British Universities Film & Video Council

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  1. Alkali Metal Spectra (1972 Multimedia)

    Subject
    Physics
    Distribution
    Sale, Audiocassette. 20 min. Synchronised to Philips N2209.; 14 slides. col.

    The concept of orbital angular momentum is introduced as an added property of the electron, and an energy state diagram of an alkali metal used to interpret the four spectral series observed for each metal.

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  2. Fine Structure of the Alkali Metal Spectra, The (1972 Multimedia)

    Subject
    Chemistry
    Distribution
    Sale, Audiocassette. 30 min. Synchronised to Philips N2209; 23 slides. col.

    Introduces the double splitting of the Sharp and Principal series. Examines the electron in terms of its spin and orbital angular momenta. Evaluates the resultant. Presents the new energy state diagram and...

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  3. Influence of Magnetic and Electric Fields on Atomic Spectra, The (1972 Multimedia)

    Subject
    Chemistry
    Distribution
    Sale, Audiocassette. 40 min. Synchronised to Philips N2209.; 25 slides. col.

    The directional characteristics of atomic orbital is explained in terms of the interaction between the resultant orbital angular momentum (or magnetic moment) and an externally applied magnetic field. A...

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