Collaborative marketing of platinum group metals (PGMs) has the potential to add a million more South African jobs and contribute R8-trillion more to the economy as the world greens and lowers ...
Platinum and other platinum group metals (PGMs) enable catalytic converters to strip pollutants from car exhaust gases, and demand for PGMs from the car industry continues to grow as emissions regulators become ever more stringent. Platinum has a great range of other uses in the chemical, electrical, medical, glass and petroleum industries. And ...
Anthropogenic displacements of platinum group elements (PGE: osmium, iridium, rhodium, ruthenium, palladium, platinum) on the Earth's surface are many orders of …
To study the impact of the ionomer EW and the ionomer content on the PEMFC performance, two PFSA ionomers with different EWs (A720 and N1100) were used with two I/C ratios (0.54 and 1.00) to prepare the PGM-free catalyst ink (Table S1). The backbone and side chain structure differences between A720 and N1100 are illustrated in …
The present paper deals with an extensive review of literature concerning the platinum group elements (PGEs), and their impact on the environment. The increased number of cars and vehicles fitted with catalytic converters, has been linked with the wide spread in the environment of the PGEs, i.e. Pt, Pd and Rh. Numerous studies present …
PGMs occur in a wide variety of geological settings and are derived from deposits of several types, with two major deposit groups being: platinum group element …
The International Platinum Group Metals Association (IPA) carried out the first ever industry-wide life cycle assessment on platinum group metals (pgms) which included …
Results of modeling indicate that the parental magma giving rise to the Mafic and Felsic Norites had initial Ni and Cu contents of ∼210 and 110 ppm, respectively. In addition, Ni, Cu and PGE ...
The growing popularity of platinum group metals (or PGMs, including platinum and palladium) for a wide range of applications leads to some interesting issues for mining and sustainability. ... Norite intrusions – where meteoritic impact is considered to have been instrumental in allowing PGM emplacement. The major example is the …
Platinum-group elements (PGEs) are a versatile group of metals with several industrial uses. Most are probably familiar with platinum's use in jewelry, which corresponds to roughly half of platinum's use in the world today. ... informed decisions and gain a more holistic view of the events and issues that impact them. Jacob always …
Objectives: The platinum group elements (PGE) platinum (Pt), palladium (Pd), and rhodium (Rh) are used in automobile catalytic converters, from which they have been emitted into the environment to an increasing degree over the last 20 years. Despite the bioavailability of these metals to plants and animals, studies determining the effects of …
DOI: 10.7185/gold2021.6034 Corpus ID: 243917652; The impact of sulfur on the transfer of platinum group elements by geological fluids. @article{Laskar2021TheIO, title={The impact of sulfur on the transfer of platinum group elements by geological fluids.}, author={Cl{'e}ment Laskar and Maria A. Kokh and Gleb S. Pokrovski and Rodolphe …
South Africa and Russia are the world's leading platinum group elements (PGE) producers with over 80 % of the global PGE output. ... Impact of Platinum Group Element Emissions from Mining and Production Activities. In: Zereini, F., Wiseman, C. (eds) Platinum Metals in the Environment. Environmental Science and Engineering(). …
Recent studies show particles of Platinum Group Metals (PGMs); primarily platinum, palladium and rhodium; released from automobile catalytic converters are being deposited alongside roadways. This deposition is leading to increasing concentrations of PGMs in the environment, raising concerns about the environmental impact and toxicity of these ...
The Platinum Group, a residential real estate company, has relocated to Westlake at 2500 Bee Caves Road, Bldg. 3, Ste. 200. Previously, the company headquarters were in downtown Austin on Nueces ...
Abstract: The major applications of PGMs are as catalysts in automotive industry, petroleum refining, environmental (gas remediation), industrial chemical …
Element Platinum (Pt), Group 10, Atomic Number 78, d-block, Mass 195.084. Sources, facts, uses, scarcity (SRI), podcasts, alchemical symbols, videos and images. ... Medium = substitution is possible but there may be an economic and/or performance impact Low = substitution is possible with little or no economic and/or performance impact.
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The platinum group elements (PGEs) include six members, of which, only platinum (Pt) and palladium (Pd) are found in pure state in nature. The other four members i.e. ruthenium (Ru), rhodium (Rh),osmium (Os),and iridium (Ir),occur as alloys of Pt and gold (Hartley 1991).They are rare elements, with similar
The metals selected in this study are platinum, palladium, rhodium, ruthenium and iridium, all of which are platinum group metals (PGMs). The results for PGMs will be compared with those for lithium, …
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Chapter. Jan 1999. Anthropogenic platinum group element emissions and their impact on man and environment. PACEPAC is the acronym for "production and certification of a road dust reference ...
Ni-rich spinels and platinum group element nuggets condensed from a late Archaean impact vapour cloud. Earth and Planetary Science Letters 376, 87–98 and references therein. High field strength elements (HFSE) and rare earth element (REE) patterns can also be used for correlations, with some caution.
DUBLIN, Feb. 2, 2021 /PRNewswire/ -- The "Global Platinum Group Metals (PGM) Market (Platinum, Palladium & Rhodium): Insights & Forecast with Potential Impact of COVID-19 (2020-2024)" report has ...
McDonald, I., Andreoli, M., Hart, R. & Tredoux, M. Platinum-group elements in the Morokweng impact structure, South Africa: Evidence for the impact of a large ordinary chondrite projectile at the ...
Platinum-group metals are important minerals in the energy transition because of their role in green-hydrogen production. As the world's largest refiner of …
Since platinum prices began declining in 2008, firms in the PGM sector have adopted buffers, which are designed to protect core business activities, by developing strategies to increase their overall efficiency by reducing labor costs (thereby also reducing exposure to labor strikes) and increasing prod…See more on link.springer
WEBElevated concentrations of iridium (Ir) and other platinum-group elements (PGE) have been reported in both terrestrial and marine sediments associated with the …
Platinum Group Elements (PGEs) are contaminants of emerging environmental concern considering their continuous increasing use and subsequent release in the environment. While recent field studies provided PGE levels in seawater, scarce knowledge still exists regarding PGE contamination in marine organisms, especially for rhodium (Rh). ...
Recent results based on cellular studies show that the PGEs are related to respiratory sensitization, allergic reactions, dermatitis, urticaria, damage of the epithelial …
DOI: 10.5382/econgeo.4893 Corpus ID: 245312783; Laboratory-Based Bacterial Weathering of the Merensky Reef and Its Impact on Platinum Group Mineral Migration @article{Tan2021LaboratoryBasedBW, title={Laboratory-Based Bacterial Weathering of the Merensky Reef and Its Impact on Platinum Group Mineral Migration}, …
As a metals merchant and financier long dedicated to helping mining companies, industrial end users, and recycling companies navigate the precious metals markets, Auramet keeps track of the most current information on the supply, demand, and cost of the PGMs. In 2018, we purchased more than 2.5 million ounces of PGMs (all of which were ...
The Ni–Cu–Platinum Group Element (PGE) sulfide deposits of the Sudbury Structure have provided a major portion of the world's total nickel production and their host rocks have been the subject of numerous research studies, yet a number of perplexing problems remain to be solved. On the one hand, studies seeking to explain the formation …
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Corpus ID: 203649661; Advanced Characterisation of Impact Generated Platinum-Group Element Alloys from Archean Spherule Layers @inproceedings{MohrWestheide2019AdvancedCO, title={Advanced Characterisation of Impact Generated Platinum-Group Element Alloys from Archean Spherule Layers}, …
1 Introduction. The purpose of this chapter is to address the production, applications, and emission sources of the platinum group elements (PGEs). It includes a presentation of the effects these metals have on humans from occupational and environmental exposure. In addition, a brief literature review is presented that addresses …
The platinum-group elements (PGEs)—platinum, palladium, rhodium, ruthenium, iridium, and osmium—are metals that have similar physical and chemical properties and tend to occur together in nature. PGEs are indispensable to many industrial applications but are mined in only a few places. The availability and accessibility of PGEs …
