Ultra-high-Q torsional nanomechanics for quantum experiments and precision measurement

Aman R. Agrawal, Charles Condos, Christian Pluchar, Jon Pratt, Stephan Schlamminger, Dalziel Wilson

Research output: Contribution to journalConference articlepeer-review


We show that torsion modes of strained nanoribbons can have ultrahigh Q-factors, are naturally soft-clamped, and can be mass-loaded without changing their Q. We leverage these insights to realize sub-SQL optical lever measurements and chip-scale torsion pendula with µHz damping rates.

Original languageEnglish (US)
Article numberFW4D.3
JournalOptics InfoBase Conference Papers
StatePublished - 2022
EventCLEO: QELS_Fundamental Science, QELS 2022 - San Jose, United States
Duration: May 15 2022May 20 2022

ASJC Scopus subject areas

  • Electronic, Optical and Magnetic Materials
  • Mechanics of Materials


Dive into the research topics of 'Ultra-high-Q torsional nanomechanics for quantum experiments and precision measurement'. Together they form a unique fingerprint.

Cite this