81. T. Yu, “Carbon hybrid structures for energy storage”, International Symposium on Optoelectronics, Materials and Energy (iSOME) 2013, June 10-12 2013, Nanjing China. (invited).

82. T. Yu, “Optical properties of graphene and its applications for energy storage”, Nano-measures 2013, 25-26 June, 2013, Warsaw Poland (invited).

83. T. Yu, “Raman study of 2D materials and their applications as energy storage media”, the Third EITA-Young Investigator Conference (EITA-YIC 2013), 1-2 August 2013, MIT USA. (invited).