Results 1 to 10 of about 1,509 (172)

Pressure‐Induced sp 2 ‐sp 3 Transitions in Carbon‐Bearing Phases

open access: yesGeophysical Monograph Series, Page 1-9., 2020

This book is Open Access. A digital copy can be downloaded for free from Wiley Online Library.

Explores the behavior of carbon in minerals, melts, and fluids under extreme conditions

Carbon trapped in diamonds and carbonate-bearing rocks in subduction zones are examples of the continuing exchange of substantial carbon ...
Sergey S. Lobanov   +1 more
wiley  

+13 more sources

A pipeline leakage detection method for boiler energy operation system using enhanced SVM-based acoustic emission technology [PDF]

open access: yesScientific Reports
Pipeline leakage detection in boiler energy systems is essential for operational safety and efficiency, yet conventional techniques such as pressure-based and mass-balance methods often lack real-time performance and sensitivity to small leaks.
Tianlong Yuan   +3 more
doaj   +2 more sources

MAGNESITE BENEFIATION METHODS: A REVIEW [PDF]

open access: yesSustainable Extraction and Processing of Raw Materials Journal, 2020
. Magnesite is one of the most important mineral commodities mostly because of its technological and industrial applications. The most important commercial sources for its recovery are the corresponding ores.
Georgios-Michail Bimpilas   +1 more
doaj   +3 more sources

Effect of Depressants on Flotation Separation of Magnesite From Dolomite and Calcite

open access: yesInternational Journal of Mining Science and Technology, 2023
The flotation separation of magnesite from calcium-containing minerals has always been a difficult subject in minerals processing. This work studied the inhibition effects of carboxymethyl cellulose (CMC), sodium lignosulphonate, polyaspartic acid (PASP)
Wenqing Qin, Junwei Han, Wenhao Jia
exaly   +3 more sources

Upconversion luminescence and temperature sensing characteristics of MgAl2O4 spinel doped with Er3+ and Yb3+ ions [PDF]

open access: yesScientific Reports
Nanorod-shaped MgAl2O4: xEr3+, 0.05Yb3+ (where x ranges from 0.003 to 0.015) were synthesized using a low-temperature hydrothermal method. This study investigates the microstructure, upconversion luminescence performance, and temperature sensing ...
Yang Lu   +5 more
doaj   +2 more sources

Investigation of Magnetic Separation and Thermal Treatment Effects, Combined with Additives (Mineral Oxides), on Serpentinized Peridotites from the Gerakini (Chalkidiki, N. Greece) Magnesite Mine

open access: yesMaterials Proceedings, 2022
Serpentinized peridotite samples—considered nowadays as deposited waste at the magnesite mine of Gerakini (Chalkidiki, N. Greece)—were collected, and their chemical and mineralogical characterization analyzed with Energy-Dispersive X-ray Fluorescence (ED-
Dimitra Papargyriou   +5 more
doaj   +1 more source

A new method of processing CO2 and magnesite slag simultaneously [PDF]

open access: yesJournal of the Serbian Chemical Society, 2019
Calcining magnesite slag to capture CO2 is a new and simple method of processing CO2 and magnesite slag simultaneously. In this work, the CO2 capture capacity by calcined magnesite slag in wet flue gas simulated by adding water vapour was investigated ...
Yang Na, Ning Ping, Li Kai, Wang Junya
doaj   +1 more source

The wet high intensity magnetic separation of magnesite ore waste [PDF]

open access: yesHemijska Industrija, 2019
The wet high intensity magnetic separation of magnesite ore waste stocked in an open pit of a magnesite mine was investigated in this paper. The received sample was subjected to physical, chemical, thermal and phase characterizations.
Atasoy Ahmet
doaj   +1 more source

Phase composition and pore evolution of porous periclase-spinel ceramics prepared from magnesite and Al(OH)3 [PDF]

open access: yesScience of Sintering, 2016
Porous periclase-spinel ceramics with 30.5-43.6% apparent porosities were prepared from magnesite and Al(OH)3 via an in-situ decomposition pore-forming technique.
Lin Xiaoli, Yan Wen, Li Nan
doaj   +1 more source

Magnesite-bearing fracture zones of the Zlatibor ultrabasic massif (Serbia) as a discrete structural-morphological type of magnesite deposits in ultrabasites [PDF]

open access: yesGeološki Anali Balkanskoga Poluostrva, 2011
In this paper, a discrete structural-morphological type of magnesite deposits in ultrabasites, i.e., in magnesite-bearing fracture zones, is presented.
Ilić Miloje   +2 more
doaj   +1 more source

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