Affiliation: | aDepartment of Electrical and Computer Engineering, Michigan State University, 2120 Engineering Building, East Lansing, Michigan, 48824-1226, USA;bDepartment of Mechanical Engineering, University of Texas at Austin, 1 University Station, Austin, TX 78712-0292, USA;cETAS Inc., 3021 Miller Rd, Ann Arbor, MI 48103, USA;dDepartment of Mechanical Engineering, University of Michigan, 2350 Hayward Street, Ann Arbor, MI 48109-2125, USA |