2021~Now
[29] MRS Fall in Boston, MA. USA (Dec. 2024), Invited
[28] 한국방사선산업학회 KSRI2024 정기총회 및 학술발표대회 in Yeosu, KR (Aug. 2024), Keynote
[27] 제11회 한국그래핀/2차원 소재 심포지엄 in Pusan, KR (July. 2024), Invited
[26] 2D Experimental Pilot Line Symposium in Brussels, BE (June. 2024), Keynote
[25] 2D TMD in Hong Kong. HK (May. 2024), Invited
[24] 제18차 유전체 연합 심포지엄 in Busan. KR (Jan. 2024), Invited
[23] 제31회 반도체학술대회 (J. Nano-Science & Technology) in Gyeongju, KR (Jan. 2024), Invited
[22] MRS Fall in Boston, MA. USA (Dec. 2023), Invited
[21] Gordon Research Conference (2D Electronics) in Manchester, NH. USA (June. 2022), Invited
[20] Graphene in Grenoble, France (Oct. 2021), Invited
[19] Nano Korea in Ilsan, Korea (July. 2021), Invited
2016~2020
[18] MRS Fall in Boston, MA. USA (Dec. 2019), Invited
[17] EU-KOREA Workshop in Seoul, Korea (Oct. 2019), Invited
[16] Nano Korea in Ilsan, Korea (July. 2018), Tutorial
[15] Graphene in Dresden, Germany (June. 2018), Invited
[14] Nanogenerator and Piezotronics in Seoul, Korea (May. 2018), Invited
[13] MRS Spring in Phoenix, USA (March. 2018), Invited
[12] EU-KOREA Workshop in Jeju, Korea (Dec. 2017), Invited
[11] ECS in Washington, USA (Oct. 2017), Invited
[10] RPGR in Seoul, Korea (Sep. 2016), Invited
[9] EU-KOREA Workshop in Copenhagen, Denmark (Oct. 2016), Invited
[8] AFM in Jeju, Korea (Oct. 2016), Invited
[7] Nanogenerator and Piezotronics in Rome, Italy (June. 2016), Oral
2010~2015
[6] Graphene in Dresden, Germany (June. 2015), Oral
[5] MRS Spring in San Francisco, CA. USA (Apr. 2014), Oral
[4] MRS Fall in Boston, MA. USA (Dec. 2012), Invited
[3] Graphene Week in Delft, Netherlands. (June. 2012), Oral
[2] MRS Spring in San Francisco, CA. USA (Apr. 2012), Oral
[1] SPE KOREA in Deajeon. Korea. (Nov. 2010), Invited