Results 31 to 40 of about 1,032,779 (227)

RECOVERING PGM FROM SPENT AUTOMOTIVE CATALYTIC CONVERTERS [PDF]

open access: yes, 2010
Tristezni avtomobilski katalizatorji so naprave za zmanjševanje izpustov škodljivih plinov motornih vozil. Diplomsko delo predstavlja izrabljene avtomobilske katalizatorje kot alternativni vir surovin in ugotavlja dejanski potencial recikliranja ...
Poljski, Damir
core  

Applications of Spent Lithium Battery Electrode Materials in Catalytic Decontamination: A Review

open access: yes, 2023
For a large amount of spent lithium battery electrode materials (SLBEMs), direct recycling by traditional hydrometallurgy or pyrometallurgy technologies suffers from high cost and low efficiency and even serious secondary pollution.
Jie Guan   +3 more
core   +1 more source

Nitride MXenes Beyond Carbides: Bridging the Gap Between Computational Prediction and Experimental Realization

open access: yesAdvanced Functional Materials, EarlyView.
Nitride MXenes remain constrained by a persistent gap between computational prediction and experimental realization. This Review identifies the thermodynamic, kinetic, and chemical barriers limiting their synthesis, critically evaluates emerging fabrication routes, and proposes a multidimensional computational‐experimental framework to accelerate the ...
Naresh Varnakavi, Masoud Soroush
wiley   +1 more source

In situ synthesis and preconcentration of cetylpyridinium complexed hexaiodo platinum nanoparticles from spent automobile catalytic converter leachate using cloud point extraction

open access: yesArabian Journal of Chemistry, 2020
Abstract In the present study, a green chemistry based cloud point extraction (CPE) method has been developed for the in situ synthesis and preconcentration of cetylpyridinium complexed hexaiodo platinum nanoparticles (Pt-I NP) from the leachate of spent automobile catalytic converter using potassium iodide (KI) and assisted by a combination of ...
Aruna Jyothi Kora   +3 more
openaire   +1 more source

Microfluidic solvent extraction of platinum and palladium from a chloride leach solution using Alamine 336 [PDF]

open access: yes, 2013
Microfluidic solvent extraction (μSX) of platinum and palladium from chloride leach solution using Alamine 336 had been conducted. The leach solution was produced by leaching of spent automotive catalysts.
Nikoloski, A.N., Wang, M-W, Yin, C-Y
core  

Determination of selected elements in catalytic converters using ICP-MS and microwave digestion [PDF]

open access: yes, 2021
Fuels combustion, polluting the atmosphere is a side effect of an engines’ work. Increasing ecological awareness has led to constant pursuit of disposing harmful substances properly.
Palka, Grzegorz   +3 more
core  

Lewis Acid Site Engineering in MOF‐Derived Aluminum Oxide/Carbon Composites for Dechlorination of Waste Plastic Pyrolysis Oil

open access: yesAdvanced Functional Materials, EarlyView.
Controlled carbonization of an Al‐MOF partially decomposes its linkers, exposing coordinatively unsaturated Al centers within an oxide/carbon composite. The resulting Lewis acid sites, rather than surface area, govern organochlorine capture: the composite removes chemically diverse organochlorines from waste plastic pyrolysis oil, outperforms a ...
Seong Cheon Kim   +6 more
wiley   +1 more source

“Smelltronics”—From Gas to Smell Sensing

open access: yesAdvanced Materials, EarlyView.
The emerging field of smelltronics, encompassing sensing technologies for complex volatile organic compounds, holds significant potential for extracting valuable chemical information. It facilitates the noninvasive, real‐time monitoring of humans, food, and the environment.
Takeshi Ono   +7 more
wiley   +1 more source

Selective Laser Sintering and Graphitization for Mono‐Matrix Unibody Fabrication of Integrated Stereo‐Circuit and Stereo‐Fluidic Wearable Electronics

open access: yesAdvanced Materials, EarlyView.
A novel selective laser sintering and graphitization (SLSG) 3D printing technology enables unibody fabrication of compacted insulating structures and conductive circuits in fluidic‐integrated wearable electronics through adaptive photonic modulation.
Li Zhang, Wing Cheung Mak
wiley   +1 more source

Bioleaching-assisted palladium (Pd) recovery from various sources and its application in biomedical purposes: a mini-overview

open access: yesDiscover Applied Sciences
Platinum group of metals (PGMs) are extensively used in numerous arenas as they have discrete physical and chemical properties. Platinum, Palladium, Rhodium, Ruthenium, Iridium, and Osmium are the precise metals that have high catalytic activities ...
Suman Saha
doaj   +1 more source

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