Article - 29 Jul 2001
Black was the first person to recognize magnesium (Mg) as an element in 1755. Later, in 1808, Davy isolated this element by evaporating mercury from a magnesium amalgam.
Article - 30 Apr 2001
Techniques such as sheet moulding, pultrusion, filament winding, prepreg moulding and resin transfer moulding can be used to produce thermoset composites. These processes can be applied to a wide...
Article - 3 Apr 2001
Parylenes (or parxylylenes)are a family of polymers that can be used as a protective coating. They can be used for protection of artefacts as well as in the electronics and medical industries.
Article - 9 Mar 2001
This novel family of materials is quite new and hence applications are relatively limited. This article describes a number of potential applications for auxetic materials including biomedical,...
Article - 14 Sep 2016
Public Law 93-523, also known as the Safe Drinking Water Act (SDWA) was passed by the Congress of the United States in 1974. The purpose of the law was to regulate the supply of drinking water and...
Article - 3 Apr 2014
Based on the type of ore used as a charge, lead and zinc can be used can be produced pyrometallurgically or hydrometallurgically.
Article - 19 Jun 2013
Rare earth elements (REEs) or rare earth metals are a group of seventeen chemical elements in the periodic table, in particular the fifteen lanthanides as well as yttrium and scandium as defined by...
Article - 20 Nov 2012
Modern biomedical applications and drug delivery have paved the way for controlled release technologies in the healthcare industry. This paper details the nuances of controlled release systems,...
Article - 11 Jul 2012
The early 1940’s witnessed the development of a coding system for the classification of different types of steels. Designers, heat treaters, draftsmen, and engineers were able to obtain specific...
Article - 28 Sep 2011
Tellurium is a metalloid element with the chemical symbol Te and atomic number 52. It is used primarily in iron, copper and lead alloys in and around the machining processes. Other properties and...