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Salen refers to a tetradentate C 2-symmetric ligand synthesized from salicylaldehyde (sal) and ethylenediamine (en).It may also refer to a class of compounds, which are structurally related to the classical salen ligand, primarily bis-Schiff bases.
Trade discounts are most frequent in industries where retailers hold the majority of the power in the distribution channel (referred to as channel captains). Trade discounts are given to try to increase the volume of sales being made by the supplier. The discount described as trade rate discount is sometimes called "trade discount".
The term “elective affinities” was originally a scientific term from chemistry, once widely used by scientists such as Robert Boyle, Isaac Newton and Antoine Lavoisier, at first to describe exothermic chemical reactions and later to refer to chemical reactions in which one ion would displace another.
Dudley Robert Herschbach (born June 18, 1932) is an American chemist at Harvard University.He won the 1986 Nobel Prize in Chemistry jointly with Yuan T. Lee and John C. Polanyi "for their contributions concerning the dynamics of chemical elementary processes". [1]
George Pearson Smith (born 10 March 1941) [3] [4] is an American biologist and Nobel laureate. [5] He is a Curators' Distinguished Professor Emeritus of Biological Sciences at the University of Missouri in Columbia, Missouri , US.
Boys is best known for the introduction of Gaussian orbitals into ab initio quantum chemistry. [ 8 ] [ 9 ] Almost all basis sets used in computational chemistry now employ these orbitals. [ 10 ] Frank Boys was also one of the first scientists to use digital computers for calculations on polyatomic molecules.
Furchgott was born in Charleston, South Carolina, to Arthur Furchgott (December 1884 – January 1971), a department store owner, and Pena (Sorentrue) Furchgott.He graduated with from the University of North Carolina at Chapel Hill in 1937 with a degree in chemistry and went on to earn a Ph.D in biochemistry at Northwestern University in 1940.
John Burr Williams (November 27, 1900 – September 15, 1989) was an American economist, recognized as an important figure in the field of fundamental analysis, and for his analysis of stock prices as reflecting their "intrinsic value".