Results 21 to 30 of about 11,341,383 (352)

Complex Concentrated Alloys for Substitution of Critical Raw Materials in Applications for Extreme Conditions

open access: yesMaterials, 2021
The paper is proposing a mini-review on the capability of the new complex concentrated alloys (CCAs) to substitute or reduce the use of critical raw materials in applications for extreme conditions.
D. Mitrică   +7 more
semanticscholar   +1 more source

Vegetable Fillers and Rapeseed Oil-Based Polyol as Natural Raw Materials for the Production of Rigid Polyurethane Foams

open access: yesMaterials, 2021
The reported study concerns the introduction of renewable raw materials into the formulation of rigid polyurethane foams in the quest for the sustainable development of polymer composites.
Milena Leszczyńska   +6 more
semanticscholar   +1 more source

Ecological and corrosion behavior of depleted uranium [PDF]

open access: yesHemijska Industrija, 2015
Environmental pollution with radionuclides, particularly uranium and its decay products is a serious global problem. The current scientific studies estimated that the contamination originating from TENORM, caused by nuclear and non-nuclear ...
Stojanović Mirjana D.   +6 more
doaj   +1 more source

Overview of technologies for Zn extraction from hyperaccumulating plants: Current state of research and future directions [PDF]

open access: yesJournal of Mining and Metallurgy. Section A: Mining, 2022
Phytomining, although predominantly in its early stages on the broader scientific scope of investigation, has garnered interest in metals such as Ni, Au, or rare earth elements (REE).
Jovanović G.   +3 more
doaj   +1 more source

Trends on the Cellulose-Based Textiles: Raw Materials and Technologies

open access: yesFrontiers in Bioengineering and Biotechnology, 2021
There is an emerging environmental awareness and social concern regarding the environmental impact of the textile industry, highlighting the growing need for developing green and sustainable approaches throughout this industry’s supply chain.
C. Felgueiras   +4 more
semanticscholar   +1 more source

Adsorption of Cu(II) ions from synthetic solution by sunflower seed husks [PDF]

open access: yesActa Periodica Technologica, 2019
Annual production of the sunflower seed in Serbia is between 650,000-720,000 tons. Most of this amount is used in vegetable oil industry. Abundant by-products from this processing are sunflower seed husks.
Stanković Srđan   +5 more
doaj   +1 more source

Biological and Cosmetical Importance of Fermented Raw Materials: An Overview

open access: yesMolecules, 2022
The cosmetics industry is currently looking for innovative ingredients with higher bioactivity and bioavailability for the masses of natural and organic cosmetics.
Weronika Majchrzak   +2 more
semanticscholar   +1 more source

Investigations of quartz raw materials from the locality of Rekovac muncipality [PDF]

open access: yesHemijska Industrija, 2019
Quality of raw materials, including quartz sand and quartzite, varies from one deposit to another. Furthermore, the material quality determines in which industrial branches it can be used after certain preparation processes.
Mihajlović Slavica R.   +5 more
doaj   +1 more source

In vitro safety evaluation of rare earth-lean alloys for permanent magnets manufacturing

open access: yesScientific Reports, 2021
Due to their exceptional physico-chemical and magnetic characteristics, rare earth (RE) permanent magnets are applied in multiple critical technologies.
Carlos Rumbo   +6 more
doaj   +1 more source

Maize and Sorghum as Raw Materials for Brewing, a Review

open access: yesApplied Sciences, 2021
Brewing is among the oldest biotechnological processes, in which barley malt and—to a lesser extent—wheat malt are used as conventional raw materials. Worldwide, 85–90% of beer production is now produced with adjuvants, with wide variations on different ...
A. Dabija   +3 more
semanticscholar   +1 more source

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