| 1. | They are also used in optical parametric oscillators and some interferometers.
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| 2. | In microwave electronics, YAG based parametric oscillators operate in the same fashion.
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| 3. | Parametric oscillators are used in several areas of physics.
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| 4. | When operated at pump levels below oscillation, the parametric oscillator can resistance.
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| 5. | Parametric oscillators are used in many applications.
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| 6. | The classical varactor parametric oscillator oscillates when the diode's capacitance is varied periodically.
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| 7. | Parametric oscillators have been developed as low-noise amplifiers, especially in the radio and microwave frequency range.
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| 8. | The classical varactor parametric oscillator consists of a semiconductor varactor diode connected to a resonant circuit or cavity resonator.
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| 9. | In the optical parametric oscillator the initial idler and signal waves are taken from background waves, which are always present.
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| 10. | His research and published articles at that time pertained to nonlinear optics, optical fibers, parametric oscillators and parametric amplifiers.
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