Zobrazeno 1 - 10
of 119
pro vyhledávání: '"Kyu Min Cho"'
Autor:
Ji-Hyun Jang, Hyeon-Woo Lee, Kyu Min Cho, Hee-Woong Shin, Mo Kwan Kang, Sang Hyuk Park, Euiseong Kim
Publikováno v:
Restorative Dentistry & Endodontics, Vol 41, Iss 4, Pp 283-295 (2016)
Objectives In this study, we characterized human dental pulp cells (HDPCs) obtained by different culture methods to establish the most suitable methodology for dental tissue engineering and regenerative endodontic applications. Materials and Meth
Externí odkaz:
https://doaj.org/article/71f50953b6eb4b2c9e48440dbfc44f61
Publikováno v:
Asian Review of Financial Research. 34:25-63
Previous literature posits that CEOs with inside debt holdings are more likely to engage in corporate social responsibility (CSR) since they respond to bondholders’ demands as their appetite for risk decreases. This study examines whether a CEO’s
Publikováno v:
Restorative Dentistry & Endodontics, Vol 39, Iss 4, Pp 319-323 (2014)
n dentistry, the term 'fusion' is used to describe a developmental disorder of dental hard tissues. In the permanent dentition, fusion of a normal tooth and a supernumerary tooth usually involves the incisors or canines. However, a few cases of fusio
Externí odkaz:
https://doaj.org/article/08300950f8004771b93f7bf42a99cd1e
Publikováno v:
The Journal of Next-generation Convergence Technology Association. 4:485-494
Publikováno v:
Corporate Social Responsibility and Environmental Management. 28:378-388
This study investigates whether a target firm's corporate social responsibility (CSR) performance creates value for shareholders. Our results indicate that target CSR performance that is stronger than that of the acquirer firm yields higher premiums
Publikováno v:
Applied Economics Letters. 28:1491-1498
Traditional studies show that CEOs’ overconfidence can mitigate underinvestment problem that occurs due to risk-aversion. To extend this argument, we investigate whether investment by overconfident...
Publikováno v:
JOURNAL OF ADVANCED INFORMATION TECHNOLOGY AND CONVERGENCE. 9:75-87
Publikováno v:
Energies, Vol 14, Iss 5535, p 5535 (2021)
Energies
Volume 14
Issue 17
Energies
Volume 14
Issue 17
This study presents a novel switching scheme for three-level neutral point clamped (NPC) inverters. The proposed switching method independently drives the upper- and lower-arm elements of the inverter based on the polarity information of the referenc
Publikováno v:
Journal of the Korean Institute of Illuminating and Electrical Installation Engineers. 31:69-77
Publikováno v:
2019 IEEE 60th International Scientific Conference on Power and Electrical Engineering of Riga Technical University (RTUCON).
This paper presents a multi-central type 1 MW grid-connected photovoltaic inverter system, which consists of two 500 kW inverter panels that are composed of four 125 kW power stacks. In order to improve the reliability of large capacity inverter syst