chemical composition
31chemical substance — noun A material with a specific chemical composition …
32chemical telegraph — noun : a telegraphic apparatus by which a message is recorded on a moving slip of paper moistened with a solution having a chemical composition that is altered on the passage of current through a stylus …
33Chemical thermodynamics — is the study of the interrelation of heat and work with chemical reactions or with physical changes of state within the confines of the laws of thermodynamics. Chemical thermodynamics involves not only laboratory measurements of various… …
34Chemical Weapons Convention — Convention on the Prohibition of the Development, Production, Stockpiling and Use of Chemical Weapons and on their Destruction Drafted September 3, 1992[1] Signed January 13, 1993[1] Location Paris and New York[ …
35Chemical potential — Chemical potential, symbolized by μ, is a measure first described by the American engineer, chemist and mathematical physicist Josiah Willard Gibbs. It is the potential that a substance has to produce in order to alter a system.[1] In broadest… …
36Chemical engineer — Chemical engineers design, construct and operate plants Part of Chemical engineering History …
37Chemical biology — is a scientific discipline spanning the fields of chemistry and biology that involves the application of chemical techniques and tools, often compounds produced through synthetic chemistry, to the study and manipulation of biological systems.… …
38Chemical vapor deposition of ruthenium — is a method to deposit thin layers of ruthenium on substrate by Chemical vapor deposition (CVD). A unique challenge arises in trying to grow impurity free films of a catalyst in Chemical vapor deposition (CVD). Ruthenium metal activates C H and C …
39Chemical beam epitaxy — (CBE) forms an important class of deposition techniques for semiconductor layer systems, especially III V semiconductor systems. This form of epitaxial growth is performed in an ultrahigh vacuum system. The reactants are in the form of molecular… …
40composition — @ composition deed An agreement embodying the terms of a composition between a debtor and his creditors @ composition of matter In patent law, a substance composed of two or more different substances, without regard to form. A mixture or chemical …
