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Page 1
200-Fold Lifetime Extension of 2,6- Dihydroxyanthraquinone Electrolyte during Flow Battery Operation.
Bahari M, Jing Y, Jin S, Goulet MA, Tsukamoto T, Gordon RG, Aziz MJ. Bahari M, et al. ACS Appl Mater Interfaces. 2024 Oct 2;16(39):52144-52152. doi: 10.1021/acsami.4c06073. Epub 2024 Sep 23. ACS Appl Mater Interfaces. 2024. PMID: 39314015
We study the capacity fade rate of a flow battery utilizing 2,6-dihydroxyanthraquinone (DHAQ) and its dependence on hydroxide concentration, state of charge, cutoff voltages for the discharge step and for the electrochemical regeneration (oxidation of decompo …
We study the capacity fade rate of a flow battery utilizing 2,6-dihydroxyanthraquinone (DHAQ) and its dependence on hyd …
Searching High-Potential Dihydroxynaphthalene Cathode for Rocking-Chair All-Organic Aqueous Proton Batteries.
Zhao G, Yan X, Dai Y, Xiong J, Zhao Q, Wang X, Yu H, Gao J, Zhang N, Hu M, Yang J. Zhao G, et al. Small. 2024 Jan;20(4):e2306071. doi: 10.1002/smll.202306071. Epub 2023 Sep 14. Small. 2024. PMID: 37706574
By compounding with rGO, the 2,6-DHN/rGO electrode can maintain a specific capacity of 89 mAh g(-1) even after 12 000 cycles at 5 A g(-1) . When it is paired with the 2,6-dihydroxyanthraquinone (DHAQ) anode, the assembled rocking-chair all-organic proton batt …
By compounding with rGO, the 2,6-DHN/rGO electrode can maintain a specific capacity of 89 mAh g(-1) even after 12 000 cycles at 5 A g(-1) . …
Charge-Dependent Crossover in Aqueous Organic Redox Flow Batteries Revealed Using Online NMR Spectroscopy.
Latchem EJ, Kress T, Klusener PAA, Kumar RV, Forse AC. Latchem EJ, et al. J Phys Chem Lett. 2024 Feb 8;15(5):1515-1520. doi: 10.1021/acs.jpclett.3c03482. Epub 2024 Feb 1. J Phys Chem Lett. 2024. PMID: 38299498 Free PMC article.
By the introduction of a separate pump to decouple NMR and battery flow rates, this method opens a route to quantitative time-resolved monitoring of redox-flow batteries under real operating conditions. In this proof-of-concept study of a 2,6-dihydroxyanthraquino …
By the introduction of a separate pump to decouple NMR and battery flow rates, this method opens a route to quantitative time-resolved monit …
In situ NMR metrology reveals reaction mechanisms in redox flow batteries.
Zhao EW, Liu T, Jónsson E, Lee J, Temprano I, Jethwa RB, Wang A, Smith H, Carretero-González J, Song Q, Grey CP. Zhao EW, et al. Nature. 2020 Mar;579(7798):224-228. doi: 10.1038/s41586-020-2081-7. Epub 2020 Mar 2. Nature. 2020. PMID: 32123353
Here we report two in situ nuclear magnetic resonance (NMR) methods of studying redox flow batteries, which are applied to two redox-active electrolytes: 2,6-dihydroxyanthraquinone (DHAQ) and 4,4'-((9,10-anthraquinone-2,6-diyl)dioxy) dibutyrate (DBEAQ). ...
Here we report two in situ nuclear magnetic resonance (NMR) methods of studying redox flow batteries, which are applied to two redox-active …
Coupled In Situ NMR and EPR Studies Reveal the Electron Transfer Rate and Electrolyte Decomposition in Redox Flow Batteries.
Zhao EW, Jónsson E, Jethwa RB, Hey D, Lyu D, Brookfield A, Klusener PAA, Collison D, Grey CP. Zhao EW, et al. J Am Chem Soc. 2021 Feb 3;143(4):1885-1895. doi: 10.1021/jacs.0c10650. Epub 2021 Jan 21. J Am Chem Soc. 2021. PMID: 33475344 Free PMC article.
We report the development of in situ (online) EPR and coupled EPR/NMR methods to study redox flow batteries, which are applied here to investigate the redox-active electrolyte, 2,6-dihydroxyanthraquinone (DHAQ). The radical anion, DHAQ(3- ), formed as a react …
We report the development of in situ (online) EPR and coupled EPR/NMR methods to study redox flow batteries, which are applied here to inves …
Phytoestrogens from the roots of Polygonum cuspidatum (Polygonaceae): structure-requirement of hydroxyanthraquinones for estrogenic activity.
Matsuda H, Shimoda H, Morikawa T, Yoshikawa M. Matsuda H, et al. Bioorg Med Chem Lett. 2001 Jul 23;11(14):1839-42. doi: 10.1016/s0960-894x(01)00318-3. Bioorg Med Chem Lett. 2001. PMID: 11459643
As a result of the evaluation of various anthraquinones from plant sources and synthetic anthraquinones, aloe-emodin, chrysophanol, chrysophanol 8-O-beta-D-glucopyranoside, and 1,8-dihydroxyanthraquinone showed weak activity. On the other hand, alizalin and 2,6-d …
As a result of the evaluation of various anthraquinones from plant sources and synthetic anthraquinones, aloe-emodin, chrysophanol, chrysoph …
Release of iron from ferritin by semiquinone, anthracycline, bipyridyl, and nitroaromatic radicals.
Monteiro HP, Vile GF, Winterbourn CC. Monteiro HP, et al. Free Radic Biol Med. 1989;6(6):587-91. doi: 10.1016/0891-5849(89)90065-8. Free Radic Biol Med. 1989. PMID: 2753390
Ferritin iron was released by a number of bipyridyl radicals including those derived from diquat and paraquat, the anthracycline radicals of adriamycin, daunorubicin and epirubicin, the semiquinones of anthraquinone-2-sulphonate, 1,5 and 2,6-dihydroxyanthraquinon …
Ferritin iron was released by a number of bipyridyl radicals including those derived from diquat and paraquat, the anthracycline radicals of …
Integrating Reverse-Electrodialysis Stacks with Flow Batteries for Improved Energy Recovery from Salinity Gradients and Energy Storage.
Zhu X, Kim T, Rahimi M, Gorski CA, Logan BE. Zhu X, et al. ChemSusChem. 2017 Feb 22;10(4):797-803. doi: 10.1002/cssc.201601220. Epub 2017 Jan 25. ChemSusChem. 2017. PMID: 27911491
Herein, the RED stack performance was improved by using 2,6-dihydroxyanthraquinone and ferrocyanide as redox couples. These electrolytes were then used in a flow battery to produce an integrated RED stack and flow battery (RED-FB) system capable of capturing, …
Herein, the RED stack performance was improved by using 2,6-dihydroxyanthraquinone and ferrocyanide as redox couples. T …
In situ bulk magnetization measurements reveal the state of charge of redox flow batteries.
Zhao EW, Shellard EJK, Klusener PAA, Grey CP. Zhao EW, et al. Chem Commun (Camb). 2022 Jan 27;58(9):1342-1345. doi: 10.1039/d1cc01895g. Chem Commun (Camb). 2022. PMID: 34986212
These methods are demonstrated on the inorganic, redox-active potassium ferro/ferri cyanide catholyte cycled against 2,6-dihydroxyanthraquinone as the anolyte in a full cell, and should be applicable to a wide range of redox couples, provided that the magneti …
These methods are demonstrated on the inorganic, redox-active potassium ferro/ferri cyanide catholyte cycled against 2,6-di …
26 results