1. Mengqi Zhang, Qingzhou Wang, Huixin Yu, Yansheng Li, Shandong Li, Zhao Yao, Microwave biosensor based on microfluidics for the quantitative detection of glucose, Joint Seminar for Key Technology of Electromagnetic Metamaterial and Microwave Sensors, Seoul Korea, 2022.07.28-29.

2. Xiaojun Yang, Qing Xu, Weihua Zong, Zhongsen Sun, Yu Zheng, Zhao Yao, Tacrolimus solution detection based on microfluidic microwave biosensor, Joint Seminar for Key Technology of Electromagnetic Metamaterial and Microwave Sensors, Seoul Korea, 2022.07.28-29.

3. Mengqi Zhang, Xiaojun Yang, Yuanyue Li, Zhao Yao, A non-invasive RF sensor with Fast Response based on Artistic Patch Antenna, IEEE MTT-S IMWS-AMP 2021, Suzhou, 2021.11.15-17,

4.Xiaocong Tang, Wei Zhang, Zhao Yao, Fukai Shan, Lijian Zhang, High-Performance Chinese character-shaped Patch Antenna for 5G Mobile Communications, 2020 IEEE 3rd International Conference on Electronic Information and Communication Technology (ICEICT), Shenzhen, China, November, 13-15 , 2020.

5.Xiaocong Tang, Yuqing Jiao, Hongfei Li, Weihua Zong, Zhao Yao, Fukai Shan, Yang Li, Wenjing Yue, Song Gao, Ultra-Wideband Patch Antenna for Sub-6 GHz 5G Communications,2019 IEEE International Workshop on Electromagnetics, Qingdao, China, September 18-20, 2019.

6.Zhao Yao, Guoxia Liu, Fukai Shan, Metal-oxide Thin Film Transistor based on Electrospun In2O3 Nanofiber and Its Applications for Enzyme-free Glucose Sensor, Microsystems & Nanoengineering Summit 2018, Beijing, China, July 8-11, 2018.

7.Zhao Yao and Nam-Young Kim, Ultra-smooth Nano-scale BaTiO3 Thin Films by Aerosol Deposition Method for High-k Capacitor Application, Nano Korea 2017, Ilsan, Korea, July 12-14, 2017.

8.Zhao Yao, Qiang Tian, Mingqing Liu, Junge Liang, and Cong Wang, High-temperature Stability of Au-In Bonding for Light-emitting Diode Applications, International Symposium on Green Manufacturing and Applications, June 21-25, 2016.

9.Cong Wang, Nam-Young Kim, and Zhao Yao, Recent Technologies of RFIPDs and Their Applications in Biosensing Field, EMN Qingdao Meeting, Qingdao, China, June 7-10, 2016.

10.Cong Wang, Zhao Yao, Shan-Shin Lee, Ji-Hoon Lee, and Nam-Young Kim, Ultra-smooth Nano-scale BaTiO3 Thin Films by Aerosol Deposition Method for High-k Metal-insulator-metal Capacitor Application, 4th International Symposium on Energy Challenges & Mechanics - working on small scales, Aberdeen, UK, August 11-13, 2015.

11.Zhao Yao, Yang Li, Cong Wang, Ho-Kun Sung, Eun-Seong Kim, and Nam-Young Kim, High-temperature Stability of Au-In Bonding for Light-emitting Diode Applications, International Symposium on Green Manufacturing and Applications, Qingdao, China, June 23-27, 2015

12.Zhao Yao, Yang Li, Cong Wang, and Nam-Young Kim, Surface Characterization and Electrical Propterty of Aerosol Deposited BaTiO3 Thin Films using Rapid Thermal Annealing Treatment for Integrated Passive Device, Collaborative Conference on Materials Research, Busan, South Korea, June 15-19, 2015.

13.Zhao Yao, Cong Wang, Rajendra Dhakal, Shan-Shin Lee, and Nam-Young Kim, Optimization of Dense BaTiO3 Ceramic Thin Film Coated by Aerosol Deposition Method at Room Temperature, The 16th International Symposium on Eco-materials Processing and Design, Kathmandu, Nepal, January 12-15, 2015.

14.Zhao Yao, Cong Wang, and Nam-Young Kim, Growth Control of Aerosol Deposited BaTiO3 Nanocrystals, Collaborative Conference on Crystal Growth, Phuket, Thailand, November 4-7, 2014.

15.Zhao Yao, Cong Wang, Tian Qiang, and Nam-Young Kim, Effects of Thermal Treatment on the Barium Titanate Thin Films Using Aerosol Deposition Method, International Symposium on Green Manufacturing and Applications (ISGMA 2014), Busan, South Korea, June 24-28, 2014.

16.Zhao Yao, Yang Li, Cong Wang, and Nam-Young Kim, Effects of Starting Powder and Thermal Treatment on Leakage Currents for Aerosol Deposited BaTiO3 Thin Films, Collaborative Conference on Materials Research, Songdo Convensia, South Korea, June 23-27, 2014.

17.Zhao Yao, Cong Wang, and Nam-Young Kim, Phase Transformations for Ferroelectric Barium Titanate Thin Films Fabricated by Aerosol Deposition at Room Temperature, 2014 International Symposium on Modern Topics in Ferroelectrics, Hunan, China, May 25-27, 2014.

18.Zhao Yao and Nam-Young Kim, A Dual-Mode Bandpass Filter with Tuning Transmission-Zero and Harmonic Suppression for RFID and WiMax Applications, Asia Pacific Microwave Conference Proceedings (APMC), Seoul, South Korea, November 5-8, 2013.