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Publikováno v:
South African Journal of Chemistry. 76
The in situ δ-phase formation for a series of yttrium-doped Bi2O3 materials was studied by Raman spectroscopy and high resolution X-ray diffraction under variable temperature conditions. Contrary to previous reports, for dopant concentrations less t
Publikováno v:
Acta Crystallographica Section A Foundations and Advances. 78:e482-e482
Autor:
Neil J. Coville, David O. Kumi, David G. Billing, Linda L. Jewell, Mbongiseni W. Dlamini, Mashikoane W. Mogodi, Tumelo N. Phaahlamohlaka
Publikováno v:
Applied Catalysis A: General. 552:129-137
One of the pathways responsible for the deactivation of Fischer-Tropsch catalysts is the loss of active metal surface area due to nanoparticle agglomeration. To combat this effect efforts have been made to increase the interaction between the metal n
Autor:
David G. Billing, Mashikoane W. Mogodi
Publikováno v:
Acta Crystallographica Section A Foundations and Advances. 70:C504-C504
In this work we present the synthesis and structure-property investigation of anhydrous low porosity borophsophates [1] BPO4 and porous (NH4)0.5M1.25(H2O)2)(BP2O8)(H2O)0.5 M = Co (II), Mn (II) and NH4Fe[BP2O8(OH)] phases. Cristobalite-type BPO4 cryst