Materials for electrochemical capacitors. Nat. Mater. 7, 845–854 (2008). CAS PubMed Google Scholar Download references Acknowledgements K.P.L. acknowledges a National Research Foundation (NRF) Competitive Research Programme (CRP) grant NRF2015NRF-CRP002-006 ‘Two-dimensional Covalent Organic ...
This manuscript introduces the concept, physical operating principle and studies on a new and unique two stage forming fuse (TSFF) with interstage spark gap commutation and presents its application for forming high power pulses of extreme parameters. The
electrochemical energy storage (EES) devices capable of high-energy and high-power storage are urgently needed. Two-dimensional (2D) materials, benefiting from the short solid-state diffusion distance, are well recognized to possess excellent electrochemical performance. However, liquid diffusion,...
It is remarkable howlittle effortwe had to put into actual calculations once we knew that this capacitor can be seen as a parallel arrangement of single coaxial capacitors weighted by their respective filling fraction. Related Articles Spherical Capacitor with Varying Permittivity ...
capacitors and pseudo-capacitors [44,45,46]. The capacity stems from surface ion adsorption, surface redox reactions, and fast ion intercalation without phase change [47,48,49]. Due to their unique structure and excellent electrochemical properties, these 3D structures composed of 2D nanoflakes ...
The present invention relates to a filter module of the LC type comprising at least two capacitors and at least one inductor, characterized in that each of the capacitors (2, 2 ') is constituted by a first elongated element (4, 4' ) of a conductive material partially fitted into a hole...
23, 24, 25 Similarly, the introduction of new techniques such as global minima searching for determining cation storage capacities of 2D materials, such as MoS2, ReS2, and VS2, have resulted in much more realistic predictions, albeit at the cost of a high computational budget.26, 27, 28 ...
Ultrathin two-dimensional nanosheet metal-organic frameworks with high-density ligand active sites for advanced lithium-ion capacitors 2022, Nano Energy Citation Excerpt : These reduction peaks become wider in later cathodic scans, shifting to the ranges of 0.72–0.75 V and 1.06–1.39 V, respectively...
Notably, this high theoretical capacity is only achievable at a very low current density (0.01 A g À 1) and a slow charging/discharging rate, which is not suitable for electro- chemical capacitors2. When processed into 2D nanosheets, we expected that the confinement by slow ion diffusion ...
Two-dimensional (2D) metal-organic frameworks (MOFs) exhibit great promise as high-energyanode materialsfor next-generation lithium-ion capacitors (LICs) due to their tunablechemistryand short ion transport paths. Nevertheless, high-throughput production of ultrathin 2D MOFs and energy storage mechanis...