Article - 14 Jun 2012
The word lanthanum was derived from a Greek word lanthaneia. In 1839, a Swedish chemist, Carl Gustaf Mosander discovered lanthanum when he was searching for impurities in cerium samples.
Article - 19 Dec 2007
In the present work the influence of the preparation method and the cobalt loading on the physicochemical properties and the catalytic activity of the cobalt/aluminosilicate catalysts for the...
Article - 21 Sep 2005
CoAl2O4 and NiAl2O4 spinels were prepared by sol-gel method with citric acid. The formation of CoAl and NiAl spinels was investigated, changing the calcination temperatures and the molar ratio of...
Article - 20 Aug 2001
Properties such as low density, good strength at elevated temperatures, high strength and excellent corrosion resistance have seen titanium used extensively in industries such as aerospace, process...
Article - 6 Oct 2017
This article shows a survey of typical methods from the field of water analysis and also provides references to the corresponding Metrohm Application Notes and Application Bulletins.
Article - 16 Jun 2014
Grade 3CR12 stainless steel is a low-cost grade chromium, containing stainless steel fabricated by modifying the properties of grade 409 steel. It resists mild corrosion and wet abrasion.
Article - 5 Jun 2008
Incoloy 825 is highly resistant to corrosion. It has a high nickel content, sufficient to resist chloride ion stress corrosion cracking, and a very stable austenite structure. The levels of molybdenum...
Article - 2 Jun 2001
Tooth filling materials such as silver amalgams, resin-based composites and ion-leachable glass cements are covered. Cast metals, bonded restorations, ceramics and composite implant materials are also...