Preface

The ICMSET 2021 is the 5th International Conference on Material Science and Engineering Technology (5th ICMSET 2021) will take place in Jeju Island, Korea during March 12-14, 2021. But currently, the entire world is struggling against the virulent pandemic COVID-19, so that the ICMSET 2021 conference changed the presentation method from Oral presentation to Remote Video Presentation to help with Global Quarantine Activities. The Virtual of ICMSET 2021 was held on Jeju Island, Korea at Video Conference Meeting Room on March 12-14, 2021. The ICMSET Committee members attended conference at onsite and also authors attended the conference as Video Meeting. The conference program covered Invited Keynote Speech, Oral, and Poster Presentations, they presented their presentation 15 minutes including Q&A time. The committee of ICMSET 2021 expresses their sincere thanks to all authors for their high-quality research papers and careful presentations. All reviewers are also thanked for their careful comments and advices. Thanks, are finally given to IOP Publication as well for producing this volume. The Organizing Committee of ICMSET 2021 Committee Chair Prof. Dongkeon Kim Dong-A University List of Conference Photograph, Sponsors, Lists of Committees, all photos are available in the pdf