S22-093 Wide frequency 2DEG Hall-Effect Magnetic Sensor Stanford University and University of Arkansas researchers in the XLab have developed a cost effective, 2dimensional electron gas (2DEG) Hall-effect magnetic field sensor that can operate from direct current to nearly Gigahertz frequencies. Anand Lalwani Debbie Senesky Avidesh Marajh Satish Shetty Gregory Salamo H. Alan Mantooth