Injection-Locked-Oscillation-Based Active Sensor on Folded SIW Dual Re-Entrant Cavities Resonator for High-Resolution Detection to VOC Concentration. - Feng Ye; Jie Huang; Zhenzhen Ran; Jiushuang Dai; Qiuhong Dai; Yangjun Xie (IEEE Trans. Instrum. Meas., 2025)