Results 21 to 30 of about 56,275 (312)

Electrochemical Techniques Used To Study BacteriaL-Metal Sulfides Interactions In Acidic Environments [PDF]

, 2007
Bioleaching or bacterial leaching is a dissolution process of metal sulfides in which the oxidative activity of some bacterial species, mainly Acidithiobacillus ferrooxidans, formerly Thiobacillus ferrooxidans (Kelly &Wood, 2000), plays a central role ...
Garcia Jr., Oswaldo [UNESP], Heloisa A. Acciari, Acciari, Heloisa A. [UNESP], Denise Bevilaqua, Oswaldo Garcia, Assis V. Benedetti, Bevilaqua, Denise [UNESP], Benedetti, Assis V. [UNESP]   +7 more
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Effects of sulfur and tin contents on hardness of copper-tin alloy under reduced atmosphere in sintering process

Mechanical Engineering Journal, 2016
Sintered materials are commonly used in industrial equipment, including bearing components. These materials include bimetals consisting of steel backed sintered bronze lined bushings.
Tomohiro SATO, Yoshimasa HIRAI
doaj   +1 more source

Atomically Dispersed Platinum Modulated by Sulfide as an Efficient Electrocatalyst for Hydrogen Evolution Reaction

Advanced Science, 2021
Catalytically active metals atomically dispersed on supports presents the ultimate atom utilization efficiency and cost‐effective pathway for electrocatalyst design.
Kai Ling Zhou, Chang Bao Han, Zelin Wang, Xiaoxing Ke, Changhao Wang, Yuhong Jin, Qianqian Zhang, Jingbing Liu, Hao Wang, Hui Yan   +9 more
doaj   +1 more source

Controllable design of nanoworm-like nickel sulfides for efficient electrochemical water splitting in alkaline media [PDF]

, 2020
© 2020 Elsevier Ltd Developing cost-effective electrocatalysts for electrochemical water splitting (EWS) is appealing and challenging for sustainable water electrolysis.
Liu, X, Ni, BJ, Chen, Z, Wu, L, Ibrahim, I, Su, D, Hao, D, Wei, W, Ni, B-J   +8 more
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MINERALOGY OF THE VORONTSOVSKOE GOLD DEPOSIT (NORTHERN URALS). PART 2: NATIVE ELEMENTS, SULFIDES, ARSENIDES, TELLURIDES [PDF]

Минералогия, 2021
The paper continues a series of publications devoted to the mineralogy of the Vorontsovskoe gold deposit in the Northern Urals (Kasatkin et al., 2020).
A.V. Kasatkin, S.Yu. Stepanov, M.V. Tsyganko, R. Škoda, F. Nestola, J. Plášil, E. Makovicky, A.A. Agakhanov, R.S. Palamarchuk   +8 more
doaj   +1 more source

Precipitation of valuable metals from bioleaching solution by biogenic sulfides [PDF]

, 2009
The aim of this work was to explore the possibility of using sulfate-reducing bacteria for the retrieval of valuable metals from a bioleaching solution.
Zhang, Guangji, Cao, Junya, Mao, Zaisha, Zhang, GJ, Yanga, Chao, Fang, Zhaoheng   +5 more
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GOLD-SULFIDE MINERALIZATION OF QUARTZ VEINS IN GRANITES OF THE SOUTH SUKHTELYA GOLD OCCURRENCE (SOUTH URALS) [PDF]

Минералогия
The paper considers mineralogical and geochemical features of gold-sulfide mineralization of quartz veins in granites of the Katsbakh complex in the South Sukhtelya gold occurrence (South Urals). The sulfide content of quartz veins varies from 1 to 3 vol.
S.I. Bryukhov, D.A. Artem’yev, I.A. Blinov, N.R. Ayupova, A.S. Tseluyko   +4 more
doaj   +1 more source

Recent Progress in Metal-Organic Framework-Derived Chalcogenides (MX; X = S, Se) as Electrode Materials for Supercapacitors and Catalysts in Fuel Cells

Energies, 2022
Supercapacitors (SCs) are recognized by high power densities and significantly higher cyclic stability compared to batteries. However, the energy density in SCs should be improved for better applications and commercialization.
Halima Alnaqbi, Oussama El-Kadri, Mohammad Ali Abdelkareem, Sameer Al-Asheh   +3 more
doaj   +1 more source

RbEr₂AsS₇: A Rubidium-Containing Erbium Sulfide Thioarsenate(III) with (S₂)²⁻ Ligands According to RbEr₂S(S₂)[AsS₂(S₂)]

Inorganics, 2023
The new rubidium-containing erbium sulfide thioarsenate(III) with the structured formula RbEr2S(S2)[AsS2(S2)] was obtained from the syntheses of elemental erbium (Er), arsenic sesquisulfide (As2S3) and rubidium sesquisulfide (Rb2S3) with elemental sulfur
Katja Engel, Thomas Schleid
doaj   +1 more source

(Table 4) Composition of sulfides of ODP Hole 118-735B [PDF]

, 1991
(Table 4) Composition of sulfides of ODP Hole 118 ...
Peter S Meyer (6963035), Sherman H Bloomer (6963038), Natland, James H, Henry J B Dick (6887306), Meyer, Peter S, Bloomer, Sherman H, James H Natland (6961001), Dick, Henry J B   +7 more
core   +1 more source