Potassium-ion battery cathodes: Past, present, and prospects
Since 2004, potassium-ion batteries (KIBs) have shown the merits of high energy densities and high power densities at low costs. To further improve their overall performance,
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Since 2004, potassium-ion batteries (KIBs) have shown the merits of high energy densities and high power densities at low costs. To further improve their overall performance,
Free QuotePotassium-ion batteries (PIBs) configurated by organic electrodes have been identified as a promising alternative to lithium-ion batteries. Here, a porous organic
Free QuoteTable 4 is an overview of cathode materials that are organic compounds, highlighting their voltage window, reversibility, In order to attain a substantial energy density and reliable cycling stability in potassium-ion batteries (PIBs), it is imperative to acquire a comprehensive understanding of the interfacial chemistry, ion diffusion
Free QuoteOrganic redox-active molecules have been identified as promising cathodes for practical usage of potassium-ion batteries (PIBs) but still struggle with serious dissolution problems and sluggish kinetic properties.
Free QuoteLayered materials with two-dimensional ion diffusion channels and fast kinetics are attractive as cathode materials for secondary batteries. However, one main challenge in potassium-ion
Free QuoteThe development of advanced energy storage technologies has assumed paramount significance in addressing the escalating demands for sustainable and eco-friendly power sources. Amongst these innovative
Free QuoteRedox-active porous polymers are becoming promising organic electrode materials for alkali-ion batteries because of their tunable pore size, flexible chemical structure, and high thermal stability. This work presents
Free QuoteKVP 2 O 7 as a Robust High-Energy Cathode for Potassium-Ion Batteries: Pinpointed by a Full Screening of the Inorganic Registry under Specific Search Conditions. Adv.
Free QuoteWith the increasing awareness of the economic and environmental costs of natural resource consumption, the design, production, and application of advanced energy storage devices will promote the growth of the global green economy and meet the requirements of global carbon neutrality in the near future [1, 2].Lithium-ion batteries (LIBs), a high-energy
Free QuotePotassium-ion batteries (PIBs) are promising candidates for future large-scale energy storage due to the high abundance of potassium and
Free QuoteFor organic and metal–organic compounds, charge–discharge mechanisms are typically unspecific to the counter-ion, which makes the development of Li-ion battery alternatives easier. In this review, the recent progress of organic-based anode and cathode materials for potassium batteries is summarized.
Free QuoteOwing to the unique redox reaction and the relative low molar mass of the repeating unit, poly(N-vinylcarbazole) (PVK) was selected as an advanced organic cathode for potassium-ion-based dual-ion battery (PDIB) with the K foil anode and KPF 6-based electrolyte.The operation mechanism of this PDIB is that PF 6 − anions are migrated from the
Free QuotePolyparaphenylene as a high-voltage organic cathode for potassium dual-ion batteries. Author links open overlay panel Meng Zhang a b, Jiang Zhong b, Jian Zhu b, Weiqing Kong a, Yaya Wang b. Show more as an advanced organic cathode for potassium-ion-based dual-ion battery. Electrochim. Acta., 297 (20) (2019), pp. 850-855. View PDF View
Free QuotePotassium-ion batteries (KIBs) with many technical advantages have attracted much attention. However, it is difficult to find a host material with a large interlayer spacing and stable framework
Free QuoteDeveloping highly stable cathode materials is the key to achieving long-life K-ion batteries (KIBs). Considering that cathode with higher entropy can promote th
Free QuotePotassium-ion (K-ion) batteries can be an attractive alternative for grid-scale energy storage due to the abundance of K resources. For the first time, we designed and fabricated a non-aqueous K-ion battery (KIB) by employing 3,4,9,10-perylene–tetracarboxylicacid–dianhydride (PTCDA) as the cathode.
Free QuoteAPIBs have the following advantages and are therefore expected to solve the problems existing in commercial lithium batteries: (1) aqueous electrolytes are non-volatile and non-flammable; (2) potassium compounds are cheap and have large storage capacities, and battery installation is carried out under normal conditions, which is conducive to reducing
Free QuoteHomogeneous tetra-n-butylammonium phosphomolybdate (TBAPM) nanoparticles with an inter-connected structure were synthesized via a facile soft chemical route and firstly introduced into potassium ion batteries.The obtained novel TBAPM cathode delivers a high capacity of 232 mA h g −1 at 20 mA g −1 and shows slight decay during the subsequent
Free QuoteNitrogen-based compounds such as imines (C N), nitriles (C N), and azo compounds (N N) have proven feasible as n-type organic cathode materials in metal-ion batteries . Nitrogen atoms possess a greater potential for diverse redox moieties compared to oxygen-containing counterparts because they can form three covalent bonds.
Free QuoteAbstract Potassium-ion batteries (PIBs) have recently attracted considerable attention in electrochemical energy storage applications due to abundant and widely
Free QuoteWith the award of the 2019 Nobel Prize in Chemistry to the development of lithium-ion batteries, it is enlightening to look back at the evolution of the cathode
Free QuotePotassium-ion batteries (PIBs) as a promising supplement to lithium-ion batteries have drawn great attention attributing to the abundant potassium resources, the fast-ionic
Free QuotePotassium-based dual-ion full batteries (PDIBs) were developed with graphite anode, polytriphenylamine (PTPAn) cathode, and KPF6-based electrolyte. The PDIBs delivered a reversible capacity of 60 mA h g–1 at a median discharge voltage of 3.23 V at 50 mA g–1, with superior rate performance and long-term cycling stability over 500 cycles (capacity retention of
Free QuoteAdvancements in cathode materials for potassium-ion batteries: current landscape, obstacles, and prospects. Titus Masese * ac and Godwill Mbiti Kanyolo * ab a Research Institute of Electrochemical Energy, National Institute of Advanced Industrial Science and Technology (AIST), 1-8-31 Midorigaoka, Ikeda, Osaka 563-8577, Japan.
Free QuoteEven if one organic electrode is found to be suitable in Li-ion batteries, it might be difficult to achieve the satisfactory battery performances in Na-ion and K-ion batteries 20,21,22.
Free QuoteLow-Cost Cathode Material for Potassium-Ion Batteries. Adv. Funct. Potassium-ion batteries (KIBs) in organic electrolytes hold great promise as an electrochemical energy
Free QuoteAs a cathode in potassium-ion batteries, the fast-synthesized Mn-based LTMO demonstrates an excellent electrochemical performance with 119 mA h g −1 and good cycling stability, highlighting the high production
Free QuoteHigh-Performance Cathode Materials for Potassium-Ion Batteries: Structural Design and Electrochemical Properties. Yan-Song Xu, Yan-Song Xu. CAS Key Laboratory of Molecular Nanostructure and
Free QuoteIn summary, a high-capacity and long-life potassium-organic battery has been successfully constructed by regulating ion-solvent chemistry to simultaneously stabilize MB cathode and K metal anode. Benefiting from the 3M KFSI/DME electrolyte, MB cathode exhibits a high capacity of 139.5 mAh g −1 after 500 cycles at 0.1 A g −1, superior rate capability, and
Free QuoteRecently, rechargeable energy storage devices based on other alkali elements, such as sodium-ion batteries (SIBs) 7,8,9,10,11,12 and potassium-ion batteries (KIBs) 13,14,15,16, have attracted
Free QuotePotassium-based dual-ion full batteries (PDIBs) were developed with graphite anode, polytriphenylamine (PTPAn) cathode, and KPF6-based electrolyte.
Free QuoteAn advanced potassium-ion-based dual-ion battery cathode of Poly (N-vinylcarbazole) (PVK), with the K foil anode and KPF 6 -based electrolyte, showed a high
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