Results 11 to 20 of about 7,559,772 (297)

Antimicrobial and Chemical kinetic studies of Sm3+ rare metal Complex with Benzoxazol derivative

open access: yes, 2022
: The mixture of some rare metal ions with an important 2-(1,3-Benzoxazole -2-yl - sulfanyl)-N-phenyl acetamide (BSPA) ligand to form coordination complex is an important area of current research.
Dr. H. D. Chaudhari, Dr. Haresh R. Patel
core   +1 more source

Metal-Complex-Assisted Synthesis of SnSe Nanorods for Lithium-Ion-Battery Anodes

open access: yes, 2021
SnSe nanorods with a length of about 1–2 μm and a width of 100 nm are achieved with the assistance of a metal complex. The growth mechanism and how metal complexes influence the morphology of SnSe are investigated.
Pengbo Wu (1616902)   +11 more
core   +1 more source

Characterization and bio-chemical synthesis of Gd3+rare metal Complex with benzoxazole derivative

open access: yes, 2022
: The grouping of some rare metal ions with an significant 2-(1,3-benzoxazole -2-yl - sulfanyl )-N-phenyl acetamide (BSPA) ligand to form coordination compounds is an important area of present research.
Dr. H. D. Chaudhari, Dr. Haresh R.Patel
core   +1 more source

Rare-Earth-Metal-Complex-Catalyzed Hydroalkoxylation and Tandem Hydroalkoxylation/Cyclohydroamination of Isocyanates: Synthesis of Carbamates and Oxazolidinones

open access: yes, 2022
Novel N,N,N-tridentate β-diketiminato rare-earth-metal dialkyl complexes LRE­(CH2SiMe3)2 [RE = Y (1a), Gd (1b), Yb (1c), Lu (1d); L = MeC­(NDipp)­CHC­(Me)­N­(CH2)2NC4H8, where Dipp = 2,6-iPr2C6H3] have been conveniently synthesized by one step from ...
Yun Wei   +17 more
core   +1 more source

The Enhancing Effect of Microwave Irradiation and Ultrasonic Wave on the Recovery of Zinc Sulfide Ores

open access: yesHigh Temperature Materials and Processes, 2017
A novel process for the treatment of zinc sulfide ores is discussed in this paper, which consists of two procedures: microwave roasting pretreatment and synergistic chelation. What’s more, the reaction mechanism also has been studied.
Yang Kun   +7 more
doaj   +1 more source

Effect of Cd2+ on Electrodeposition of Copper in Cyclone Electrodeposition

open access: yesMetals, 2021
A strategy to determine the effect of Cd2+ on the electrodeposition of copper from a copper electrolyte by cyclone electrowinning is presented. The concentration of Cu2+ in the copper electrolyte with different Cd2+ concentrations was determined by ...
Yan Wang, Bo Li, Hongao Xu, Jihao Guo
doaj   +1 more source

Gold Extraction from Cyanidation Tailing Using Microwave Chlorination Roasting Method

open access: yesMetals, 2018
At present, gold mines are increasingly scarce in the world. The yield of cyanidation tailing (CT) of refractory gold ores with a grade of 10 g/T is huge; however, the effective capitalization of the cyanidation tailing is a significant problem in the ...
Fei Zhu   +6 more
doaj   +1 more source

Numerical Investigation of the Enhanced Stirring Characteristics of a Multi-Lance Top-Blowing Continuous Converting Furnace for Lance Arrangement and Variable-Velocity Blowing

open access: yesEnergies, 2023
Oxygen lances are key equipment for copper converters. The effect of the lance arrangement on the mixing of a gas–slag two–phase is discussed using numerical simulation and experimental verification with a water model, and the stirring characteristics ...
Wenjie Li   +8 more
doaj   +1 more source

Metal complexes of penicillin and cephalosporin antibiotics [PDF]

open access: yes, 1975
Includes bibliographical references.The interaction between metal-ions and the penicillin and cephalosporin antibiotics have been studied in an attempt to determine both the site and mechanism of this interaction.
Jackson, Graham Ellis
core   +1 more source

Enhanced sulfidation xanthate flotation of malachite using ammonium ions as activator

open access: yesScientific Reports, 2017
In this study, ammonium ion was used to enhance the sulfidation flotation of malachite. The effect of ammonium ion on the sulfidation flotation of malachite was investigated using microflotation test, inductively coupled plasma (ICP) analysis, zeta ...
Dandan Wu   +4 more
doaj   +1 more source

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