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1. Determining Criticality of Rare Earth Elements in the Petroleum Refining Industry

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Open Access

2. LABORATORY EVALUATION AND PROCESSING OF PENNSYLVANIA COAL WASTE MATERIAL FOR POTENTIAL RECOVERY OF TRACE RARE EARTH ELEMENTS

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Open Access

3. Analyzing the Selectivity of Commercial Cation Exchange Membrane by Electrodeposition of Polyethyleneimine (PEI)

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Open Access