Results 101 to 110 of about 2,032 (202)

Physical beneficiation of heavy minerals - Part 1: A state of the art literature review on gravity concentration techniques. [PDF]

Heliyon, 2023
Nzeh NS, Popoola P, Okanigbe D, Adeosun S, Adeleke A.   +4 more
europepmc   +1 more source

Effects of Diamond on Microstructure, Fracture Toughness, and Tribological Properties of TiO₂-Diamond Composites. [PDF]

Nanomaterials (Basel), 2022
Liu B, Zhuge Z, Zhao S, Zou Y, Tong K, Sun L, Wang X, Liang Z, Li B, Jin T, Chen J, Zhao Z.   +11 more
europepmc   +1 more source

Formation of contact and multiple cyclic cassiterite twins in SnO₂-based ceramics co-doped with cobalt and niobium oxides. [PDF]

Acta Crystallogr B Struct Sci Cryst Eng Mater, 2022
Daneu N, Dražič G, Mazaj M, Barou F, Padrón-Navarta JA.   +4 more
europepmc   +1 more source

Influence of Dispersion Interactions on the Polymorphic Stability of Crystalline Oxides. [PDF]

J Phys Chem C Nanomater Interfaces, 2023
Richard A, Corà F.
europepmc   +1 more source

WinClbclas, a Windows program for columbite-supergroup minerals

Mineralogical Magazine
Abstract A Microsoft® Visual Basic software, WinClbclas, has been developed to calculate the chemical formulae of columbite-supergroup minerals based on data obtained from wet-chemical and electron-microprobe analyses and using the current nomenclature scheme adopted by the Commission on New Minerals, Nomenclature and Classification (CNMNC) of the ...
openaire   +2 more sources

Leaching of Columbite Using an Organic Acid to Obtain Nb and Ta: Effects of Sulfate Thermal Treatment on Hydrometallurgical Processing. [PDF]

ACS Omega
Lucio DCDS, de Carvalho TC, da Rocha Pereira B, Espinosa DCR, Tenório JAS, Botelho Junior AB.   +5 more
europepmc   +1 more source

Rare earth elements distribution in topsoil from Ditrău Alkaline Massif area, eastern Carpathians, Romania. [PDF]

Heliyon, 2023
Ion A, Cosac A.
europepmc   +1 more source

U-Pb columbite ages of pegmatites from Sveconorwegian terranes in southwestern Sweden

, 1996
Post-kinematic and post-metamorphic rare-mineral pegmatites in the Sveconorwegian Province of southwestern Sweden yield U-Pb columbite ages at 1041.4 +/- 1.6 Ma (2 sigma), 1038.7 +/- 3.4 Ma, 1029.7 +/- 1.4 Ma, and 984.3 +/- 6.4 Ma.
Smeds, SA,, Romer, RL,
core  

An Investigation into the Kinetic Persistence of TiO2 Polymorphs Using Machine-Learning-Driven Pathfinding in Crystal Configuration Space. [PDF]

J Chem Theory Comput
Gallant MC, Mrdjenovich D, Persson KA.
europepmc   +1 more source

Crystal Structures and Microwave Dielectric Properties of Novel MgCu₂Nb₂O₈ Ceramics Prepared by Two-Step Sintering Technique. [PDF]

Materials (Basel), 2022
Peng S, Li C, Tang C, Liu S, Huang S, Qiu L, Deng L.   +6 more
europepmc   +1 more source