Article: Nanopowders. (Materials).

Article: Theoretical approach on specific surface area of ...
Forest Products Journal;  April 1, 2002 ;     700+ words ... ... preliminary data was developed to calculate specific surface area. It was found that specific surface area decreases with increasing particle ... had a decreasing effect on calculated specific surface area. The theoretical approach considered ...

Article: Mineralogical and morphological characterization of iron ore ...
Minerals & Metallurgical Processing;  May 1, 2005 ;     700+ words ... ... emphasizing mineralogy, microstructure and specific surface area (SSA), on three concentrates ... Characterization, Mineralogy, Morphology, Specific surface area. Introduction The process of ... properties. Particle size distribution, specific surface area, chemical anlyses and ...

Article: Figuring the specific surface ...
The Concrete Producer;  December 1, 2002 ;     639 words ... ... looking for a way to calculate the specific surface area (total surface area) of an ... the forum respondents indicated, specific surface area can be described as a function ... inefficiency (relative to spherical-specific surface) that the shape of the particle holds ...

Article: Size-dependent specific surface area of nanoporous ...
Journal of Nanomaterials;  January 1, 2006 ;     700+ words ... ... observed with transmission electron microscopy (TEM). The specific surface areas of the porous films obtained from Brunauer-Emmett ... along with the study of size-dependent enhancement of specific surface area (SSA). 2. EXPERIMENTAL DETAILS Core-shell iron ...

Article: Tire tread reinforced with a silica of very low specific ...
Rubber World;  March 1, 2009 ;     605 words ... ... LS) having the following characteristics: (a) a BET specific surface area of between 50 and 100 [m.sup.2]/g; (b ... tread for green tires reinforced with a silica of higher specific surface area, the tread of the invention has an improved compromise ...

Dictionary definition: specific surface
A Dictionary of Physics;      256 words ...specific surface The surface area of a particular substance per unit mass, expressed in m 2 kg −1 . It provides a measure of the surface area available for a process, such as adsorption, for a given mass of a powder or porous substance.

Article: Pennsylvania Inventors Develop High Specific ...
US Fed News Service, Including US State News;  October 24, 2008 ;     479 words ... ... Jianhong He of Irwin, Pa., and Christopher Dunn of North Huntingdon, Pa., have developed a nano-talc powders for high specific surface area. According to the abstract released by the U.S. Patent & Trademark Office: "The invention provides high ...