Results 1 to 10 of about 116,497 (303)

A Combined Deep Eutectic Solvent–Ionic Liquid Process for the Extraction and Separation of Platinum Group Metals (Pt, Pd, Rh) [PDF]

open access: yesMolecules, 2021
Recovery of platinum group metals from spent materials is becoming increasingly relevant due to the high value of these metals and their progressive depletion.
Olga Lanaridi   +5 more
doaj   +2 more sources

Making precious metals cheap: A sonoelectrochemical – Hydrodynamic cavitation method to recycle platinum group metals from spent automotive catalysts [PDF]

open access: yesUltrasonics Sonochemistry, 2021
Platinum group metals, such as Pd and Pt, found in three-way catalyst converters were recycled in a two-step method: hydrodynamic cavitation followed by sonoelectrochemical dissolution.
Eugeniu Vasile   +5 more
doaj   +2 more sources

Platinum Group Metals Nanoparticles in Breast Cancer Therapy [PDF]

open access: yesPharmaceutics
Despite various methods currently used in cancer therapy, breast cancer remains the leading cause of morbidity and mortality worldwide. Current therapeutics face limitations such as multidrug resistance, drug toxicity and off-target effects, poor drug ...
Sibusiso Alven   +6 more
doaj   +2 more sources

Comprehensive Search for New Phases and Compounds in Binary Alloy Systems Based on Platinum-Group Metals, Using a Computational First-Principles Approach [PDF]

open access: yesPhysical Review X, 2013
We report a comprehensive study of the binary systems of the platinum-group metals with the transition metals, using high-throughput first-principles calculations.
Gus L. W. Hart   +3 more
doaj   +4 more sources

Extraction of platinum group metals from catalytic converters [PDF]

open access: yesHeliyon
Platinum group metals (PGMs) assume an important role within the chemistry and chemical engineering due to their exceptional chemical stability in high temperatures and various environmental conditions.
Irina Chidunchi   +3 more
doaj   +2 more sources

Platinum group metals for nuclear medicine, a luxurious dream or the future of imaging and therapy: a review [PDF]

open access: yesFrontiers in Nuclear Medicine
Platinum group metals (PGMs) consist of six transition metals: platinum (Pt), palladium (Pd), rhodium (Rh), osmium (Os), iridium (Ir), and ruthenium (Ru). PGMs have been used notably in industrial, electronic, and medical applications.
Daniel G. Racz, Ivis F. Chaple
doaj   +2 more sources

Recovery of platinum-group metals (PGMs) from spent automotive catalysts: Part I: The primary and secondary sources of PGMs and their use [PDF]

open access: yesReciklaža i Održivi Razvoj, 2014
This paper presents a review of the present situation and perspectives in the production of platinum-group metals from primary and secondary sources, as well as in their use.
Dimitrijević Mile D.   +3 more
doaj   +1 more source

Urban mining: Phytoextraction of noble and rare earth elements from urban soils [PDF]

open access: yesArchives of Environmental Protection, 2022
The increasing demand for noble metals boosts their price. In order to meet the increasing demand for elements, a number of technologies are being developed to recover elements already present in the environment.Traffic-related metal pollution is a ...
Stanisław Gawroński   +3 more
doaj   +1 more source

Benign recovery of platinum group metals from spent automotive catalysts using choline-based deep eutectic solvents

open access: yesGreen Chemistry Letters and Reviews, 2022
The recovery of platinum group metals (PGMs) from secondary raw materials has become a topic of critical importance mainly due to the gradual depletion of their natural resources and their continuously increasing demand.
Olga Lanaridi   +11 more
doaj   +1 more source

Sorption Recovery of Platinum Metals from Production Solutions of Sulfate-Chloride Leaching of Chromite Wastes

open access: yesMetals, 2021
This paper discusses the scientific rationale for methods of platinum metals sorption centralization from saturated solutions with a high content of macrocomponents. Methods of sorption centralization of platinum and iridium using local anionites such as
Georgiy Petrov   +3 more
doaj   +1 more source

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