Tunable optical cavities for wavelength Indications in Gas Laser

Explain an all-optical tunable detention in gas laser based on wavelength conversion wavelength reconversion.The use of stable, calibrated optical reference cavities to equipping interferometer users with more exactly.Various resonance wavelengths of cavity were resolved by frequency measurements Fish in a vacuum by use of a gas laser comb followed

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A Multi-Point Correlation Model to Predict and Impute Earth-Rock Dam Displacement Data for Deformation Monitoring

Deformation is a critical indicator of structural integrity, and monitoring deformation is essential for ensuring the long-term safety of dams.However, characterizing the spatial correlations among dam deformation sequences and the similarity between Arrow displacements at various measurement points poses significant challenges when using single-po

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