Zobrazeno 1 - 10
of 104
pro vyhledávání: '"Geon Joon Lee"'
Autor:
Elizaveta Demishkevich, Andrey Zyubin, Alexey Seteikin, Ilia Samusev, Inkyu Park, Chang Kwon Hwangbo, Eun Ha Choi, Geon Joon Lee
Publikováno v:
Materials, Vol 16, Iss 9, p 3342 (2023)
The purpose of this paper is to provide an in-depth review of plasmonic metal nanoparticles made from rhodium, platinum, gold, or silver. We describe fundamental concepts, synthesis methods, and optical sensing applications of these nanoparticles. Pl
Externí odkaz:
https://doaj.org/article/3e6d0a7a0fce48d48af58b1a48483e45
Publikováno v:
Nanomaterials, Vol 12, Iss 14, p 2367 (2022)
Citrate-capped silver nanoparticles (Ag@Cit NPs) were synthesized by a simple plasma-assisted reduction method. Homogenous colloidal Ag@Cit NPs solutions were produced by treating a AgNO3-trisodium citrate-deionized water with an atmospheric-pressure
Externí odkaz:
https://doaj.org/article/7e8e1679954a4d5194ea70b6ce22511f
Autor:
Geon Joon Lee, Pradeep Lamichhane, Seong Jae Ahn, Seong Hwan Kim, Manesh Ashok Yewale, Choe Earn Choong, Min Jang, Eun Ha Choi
Publikováno v:
International Journal of Molecular Sciences, Vol 22, Iss 23, p 12773 (2021)
This research investigated the capture of nitrate by magnesium ions in plasma-activated water (PAW) and its antifungal effect on the cell viability of the newly emerged mushroom pathogen Cryptococcus pseudolongus. Optical emission spectra of the plas
Externí odkaz:
https://doaj.org/article/0a1b86ff1835404fb5daaf9c6401453f
Publikováno v:
Nanomaterials, Vol 11, Iss 7, p 1678 (2021)
Polyethylene glycol-functionalized gold nanoparticles (Au@PEG NPs) were prepared by a simple plasma-assisted method without additional reducing chemicals. After irradiating tetrachloroauric acid (HAuCl4) and polyethylene glycol (PEG) in aqueous mediu
Externí odkaz:
https://doaj.org/article/2c38e5f6bf7b4dcda4fdee351990884c
Autor:
Se Hoon Ki, Hyeongjin Noh, Geum Ran Ahn, Seong Hwan Kim, Nagendra K. Kaushik, Eun Ha Choi, Geon Joon Lee
Publikováno v:
Applied Sciences, Vol 10, Iss 18, p 6378 (2020)
Plasma-activated water (PAW) has emerged as a platform for sterilizing fungal pathogens. In this study, we investigated the influence of PAW on black melanized spores of Aspergillus brasiliensis to explore the mechanism of fungal spore inactivation.
Externí odkaz:
https://doaj.org/article/1c311da1c3cd45d49e86783cfc062b0a
Publikováno v:
AIP Advances, Vol 8, Iss 7, Pp 075021-075021-11 (2018)
In this study, we have studied the scavenging effects of radical scavengers (ascorbic acid and mannitol) on •OH radicals generated inside water by an atmospheric pressure plasma jet. Plasma was generated by using a sinusoidal power supply (applied
Externí odkaz:
https://doaj.org/article/e0b147b077ce4709982c598ec574e79a
Autor:
Hyeongjin Noh, Ji Eun Kim, Jun Young Kim, Seong Hwan Kim, Ihn Han, Jun Sup Lim, Se Hoon Ki, Eun Ha Choi, Geon Joon Lee
Publikováno v:
Applied Sciences, Vol 9, Iss 18, p 3921 (2019)
Atmospheric-pressure A r plasma jets are known to be detrimental to Cordyceps pruinosa spores. However, it is not clear what kinds of reactive species are more effective with regard to fungal cell death. Herein, we study which reactive species plays
Externí odkaz:
https://doaj.org/article/5ad7b6f3e6c1434dbd79f40f67d8ac3f
Autor:
Seong Jae Ahn, Eun Ha Choi, Min Jang, Manesh Ashok Yewale, Choe Earn Choong, Seong-Hwan Kim, Pradeep Lamichhane, Geon Joon Lee
Publikováno v:
International Journal of Molecular Sciences; Volume 22; Issue 23; Pages: 12773
International Journal of Molecular Sciences, Vol 22, Iss 12773, p 12773 (2021)
International Journal of Molecular Sciences, Vol 22, Iss 12773, p 12773 (2021)
This research investigated the capture of nitrate by magnesium ions in plasma-activated water (PAW) and its antifungal effect on the cell viability of the newly emerged mushroom pathogen Cryptococcus pseudolongus. Optical emission spectra of the plas
Publikováno v:
Nanomaterials
Volume 11
Issue 7
Nanomaterials, Vol 11, Iss 1678, p 1678 (2021)
Volume 11
Issue 7
Nanomaterials, Vol 11, Iss 1678, p 1678 (2021)
Polyethylene glycol-functionalized gold nanoparticles (Au@PEG NPs) were prepared by a simple plasma-assisted method without additional reducing chemicals. After irradiating tetrachloroauric acid (HAuCl4) and polyethylene glycol (PEG) in aqueous mediu
Autor:
Jin-Hyo Boo, Si Duck Oh, Jin Su Lee, Eun Ha Choi, Geon Joon Lee, Suk-Ho Choi, Sang-Hun Nam, Moon-Young Yoon, Jun-Haeng Cho
Publikováno v:
Journal of Nanoscience and Nanotechnology. 19:1048-1051
We studied the optical sensing properties of ZnO nanoparticles prepared by spray pyrolysis. To investigate their optical sensing performance, we incubated peptides on ZnO nanoparticles. The photoluminescence (PL) peak intensity of peptides on the ZnO