Zobrazeno 1 - 10
of 252
pro vyhledávání: '"Young Rag Do"'
Autor:
SeungJe Lee, Yun Jae Eo, Minji Ko, Soomin Ahn, Selim Yun, Hyeng Jin Kim, Eunha Hong, Yuna Kwon, Huiyeong Kang, Yong Jae Lee, Gang Yeol Yoo, Keyong Nam Lee, Jae Kyu Song, Jong Kyu Kim, Hyun Min Cho, Young Rag Do
Publikováno v:
Nature Communications, Vol 15, Iss 1, Pp 1-10 (2024)
Abstract Micro-light-emitting diodes offer vibrant colors and energy-efficient performance, holding promise for next-generation inorganic displays. However, their widespread adoption requires the development of cost-effective chips and low-defect pix
Externí odkaz:
https://doaj.org/article/f09d1ee8a92748b8833c460aa076afcd
Autor:
Yun Jae Eo, Sung-woo Choi, Chohui Kim, Seulgee Lee, Chulsoo Yoon, Dae Hwan Kim, Changwook Kim, Young Rag Do
Publikováno v:
ACS Omega, Vol 8, Iss 48, Pp 45547-45556 (2023)
Externí odkaz:
https://doaj.org/article/c9d6ad766a1f40a0b5fe7a7d88d1ded5
Publikováno v:
Nanoscale Research Letters, Vol 17, Iss 1, Pp 1-14 (2022)
Abstract Broadband emissive I–III–VI quantum dots (QDs) are synthesized as efficient and stable I–III–VI QDs to be used as eco-friendly luminescent materials in various applications. Here, we introduce the additional passivation of zirconium
Externí odkaz:
https://doaj.org/article/7a8c0059bdd84de8a4d2b50e4d017d0c
Autor:
Je Jun Ryu, Seong Hyeon Noh, Selim Yun, Chang Wan Park, Seungje Lee, Young Rag Do, Jae Soo Yoo
Publikováno v:
Journal of Information Display, Vol 23, Iss 4, Pp 267-272 (2022)
Micro-light-emitting diode (micro-LED) displays have excellent image characteristics, particularly in terms of contrast ratio, response to electric field, and color expressions. However, these are expensive due to the price of the LED chips. This can
Externí odkaz:
https://doaj.org/article/a09628a3bbf846bf833bf3679fb8e28a
Autor:
Heejoon Kang, Keyong Nam Lee, Sanjith Unithrattil, Ha Jun Kim, Ji Hye Oh, Jae Soo Yoo, Won Bin Im, Young Rag Do
Publikováno v:
ACS Omega, Vol 5, Iss 31, Pp 19516-19524 (2020)
Externí odkaz:
https://doaj.org/article/0ecf0df76a3a4c71b57fd5eb9ae09b85
Autor:
Febrian Tri Adhi Wibowo, Narra Vamsi Krishna, Septy Sinaga, SeungJe Lee, Wisnu Tantyo Hadmojo, Young Rag Do, Sung-Yeon Jang
Publikováno v:
Cell Reports Physical Science, Vol 2, Iss 8, Pp 100517- (2021)
Summary: Although the power conversion efficiency (PCE) of organic photovoltaic (OPV) devices has recently improved to more than 16%, halogenated solution processes are typically employed to obtain optimal performance. However, halogenated processing
Externí odkaz:
https://doaj.org/article/778e5376d1e146ffb05eaf1d01852ec9
Publikováno v:
Scientific Reports, Vol 8, Iss 1, Pp 1-11 (2018)
Abstract We introduce a low-melting-point (MP) Sn-P-F-O glass ceramic material into the phosphor-in-glass (PIG) material to realize an ‘on-chip’ chip-on-board (COB) type of phosphor-converted (pc) white light-emitting diode (WLED) with green (BaS
Externí odkaz:
https://doaj.org/article/27d4c66626594916a64db4b8e09df72a
Publikováno v:
IEEE Photonics Journal, Vol 10, Iss 4, Pp 1-11 (2018)
It has been elucidated that the responses to light by the human eye influence not only color and brightness recognition but also physiological aspects such as hormones. Melatonin, which affects human circadian rhythms, is sensitive to the blue wavele
Externí odkaz:
https://doaj.org/article/95663bbac4c143eebe16791d429d1e67
Autor:
Yun Jae Eo, Seohyeon Kim, Keyong Nam Lee, Dae Hwan Kim, Changwook Kim, Seung Min Lee, Young Rag Do
Publikováno v:
Applied Sciences, Vol 11, Iss 18, p 8283 (2021)
Given that light is known to function as a zeitgeber, having the greatest influence on the human circadian rhythm, it is necessary to assess the effects of light on humans with the goal of maintaining the circadian rhythm. Herein, we fabricated a sim
Externí odkaz:
https://doaj.org/article/cf8aee3fca8b47d28465756d9fc2c8e7
Publikováno v:
Scientific Reports, Vol 7, Iss 1, Pp 1-11 (2017)
Abstract New metrics of the color and circadian performances of down-converted white light-emitting diodes (DC-WLEDs) are rapidly becoming popular in smart lighting systems. This is due to the increased desire for accurate analytical methods to measu
Externí odkaz:
https://doaj.org/article/69ea5315e7724086b660f2c1bca31b03