@inbook{https://resolver.caltech.edu/CaltechAUTHORS:20181213-143630057, title = "Optical Methods for Ultrasensitive Detection and Analysis: Techniques and Applications", chapter = "New approaches to ultrasensitive magnetic resonance", url = "https://resolver.caltech.edu/CaltechAUTHORS:20181213-143630057", id = "record", isbn = "9780819405258", doi = "10.1117/12.44229" }