Zobrazeno 1 - 10
of 34
pro vyhledávání: '"Jeong-Yun Hwang"'
Autor:
Jong Hyun Lee, Se Hwang Kang, Gi Hyun Park, Min Young Kim, Sanghyun Ji, Ha Eun Choa, Gi Hyeon Han, Jeong Yun Hwang, Seung Yong Lee, Kyu Hyoung Lee
Publikováno v:
Frontiers in Chemistry, Vol 12 (2024)
In this study, we demonstrate the emergence of NO2 gas sensing capabilities in the typically non-active NiWO4, a strongly correlated electron system (SCES), by introducing substitutional Fe at the Ni site. NiWO4 typically exhibits strong Coulombic re
Externí odkaz:
https://doaj.org/article/d09f33a6805d45f3b0eac90c7cbd344e
Autor:
Seung-Jun Lee, Kyoung Hwan Cho, Jong Cheol Kim, Ho Jin Choo, Jeong-Yun Hwang, Hyun Chin Cho, Young-Sool Hah
Publikováno v:
Applied Biological Chemistry, Vol 67, Iss 1, Pp 1-12 (2024)
Abstract Obesity, a prevalent disease associated with numerous chronic conditions, including hyperlipidemia, hyperglycemia, diabetes, and metabolic syndrome, remains a major global health challenge. This study investigated the potential of green tea
Externí odkaz:
https://doaj.org/article/0e1d6b0cc3ec4fd39ceacacbb358e2e6
Autor:
Jiyeon Shin, Jeong Yun Hwang, Changyu Kim, Jimyeong Park, Jong Wook Roh, Sun-Woo Choi, Changhyun Jin, Myung Sik Choi
Publikováno v:
Sensors and Actuators Reports, Vol 8, Iss , Pp 100246- (2024)
In this study, non-oriented Au-decorated SnO2 nanospheres (NSs) were synthesized using hydrothermal and microwave methods. The SnO2 spheres ranged from hundreds of nanometers to a microscale. The oxygen vacancy on the surface increased after Au adsor
Externí odkaz:
https://doaj.org/article/441c6c46794f423a92d822e516304f4a
Autor:
Si Hoon Jeong, Gi Hyeon Han, Gi Hyun Park, Changhyun Jin, Jeong Yun Hwang, Myung Sik Choi, Se Hwang Kang, Joon Hyun Baik, Kyu Hyoung Lee, Seung Yong Lee
Publikováno v:
Sensors and Actuators Reports, Vol 8, Iss , Pp 100219- (2024)
Exhausting carbon-based gases from building construction or comfortable household supplies have caused the main pollution gas species for the indoor air environment. Given the variety of indoor activities, many reports have been challenged to find ro
Externí odkaz:
https://doaj.org/article/51b5c4f8ff054b2c986d6cc452d87591
Autor:
Seung Yong Lee, Dong Cheol Lim, Md Salman Khan, Jeong Yun Hwang, Hyung Sub Kim, Kyu Hyung Lee, Sung Wng Kim
Publikováno v:
Nature Communications, Vol 14, Iss 1, Pp 1-9 (2023)
Abstract In electrides, interstitial anionic electrons (IAEs) in the quantized energy levels at cavities of positively charged lattice framework possess their own magnetic moment and interact with each or surrounding cations, behaving as quasi-atoms
Externí odkaz:
https://doaj.org/article/aa3dffd9e043450a96cc5590c8ae3ba8
Autor:
Min Young Kim, Jeong Yun Hwang, Ali Mirzaei, Sun-Woo Choi, Sang-il Kim, Hyun-Sik Kim, Sun-Jae Kim, Jong Wook Roh, Myung Sik Choi, Kyu Hyoung Lee, Seung Yong Lee, Changhyun Jin
Publikováno v:
Adsorption Science & Technology, Vol 2023 (2023)
Herein, we report a simple and scalable synthesis route to prepare Ag-functionalized porous ZnO sheets and their enhanced NO2 gas sensing properties. Porous ZnO sheets functionalized with well-dispersed submicron Ag particles were prepared by using a
Externí odkaz:
https://doaj.org/article/288735ff644c4007a27cdd7bbc3df9eb
Publikováno v:
Korean Journal of Metals and Materials. 61:213-217
Herein we report the optimized processing conditions of hot extrusion for fabricating an n-type Bi2Te2.7Se0.3 thermoelectric compound, with high electronic transport properties as well as improved mechanical reliability. We fabricated a Bi2Te2.7Se0.3
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::db8d4feba7789cb0fb80a6af0c01791c
https://doi.org/10.3365/kjmm.2023.61.3.213
https://doi.org/10.3365/kjmm.2023.61.3.213
Autor:
Sung Wng Kim, Seung Yong Lee, Dong Cheol Lim, Md Salman Khan, Jeong Yun Hwang, Hyungsub Kim, Kyu Hyoung Lee
In electrides, interstitial anionic electrons (IAEs) in the quantized energy levels at cavities of positively charged lattice framework possess their own magnetic moment and interact with each or surrounding cations, behaving as quasi-atoms and induc
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::467710e918572980799c448402708ca0
https://doi.org/10.21203/rs.3.rs-2825044/v1
https://doi.org/10.21203/rs.3.rs-2825044/v1
Publikováno v:
Ceramics International.
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::47af0312d659f836f90329edbefc3bfc
https://doi.org/10.1016/j.ceramint.2023.04.134
https://doi.org/10.1016/j.ceramint.2023.04.134
Autor:
Jeong Yun Hwang, Sura Choi, Sang-il Kim, Jae-Hong Lim, Soon-Mok Choi, Heesun Yang, Hyun-Sik Kim, Kyu Hyoung Lee
Publikováno v:
Applied Sciences, Vol 10, Iss 14, p 4875 (2020)
Polycrystalline bulks of Hf-doped Cu0.01Bi2Te2.7Se0.3 are prepared via a conventional melt-solidification process and subsequent spark plasma sintering technology, and their thermoelectric performances are evaluated. To elucidate the effect of Hf-dop
Externí odkaz:
https://doaj.org/article/c271847274f141858c48785bb5c0916b