 with Bain Molineus inexpectatus 2000 with Durette-Desset & Boyer Monodelphoxyuris dollmeiri 2003 with Hugot Ornithostrongylus volcani 2000 with Durette-Desset & Boyer Oswaldocruzia manuensis 2013 Oswaldocruzia urubambaensis 2013 Oswaldocruzia venezuelensis 1996 with Ben Slimane & Durette-Desset Oxyspirura apapillata 1971 Oxyspirura diazungriai 1969 Oxyspirura guriensis 1969 Parastrongyloides neotropicalis 2016 Pseudostrongyluris polychrus 1971 Sciurodendrium gardneri 1994 Squamofilaria ungriai 1971 Spirocamallanus johnsoni 1971 Triumphalisnema acaudata 1980 Trypanoxyuris croizati 1994 with Hugot & Morand Urbanonema reyesi 1980 Vexillata scorzai 1982 Vexillata tejerai 1982 Viannaia barusi 1985 Viannaia bisbali 1985 Viannaia gabaldoni 1985 Viannaia guyanensis 1985 Viannaia minispicula 1985 Viannaia reigi 1985 Viannaia tenorai 1985 Viannaia venezuelensis 1985 Subspecies Mansonella (Tetrapetalonema) atelensis amazonae 2015 with Bain Acari Genus Paralawrenceocarpus 1992 Species Lawrenceocarpus delacruzi 1993 Lawrenceocarpus faini 1993 Lawrenceocarpus fudeci 1993 Lawrenceocarpus machadoallisoni 1993 Lawrenceocarpus ojastii 1993 Lawrenceocarpus terramaris 1993 Microtrombicula ecuadorensis 2018 with Yañez-Muñoz Parichoronyssus bakeri 2007 with Morales Radfordiella urdanetai 2006 Vercammenia neotropica 2018 with Yañez-Muñoz Diptera Species Basilia manu 1996 Trichobius anducei 1998 Trichobius hoffmannae 1996 with Morales Trichobius machadoallisoni 1998 Xenotrichobius linaresi 1998 Subspecies Trichobius dugessii phyllostomus 1998 Coleoptera Species Amblyopinodes amazonicus 1996 HONORS Guerrerostrongylus Sutton & Durette-Desset 1991 (Nematoda) LINKS http://izt.ciens.ucv.ve/izet/wp-content/uploads/2013/11/PUBLICACIONES-RICARDO-GUERRERO.pdf
Rebeca Gerschman
Rebeca Gerschman, Jewish Argentine biochemist (Carlos Casares, Buenos Aires Province 19 June 1903 – Buenos Aires 04 April 1986) Developed Gerschman-Marenzi method for studying changes in blood potassium concentration under distinct physiopathological conditions With A.D. Marenzi in Anales Farm. Bioquim. 3:107-11, 1932 Proposed the oxygen toxicity was due to free radicals and first introduced the notion that free radicals are toxic agents With D.L. Gilbert, S.W. Nye, D. Dwyer & W. O. Fenn. Oxygen poisoning and x-irradiation: a mechanism in common. Science 119:623, 1954 Demonstrated that adrenaline stimulates hepatic glycogenolisis Houssay-Gerschman technique for liver perfusion With B.A. Houssay. Acción del aloxano sobre la glucogenolisis hepatica por adrenalina. Rev. Soc. Arg. Biol. 23:28, 1947 With B.A. Houssay. Glucogenolisis hepatica por adrenalina y simpatina en sapos normales y hipofisoprivos. Rev. Soc. Argent. Biol. 23:72, 1947 Proposed a type of hyperbaric chamber Papers in top journals With V. Popovic & D.L. Gilbert. Effect of high oxygen pressure on ground squirrels in hypothermia and hibernation.Am. J. Physiol. 206:49-50, 1964 With D. Gilbert & J.N. Frost. Sensitivity of Paramecium caudatum to high oxygen tensions and its modification by cobalt and manganese ions. Am. J. Physiol. 192(3):572-6, 1958 With D. Gilbert & D. Caccamise. Effect of various substances on survival times of mice exposed to different high oxygen tensions. Am. J. Physiol. 192(3):563-71, 1958 With W.O. Fenn, D.L Gilbert, D.E. Terwilliger & F.V. Cothran. Mutagenic effects of high oxygen tensions on Escherichia coli. Proc. Natl. Acad. Sci. USA 43(12):1027-32, 1957 With D.L. Gilbert & W.O. Fenn. Effects of fasting and X-irradiation on oxygen poisoning in mice. Am. J. Physiol. 181(2):272-4, 1955 With P.W. Nadig, A.C. Snell & S.W. Nye. Effect of high oxygen concentrations on eyes of newborn mice. Am. J. Physiol. 179(1):115-8, 1954 With D. Gilbert, S.W. Nye, P.W. Nadig & W.O. Fenn. Role of adrenalectomy and adrenal-cortical hormones in oxygen poisoning. Am. J. Physiol. 178(2):346-50, 1954 With F.O. Fenn. Ascorbic acid content of adrenal glands of rat in oxygen poisoning. Am. J. Physiol. 176(1):6-8, 1954 Medicine & Physiology Nobel Prize nominee (1980s)
Ramón Gutierrez
Ramón Gutierrez Alonso, Chilean entomologist (Santiago 11 January 1917 – Santiago 26 November 1953) DESCRIBED COLEOPTERA GENERA Asterodemidea 1952 Dihydrenonyx 1949 Epicallichloris 1951 Eubarybas 1952 Heterocallichloris 1951 Homoliogenys 1952 Lichniops 1946 Microogenius 1951 Mimotribosthethes 1949 Neolichnia 1943 Pseudodicrania 1950 HONORS Neogutierrezia Martínez 1953 (Coleoptera)
Philibert Germain
Philibert Germain, French-born Chilean entomologist (Lyon 27 January 1827 – Santiago 09 December 1913) DESCRIBED COLEOPTERA GENERA With Fairmaire Adalbus 1859 Amomphopalpus 1861 Ananca 1863 Anisomallus 1863 Anthicoxenus 1860 Baryopsis 1862 Batobius 1863 Cacostola 1859 Campyloxenus 1860 Copobaenus 1863 Corinthiscus 1861 Dasytomorphus 1863 Dityloidea 1863 Drascalia 1864 Emphytoecia 1860 Estola 1859 Eucaliga 1861 Gynapteryx 1863 Hesycha 1859 Hypoprasis 1864 Lacris 1860 Lagrioida 1860 Lioschema 1861 Mallochira 1863 Modialis 1860 Nephropsis 1863 Nimales 1861 Oedodactylus 1862 Oligorhina 1863 Phantazoderus 1864 Platylytra 1863 Pseudomeloe 1863 Pterobothris 1859 Stauropus 1863 Talaeopora 1859 Others Philandia 1906 with Kerremans Alone Amblyterodes 1904 Anacanthops 1903 Aporozoum 1892 Ctenoderus 1855 Frickius 1897 Halticella 1903 Halticoidea 1903 Hydroenida 1901 Lautarus 1900 Loncovillus 1903 Marileus 1898 Maripanus 1898 Melicurus 1904 Nahuelius 1895 Paulsenius 1895 Philippius 1895 Philophlaeus 1855 Poehlmannius 1911 Pteroderes 1894 Puranius 1895 Rivera 1903 HONORS (Coleoptera) Germainiellus Morrone 1993 Germainius Kuschel 1987 Germainites Jeannel 1962
Percy (Peter) James Greenway
Percy (Peter) James Greenway, South African botanist (Germiston, Transvaal 08 March 1897 – Nairobi 16 February 1980) DESCRIBED PLANTAE SPECIES Brachystegia bournei 1928 Brachystegia nchangensis 1928 Byrsocarpus alboflavescens 1940 Byrsocarpus goetzei 1940 Corchorus pongolensis 1926 with Burtt-Davy Croton mooriae 1937 Grewia messinica 1926 with Burtt-Davy Grewia rogersii 1926 with Burtt-Davy Impatiens sylvicola 1926 with Burtt-Davy Lachnopylis odorata 1940 Lagynias littoralis 1933 with Bullock Magnistipula eglandulosa 1957 Ochna confusa 1926 with Burtt-Davy Polygonum afromontanum 1952 Sida hislopii 1926 with Burtt-Davy Syzygium legattii 1926 with Burtt-Davy Syzygium mumbuwaense 1928 Talbotiella gentii 1928 with Hutchinson Triaspis ternata 1926 with Burtt-Davy Vangueriopsis lancifolia 1928 HONORS Greenwayodendron Verdcourt 1969 (Annonaceae) Viridivia Hemsley & Verdcourt 1956 (Passifloraceae)