Tuning the interfacial electrical field of bipolar membranes with temperature and electrolyte concentration for enhanced water dissociation

H Zhang, D Cheng, C Xiang, M Lin - ACS Sustainable Chemistry …, 2023 - ACS Publications
… is estimated based on the data from the monopolar membrane. (32,33) The … Note that f
mem is the water fraction in membrane which is 0.15 in this study. The presence of the above …

Ion Transport and Process of Water Dissociation in Electromembrane System with Bipolar Membrane: Modelling of Symmetrical Case

S Melnikov - Membranes, 2022 - mdpi.com
… In the first step the monopolar membranes sheets are made from fine powder
composition (consisting of a resin and the inert binder). Then sheets of cation- and anion-exchange …

Accelerating water dissociation in bipolar membranes and for electrocatalysis

SZ Oener, MJ Foster, SW Boettcher - Science, 2020 - science.org
… A bipolar membrane can potentially enhance efficiency by bridging acidic hydrogen
evolution to basic oxygen evolution. Oener et al. undertook a systematic study of how catalysts …

High-performance bipolar membrane development for improved water dissociation

Y Chen, JA Wrubel, WE Klein, S Kabir… - ACS Applied Polymer …, 2020 - ACS Publications
… efficiency and stability compared to CO 2 R electrolyzers with monopolar membranes. (18) …
Our results demonstrate that 3D BPMs showed better stability and lower water-dissociation

Modelling water dissociation, acid-base neutralization and ion transport in bipolar membranes for acid-base flow batteries

A Ortega, LF Arenas, JJH Pijpers, DL Vicencio… - Journal of Membrane …, 2022 - Elsevier
… However, they can be increased by decreasing the resistance of the membranes (increasing
the conductivity and decreasing the thickness) and improving their properties, particularly …

Bipolar Membranes to Promote Formation of Tight Ice‐Like Water for Efficient and Sustainable Water Splitting

BS Kim, SC Park, DH Kim, GH Moon, JG Oh, J Jang… - Small, 2020 - Wiley Online Library
… can further enhance the water dissociation at the junction of a bipolar membrane from the …
of BPMs, in contrast to the monopolar membranes, which allows for favorable environments …

Spectroelectrochemical detection of water dissociation in bipolar membranes

A Hohenadel, AS Gangrade… - ACS Applied Materials & …, 2021 - ACS Publications
… As the current density is increased and water dissociation is initiated, a change in absorbance
of the indicator related to the change in pH is observed. This color change is detected …

Preparation and electrochemical properties of heterogeneous bipolar membranes with a catalyst for the water dissociation reaction

NV Kovalev, TV Karpenko, NV Sheldeshov… - Membranes and …, 2021 - Springer
membranes on the area of the generating contacts in a BPM, in which the dissociation reaction
of water … and anion-exchange membranes (monopolar membranes), which form a BPM …

Nanocomposite interface coupled with thickness optimization promoting water dissociation in heterogeneous bipolar membrane

B Eswaraswamy, P Goel, P Mandal… - Polymers for …, 2022 - Wiley Online Library
water dissociation and its behavior closely resembles characteristics of a monopolar membrane
(… layer facilitated water dissociation in HBMs possibly due to, (i) enhanced protonation/…

Understanding multi-ion transport mechanisms in bipolar membranes

JC Bui, I Digdaya, C Xiang, AT Bell… - ACS Applied Materials & …, 2020 - ACS Publications
… , water uptake, membrane properties, and water-dissociation … the electric-field-enhanced
water dissociation occurring at the AEL/… of monopolar membranes are not a sufficient proxy for …