Zobrazeno 1 - 10
of 49
pro vyhledávání: '"Chang Hyun Lee"'
Autor:
Juhee Ahn, Chang Hyun Lee, Wongi Jang, Quynh-Mai Nguyen, Jin Pyo Hwang, Jun Hyun Lim, Sung Yoon Jung
Publikováno v:
ECS Transactions. 98:703-712
Anion exchange membranes (AEMs) have been getting great attraction in the field of alkaline water electrolysis because of their excellent barrier properties to hydrogen and oxygen. Here, we synthesized a perfluorinated AEM ionomer via one-step polyco
Publikováno v:
ECS Transactions. 98:665-672
Saline water electrolysis (SWE) is a representative electrochemical conversion process that produces hydrogen (H2), chlorine (Cl2), and sodium hydroxide (NaOH) at the same time, by applying electricity to saline water. SWE has been suffering from ove
Publikováno v:
Polymers; Volume 13; Issue 23; Pages: 4177
Polymers, Vol 13, Iss 4177, p 4177 (2021)
Polymers
Polymers, Vol 13, Iss 4177, p 4177 (2021)
Polymers
This study reports on an innovative press-loaded blister hybrid system equipped with gas-chromatography (PBS-GC) that is designed to evaluate the mechanical fatigue of two representative types of commercial Nafion membranes under relevant PEMFC opera
Publikováno v:
Membranes
Volume 11
Issue 10
Membranes, Vol 11, Iss 769, p 769 (2021)
Volume 11
Issue 10
Membranes, Vol 11, Iss 769, p 769 (2021)
Water resource pollution by nitrate-nitrogen, mainly caused by anthropogenic causes, induces eutrophication of water resources, and indicates the degree of organic pollution. Therefore, this study devised a method for coating PFSA ionomer with excell
Publikováno v:
Membranes
Volume 11
Issue 3
Membranes, Vol 11, Iss 219, p 219 (2021)
Volume 11
Issue 3
Membranes, Vol 11, Iss 219, p 219 (2021)
In this research, a series of innovative and stable cross-linked gel polymer reinforced membranes (GPRMs), were successfully prepared and investigated for application in lithium-ion batteries. Herein, a gel directly within the commercial polyethylene
Publikováno v:
Polymers
Volume 12
Issue 11
Polymers, Vol 12, Iss 2441, p 2441 (2020)
Volume 12
Issue 11
Polymers, Vol 12, Iss 2441, p 2441 (2020)
Silver nanoparticle-modified graphene oxide (Ag/GO) was reliably prepared by using sodium borohydride (NaBH4) in the presence of citric acid capping agent via a simple wet chemistry method. This rapidly formed Ag/GO composite exhibited good dispersit
Publikováno v:
Membrane Journal. 27:109-120
Autor:
Woo Ju Cha, Chang Hyun Lee
Publikováno v:
Membrane Journal. 26:458-462
Autor:
Juhee Ahn, Mobina Irshad Ali, Denis Duchesne, Jun Hyun Lim, Chang Hyun Lee, In Kee Park, Juyoung Kim, Yejun Park, Lisa Chen
Publikováno v:
Membranes
Volume 11
Issue 2
Membranes, Vol 11, Iss 143, p 143 (2021)
Volume 11
Issue 2
Membranes, Vol 11, Iss 143, p 143 (2021)
CeOx hybrid nanoparticles were synthesized and evaluated for use as radical scavengers, in place of commercially available Ce(NO3)3 and CeO2 nanoparticles, to avoid deterioration of the initial electrochemical performance and/or spontaneous aggregati
Publikováno v:
ECS Meeting Abstracts. :2444-2444
The state-of-the-art membrane for alkaline water electrolysis is porous Zirfon®. Unfortunately, Zirfon® has been suffering from the crossover of hydrogen gas permeated through the pores, inducing safety issues including explosion. To date, there ha