Separators and Membranes for Advanced Alkaline Water Electrolysis

D Henkensmeier, WC Cho, P Jannasch… - Chemical …, 2024 - ACS Publications
Traditionally, alkaline water electrolysis (AWE) uses diaphragms to separate anode and
cathode and is operated with 5–7 M KOH feed solutions. The ban of asbestos diaphragms …

High‐performance poly (biphenyl piperidinium) type anion exchange membranes with interconnected ion transfer channels: cooperativity of dual cations and …

G Xu, J Pan, X Zou, Z Jin, J Zhang… - Advanced Functional …, 2023 - Wiley Online Library
The performance of alkaline fuel cells is severely limited by substandard anion exchange
membranes (AEMs) due to the lower ionic conductivity compared to the proton exchange …

Aryl ether-free polymer electrolytes for electrochemical and energy devices

EJ Park, P Jannasch, K Miyatake, C Bae… - Chemical Society …, 2024 - pubs.rsc.org
Anion exchange polymers (AEPs) play a crucial role in green hydrogen production through
anion exchange membrane water electrolysis. The chemical stability of AEPs is paramount …

Triptycene branched poly (aryl‐co‐aryl piperidinium) electrolytes for alkaline anion exchange membrane fuel cells and water electrolyzers

C Hu, NY Kang, HW Kang, JY Lee, X Zhang… - Angewandte …, 2024 - Wiley Online Library
Alkaline polymer electrolytes (APEs) are essential materials for alkaline energy conversion
devices such as anion exchange membrane fuel cells (AEMFCs) and water electrolyzers …

High Free Volume Polyelectrolytes for Anion Exchange Membrane Water Electrolyzers with a Current Density of 13.39 A cm−2 and a Durability of 1000 h

C Hu, HW Kang, SW Jung, ML Liu, YJ Lee… - Advanced …, 2024 - Wiley Online Library
The rational design of the current anion exchange polyelectrolytes (AEPs) is challenging to
meet the requirements of both high performance and durability in anion exchange …

How can we design anion-exchange membranes to achieve longer fuel cell lifetime?

K Yassin, IG Rasin, S Brandon, DR Dekel - Journal of Membrane Science, 2024 - Elsevier
The substantial advancements and availability of new cost-effective materials have drawn
significant attention to the anion-exchange membrane fuel cell (AEMFC) technology. The …

Synergistic interaction and alkali resistance of N-spirocyclic cations with piperidine cations for poly (biphenyl piperidine) membranes

S Wang, Y Wang, Y Zhang, Z Sui, J Yu, J Zhao… - Journal of Membrane …, 2023 - Elsevier
The conformation of N-spirocyclic cations has a high alkaline stability and the construction of
microphase-separated structures with poly (biphenyl piperidine)(PBP) is one way to improve …

Poly (p-terphenyl-piperidine-bromoacetophenone) anion exchange membranes with pendant N-spirocyclic cations: Cations synergistic build efficient ion transport …

Y Zhang, J Wu, S Wang, J Yu, Y Gu, Y Wang… - Journal of Membrane …, 2024 - Elsevier
The establishment of well-developed ionic conduction channels and the preparation of
excellent chemical stability are urgent needs for anion exchange membranes. In this study …

Oligo (ethylene glycol)-grafted poly (terphenyl indole piperidinium) with high water diffusivity for anion exchange membrane fuel cells

J Zhang, W Ma, T Yin, S Chen, X Zhang, N Li… - Journal of Membrane …, 2024 - Elsevier
The water diffusivity of polymeric anion exchange membranes (AEMs) plays a critical role in
determining the AEM fuel cells (AEMFCs) performance because it generates an imbalance …

High conductivity and dimensional stability brominated poly (aryl piperidinium) anion exchange membranes: Synergistic interaction of hydrophilic and …

J Wu, J Zhao, Y Lei, N Li, Y Wang, S Sun, J Yang… - Journal of Membrane …, 2024 - Elsevier
Anion-exchange membrane fuel cells (AEMFCs) is a promising renewable energy device for
hydrogen production. Anion exchange membranes (AEMs), the key component of AEMFCs …