Li1-xNi1+xO2 powder was successfully prepared by the sol-gel method using oxalic acid as a chelating agent with the subsequent calcination at 650-800°C for 14-48 h. The formation mechanism of...
http://www.azom.com/article.aspx?ArticleID=3024 | 23 Sep 2005
BIMEVOX Bi2MexV1-xO5.5-1.5x solid electrolytes for potential use in fuel cells have been synthesized by the citrate gel method. The gels have been prepared by mixing solutions of bismuth, vanadium and...
http://www.azom.com/article.aspx?ArticleID=2988 | 19 Sep 2005
Sonty have commercialsied the world's first mercury-free silver oxide battery. How the batteries work and the function of the various materials in the battery are all described. Posted September 29...
http://www.azom.com/article.aspx?ArticleID=2651 | 30 Sep 2004
Mintek have developed a new process for producing manganese dioxide from low grade ores. Their process is based on a leaching process as aooposed to the more conventional pyrometallurgical process....
http://www.azom.com/article.aspx?ArticleID=1537 | 25 Jul 2002
This article examines Solid Oxide Fuel Cells (SOFCs), their characterisation, development, and the reactions that occur within them.
http://www.azom.com/article.aspx?ArticleID=3264 | 24 Feb 2006
Despite several fuel cell applications being built and working, this technology is still in the early stages of development. The variety of possible fuel cell configurations and the necessary...
http://www.azom.com/article.aspx?ArticleID=3263 | 24 Feb 2006
Electrochemical lithium insertion has been studied in the alkaline phosphate tungsten bronze K2P4W12O44 through galvanostatic and potentiostatic techniques. Results indicate that this bronze only can...
http://www.azom.com/article.aspx?ArticleID=3134 | 7 Dec 2005
An electrochemical study of the lithium insertion in phosphate tungsten bronzes through potentiostatic and galvanostatic experiments was carried out. Property results suggest that these bronzes only...
http://www.azom.com/article.aspx?ArticleID=3089 | 4 Nov 2005
An improved process for the formation of an aluminum oxide protective coating has been developed. Barriers created with this new, patented alpha-Al2O3 oxide coating process have wide applications....
http://www.azom.com/article.aspx?ArticleID=3560 | 27 Sep 2006
Bromine, like chlorine, fluorine and iodine, is one of the elements in the chemical group known as “halogens”. The discovery, occurrence and applications of bromine including water purification,...
http://www.azom.com/article.aspx?ArticleID=3528 | 7 Aug 2006