NotesFAQContact Us
Collection
Advanced
Search Tips
Showing all 2 results Save | Export
Peer reviewed Peer reviewed
Poole, R. T. – Physics Education, 1983
Examines the physical basis for colors of noble metals (copper, silver, gold) developed from energy conservation/quantum mechanical view of free electron photoabsorption. Describes production of absorption edges produced by change in density of occupied valence electron states in the d-band, which allows stronger absorption in the visible photon…
Descriptors: Atomic Structure, College Science, Color, Energy
Peer reviewed Peer reviewed
Gilbert, George L. – Journal of Chemical Education, 1982
Two demonstrations are described: (1) a sunset effect using a gooseneck lamp and 20 sheets of paper and (2) the preparation and determination of structural features of dimethyl sulfoxide (DMSO) by infrared spectroscopy. (SK)
Descriptors: Chemical Reactions, Chemistry, College Science, Demonstrations (Educational)