新型寬禁帶壓電半導體材料-Ga2O3及其在射頻諧振器中的應用-Ga2O3: an Emerging Wide Bandgap Piezoelectric Semiconductor for Application in Radio Frequency Resonators王鋼中山大學佛山研究院院長，中山大學半導體照明材料及器件國家地方聯合工程實驗室主任、教授WANG GangProfessor and Dean of Foshan Institute of Sun Yat-Sen University; Director of the National-Local Joint Engineering Laboratory of Semiconductor