Showing papers in "eScience in 2022"

TL;DR: In this article , a safety evaluation of solid-state electrolytes (SEs) is presented, focusing on the garnet Li7La3Zr2O12 (LLZO) and sulfide-based SEs, summarizing their structure, conductivity, compatibility with a lithium metal anode, electrochemical/chemical stability, and mechanical/thermal stability.

TL;DR: In this article , the authors reported phosphated IrMo bimetallic clusters supported by macroporous nitrogen-doped carbon (IrMoP/MNC) as a highly efficient alkaline HER catalyst and demonstrated that P and Mo synergistically tune the electronic structure of atomically dispersed Ir to improve adsorption and desorption of the reactant H2O and the product OH−.

TL;DR: In this article , the authors summarize the detection principles of advanced characterization techniques used with typical NASICON-structured cathode materials for SIBs, which help to investigate the relationships among phase, composition, and valence variations within electrochemical responses.

TL;DR: In this article , a bimetallic cation-doped Na 0.33 K 0.1 V 2 O 5 ⋅ n H 2 O cathode was used to regulate the cations and anions in the electrolyte for high-capacity, high-stability aqueous zinc-vanadium (Zn-V) batteries.

TL;DR: In this article , a single-crystalline, Co-free, Ni-rich LiNi0.95Mn0.05O2 (SC-NM95) cathode is successfully designed using a molten salt-assisted method.

TL;DR: In this article , a single-atom catalyst featuring isolated Co anchored on nitrogen-doped carbon (Co-SAC/NC) via a highly efficient "plasma-bombing" strategy was proposed.

TL;DR: In this article , a Zn/Bi electrode via in-situ growth of a Bi-based energizer upon Zn metal surface using a replacement reaction was constructed, which not only circumvents Zn dendrite growth but also improves Zn anode anti-corrosion performance.

TL;DR: In this article , a core-shell zeolitic imidazolate framework was used as the catalyst precursor, which was transformed into iron atoms dispersed in hollow porous nitrogen-doped carbon capsules through ion exchange and pyrolysis.

TL;DR: Li plating/stripping in terms of behaviors, mechanisms, and influencing factors is examined in this paper , where the authors propose general strategies to control Li deposition below the separator (SEI).

TL;DR: In this article , a Pt-based single-site catalyst with high electrochemical activity for the OER in acidic conditions under a large current was developed. But the performance of this catalyst was limited by the electronic structure of the Pt.

TL;DR: In this article , the development of polymer-based electrolytes in terms of their intrinsic properties and interfacial chemistry has been discussed and challenges and viable strategies are proposed for polymerbased electrolyte in ZABs.

TL;DR: In this paper , a newly proposed kinetic model based on energetic span as the rate-determining term for the electrocatalytic reaction was proposed to give light on the promotion mechanism of Co 3 O 4 interfaced with NiO x H y for the oxygen evolution reaction (OER).

TL;DR: In this article , N-doped carbon aerogels supporting Ni single-atom sites (Ni-NCA-X, X = 10, 20) were fabricated by pyrolyzing Ni/Zn bimetallic zeolitic imidazolate framework (Ni/ZN-ZIF-8)/carboxymethylcellulose composite gels.

TL;DR: In this paper , the essential optimization mechanisms of defect engineering in molybdenum-based electrode materials are presented: accelerating ion diffusion, enhancing electron transfer, adjusting potential, and maintaining structural stability.

TL;DR: In this paper , amorphous indium-tin oxide sputtered on a TiO2 nanobelt array with a Ti plate as a 3D NH3-producing catalyst for the NO2-reduction reaction.

TL;DR: In this article , a multilayer graphene is fabricated via magnetron sputtering and served as a multifunctional interlayer in Li-S batteries to suppress the shuttle effect and enhance redox kinetics.

TL;DR: In this article , a comprehensive overview of research progress on MXenes for the cathodes, separators, and anodes in lithium-sulfur batteries (LSBs) is presented.

TL;DR: In this paper , a self-templated synthesis technique for fabricating bimetallic alloys (FeNi3), bimetal nitrides and hollow nanotubes was developed for rechargeable zinc-air batteries.

TL;DR: NiI2-treated CsPbI3-xBrx inorganic perovskite solar cells with a 1.80 eV bandgap exhibited an efficiency of 19.53% and a voltage of 1.36 eV, corresponding to a voltage deficit of 0.44 eV as discussed by the authors .

TL;DR: In this paper , the use of strained MoS2 (s-MoS2) as a catalytically active sulfur host was proposed to improve the performance of LiPS batteries.

TL;DR: In this paper , an in situ polymer electrolyte with thermally induced interfacial ion blocking ability was developed to achieve superior cyclability in lithium metal batteries, and the as-developed electrolyte can realize battery shutdown below a battery temperature of thermal runaway.

TL;DR: In this paper , spent graphite from an anode was transformed into a cathode for dual-ion batteries (DIBs) through a two-step treatment, which enabled the crystal structure and morphology of graphite to recover from the adverse effects of long cycling and be restored to a regular layered structure with appropriate layer spacing for anion intercalation.

TL;DR: Li et al. as discussed by the authors reviewed reports on LFP cathode degradation with respect to different electric parameters (including C-rates, storage, and long cycling), mechanical stresses, and thermal fields.

TL;DR: In this article , an electroactive polyvinylidene fluoride/polymethyl methacrylate (PVDF/PMMA) composite nanofiber interlayer was used to induce uniform lithium deposition to mitigate the dendrite problem.

TL;DR: In this paper , the authors investigated the effect of anions on the longevity of a p-dopable polymer through comparing two aqueous zinc-based electrolytes and found that triflate anions with low solvation degree are preferable for long-term cycling.

TL;DR: In this paper , a facile synthesis strategy for all-inorganic CsPbBr3 perovskite nanocrystals (NCs) via tetraoctylammonium bromide ligand induction at room temperature was proposed.

TL;DR: In this paper , a time/cost-effective sulfidation strategy is exploited to sulfidize a Ni-rich NCM88 cathode in a mixed gas atmosphere of N2 and CS2.

TL;DR: In this paper , a pseudo-concentrated electrolyte (PCE) induced by an electron-deficient additive (4-pyridylboronic acid; 4-PBA) is proposed to form a robust, LiF-rich SEI.

TL;DR: In this article , a magic hybrid structure with low Pt loading was proposed, composed of CoPt3/CoPt⊂PLNC nanoparticles supported on N-doped carbon.

TL;DR: In this paper , in situ high-resolution synchrotron-based X-ray diffraction was applied to reveal the Li/Na/K-ion insertion-induced structural transformation mechanism during high-temperature solid-state reaction.