1. Department of Physics, Arizona State University 1 , Tempe, Arizona 85287, USA
2. Department of Physics, Northern Illinois University 2 , DeKalb, Illinois 60115, USA
3. Laboratory of Atomic and Solid State Physics, Department of Physics, Cornell University 3 , Ithaca, New York 14853, USA
4. Euclid Beamlabs, LLC 4 , Bolingbrook, Illinois 60440, USA
5. Lawrence Berkeley National Laboratory 5 , Berkeley, California 94720, USA