- Featured in Physics
- Milestone
- Free to Read
- Access by Xinjiang University
Generation of Optical Harmonics
Phys. Rev. Lett. 7, 118 – Published 15 August, 1961
DOI: https://doi.org/10.1103/PhysRevLett.7.118
Collections
This article appears in the following collections:

The Physical Review Journals Celebrate The International Year of Light
The editors of the Physical Review journals revisit papers that represent important breakthroughs in the field of optics.

Letters from the Past - A PRL Retrospective
2008 marked PRL’s 50th anniversary. As part of the celebrations a collection of milestone Letters was started. The collection contains Letters that have made long-lived contributions to physics, either by announcing significant discoveries, or by initiating new areas of research.
Focus
Landmarks—Ruby Red Laser Light Becomes Ultraviolet
In 1961, researchers showed that laser light could be converted from one color to another, the first nonlinear optical effect, which led to uses ranging from quantum optics to eye surgery.
See more in Physics
References (4)
- T. H. Maiman, Nature 187, 493 (1960)
- R. J. Collins et al., Phys. Rev. Letters 5, 303 (1960)
- A. Javan, W. R. Bennet, and D. R. Herriott, Phys. Rev. Letters 6, 106 (1961)
Omitted endnote