@article{https://resolver.caltech.edu/CaltechAUTHORS:20180712-132225554, title = "Search for the Neutron Decay n → X + γ, Where X is a Dark Matter Particle", journal = "Physical Review Letters", url = "https://resolver.caltech.edu/CaltechAUTHORS:20180712-132225554", id = "record", issn = "0031-9007", doi = "10.1103/PhysRevLett.121.022505", volume = "121" }