Results 21 to 30 of about 839 (198)
Extraction of Zinc from Smithsonite by Ammonia Leaching
World Congress on Mechanical, Chemical, and Material Engineering, 2017 – In this study, an ore taken from Kayseri region of Turkey was used. Characterization studies showed that the run-of mine ore is rich in oxide minerals, cerussite (PbCO3) and smithsonite (ZnCO3).
Deniz Talan +2 more
openaire +2 more sources
Bonds, bands and elasticity of smithsonite rock
Solid State Communications, 2013 Abstract The objective here is to spread out in detail the various fundamental state properties of smithsonite rock (ZnCO 3 ) for which the most intrinsic quantities remain still unknown. First-principles electronic structure calculations based on the density functional theory with the pseudopotential method were performed using diverse functionals ...
Bouibes, A., Zaoui, Ali, Tunega, Daniel
openaire +4 more sources
Archaeometry, Volume 65, Issue 3, Page 547-569, June 2023., 2023 Abstract This study presents the first reconstruction of the smelting conditions in 16th‐ to 18th‐century smelters from Miedziana Góra (Holy Cross Mountains, Poland). Based on geochemical (inductively coupled plasma mass spectrometry/emission spectrometry, X‐ray fluorescence) and mineralogical analysis (X‐ray diffractometry, scanning electron ...
Krzysztof Kupczak +2 more
wiley +1 more source
On the delimitation of the carbonate burial realm
The Depositional Record, Volume 8, Issue 2, Page 524-574, June 2022., 2022 A condensed review of processes and products typifying the burial realm. Suggestions for an intuitive terminology. Delimitation of shallow and deep limits of the burial realm and its sub‐domains. Abstract Over the past decades, the burial realm, the most prolonged and arguably the least well‐understood diagenetic environment, has received significant ...
Adrian Immenhauser
wiley +1 more source
Study on Sulfide Layer Attenuation Behavior of Smithsonite During Sulfidization Flotation
Frontiers in Materials, 2020 The S content on the surface of smithsonite plays a decisive role in smithsonite flotation. In this study, the attenuation behavior of smithsonite surface sulfide layer was investigated by inductive coupling plasma mass-spectrometric (ICP-MS) and X-ray ...
Yong Zeng +5 more
doaj +1 more source
ChemSusChem, Volume 15, Issue 10, May 20, 2022., 2022 That zinc‐ing feeling: Electrodeposition in organic solvents allows efficient separation of Zn from Pb and Cu in concentrated solutions of their betaine complexes. This method is used to prepare Zn‐coated carbon‐fabric electrodes that exhibit superior kinetics and inhibition of dendrite formation.
Peng Chen +4 more
wiley +1 more source
Analytical database of Martian minerals (ADaMM): Project synopsis and Raman data overview
Journal of Raman Spectroscopy, Volume 53, Issue 3, Page 364-381, March 2022., 2022 The Analytical Database of Martian Minerals (ADaMM) provides the scientific community with a comprehensive set of spectroscopic and diffractometric data collected from a wide collection of mineral phases relevant for Mars exploration. As much of the given data have been collected by analytical prototypes emulating the spectroscopic tools onboard ...
Marco Veneranda +12 more
wiley +1 more source
Spectral Properties of Anhydrous Carbonates and Nitrates
Earth and Space Science, Volume 8, Issue 10, October 2021., 2021 Abstract The spectral properties of anhydrous carbonates and nitrates are dominated by strong, sharp vibrational bands due to the CO32− and NO3− anions observed as absorption bands in near‐infrared spectra, as Reststrahlen features or absorption bands in mid‐IR spectra, depending on particle size, and as peaks in Raman spectra.
J. L. Bishop +9 more
wiley +1 more source
Small, Volume 17, Issue 36, September 9, 2021., 2021 Ionometallurgy step‐electrodeposition can allow separate deposition of metals with sufficiently distinct electrochemical potential from mixtures of ZnO, PbO, and MgO dissolved in betainium bis((trifluoromethyl)sulfonyl)imide ([Hbet][NTf2]) to a large extend. Zinc can also be deposited on 3D copper foam (Zn/3DCu) to directly assemble a high‐voltage zinc‐
Peng Chen +5 more
wiley +1 more source
Thermodynamic Description of Oxidized Zinc Minerals and Comparative Analysis of Their Reactivity
Chemical Engineering Transactions, 2021 Due to depletion of sulfide zinc ores, the problem of involvement of economically significant oxidized zinc ores into the treatment is a vital task. In this article, the thermodynamic functions have been considered and determined for many oxidized zinc ...
Raigul Ramazanova +5 more
doaj +1 more source