T.I.C. Bulletin Entry – No. 174
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T.I.C. Bulletin Entry – No. 177
Explore Bulletin 177 with best practices for NORM shipping, an in-depth feature on Brazil’s niobium and tantalum sector, and niobium capacitor performance insights.
T.I.C. Bulletin Entry – No. 179
T.I.C. Director Roland Chavasse outlines how due diligence, mineral traceability, and increased production from Brazil and Australia have made tantalum supply more secure than ever. The article covers artisanal mining’s
T.I.C. Bulletin Entry – No. 184
This technical paper explores the critical role of tantalum capacitors in 5G telecom networks, highlighting their stability, reliability, and compact design advantages. It discusses use in GaN-based power amplifiers and
T.I.C. Bulletin Entry – No. 185
Explore Bulletin No. 185 covering Class 7 transport issues, OECD conflict mineral due diligence, and the future of niobium rebar for seismic resilience. April 2021.
T.I.C. Bulletin Entry – No. 187
This edition features the 2021 Ekeberg Prize-winning paper on tantalum machining challenges. It explores cutting mechanics, sinuous flow, and a novel mechanochemical effect using marker ink to improve cutting efficiency.
T.I.C. Bulletin Entry – No. 188
Bulletin 188 highlights the shortlisted research for the 2022 Ekeberg Prize, including novel work in tantalum bonding, thin film testing, and additive manufacturing. Also featured are updates on CERN’s use
Gallery: Niobium minerals
Minerals containing Niobium (Nb). All photos copyright T.I.C. 2019/2020
Processing: extraction and refining
Two separate processing schemes are utilized for niobium production. Those companies that mine pyrochlore convert the niobium oxide units into HSLA ferroniobium through the aluminothermic reduction process or by reduction