Two-photon generation of excitonic molecules and optical bistability

S. W. Koch, H. Haug

Research output: Contribution to journalArticlepeer-review

62 Scopus citations


The fusion of two excited polaritons into an excitonic molecule gives rise to an intensity dependence of the dielectric function. The use of this nonlinearity to obtain optical bistability with platelets of direct-band-gap semiconductors is suggested.

Original languageEnglish (US)
Pages (from-to)450-452
Number of pages3
JournalPhysical review letters
Issue number6
StatePublished - Jan 1 1981

ASJC Scopus subject areas

  • Physics and Astronomy(all)


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