Results 61 to 70 of about 305,249 (209)

In Vivo Corrosion of Two Novel Magnesium Alloys ZEK100 and AX30 and Their Mechanical Suitability as Biodegradable Implants [PDF]

open access: yes, 2011
In magnesium alloys, the components used modify the alloy properties. For magnesium implants in contact with bone, rare earths alloys are commonly examined.
Angrisani, Nina   +5 more
core   +3 more sources

Carbon doping of superconducting magnesium diboride

open access: yes, 2002
We present details of synthesis optimization and physical properties of nearly single phase carbon doped MgB2 with a nominal stoichiometry of Mg(B{0.8}C{0.2})2 synthesized from magnesium and boron carbide (B4C) as starting materials.
Bean   +31 more
core   +2 more sources

Fertilizers, soil analysis and plant nutrition / [PDF]

open access: yes, 1949
C367 rev ...
California Agricultural Experiment Station.   +1 more
core   +2 more sources

Effect of an industrial chemical waste on the uptake of cations by green oat [PDF]

open access: yesJournal of the Serbian Chemical Society, 2007
Calcium carbonate, obtained as a waste in the industrial manufacture of magnesium carbonate and magnesium oxide from dolomites, can be applied in agriculture.
Radulescu Hortensia   +4 more
doaj   +1 more source

Chimeric glutamate receptor subunits reveal the transmembrane domain is sufficient for NMDA receptor pore properties but some positive allosteric modulators require additional domains [PDF]

open access: yes, 2016
NMDA receptors are ligand-gated ion channels that underlie transmission at excitatory synapses and play an important role in regulating synaptic strength and stability.
Huettner, Jmaes E   +2 more
core   +2 more sources

Method of detecting and counting bacteria in body fluids [PDF]

open access: yes, 1973
A novel method is reported for determining bacterial levels in urine samples, which method depends on the quantitative determination of bacterial adenosine triphosphate (ATP) in the presence of non-bacterial ATP.
Chappelle, E. W., Picciolo, G. L.
core   +1 more source

Tribocorrosion Properties of PEO Coatings Produced on AZ91 Magnesium Alloy with Silicate- or Phosphate-Based Electrolytes [PDF]

open access: yes, 2018
In this work, the tribocorrosion behavior of plasma electrolytic oxidation (PEO)-coated AZ91 samples was studied. In particular, two different coatings were produced and compared. One was obtained with an alkaline electrolyte containing sodium phosphate,
Brunelli, Katya   +7 more
core   +2 more sources

INTEGRATION OF SCIENTIFIC AND EDUCATIONAL UNIVERSITY WORK: EXPERIENCE OF COMPARATIVE ANALYSIS OF THE THERMAL DECOMPOSITION OF Mg(NO3)2 · 6H2O IN AIR AND SUPERHEATED WATER VAPOR

open access: yesОбразование и наука, 2016
. The aim of the investigation is to select how the thermal decomposition of crystallohydrate magnesium nitrates to capture the nitrogen compounds that are harmful to the environment; for the return of nitric acid to the initial stage of the process ...
Sergey F. Katyshev   +3 more
doaj   +1 more source

EVA-Layered Double Hydroxide (Nano)Composites: Mechanism of Fire Retardancy [PDF]

open access: yes, 2011
Composites of ethyleneevinyl acetate copolymer with two different layered double hydroxides have been obtained by melt blending and these have been characterized by X-ray diffraction, transmission electron microscopy, thermogravimetric analysis ...
Jimenez-Gasco, Maria del Mar   +5 more
core   +1 more source

Rare Earths and the Balance Problem: How to Deal with Changing Markets? [PDF]

open access: yes, 2018
The balance between the market demand and the natural abundance of the rare-earth elements (REEs) in ores, often referred to as the Balance Problem (or the Balancing Problem), is a major issue for REE suppliers.
Binnemans, Koen   +3 more
core   +2 more sources

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