๐”– Bobbio Scriptorium
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A class-C loop gain amplitude modulator

โœ Scribed by Comer, D.J.; Herron, R.


Book ID
114559600
Publisher
IEEE
Year
1989
Weight
287 KB
Volume
36
Category
Article
ISSN
0098-4094

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Phase- and amplitude-dependent inversion
โœ H.H. Wang; Z.H. Liu; J.H. Wu; Z.H. Kang; J.Y. Gao ๐Ÿ“‚ Article ๐Ÿ“… 2005 ๐Ÿ› John Wiley and Sons ๐ŸŒ English โš– 222 KB

In order to achieve the phase-sensitive probe gain without population inversion, we investigate a four-level atomic system, where the probe field is controlled by a three-level closed loop subsystem. In the case of three-photon resonance, large steady-state inversionless probe gain can be obtained.