Stable mode-locked laser for high repetition rate operation
First Claim
1. A laser system, comprising:
- a high-Q nonlinear optical resonator;
a cavity, comprising an amplifying element and a dispersive element;
an optical delay line, adapted to tune the length of the cavity; and
a large pass-band filter adapted to tune the cavity'"'"'s central oscillation wavelength,wherein said cavity has a mode separation of the same order of magnitude of the bandwidth of said resonator, to produce a stable mode-locking and a pulsed emission at high repetition rates independent on the cavity length.
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Abstract
A laser system comprises a high-Q nonlinear optical resonator, a cavity comprising an amplifying element and a dispersive element, an optical delay line adapted to tune the length of the cavity, and a large pass-band filter adapted to tune the cavity'"'"'s central oscillation wavelength, the nonlinear optical resonator being selected with a linewidth (LWR) comparable to the cavity free-spectral range (FSRC). There is provided a method for generating highly stable pulse streams, comprising providing a cavity comprising an amplifying element and a dispersive element; selecting a high-Q nonlinear optical resonator with a linewidth (LWR) comparable to the cavity free-spectral range (FSRC); tuning the length of the cavity; and tuning the cavity'"'"'s central oscillation wavelength.
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Citations
7 Claims
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1. A laser system, comprising:
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a high-Q nonlinear optical resonator; a cavity, comprising an amplifying element and a dispersive element; an optical delay line, adapted to tune the length of the cavity; and a large pass-band filter adapted to tune the cavity'"'"'s central oscillation wavelength, wherein said cavity has a mode separation of the same order of magnitude of the bandwidth of said resonator, to produce a stable mode-locking and a pulsed emission at high repetition rates independent on the cavity length. - View Dependent Claims (2, 3, 4, 5, 6)
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7. A method for generating highly stable pulse streams, comprising:
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providing a high-Q nonlinear optical resonator; providing a cavity, comprising an amplifying element and a dispersive element, wherein the cavity has a mode separation of the same order of magnitude of the bandwidth of the resonator, to produce a stable mode-locking and a pulsed emission at high repetition rates independent on the cavity length; providing an optical delay line, adapted to tune the length of the cavity; providing a large pass-band filter adapted to tune the cavity'"'"'s central oscillation wavelength; tuning the length of the cavity; and tuning the cavity'"'"'s central oscillation wavelength.
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Specification