Zobrazeno 1 - 10
of 62
pro vyhledávání: '"Sang-Geon Park"'
Publikováno v:
Applied Sciences, Vol 13, Iss 22, p 12215 (2023)
This study obtained key performance items related to phototherapy and the standards of light-emitting diode (LED) phototherapy devices through the published literature to secure LED phototherapy device safety in South Korea. Based on these items and
Externí odkaz:
https://doaj.org/article/a1141da78f1f446f9b1c9d5df6522cd0
Publikováno v:
Crystals, Vol 13, Iss 4, p 643 (2023)
In the present study, Cu2O films were deposited on a glass substrate via RF (radio frequency) magnetron sputtering under substrate temperature conditions that ranged from room temperature (RT, 25 °C) to 400 °C. The structural, compositional, and op
Externí odkaz:
https://doaj.org/article/b7ac591511254e518a07d234fbbc11ad
Publikováno v:
Applied Sciences, Vol 13, Iss 1, p 624 (2023)
This study investigated the electro-optic properties of organic light-emitting diode (OLED) devices with the addition of an interlayer. A device with the perfluorododecyl-1H,1H,2H,2H-triethoxysilane–perfluorotetradecyl 1H,1H,2H,2H-triethoxysilane m
Externí odkaz:
https://doaj.org/article/a7ad02e073bb47bf8f9099baea795fe3
Publikováno v:
Materials, Vol 15, Iss 24, p 8922 (2022)
In this study, we successfully synthesized rare-earth-doped crystalline SrWO4 at room temperature by co-precipitation. The results from the X-ray diffraction analysis showed a main diffraction peak related to the (112) plane. Phosphors doped with eit
Externí odkaz:
https://doaj.org/article/76ce362bc48f429c91aadeaa7a1246dd
Publikováno v:
Materials, Vol 15, Iss 22, p 7917 (2022)
A BaMoO4:[Er3+]/[Yb3+] up-conversion (UC) phosphor was synthesized by co-precipitation and calcination of the precursor at 800 °C. The main peak (112) for the synthesized phosphor was strongly detected in the XRD pattern and had a tetragonal structu
Externí odkaz:
https://doaj.org/article/3b243b317c874779b7cff6203800e759
Autor:
Myung-Gyun Baek, Sang-Geon Park
Publikováno v:
Nanomaterials, Vol 11, Iss 10, p 2520 (2021)
In this study, we investigated the effects on the characteristic changes in OLED devices of using self-assembled monolayers with different functional groups as the hole injection layer, resulting in changes in their performance. Thus, we confirmed th
Externí odkaz:
https://doaj.org/article/6efe98745a4143fb8dc4ec170e4729f5
Publikováno v:
Safety, Vol 7, Iss 2, p 31 (2021)
The medical diagnostic ultrasound market has grown steadily in recent years, thanks to the increasing popularity of minimally invasive surgery among patients and active investments in the medical ultrasound market. In addition, the diagnostic ultraso
Externí odkaz:
https://doaj.org/article/7fc8777a49954b2c8a71241894bb2bf4
Publikováno v:
Crystals, Vol 11, Iss 1, p 26 (2020)
Herein, we confirm the performance difference according to the structure of self-assembling monolayer (SAM) and investigate the characteristics of the indium tin oxide (ITO) surface when ITO substrates are deposited by (3,3,3-trifluoropropyl)trimetho
Externí odkaz:
https://doaj.org/article/f521431a843d4493922a0d3bd74c6d0b
Autor:
Myung-Gyun Baek, Johng-Eon Shin, Dong-Hyun Hwang, Sung-Hoon Kim, Hong-Gyu Park, Sang-Geon Park
Publikováno v:
Crystals, Vol 10, Iss 8, p 645 (2020)
Herein, we examined changes in the interfacial properties of organic light-emitting diodes when n-decyltrimethoxysilane (CH3SAM) was deposited on the surface of an indium tin oxide (ITO) electrode for various deposition times. It was revealed that th
Externí odkaz:
https://doaj.org/article/e11acae9d7234749968d0716498edc8b
Publikováno v:
Applied Sciences, Vol 10, Iss 9, p 3323 (2020)
Sudden Cardiac Arrest (SCA) is a serious emergency disease that has increased steadily every year. To this end, an Automated External Defibrillator (AED) is placed in a public place so that even non-professional medical personnel can respond to SCA.
Externí odkaz:
https://doaj.org/article/84656389f1324a57b3f5adce724d3b3c