Bayesian-optimized fillet geometry lifts the quality factor of centimeter-scale Si3N4 torsion nanoribbons above 1e8 at room temperature, with Q-frequency products above 1e13 Hz.
Nanomechanical torsional resonator torque magnetometry,
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Ultrahigh-Q Torsional Nanomechanics through Bayesian Optimization
Bayesian-optimized fillet geometry lifts the quality factor of centimeter-scale Si3N4 torsion nanoribbons above 1e8 at room temperature, with Q-frequency products above 1e13 Hz.