[1] Soongsil Univ, Dept Phys, Seoul 156743, South Korea
[2] Soongsil Univ, CAMDRC, Seoul 156743, South Korea
[3] Korea Natl Univ Educ, Dept Phys Educ, Chungbuk 363791, South Korea
[4] Myongji Univ, Ctr Liberal Arts & Instruct Dev, Yongin 449728, Kyonggi Do, South Korea
[5] Korea Inst Adv Study, Sch Phys, Seoul 130722, South Korea