QNimble Quarto functions as a modulation source, lock-in amplifier, and PI loop filter

qNimble Quarto functions as a modulation source, lock-in amplifier, and PI loop filter

Nathan Lemke and his students at the Bethel University AMO lab locked a laser to a two-photon transition of rubidium-85. They used the qNimble Quarto as a modulation source, lock-in amplifier, and PI loop filter servo.

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