Results 1 to 10 of about 10,852 (290)

Novel Structures for PV Solar Cells: Fabrication of Cu/Cu2S-MWCNTs 1D-Hybrid Nanocomposite [PDF]

open access: yesMicromachines
The production of cost-effective novel materials for PV solar cells with long-term stability, high energy conversion efficiency, enhanced photon absorption, and easy electron transport has stimulated great interest in the research community over the last
Sevinj Nuriyeva   +6 more
doaj   +2 more sources

Mastering Surface Sulfidation of MnP‐MnO2 Heterostructure to Facilitate Efficient Polysulfide Conversion in Li─S Batteries [PDF]

open access: yesAdvanced Science
The development of lithium–sulfur (Li─S) batteries has been hampered by the shuttling effect of lithium polysulfides (LiPSs). An effective method to address this issue is to use an electrocatalyst to accelerate the catalytic conversion of LiPSs.
Fengxing Liang   +6 more
doaj   +2 more sources

Flotation response of cerussite after hydrothermal treatment with sulfur and the sulfidation mechanism

open access: yesJournal of Materials Research and Technology, 2021
Hydrothermal sulfidation followed by flotation is well known as a promising technology for recovery of valuable metals from refractory non-ferrous ores.
Yong-xing Zheng   +5 more
doaj   +1 more source

Is it possible to detect in situ the sulfur loading of a fixed bed catalysts with a sensor? [PDF]

open access: yesJournal of Sensors and Sensor Systems, 2015
This study reports on a sensor concept to measure in situ sulfur poisoning (sulfidation) of refinery catalysts, in this case, of commercial silica pellets loaded with highly dispersed nickel.
P. Fremerey, A. Jess, R. Moos
doaj   +1 more source

Sulfidation behavior in low-temperature hot corrosion of single crystal superalloy DD421 without SOx atmosphere

open access: yesCailiao gongcheng, 2021
The hot corrosion behavior of the second generation nickel base single crystal superalloy DD421 coated with 90%(mass fraction) Na2SO4+10%NaCl (molten at 750 ℃) and pure Na2SO4 (solid state at 750 ℃) was investigated by salt coating method in 750 ...
SONG Peng   +5 more
doaj   +1 more source

Methylammonium antimony sulfide [PDF]

open access: yesActa Crystallographica Section C Crystal Structure Communications, 2005
AbstractChemInform is a weekly Abstracting Service, delivering concise information at a glance that was extracted from about 200 leading journals. To access a ChemInform Abstract, please click on HTML or PDF.
Rachel J E, Lees   +2 more
openaire   +2 more sources

Activating hemimorphite using a sulfidation-flotation process with sodium sulfosalicylate as the complexing agent

open access: yesJournal of Materials Research and Technology, 2020
In this paper, the effects of sodium sulfosalicylate on hemimorphite activation were studied. Sulfosalicylic acid ions enhanced the sulfidation-flotation process, which increased the flotation recovery by 49.70%, and after lead ion assisted activation ...
Qi Zuo   +3 more
doaj   +1 more source

Enhanced As(III) sequestration using nanoscale zero-valent iron modified by combination of loading and sulfidation: characterizations, performance, kinetics and mechanism

open access: yesWater Science and Technology, 2021
Nanoscale zero-valent iron (nZVI) and sulfides have been confirmed to be effective in arsenic sequestration from aqueous solution. In this study, attapulgite supported and sulfide-modified nanoscale zero-valent iron (S-nZVI@ATP) are synthesized to ...
Shun Cheng   +4 more
doaj   +1 more source

OPTIMIZATION OF FLOTATION OF THE QALEH ZARI MINE OXIDIZED COPPER ORE SAMPLE BY THE SEQUENTIAL SULFIDATION APPROACH USING THE RESPONSE SURFACE METHOD TECHNIQUE

open access: yesRudarsko-geološko-naftni Zbornik, 2023
One of the main challenges in the copper oxide processing industry is the application of flotation to reduce operating costs. Sulfidation-flotation is a commonly employed approach for floating oxide minerals using sulfidizers in order to sulfide the ...
Hassan Maleki   +4 more
doaj   +1 more source

Characteristics, stability, and utilization of sulfuric natural water from Sebau East Lombok in reducing dissolved metals

open access: yesJournal of Degraded and Mining Lands Management, 2023
This paper aims to characterize and test the stability of sulfuric natural water (SNW) from Sebau East Lombok as a sulfidation agent for several dissolved metals (Mn, Cu, Pb and Fe).
Surya Hadi   +7 more
doaj   +1 more source

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