Results 21 to 30 of about 491,518 (301)

Role of charge carriers for ferromagnetism in cobalt-doped rutile TiO2 [PDF]

open access: yes, 2008
Electric and magnetic properties of a high temperature ferromagnetic oxide semiconductor, cobalt-doped rutile TiO2, are summarized. The cobalt-doped rutile TiO2 epitaxial thin films with different electron densities and cobalt contents were grown on r ...
Ando K   +9 more
core   +1 more source

Analysis of Support Design in Weak Rock Drift Using a Systematic Approach

open access: yesAdvances in Civil Engineering, 2020
The aim of this study is to develop a systematic approach for support design of weak rock drift based on empirical, analytical, and numerical method, which is employed to estimate weak rock support demand and design support system.
Xingdong Zhao   +4 more
doaj   +1 more source

The Effect of Using Fluid Balance Application on Interdialytic Weight Gain in Stage V Chronic Kidney Disease Patients Undergoing Hemodialysis

open access: yesBabali Nursing Research, 2023
Chronic Kidney Disease (CKD) grade V is a condition that requires the patient to undergo hemodialysis for the rest of his life. Often hypervolemia occurs between two times of dialysis.
Danny Putri Sulistyaningrum   +3 more
doaj   +1 more source

Synthesis and antibacterial effects of cobalt–cellulose magnetic nanocomposites [PDF]

open access: yes, 2017
© The Royal Society of Chemistry. Green synthesis is employed to prepare cobalt/cellulose nanocomposites with cubic (α-cobalt) cobalt as a main component with antibacterial and magnetic properties. An in situ reduction of aqueous solutions of cobalt ions
Alahmadi, N. S.   +12 more
core   +2 more sources

Catalytic Oxidation of Styrene in the Presence of Square Planar Cobalt(iii) Complexes of Polyanionic Chelating Ligands [PDF]

open access: yes, 1987
Styrene has been catalytically oxidised in the presence of iodosoarenes and square planar cobalt(iii) complexes of polyanionic chelating (PAC) ligands; possible intermediates in these oxygen atom transfer reactions include cobalt(v)-oxo ...
Collins, Terrence J.   +2 more
core   +1 more source

Key Technology Research on the Efficient Exploitation and Comprehensive Utilization of Resources in the Deep Jinchuan Nickel Deposit

open access: yesEngineering, 2017
To understand the resource features and geology in the deep Jinchuan nickel deposit, difficult geological conditions were systematically analyzed, including high stress, fragmentized ore rock, prevalent deformation, difficult tunnel support, complicated ...
Zhiqiang Yang
doaj   +1 more source

Application and Development of Smart Mine in China [PDF]

open access: yesMATEC Web of Conferences, 2019
The development of coal mining from ancient times to today has experienced the artificial stage, the mechanized mining stage, and the automated mining stage. Now it is developing towards a safer, greener and more efficient unmanned and smart mine.
Xu Ying   +3 more
doaj   +1 more source

Nitrogen Induced Ferromagnetism In Cobalt Doped BaTiO3 [PDF]

open access: yes, 2012
The electronic structure and magnetism of Cobalt doped BaTiO3 (BaTi1-xCoxO3) is investigated. Substitutional Nitrogen on an Oxygen site is found to play an important role in inducing net magnetic moments in the system.
Mitra, C.
core   +2 more sources

Biphenyl-bridged 6-(1-aryliminoethyl)-2-iminopyridyl-cobalt complexes: synthesis, characterization and ethylene polymerization behavior [PDF]

open access: yes, 2014
A series of biphenyl-bridged 6-(1-aryliminoethyl)-2-iminopyridine derivatives reacted with cobalt dichloride in dichloromethane/ethanol to afford the corresponding binuclear cobalt complexes.
Du, Shizhen   +6 more
core   +2 more sources

An electrochemical investigation of the formation of CoSx and its effect on the anodic dissolution of iron in ammoniacal-carbonate solutions [PDF]

open access: yes, 2013
It has been found that the co-presence of cobalt (II) and thiosulphate ions in ammoniacal-carbonate solutions promotes the passivation of iron, under conditions in which it would otherwise continue to dissolve anodically. Electrochemical experiments have
D'Aloya, A, Nikoloski, A.N.
core   +2 more sources

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