Results 11 to 20 of about 36,672 (254)
Professional Paper, 2017 This chapter investigates the current rare earth elements trade in the Asia-Pacific Region. It begins by noting the elements that fall within this category of minerals, noting their rarity. It then looks at the trade in the commodity and some of the issues associated with its supply chain.
Bradley S. Van Gosen +4 more
+4 more sources
Yankuang ceshi, 2023 BACKGROUNDCoal and coal-bearing rock series can enrich beneficial elements such as rare earth under specific geological conditions, forming coal-related key metal deposits.
Xin ZHANG +6 more
doaj +1 more source
Quantitative analysis of rare earth elements in Mg–Zn–RE(Ce, Y, Gd)–Zr alloy
Materials Research Express, 2022 The solid solution amount of rare earth elements and the mass fraction of compounds were measured by low-temperature phase separation technology, the existing forms of rare earth elements in ZK-RE(Ce, Y, Gd) alloy were quantitatively studied, and the ...
Yuguang Li +4 more
doaj +1 more source
Lanthanides Release and Partitioning in Municipal Wastewater Effluents
Toxics, 2022 The use of lanthanides is increasing in our society, whether in communication technologies, transportation, electronics or medical imaging. Some lanthanides enter urban wastewater and flow through municipal wastewater treatment plants (WWTPs).
Patrice Turcotte +3 more
doaj +1 more source
Direct Recovery of the Rare Earth Elements Using a Silk Displaying a Metal-Recognizing Peptide
Molecules, 2020 Rare earth elements (RE) are indispensable metallic resources in the production of advanced materials; hence, a cost- and energy-effective recovery process is required to meet the rapidly increasing RE demand.
Nobuhiro Ishida +7 more
doaj +1 more source
Plants, 2021 Rare earth element fractionation and distribution in the coastal ecosystem have been of significant concern and are recognized worldwide as emerging micro-pollutants. However, unlike other metals such as trace elements, little is known about their uptake
Abdullahi Bala Alhassan +1 more
doaj +1 more source
Biologia Plantarum, 2019 Since 1960, the positive effects of rare earth elements (REE) on crop physiology have been observed, and support for photosynthesis, biomass accumulation, secondary metabolites, or enzymes has been reported in 40% of studies.
M. Kovaříková +2 more
doaj +1 more source
Geochemical characteristics and mining prospects of REE in Lugou coal mine of Xinmi coalfield
矿业科学学报, 2020 The content of rare earth elements and their occurrence characteristics under low temperature ashing conditions in Lugou coal mine of Xinmi coalfield were studied by XRD, XRF and ICP-MS analysis techniques.The results show that the total content of rare ...
Luo Zhonggeng +3 more
doaj +1 more source
Indonesian Journal on Geoscience, 2018 DOI: 10.17014/ijog.5.2.179-197A geochemical study was carried out to determine the geochemical characteristics of limestone in Wonosari-Punung Formation, and to suggest its depositional conditions and the source of rare earth elements.
Didik Dwi Atmoko +2 more
doaj +1 more source
Rare Earth Elements in Wetlands
, 2016 International ...
Davranche, Mélanie +6 more
openaire +3 more sources