Results 61 to 70 of about 9,471 (224)

Interactions Investigation of New Composite Material Formed from Bauxite and Melamine-Urea Formaldehyde Copolymer

open access: yesIbn Al-Haitham Journal for Pure and Applied Sciences, 2017
In this study the Bauxite has been activated and used to prepare two complexes: Bauxite - urea and Bauxite - melamine, these complexes were merged and polymerized with formaldehyde to prepare the complex Bauxite polymer - urea - melamine - formaldehyde (
Israa M. Radhi   +2 more
doaj  

Investigating the Effect of Ball Milling and Heating Processes on the Phase Changes of an Iranian Type of Bauxite [PDF]

open access: yesJournal of Advanced Materials in Engineering
The bauxite samples were prepared from the resources of Kohgiluyeh and Boyer-Ahmad province, Iran. The chemical and mineralogical compositions were determined after crushing of the specimens.
H. Haddady   +3 more
doaj   +1 more source

Microbially generated ferruginous crusts: A potential biosignature of continental input in coastal settings

open access: yesSedimentology, Volume 73, Issue 4, Page 1225-1243, June 2026.
ABSTRACT Thin ferruginous sandy crusts are common on top of sandstone beds in the Early Permian post‐glacial deposits of the Paraná Basin in southern Brazil. These crusts usually preserve wrinkle structures, suggesting that they might be a product of microbial mediation.
Patrícia Weschenfelder   +2 more
wiley   +1 more source

Raman Spectroscopic Identification of Oxide Phases in a Corroded MgO–Steel Composite Anode Used in Aluminum Molten Salt Electrolysis

open access: yesAdvanced Engineering Materials, Volume 28, Issue 10, 20 May 2026.
Micro‐Raman spectroscopy is applied to characterize corrosion products in a recycled‐based MgO–316L steel composite anode after molten salt electrolysis. A depth‐dependent Fe–O/Fe–Al–O layer sequence of magnetite, hercynite, and an Al‐doped magnetite transition zone is identified.
Felix Drechsler   +9 more
wiley   +1 more source

Determination of Lithium, Gallium, Zirconium, Rare Earth Elements and Other Trace Elements in Corundum-bearing Bauxite by Inductively Coupled Plasma-Mass Spectrometry with Rapid Decomposition of Ammonium Bifluoride

open access: yesYankuang ceshi, 2020
BACKGROUND Bauxite is often accompanied by useful components such as lithium, gallium, zirconium, and rare earth metals. Complete extraction and accurate determination of the content of these components are of great significance for the comprehensive ...
LIU Gui-lei   +3 more
doaj   +1 more source

Multi‐Scale Interface Engineering of MXenes for Multifunctional Sensory Systems

open access: yesAdvanced Functional Materials, Volume 36, Issue 41, 21 May 2026.
MXenes, as two‐dimensional transition metal carbides and nitrides, demonstrate remarkable capabilities for multifunctional sensing applications. This review systematically examines multi‐scale interface engineering approaches that enhance sensing performance, enable diverse detection functionalities, and improve system‐level compatibility in MXene ...
Jiaying Liao, Sin‐Yi Pang, Jianhua Hao
wiley   +1 more source

Sustainable bauxite mining guidelines [PDF]

open access: yes, 2017
The demand for bauxite will increase in future due to its needs for aluminium products. Hence, the sustainable mining guidelines especially in bauxite mining industry is necessary to be implemented.
Anis Amalina
core   +2 more sources

Adsorption of Congo Red Dye from Aqueous Solution onto Natural and Modified Bauxite Clays

open access: yesمجلة بغداد للعلوم, 2017
The adsorption behavior of congo red dye from its aqueous solutions was investigated onto natural and modified bauxite clays. Both bauxite and modified bauxite are primarily characterized by using, FTIR, SEM, AFM, and XRD.
Baghdad Science Journal
doaj   +1 more source

Anti‐Slip Material‐Based Strategies and Approaches

open access: yesAdvanced Materials Technologies, Volume 11, Issue 10, 22 May 2026.
This review highlights the principle mechanisms of slipping at the microscale, linking contact mechanics with a friction behavior model for surface interfaces. Main strategies to develop anti‐slip properties to the surfaces are discussed alongside standardized testing approaches.
Sogand Abbaspoor‐Zanjani   +3 more
wiley   +1 more source

An Integrated Chemicals‐Free Circular Model for Lithium Recovery From Spent Batteries to Direct Lithium Extraction From Brines

open access: yesBattery Energy, Volume 5, Issue 3, May 2026.
A simple, chemical‐free method based on a 5‐min microwave treatment and using only water enables the synthesis of Li/Al layered double hydroxides (LDHs) from waste lithium‐ion batteries. These Li/Al LDHs can then be used for lithium extraction from primary resources, supporting a truly sustainable circular economy for lithium.
A. Mannu   +7 more
wiley   +1 more source

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