Zobrazeno 1 - 10
of 159
pro vyhledávání: '"Silvio Roberto Farias Vlach"'
Autor:
Augusto Gonçalves Nobre, Fabio Ramos Dias de Andrade, Andres Fabian Salazar-Naranjo, Josue Neroti Rigue, Ricardo Barreto da Silva, Silvio Roberto Farias Vlach, Romulo Augusto Ando
Publikováno v:
C, Vol 9, Iss 3, p 75 (2023)
The electrical properties of isolated graphene established precedents for studies of electrical superconducting materials at room temperature. After the discovery of stabilized graphene and graphite nanoplatelets in a geological context, the interest
Externí odkaz:
https://doaj.org/article/7931c1da29e54955b12ab5c06b7bca4f
Publikováno v:
Brazilian Journal of Geology, Vol 51, Iss 4 (2022)
Abstract We present new high-resolution 40Ar/39Ar ages for alkaline layered gabbros and cross-cutting mafic-ultramafic and felsic dykes from the São Sebastião Island, in the northern sector of the Serra do Mar Alkaline Province, São Paulo, Brazil.
Externí odkaz:
https://doaj.org/article/32a899fa967848a7907c454f0270aea3
Publikováno v:
Geologia USP. Série Científica, Vol 19, Iss 4 (2019)
Jurassic granites (sensu lato) and related rocks are the most abundant rocks cropping out in the Eastern Cordillera of Colombia in the northern Andes. We present an attempt to map and characterize in detail the petrographic diversity of the Jurassic
Externí odkaz:
https://doaj.org/article/4d0302ea63304e20b015ca37776fa992
Autor:
Silvio Roberto Farias Vlach, Andrés Fabián Salazar-Naranjo, Johan Santiago Torres-Corredor, Paulo Rafael de Carvalho, Guilherme Mallmann
Publikováno v:
Brazilian Journal of Geology, Vol 49, Iss 1 (2019)
Abstract We present pressure calibration results for piston-cylinder –” and 1” high temperature furnace assemblies in the 200-600 MPa range aiming to expand its applicability to simulate upper crustal conditions. The furnace assemblies were mad
Externí odkaz:
https://doaj.org/article/936eb103f5ea4db0be7bc6617db9d2d9
Autor:
Francy Roxana Quiroz-Valle, Lucas Martins Lino, Sérgio Brandolise Citroni, Miguel Ângelo Stipp Basei, Mathias Hueck, Silvio Roberto Farias Vlach, Bruno Becker-Kerber, Gustavo Marcondes Evangelista Martins Prado
Publikováno v:
Repositório Institucional da USP (Biblioteca Digital da Produção Intelectual)
Universidade de São Paulo (USP)
instacron:USP
Universidade de São Paulo (USP)
instacron:USP
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::1b839b6e8f1d7449bb2cd4c2e4b48f48
Autor:
Lucas Martins Lino, Francy Roxana Quiroz-Valle, Miguel Ângelo Stipp Basei, Silvio Roberto Farias Vlach, Mathias Hueck, Matthias Willbold, Sérgio Brandolise Citroni, Daniel do Valle Lemos-Santos
Publikováno v:
Repositório Institucional da USP (Biblioteca Digital da Produção Intelectual)
Universidade de São Paulo (USP)
instacron:USP
Universidade de São Paulo (USP)
instacron:USP
Autor:
Augusto Gonçalves Nobre, Andrés Fabián Salazar-Naranjo, Fabio Ramos Dias de Andrade, Silvio Roberto Farias Vlach, Rômulo Augusto Ando
Publikováno v:
Matéria (Rio de Janeiro) v.27 n.4 2022
Matéria (Rio de Janeiro. Online)
instacron:RLAM
Repositório Institucional da USP (Biblioteca Digital da Produção Intelectual)
Universidade de São Paulo (USP)
instacron:USP
Matéria (Rio de Janeiro. Online)
instacron:RLAM
Repositório Institucional da USP (Biblioteca Digital da Produção Intelectual)
Universidade de São Paulo (USP)
instacron:USP
Stable natural graphene occurs in graphite- and phyllosilicate-bearing low-grade metamorphic rocks. The present work simulates the process of geological formation of graphene using a piston-cylinder apparatus, promoting diffusion between talc and gra
Publikováno v:
Geologia USP. Série Científica, Vol 19, Iss 4 (2019)
Repositório Institucional da USP (Biblioteca Digital da Produção Intelectual)
Universidade de São Paulo (USP)
instacron:USP
Repositório Institucional da USP (Biblioteca Digital da Produção Intelectual)
Universidade de São Paulo (USP)
instacron:USP
Granitos Jurassicos (sensu lato) e rochas relacionadas sao as rochas mais comuns que afloram na Cordilheira Oriental da Colombia no norte dos Andes. Apresenta-se um mapa e uma caracterizacao detalhada da diversidade petrografica dos granitos jurassic
Autor:
Nélson Angeli, Guillermo Rafael Beltran Navarro, Antenor Zanardo, Silvio Roberto Farias Vlach
Publikováno v:
Geologia USP. Série Científica, Vol 10, Iss 1, Pp 87-99 (2010)
Metaultramafi c bodies tectonically emplaced within the metasedimentary sequence of the Araxá Group are associatedwith an ophiolitic melange in southeast Goiás. In the region of Cromínia - Mairipotaba, they occur as lenticular bodiesaligned E-W. C
Externí odkaz:
https://doaj.org/article/d3d86ba75232487fa0e9801fe19b3820
Autor:
Silvio Roberto Farias Vlach
Publikováno v:
Geologia USP. Série Científica, Vol 10, Iss 1, Pp 61-85 (2010)
Dating methodology by the electron probe microanalyser (EPMA) of (Th, U)-bearing minerals, highlighting monazite,acquired greater than ever importance in literature, particularly due to its superior spatial resolution, as well as versatility,which al
Externí odkaz:
https://doaj.org/article/3d82094adeda4da2b421ba8aa30d4370