Electrochemical N2 reduction reactions (NRR) and the oxidation reaction (NOR), using H2 O , are a sustainable approach to fixation. To date, owing chemical inertness of nitrogen, emerging electrocatalysts for electrochemical NRR NOR at room temperature atmospheric pressure remain largely underexplored. Herein, new-type Fe-SnO2 was designed as Janus electrocatalyst achieving highly efficient catalysis. A high NH3 yield 82.7 μg h-1 mgcat.-1 Faraday efficiency (FE) 20.4 % were obtained NRR....

Electrochemical N2 oxidation reaction (NOR), using water and in the atmosphere, represents a sustainable approach for nitric production to replace conventional industrial synthesis with high energy consumption greenhouse gas emission. Meanwhile, owing chemical inertness of sluggish kinetics 10-electron transfer, emerging electrocatalysts remain largely underexplored. Herein, Ru-nanoclusters-coupled Mn3 O4 catalysts decorated atomically dispersed Ru atoms (Ru-Mn3 ) are designed explored as an...

By using a supramolecular self-assembly method, functional water splitting device based on photoactive anode TiO2(1+2) has been successfully assembled with molecular photosensitizer 1 and catalyst 2 connected by coordination of Zr4+ ions the surface nanostructured TiO2. On basis this photoanode in three-electrode photoelectrochemical cell, maximal incident photon to current conversion efficiency 4.1% at ∼450 nm photocurrent density ∼0.48 mA cm–2 were obtained

Abstract Single atoms are attracting much attention in the field of energy conversion and storage due to their maximal atomic utilization, high efficiency, good selectivity. Moreover, unique electronic structure could improve intrinsic activity active sites. However, surface free single inevitably results serious aggregation, leading degraded catalytic poor cycling life. To solve these issues, supports with areas have be developed reduce loading density further decrease energy. Furthermore,...

Constructing efficient catalysts for N₂ reduction into value added ammonia under ambient conditions is a considerable challenge.

Substituting natural products for traditional poison-killing antifouling agents is an efficient and promising method to alleviate the increasingly serious ecological crisis aggravate loss due marine biofouling. Herein, successful synthesis of poly(methyl methacrylate-co-ethyl acrylate-co-hexafluorobutyl methacrylate-co-isobornyl methacrylate) copolymer (PBAF) with borneol monomers fluorine by a free radical polymerization reported. The PBA0.09F coating exhibits outstanding antibacterial...

Artificial photosynthesis is an attractive approach to direct fuel production from sunlight. However, the simultaneous O2 evolution reaction (OER) and CO2 reduction (CDRR) present challenges for product separation safety. Herein, we propose a strategy temporally decouple artificial through photoelectrochemical energy storage. We utilized covalent organic framework (DTCo-COF) with redox-active electron donors (−C–OH moieties) catalytically active acceptors (cobalt-porphyrin) enable reversible...

Abstract Atomically dispersed Fe was designed on TiO 2 and explored as a Janus electrocatalyst for both nitrogen oxidation reaction (NOR) reduction (NRR) in two‐electrode system. Pulsed electrochemical catalysis (PE) firstly involved to inhibit the competitive hydrogen evolution (HER) oxygen (OER). Excitingly, an unanticipated yield of 7055.81 μmol h −1 g cat. 12 868.33 were obtained NOR NRR at 3.5 V, respectively, 44.94 times 7.8 increase FE than conventional constant voltage...

Abstract The electrochemical N 2 oxidation reaction (NOR) using water and atmospheric represents a sustainable approach to nitric acid production; while, the parasitic oxygen evolution (OER) usually results in poor conversion selectivity of oxidation. Although side‐reaction can be partially suppressed by OER‐inactive catalysts or substrates, optimized performance is obtained at cost low yield. Revealing internal relationship between NOR OER, providing an effective pathway optimize...

Abstract Photocatalytic urea synthesis, utilizing N 2 and CO as feedstock sustainable solar energy, represents an environmentally friendly promising alternative strategy. However, the conventional unidirectional gas phase co‐reduction techniques typically employes pose stringent demands for design of key catalysts, reaction control, mass transfer, other aspects, due to disparity in physical properties, structure, catalytic kinetics between . Herein, Ru‐TiO is synthesized employed effective...

In this research, hierarchical porous TiO2 ceramics were successfully synthesized through a camphene-based freeze-drying route. The well-dispersed slurries first frozen and dried at room temperature, followed by high-temperature sintering. analyzed X-ray diffraction, Raman spectroscopy, scanning electron microscopy, transmission microscopy. Results indicated that the obtained could inhibit undesirable anatase-to-rutile phase transformation grain growth even temperatures as high 800 °C....

Photoactive anodes consisting of Ru(bpy)3 type photosensitizer 1 and molecular catalysts 2 3 on nanostructured TiO2 have been assembled in functional devices for successful light driven water splitting. From their performance measurements we found that the photoanode TiO2(1 + 3) which ruthenium catalyst phosphonate anchoring group are linked by a flexible –CH2CH2CH2– chain showed significantly higher photocurrent density than 2) with only –CH2– linkage. The possible reasons different...

Abstract Two photoanodes based on a binuclear ( 2 ) and mononuclear ruthenium 3 water oxidation catalysts were assembled in combination with molecular photosensitizer 1 by using co‐adsorption method. The anodes used dye‐sensitized photoelectrochemical cells (DS‐PECs) for visible‐light‐driven splitting. A DS‐PEC device TiO + as working electrode (WE) exhibits better performance than WE light‐driven Detailed studies these devices are discussed.

Abstract Electrochemical N 2 reduction reactions (NRR) and the oxidation reaction (NOR), using H O , are a sustainable approach to fixation. To date, owing chemical inertness of nitrogen, emerging electrocatalysts for electrochemical NRR NOR at room temperature atmospheric pressure remain largely underexplored. Herein, new‐type Fe‐SnO was designed as Janus electrocatalyst achieving highly efficient catalysis. A high NH 3 yield 82.7 μg h −1 mg cat. Faraday efficiency (FE) 20.4 % were obtained...

Effective catalysts with sufficient activity and selectivity are essential for the nitrogen reduction reaction (NRR). Many fruitful NRR electrocatalysts have been investigated regard to NH3 production under ambient conditions in recent years. However, well-defined modifiable molecular rarely reported date. Here, FePc was grafted on an O-MWCNT surface as a electrocatalyst improve its recyclability. This catalyst displayed high electrocatalytic ability selectivity, giving large yield of 36 μg...