Results 61 to 70 of about 297,134 (338)

The results of magnetic separation use in ore processing of metalliferous raw basalt of Volyn region [PDF]

open access: yes, 2004
Purpose. To determine the effectiveness of the electric field use in ore processing for extraction of native copper concentrate from raw basalt, to identify the most technologically advanced grain-size classes of the feed stock.
Golodaeva, E. A.   +5 more
core   +2 more sources

Thermographic non-destructive evaluation for natural fiber-reinforced composite laminates [PDF]

open access: yes, 2018
Natural fibers, including mineral and plant fibers, are increasingly used for polymer composite materials due to their low environmental impact. In this paper, thermographic non-destructive inspection techniques were used to evaluate and characterize ...
Avdelidis, Nicolas P.   +7 more
core   +3 more sources

Multi‐omics and low‐input proteomics profiling reveals dynamic regulation driving pluripotency initiation in early mouse embryos

open access: yesFEBS Open Bio, EarlyView.
Mouse pre‐implantation development involves a transition from totipotency to pluripotency. Integrating transcriptomics, epigenetic profiling, low‐input proteomics and functional assays, we show that eight‐cell embryos retain residual totipotency features, whereas cytoskeletal remodeling regulated by the ubiquitin‐proteasome system drives progression ...
Wanqiong Li   +8 more
wiley   +1 more source

Composite Electrospun Fibers Containing Optimized B‐ and Cu‐Doped Bioactive Glass Sol‐Gel Particles for Potential Soft Tissue Engineering Applications

open access: yesAdvanced Engineering Materials, EarlyView.
This article describes the preparation and characterization of poly(ε‐caprolactone) electrospun composite fibers incorporating sol‐gel‐derived bioactive glass particles doped with B and Cu. Scanning electron microscopy, energy‐dispersive X‐ray spectroscopy, Fourier‐transform infrared spectroscopy, contact angle, acellular bioactivity, mechanical and ...
Elisa Piatti   +5 more
wiley   +1 more source

Influence of the cell type on yield and composition of black mass deriving from a mechanical recycling process of automotive Lithium-ion batteries

open access: yesNext Sustainability
A wide range of Lithium-Ion Battery cell types is utilized in the automotive industry. These different cell types contain distinct anode and cathode active materials that are bound to the current collector foils by different binders.
Christian Wilke   +2 more
doaj   +1 more source

Na-Bentonite and MgO Mixture as a Thickening Agent for Water-Based Paints

open access: yesKONA Powder and Particle Journal, 2014
Rheology plays a major role both in production and application stages of paints. Na-Bentonite, clay based thickening agent, is generally used to modify the viscosity of paints, since it is more economical and ...
Fırat Karakaş   +3 more
doaj   +1 more source

Effect of Lead and Zinc Impurities in Ironmaking and the Corresponding Removal Methods: A Review

open access: yesMetals, 2021
This paper reviews the effects of Pb and Zn impurities and their removal in the ironmaking process. The phase changes during ironmaking were investigated, along with the removal techniques of such impurities and their environmental impact.
Sayaf Mustafa   +4 more
doaj   +1 more source

Unlocking the Power of Quercetin‐Encapsulated Mesoporous Bioactive Glass Nanoparticles: A Multifunctional Approach to Bone Regeneration

open access: yesAdvanced Engineering Materials, EarlyView.
Mesoporous bioactive glass nanoparticles (MBGNs) are investigated for bone regeneration given their remarkable structural and functional properties. MBGNs are functionalized with Mn and Cu and incorporated with quercetin, a natural flavonoid exhibiting antioxidant, anti‐inflammatory, and antimicrobial properties.
Giovanni Lo Bello   +5 more
wiley   +1 more source

Modelling the Sorting of Lithium-Ion Battery Components in a Zig-Zag Air Classifier

open access: yesMetals
The recycling of lithium-ion batteries, in particular, has become increasingly important in recent years. Due to the materials contained, such as copper or nickel, the return to the economic cycle is important.
Alexandra Kaas   +4 more
doaj   +1 more source

A comparison of ion-exchange resins and activated carbon in recovering gold from cyanide leach solutions with low levels of copper

open access: yesBulletin of the Mineral Research and Exploration, 2022
This study was conducted to determine the effectiveness of three different adsorbents for the adsorption of gold from a real cyanide leach liquor. An activated carbon (NORIT GAC 1240), strong base (Purogold A194), and weak base (Purogold S992) resins ...
Deus Albert Msumange   +3 more
doaj   +1 more source

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