Zobrazeno 1 - 10
of 112
pro vyhledávání: '"Daewoong Jung"'
Autor:
JinBeom Kwon, Yuntae Ha, Suji Choi, Dong Geon Jung, Hee kyung An, Seong Ho Kong, Daewoong Jung
Publikováno v:
Scientific Reports, Vol 14, Iss 1, Pp 1-13 (2024)
Abstract The global industrial development and increase in the number of transportation vehicles, such as automobiles and ships, have led to a steady increase in the issues related to greenhouse gas emissions. NO2 is a greenhouse gas emitted in large
Externí odkaz:
https://doaj.org/article/68f8b071251243b1b84df62acb55a2f1
Publikováno v:
Nanomaterials, Vol 13, Iss 18, p 2563 (2023)
The gasochromism of WO3, wherein the color of the material changes according to the reaction of gas, can immediately allow for the determination of the presence of hydrogen by the naked eye. We have also developed a hybrid hydrogen sensor for WO3, a
Externí odkaz:
https://doaj.org/article/a4bbf03631864fe3874de43f53876e81
Publikováno v:
Micromachines, Vol 13, Iss 10, p 1609 (2022)
To realize portable gas sensor applications, it is necessary to develop hydrogen sulfide (H2S) microsensors capable of operating at lower voltages with high response, good selectivity and stability, and fast response and recovery times. A gas sensor
Externí odkaz:
https://doaj.org/article/ba8fac5cf660483b97defd1ed632fb77
Autor:
Yijun Yang, Bohee Maeng, Dong Geon Jung, Junyeop Lee, Yeongsam Kim, JinBeom Kwon, Hee Kyung An, Daewoong Jung
Publikováno v:
Nanomaterials, Vol 12, Iss 18, p 3227 (2022)
Hydrogen (H2) is attracting attention as a renewable energy source in various fields. However, H2 has a potential danger that it can easily cause a backfire or explosion owing to minor external factors. Therefore, H2 gas monitoring is significant, pa
Externí odkaz:
https://doaj.org/article/ac924ed3c52a40c2885c940cf363c7d7
Autor:
Sae-Wan Kim, JinBeom Kwon, Jae-Sung Lee, Byoung-Ho Kang, Sang-Won Lee, Dong Geon Jung, Jun-Yeop Lee, Maeum Han, Ok-Geun Kim, Gopalan Saianand, Daewoong Jung
Publikováno v:
Nanomaterials, Vol 11, Iss 11, p 3004 (2021)
A cadmium selenide/zinc sulfide (CdSe/ZnS) quantum dot (QD)-based multi-level memory device with the structure [ITO/PEDOT:PSS/QDs/ZnO/Al:Al2O3/QDs/Al] was fabricated via a spin-coating method used to deposit thin films. Two layers of QD thin films pr
Externí odkaz:
https://doaj.org/article/ff2738044a484bf58ec52d527fa227b1
Publikováno v:
Nanomaterials, Vol 11, Iss 10, p 2683 (2021)
Shortwave infrared (SWIR) photodetectors are being actively researched for their application in autonomous vehicles, biometric sensors, and night vision. However, most of the SWIR photodetectors that have been studied so far are produced by complex s
Externí odkaz:
https://doaj.org/article/a8d7e2306b1a4243a1d224b3f0a9a8a3
Publikováno v:
Micromachines, Vol 12, Iss 9, p 1053 (2021)
In this study, a polyethyleneimine (PEI)-functionalized carbon nanotube (CNT) sensor was fabricated for carbon dioxide detection at room temperature. Uniform CNT thin films prepared using a filtration method were used as resistive networks. PEI, whic
Externí odkaz:
https://doaj.org/article/323c8044ffaf42009f39b9e9c7bc3e15
Autor:
Dong Geon Jung, Maeum Han, Seung Deok Kim, Soon Yeol Kwon, Jin-Beom Kwon, Junyeop Lee, Seong Ho Kong, Daewoong Jung
Publikováno v:
Micromachines, Vol 12, Iss 9, p 1062 (2021)
Phosphorus (P) is one of the most important elements in the aquatic ecosystem, but its overuse causes eutrophication, which is a serious issue worldwide. In this study, we developed a miniaturized portable total phosphorus (TP) analysis device by int
Externí odkaz:
https://doaj.org/article/35a6a59808a94e71bf529c90909820cf
Publikováno v:
Sensors, Vol 19, Iss 16, p 3452 (2019)
To minimize conventional total-phosphorus (TP) analysis systems, TP pretreatment microfluidic chip is proposed and characterized in this paper. Phosphorus (P) is one of the most important elements in ecosystem but it causes the eutrophication due to
Externí odkaz:
https://doaj.org/article/d9967641983d4c9d83fb6218c87629ce
Publikováno v:
Sensors, Vol 18, Iss 8, p 2572 (2018)
A tunable Fabry-Perot interferometer (TFPI)-type wavelength filter designed for the long-wavelength infrared (LWIR) region is fabricated using micro electro mechanical systems (MEMS) technology and the novel polydimethylsiloxane (PDMS) micro patterni
Externí odkaz:
https://doaj.org/article/105d8fe591114914b344d6bbd5360e67