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http://dx.doi.org/10.1002/anie.200461215 | DOI Listing |
Dalton Trans
January 2025
Department of Chemistry, Capital Normal University, Beijing, 100048, P. R. China.
An OER catalyst showing both high activity and stability in promoting oxygen evolution is important for its practical application in electrochemical water-splitting. Here, we report the screening of such a catalyst by optimizing the Ni(II)-doping in Co(III)-based layered double hydroxides (LDHs). Such LDH samples tailored with Ni(II)-doping are prepared by an oxidative intercalation reaction where brucite-like Ni(II)Co(II)(OH) (0 ≤ ≤ 0.
View Article and Find Full Text PDFAnal Chem
January 2025
The Education Ministry Key Lab of Resource Chemistry, Joint International Research Laboratory of Resource Chemistry, Ministry of Education, Shanghai Frontiers Science Center of Biomimetic Catalysis, Shanghai Key Laboratory of Rare Earth Functional Materials, College of Chemistry and Materials Science, Shanghai Normal University, Shanghai 200234, China.
Conventional dual-signal electrochemiluminescence (ECL) sensors feature high sensitivity and reliability, but the involvement of coreactants inevitably results in a complex configuration and shows reproducibility risk. Here, we propose an exogenous coreactant-free dual-signal platform, comprising luminol (anodic luminophore), CdSe quantum dots (cathodic luminophore), and CoO/TiC electrocatalyst (coreaction promoter). At different redox potentials, CoO/TiC induces water oxidation and oxygen reduction to produce OH and O radicals, which subsequently drive cathodic and anodic ECL emission, respectively.
View Article and Find Full Text PDFAcc Mater Res
January 2025
Department of Chemistry, University of Manchester, Manchester M13 9PL, U.K.
Methane (CH), which is the main component of natural gas, is an abundant and widely available carbon resource. However, CH has a low energy density of only 36 kJ L under ambient conditions, which is significantly lower than that of gasoline (. 34 MJ L).
View Article and Find Full Text PDFFront Chem
January 2025
Nanophotonics Laboratory, Department of Physics, Bharathidasan University, Tiruchirappalli, India.
An interesting approach of including an upconverter in the MoS counter electrode can yield broadband light harvesting Pt-free DSSC assembly. Here different upconverter (UC) nanoparticles (Yb, Er incorporated NaYF, YF, CeO & YO) were synthesized and loaded in MoS thin film by hydrothermal method. The inclusion of UCs in MoS films exposed without any secondary formation of upconverters and the uniform deposition of the films are confirmed through XRD and FESEM analysis respectively.
View Article and Find Full Text PDFJ Am Chem Soc
January 2025
Institute of Functional Nano and Soft Materials (FUNSOM), Jiangsu Key Laboratory of Advanced Negative Carbon Technologies, Soochow University, 199 Ren'ai Road, Suzhou, Jiangsu 215123, China.
Photocatalytic upcycling of waste polyolefins into value-added chemicals provides promise in plastic waste management and resource utilization. Previous works demonstrate that polyolefins can be converted into carboxylic acids, with CO as the final oxidation product. It is still challenging to explore more transformation products, particularly mild-oxidation products such as alcohols, because of their instability compared with polymer substrates, which are prone to oxidation during catalytic reactions.
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