R.
Chapurin
Xie, X. ., Van de Graaff, M. J., Chapurin, R. ., Frye, M. D., Hutson, J. M., Incao, J. P. D., … Cornell, E. A. (2020). Observation of Efimov Universality across a Nonuniversal Feshbach Resonance in K-39. Physical Review Letters, 125. http://doi.org/10.1103/PhysRevLett.125.243401
Chapurin, R. ., Xie, X. ., Van de Graaff, M. J., Popowski, J. S., Incao, J. P. D., Julienne, P. S., … Cornell, E. A. (2019). Precision Test of the Limits to Universality in Few-Body Physics. Physical Review Letters, 123. http://doi.org/10.1103/PhysRevLett.123.233402