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| Data do documento | Título | Autor(es) |
|---|---|---|
| 1994 | Synthesis and characterisation of some iron oxides by Sol-gel method. | Costa, Geraldo Magela da; Grave, Eddy De; Bakker, P. M. A. de; Vandenberghe, Robert Emile |
| 2013 | Low-temperature Mossbauer study of heterosite, (Fe, Mn)PO4. | Grave, Eddy De; Costa, Geraldo Magela da; Alboom, Antoine Van; Vandenberghe, Robert Emile |
| 2010 | Study of loss-on-ignition anomalies found in ashes from combustion of iron-rich coal. | Vandenberghe, Robert Emile; Resende, Valdirene Gonzaga de; Costa, Geraldo Magela da; Grave, Eddy De |
| 1996 | 57Fe Mössbauer effect study of Al-substituted lepidocrocites. | Grave, Eddy De; Costa, Geraldo Magela da; Bowen, L. H.; Schwertmann, U.; Vandenberghe, Robert Emile |
| 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 |
| 1995 | Temperature dependence of the hyperfine parameters of maghemite and Al-substituted maghemites. | Costa, Geraldo Magela da; Grave, Eddy De; Bowen, L. H.; Bakker, P. M. A. de; Vandenberghe, Robert Emile |
| 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. |
| 1994 | The center shift in the Mössbauer spectra of maghemite and aluminum maghemites. | Costa, Geraldo Magela da; Grave, Eddy De; Bowen, L. H.; Vandenberghe, Robert Emile; Bakker, P. M. A. de |
| 1998 | Mossbauer studies of magnetite and Al-substituted maghemites. | Costa, Geraldo Magela da; Grave, Eddy De; Vandenberghe, Robert Emile |
| 1995 | Variable-temperature Mössbauer spectroscopic study of nano-sized maghemite and Al-substituted maghemites. | Costa, Geraldo Magela da; Grave, Eddy De; Bowen, L. H.; Bakker, P. M. A. de; Vandenberghe, Robert Emile |