Article - 14 Mar 2006
This article demonstrates that it is possible to overcome the problem of low activity of grafted zirconocene catalysts by the previous chemical modification of the silica surface with SnCl4.
Article - 12 Mar 2006
Scanning probe microscopes have been developed that can measure electrical currents, resistance, and capacitance.
Article - 21 Sep 2005
Hot pressed alumina 5vol% silicon carbide nanocomposite were fabricated. Sintering temperature influences grain size and wear mechanisms. Triboloigcal behaviour was compared to monolithic alumina and...
Article - 13 Apr 2005
The rheology of polymers is impostant as it directly influences flow during processing. Rotational and capillary extrusion rheometers are reviewed and property determination outlined. Examples are...
Article - 29 Oct 2003
Nickel alloys are used extensively because of their corrosion resistance, high temperature strength and their special magnetic and thermal expansion properties. Alloy types coverd in this article are:...
Article - 2 Jan 2002
Selection of a particular grade of stainless steel should be primarily be to exploit its main properties. This article helps with the initial grade selection and covers corrosion resistance, physical...
Article - 24 May 2001
Thermoplastic additives such as plasticisers, flame retardants, UV stabilisers, antioxidants and other additives are explained. Fillers, reinforcements and blends such as acrylonitrile butadiene...
Article - 1 Mar 2001
Smart materials are an interesting field that is growing quickly, and shape memory alloys (SMAs) are one such materials that represent one of the most exciting areas.