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Light from Semi-Conductors (1986 Video)

Producer

Tony Duggan

Subject

Physics

Distribution

OUT OF DISTRIBUTION, Videocassette. Standard formats. col. 25 min.

Concerned with the use of modern semi-conductor devices to produce light for fibre-optic communication systems. Using computer animations, discusses some of the more important properties of light-emitting...

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Magnetism (2 Parts) (1969 Film, Video)

Subject

Physics

Distribution

Film (16mm)

Part 1 explains the Lorentz force by considering a free-moving positively charged particle in a uniform magnetic field and the ‘right-hand’ screw is defined. The helical motion resulting from the...

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At the Speed of Lightning (1978 Video)

Subject

Physics

Distribution

Film (16mm)

Opens with a brief introduction to the history of lightning studies. Thundercloud formation and theories about the build up of charges are shown. Shows the French lightning study centre at Foudre in the...

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Instruments of the Orchestra (1946 Video)

aka: Young Person’s Guide to the Orchestra

Subject

Music

Distribution

Out of Distribution, Videocassette. VHS. b&w. 21 min.

Contains the Benjamin Britten composition ‘Variations and Fugue on a Theme by Purcell’ better known as ‘The Young Person’s Guide to the Orchestra’. Through the co-operation of the composer,...

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Semiconductor Physics (6 Parts) (1968 Film, Video)

Director

Eric Wylam

Producer

Hindle Edgar

Subject

Physics

Distribution

Film (16mm)

Part 1: Insulators, conductors and semi-conductors are compared and the structure of pure germanium. The concept of electrons and holes and the effects of temperature and electric fields on their movements....

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