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Peterson, Ivars – Science News, 1991
The relationship between theories about electrical conductivity in microscopic wires and laser speckle patterns is described. Practical applications of laser speckle patterns are included. Wave ideas are being used to describe and predict novel phenomena in disordered solids. (KR)
Descriptors: Electricity, Lasers, Light, Optics
Thomsen, Dietrick E. – Science News, 1974
This second of two articles on photobiology focuses on clinical applications of light. See SE 511 547 for the first article. (DT)
Descriptors: Biochemistry, Biology, Lasers, Light
Peterson, I. – Science News, 1989
Describes the theory and application of an atomic fountain which pushes the atoms by laser pulses. Discusses the applications in measuring atomic properties and in building an atomic clock. (YP)
Descriptors: Atomic Structure, Higher Education, Lasers, Measurement
