Navegando por Autor Grave, Eddy De
Mostrando resultados 1 a 20 de 26
Próximo >
| Data do documento | Título | Autor(es) |
|---|---|---|
| 1996 | 57Fe Mössbauer effect study of Al-substituted lepidocrocites. | Grave, Eddy De; Costa, Geraldo Magela da; Bowen, L. H.; Schwertmann, U.; Vandenberghe, Robert Emile |
| 2001 | About the Morin transition in hematite in relation with particle size and aluminum substitution. | Vandenberghe, Robert Emile; San, E. Van; Grave, Eddy De; Costa, Geraldo Magela da |
| 2002 | Al hematites prepared by homogeneous precipitation of oxinates : material characterization and determination of the Morin transition. | Costa, Geraldo Magela da; San, E. Van; Grave, Eddy De; Vandenberghe, Robert Emile; Barrón, Vidal; Datas, L. |
| 1998 | Characterisation of soil-oxide analogs by applied-field 57Fe Mossbauer spectroscopy. | Grave, Eddy De; Costa, Geraldo Magela da; Bowen, L. H.; Barrero, C. A.; Vandenberghe, Robert Emile |
| 1998 | Characterization of soil-oxide analogues by applied-field Mossbauer spectroscopy. | Grave, Eddy De; Costa, Geraldo Magela da; Bowen, L. H.; Barrero, C. A.; Vandenberghe, Robert Emile |
| 2005 | Chemical reduction of hematite by sodium borohydride. | Resende, Valdirene Gonzaga de; Costa, Geraldo Magela da; Grave, Eddy De; Dantas, Lucien |
| 2016 | Coprecipitation of aluminum goethite and amorphous Al-hydroxy-sulfate using urea and characterization of the thermal decomposition products. | Costa, Geraldo Magela da; Grave, Eddy De |
| 2018 | Defciency of water molecules in the crystallographic structure of vauxite. | Alboom, Antoine Van; Costa, Geraldo Magela da; Grave, Eddy De |
| 2006 | Effect of heat treatment on tourmaline from Brazil. | Castañeda, Cristiane; Eeckhout, Sigrid G.; Costa, Geraldo Magela da; Botelho, Nilson Francisquini; Grave, Eddy De |
| 1995 | Influence of nonstoichiometry and the presence of maghemite on the Mössbauer spectrum of magnetite. | Costa, Geraldo Magela da; Grave, Eddy De; Bakker, P. M. A. de; Vandenberghe, Robert Emile |
| 2007 | Influence of the borohydride concentration on the composition of the amorphous Fe–B alloy produced by chemical reduction of synthetic, nano-sized iron oxide particles Part II. Goethite. | Resende, Valdirene Gonzaga de; Grave, Eddy De; Costa, Geraldo Magela da; Janssens, J. |
| 1998 | Iron oxides in a soil developed from basalt. | Goulart, Antonio Taranto; Fabris, José Domingos; Jesus Filho, Milton Francisco de; Coey, John Michael David; Costa, Geraldo Magela da; Grave, Eddy De |
| 2013 | Low-temperature Mossbauer study of heterosite, (Fe, Mn)PO4. | Grave, Eddy De; Costa, Geraldo Magela da; Alboom, Antoine Van; Vandenberghe, Robert Emile |
| 2012 | Measurements of natural radioactivity and Mössbauer Effect in some soil samples collected from the new campus of Taif University, Saudi Arabia. | Ahmed, M. A.; Sharshar, T.; Hassan, H. E.; Costa, Geraldo Magela da; Grave, Eddy De |
| 2000 | Mossbauer characterization of iron oxides and (oxy)hydroxides : the present state of the art. | Vandenberghe, Robert Emile; Barrero, C. A.; Costa, Geraldo Magela da; San, E. Van; Grave, Eddy De |
| 1998 | Mossbauer studies of magnetite and Al-substituted maghemites. | Costa, Geraldo Magela da; Grave, Eddy De; Vandenberghe, Robert Emile |
| 2015 | Mössbauer spectroscopic study of natural eosphorite, [(Mn,Fe)AlPO4(OH)2H2O]. | Alboom, Antoine Van; Resende, Valdirene Gonzaga de; Costa, Geraldo Magela da; Grave, Eddy De |
| 1994 | Mössbauer studies of nano-sized aluminum-substituted maghemites. | Costa, Geraldo Magela da; Grave, Eddy De; Bryan, A. M.; Bowen, L. H. |
| 2006 | Production of amorphous Fe–B alloy and a-Fe by chemical reduction of hematite using sodium borohydride. | Resende, Valdirene Gonzaga de; Costa, Geraldo Magela da; Grave, Eddy De; Dantas, Lucien |
| 2002 | Spectroscopic studies of spessartine from Brazilian pegmatites. | Eeckhout, Sigrid G.; Castañeda, Cristiane; Ferreira, Ana Claudia Mousinho; Sabioni, Antônio Claret Soares; Grave, Eddy De; Vasconcelos, Daniela Cordeiro Leite |