4Invited Talk"Cellulose based renewable smart composites" 3rd Inter. Conf. on Nanostructured Materials and Nanocomposites (ICNM2015), IT-06, Hindustan College of Science and Technology, Farah (Mathura), India | 2015-12
3초청세미나"Piezoelectric Smart Materials: Principle and Energy Harvesting Application" 서울대학교 기계항공공학부 | 2015-05
2제45회 한림원석학과의만남"공학, 21C 매력적인 도전" 선인중학교 | 2015-05
1Invited paper"A tactile sensor made of graphene/cellulose nanocomposite" Proc. of 2015 SPIE Smart Structures/NDE, Vol.9434, pp.943403, San Diego | 2015-03