Letter | Published:

Grain Boundaries and Electroluminescence in Gallium Phosphide


SOME interesting properties of gallium phosphide have been studied in polycrystalline specimens kindly provided by H. Welker, of Seimens Schuckertwerke, Erlangen. Etching of the surface has revealed grain boundaries, and annealing twins. Etch pits have also been observed along slip lines.

Access optionsAccess options

Rent or Buy article

Get time limited or full article access on ReadCube.


All prices are NET prices.


  1. 1

    Wolff, G. A., Hebert, R. A., and Broder, J. D., Phys. Rev., 100, 1144 (1955).

  2. 2

    Shockley, W., and Prim, R. C., Phys. Rev., 90, 753 (1953).

  3. 3

    Dacey, G. C., Phys. Rev., 90, 759 (1953).

Download references

Author information

Rights and permissions

Reprints and Permissions

About this article

Further reading


By submitting a comment you agree to abide by our Terms and Community Guidelines. If you find something abusive or that does not comply with our terms or guidelines please flag it as inappropriate.