As a multifunctional electrolyte additive, phenylalanine significantly enhances the cyclability and reversibility of Zn anode through its pH buffering, corrosion inhibiting, interfacial engineering effects.

We report full hydrogenation of N-propylcarbazole in molten state over a supported ruthenium catalyst at 120–150 °C. A remarkably fast reaction rate was achieved with the apparent activation energy 18.4 kJ mol−1. Two stereoisomers final product were identified and less stable one found to dominate distribution lower temperatures and/or shorter times, which is highly beneficial for hydrogen release upon dehydrogenation better purity enhancement performance. The optimum conditions catalytic be...

Aqueous rechargeable Zn-ion batteries (ARZIBs) attract intensive attention as an alternative battery technology for large-scale electrochemical energy storage applications because of their low cost, intrinsic safety, and environmental friendliness. Prussian blue analogues (PBAs), a promising candidate cathode materials, possess severe capacity decay issues in ARZIBs. In this article, small amount Mn ions is successfully introduced into the N-bonded metal sites zinc hexacyanoferrate to adjust...

Perfluoro- and polyfluoroalkyl substances (PFAS) are widely used throughout the world extensively found in environment. The detection of PFAS has become essential to ensuring environmental sustainability human health. Herein, AuNRs were synthesized by seed growth method then samples coated with silver shells form Au@Ag core–shell nanorods (Au@AgNRs). Au@AgNRs monolayer was prepared oil–water self-assembly on a silicon wafer constructed as plasmonic AgNPs/Au@AgNRs sandwich structure for...

Water dissociative chemisorption on the Feoct-tet1-terminated Fe3O4(111) surface was studied using periodic density functional theory (DFT) at both low and high water coverage. The active sites adsorption patterns were identified, dissociation pathways energetics calculated. It found that can undergo to form a hydroxyl group H atom with favorable thermochemical energy moderate activation barrier This reaction be readily catalyzed by molecules around sites. We direct breakup of into O adatoms...

Abstract The structural stability of electrode materials and their compatibility with electrolytes are the important properties for ion‐intercalative electrochemical energy‐storage devices. In present work, we employed zinc hexacyanoferrates (ZnHCFs), which occurs as cubic or rhombic phases, probe to tailor mechanism capacity decay upon cycling corresponding mitigating strategy. Capacity fading results from loss active materials, is highly correlated phase states; this has been identified...

Potassium manganese hexacyanoferrate undergoes severe dissolution and Zn displacement in aqueous Zn-ion batteries. Its electrochemical performance is improved by tuning the anions electrolyte.

Abstract Antimony selenosulfide (Sb 2 (S,Se) 3 ) solar cells are critically restrained by the Sb /charge transport layer interface with scarce carriers transfer ability and high density of deep‐level defect‐induced traps, which prone to spark nonradiative recombination capture benign photogenerated carriers. Herein, utilizing intermolecular noncovalent interactions strategy in molecular stereoscopic structural engineering, two dopant‐free hole materials (HTMs) constructed, coded as T‐BDT...

Two organic hole-transporting materials comprising a two-dimensional triphenylene core and methoxyl-arylamine terminal units are developed applied in perovskite solar cells. Enhanced photovoltaic stability performance obtained using TPH-T compared with those of spiro-OMeTAD.

Abstract We prepared a novel amperometric sensor based on nickel cobalt layered double hydroxide (NiCo‐LDH) coupling with ultrathin polypyrrole shell (LDH@PPy) for enzyme‐free determination of glucose. Using simple vapor polymerization route, PPy forms an internal conductive framework surrounding the LDH lamellas, leading to improved electronic conductivity as well mitigated electrochemical impedance. As consequence, LDH@PPy endows excellent electrocatalytic performance glucose...

Unitary or binary-metal oxides/hydroxides have been extensively studied as a promising energy storage material. However, their poor rate and cycling performances greatly restrict practical applications. To address these issues, the electrochemical properties of materials were improved by unique microstructure designing multiple active metal-ion doping into host materials. In this work, electrode material composed carbonate hydroxide (Ni0.3Co0.6Cu0.1(CO3)0.5(OH)) formed co-substituting Co...

Abstract : Aqueous rechargeable zinc‐based batteries with the advantages of sustainability, safety, and low cost, are suitable for large‐scale electrochemical energy storage applications. In this work, aqueous defect Berlin green (FeHCF) cathode, a hybrid zinc triflate potassium electrolyte, anodes developed. K + ions weak solvation effect small electrostatic interaction dominant intercalation species in FeHCF, resulting fast charge transfer process rapid diffusion kinetics. The Zn 2+ stay...

As promising candidates for large-scale energy storage applications, aqueous zinc ion batteries (AZIBs) face challenges due to the electrochemical instability of cathode materials and Zn anodes. Introducing additives into electrolyte is an effective approach improving compatibility electrodes. In this work, trace amounts poly(acrylic acid) (PAA) are utilized as in 1.0 M ZnSO4 enhance cycle performance Zn3[Fe(CN)6]2/Zn battery. PAA demonstrates strong interfacial engineering ability on both...

The northwestern Pacific, characterized by unique tectonic and hydrological settings, has greatly intrigued marine phylogeographers. However, current studies mostly focus on the influence of Pleistocene isolation sea basins in population structure species region, leaving contribution other factors (such as freshwater outflow environmental gradients) largely unexploited. Here we shed light question investigating phylogeography surf clam Mactra chinensis East China Sea (ECS). Genetic...

Rechargeable zinc-ion batteries (RZIBs) are recognized as promising alternative energy storage techniques for large-scale application. Using organic electrolytes with wide electrochemical stability windows to construct nonaqueous RZIBs enables high operating voltage and density. However, the selection of zinc salts cost-effectiveness excellent performance is limited. In this work, properties a competitive salt, trifluoroacetate (Zn(TFA)2), investigated in acetonitrile triethyl phosphate. It...

Abstract Bimetallic CuCo composites are prepared by calcinating copper hexacyanocobaltate precursor in N 2 atmosphere. The modified electrodes fabricated for nonenzymatic glucose sensing the alkaline electrolyte. can be directly electro‐oxidized on surface of electrode catalyst mediated redox couples Cu and Co. optimal sensor exhibits a high sensitivity (567 μA ⋅ mM −1 cm −2 ) range up to 825 μM with detection limit 3 acceptable selectivity. also applied serum samples. This work provides...

Two organic ligands, one rigid and flexible, were used to construct two cobalt MOFs, respectively. The HER performance of the derived materials based on ligand is better than that derivatives flexible ligand.