The Simons Observatory: Design, Optimization, and Performance of Low-Frequency Detectors. - Mangu, Aashrita; Westbrook, Benjamin; Beckman, Shawn; Corbett, Lance; Crowley, Kevin T.; Dutcher, Daniel; Johnson, Bradley R.; Lee, Adrian T.; Kabra, Varun; Prasad, Bhoomija; Staggs, Suzanne T.; Suzuki, Aritoki; et al. (Journal of Low Temperature Physics, 2025)