TY  - SER
AU  - Zhu, Ning
AU  - Ziolkowski, Richard W.
TI  - Broad Bandwidth, Electricaliy Smali, Non-Foster Element-Augmented Antenna Designs, Analyses, and Measurement
KW  - Active Antenna
KW  - Broadband Antennas
KW  - Electricaliy Smali Antennas
ER  -