TY - JOUR T1 - Characterization of the Numerical Group Velocity in Yee’s FDTD Grid JO - Antennas and Propagation, IEEE Transactions on PY - 2010/01/01 AU - Zhang J AU - Valcarce A AU - Song H ED - DO - DOI: 10.1109/TAP.2010.2078453 VL - 58 IS - 12 SP - 3974 EP - 3982 Y2 - 2024/12/22 ER -