Cynthia Jenks was selected associate laboratory director for the Physical Sciences Directorate at the Department of Energy’s Oak Ridge National Laboratory.    She joins the lab on April 19.   Jenks comes to ORNL from Argonne National Laboratory, where she directs the Chemical Sciences and Engineering Division, overseeing the contributions of 17 research groups.    Before her time at Argonne, Jenks served in a variety of roles at Ames Laboratory, including assistant director for scien...