Lecheng Lei
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View article: Enhanced proton-feeding kinetics of metal-organic framework toward industrial-level H2O2 electrosynthesis for sustainable bleaching
Enhanced proton-feeding kinetics of metal-organic framework toward industrial-level H2O2 electrosynthesis for sustainable bleaching Open
Eco-friendly electrocatalytic production of alkaline H2O2 via the two-electron oxygen reduction reaction offers a promising alternative to the conventional anthraquinone process, which is energy-intensive and poses explosion risks. However…
View article: Orbital Coupling‐Engineered Coordination‐Unsaturated CuAg Nanochains Drives Spontaneous Electrocatalytic Acetylene Semihydrogenation and Zn‐C <sub>2</sub> H <sub>2</sub> Batteries
Orbital Coupling‐Engineered Coordination‐Unsaturated CuAg Nanochains Drives Spontaneous Electrocatalytic Acetylene Semihydrogenation and Zn‐C <sub>2</sub> H <sub>2</sub> Batteries Open
Electrocatalytic semihydrogenation of acetylene (C 2 H 2 ) offers a mild and sustainable pathway for ethylene production, yet it faces critical challenges including competitive C─C coupling for 1,3‐butadiene due to insufficient proton supp…
View article: Chloride‐resistant <scp>NiFe</scp> oxyhydroxides via dual‐atom doping for industrial‐grade alkaline seawater electrolysis
Chloride‐resistant <span>NiFe</span> oxyhydroxides via dual‐atom doping for industrial‐grade alkaline seawater electrolysis Open
Developing efficient and stable electrocatalysts for seawater splitting remains a huge challenge because of low catalytic selectivity and poor resistance to chlorine‐induced corrosion. Here, we developed a nickel‐iron layered double hydrox…
View article: Dynamic Reconstruction of Ce‐Doped Fe<sub>2</sub>P/NiCoP Hybrid for Ampere‐Level Oxygen Evolution in Anion Exchange Membrane Water Electrolysis
Dynamic Reconstruction of Ce‐Doped Fe<sub>2</sub>P/NiCoP Hybrid for Ampere‐Level Oxygen Evolution in Anion Exchange Membrane Water Electrolysis Open
The sluggish kinetics of the oxygen evolution reaction (OER) critically limit the efficiency of anion exchange membrane water electrolysis (AEMWE). Herein, a Ce‐doped bimetallic Fe 2 P/NiCoP hybrid pre‐catalyst that undergoes dynamic recon…
View article: Rb Doping and Lattice Strain Synergistically Engineering Oxygen Vacancies in TiO<sub>2</sub> for Stable High‐Contrast Photoreversible Color Switching
Rb Doping and Lattice Strain Synergistically Engineering Oxygen Vacancies in TiO<sub>2</sub> for Stable High‐Contrast Photoreversible Color Switching Open
The utilization of TiO 2 for the fabrication of transparent photochromic materials is both cost‐effective and environmentally friendly. However, it still poses challenges due to the rapid recombination of electron‐hole pairs and poor organ…
View article: Polythiophene-Based Nonmetal Electrocatalyst with Biocompatibility to Boost Efficient CO<sub>2</sub> Conversion
Polythiophene-Based Nonmetal Electrocatalyst with Biocompatibility to Boost Efficient CO<sub>2</sub> Conversion Open
In a hybrid microbial-inorganic catalysis system, H2 evolution reaction (HER) electrocatalysts are coupled with microorganisms to achieve the highly efficient conversion of CO2 to value-added chemicals using H2 as an electron mediator. How…
View article: Efficient green synthesis of ammonia: from mechanistic understanding to reactor design for potential production
Efficient green synthesis of ammonia: from mechanistic understanding to reactor design for potential production Open
This review summarizes recent advances in green ammonia synthesis technologies. It systematically evaluates catalyst design for converting diverse nitrogen sources, structure–performance relationships and advanced reactor engineering.
View article: Advanced Temperature-Integrated Backpropagation Neural Network for Enhanced Prediction of Syngas Composition in Complex Organic Waste Gasification
Advanced Temperature-Integrated Backpropagation Neural Network for Enhanced Prediction of Syngas Composition in Complex Organic Waste Gasification Open
Accurate prediction of syngas compositions in multicomponent organic waste gasification is challenging because of its intricate composition and abundant volatile matter, which contrasts with traditional coal gasification influenced mainly …
View article: Optimizing Nitrate Electroreduction toward Nearly 100% Ammonia Selectivity through Synergistic RuCu Catalysts and Integrated Coupled Anodic Reaction for High-Value Products
Optimizing Nitrate Electroreduction toward Nearly 100% Ammonia Selectivity through Synergistic RuCu Catalysts and Integrated Coupled Anodic Reaction for High-Value Products Open
Copper-based catalysts have been widely used in the field of the nitrate reduction reaction (NO3RR) to ammonia, demonstrating high nitrate reduction rates. However, their low selectivity for ammonia production poses significant limitations…
View article: Highly Efficient and Selective Electrocatalytic Semihydrogenation of Acetylene to Ethylene via Continuous Proton Feeding and Accelerated Transfer on Cu NP/FeNC Composite
Highly Efficient and Selective Electrocatalytic Semihydrogenation of Acetylene to Ethylene via Continuous Proton Feeding and Accelerated Transfer on Cu NP/FeNC Composite Open
Electrocatalytic hydrogenation of acetylene to ethylene in aqueous electrolytes under ambient conditions faces efficiency and selectivity limitation due to the competitive formation of 1,3‐butadiene and hydrogen. In this study, the develop…
View article: Recovering palladium and gold by peroxydisulfate-based advanced oxidation process
Recovering palladium and gold by peroxydisulfate-based advanced oxidation process Open
Palladium (Pd) and gold (Au) are the most often used precious metals (PMs) in industrial catalysis and electronics. Green recycling of Pd and Au is crucial and difficult. Here, we report a peroxydisulfate (PDS)–based advanced oxidation pro…
View article: Recovering precious metals from spent catalysts by peroxydisulfate-based advanced oxidation process
Recovering precious metals from spent catalysts by peroxydisulfate-based advanced oxidation process Open
The recovery of precious metals from discarded wastes is an attractive potential remedy for their supply disruption risk. Nevertheless, the use of conventional solvents in metallurgical processes has significant negative environmental effe…
View article: Theory-guided design of electron-deficient ruthenium cluster for ampere-level current density electrochemical hydrogen evolution
Theory-guided design of electron-deficient ruthenium cluster for ampere-level current density electrochemical hydrogen evolution Open
Ru-based materials have regarded as ideal alternatives to Pt-based catalysts for hydrogen evolution reaction (HER), however, strong adsorption of H intermediate for Ru-based catalysts results in an unsatisfactory HER activity. Herein, we p…
View article: Bacteria-derived atomically dispersed iron–nitrogen–phosphorus active sites for boosting electrochemical CO2 reduction kinetics
Bacteria-derived atomically dispersed iron–nitrogen–phosphorus active sites for boosting electrochemical CO2 reduction kinetics Open
The construction of efficient electrocatalysts is key in harnessing the electrochemical CO2 reduction reaction (CRR) to produce high-value chemicals. Herein, a typical bacterium containing metal–nitrogen (M−N) groups and with a rich phosph…
View article: Ternary PtCoMo Alloy with Dual Surface Co and Mo Defects for Synergistically Enhanced Acidic Oxygen Reduction
Ternary PtCoMo Alloy with Dual Surface Co and Mo Defects for Synergistically Enhanced Acidic Oxygen Reduction Open
Proton exchange membrane fuel cell (PEMFC) is considered as the most promising energy conversion technology, which is hampered by the unsatisfied activity and high loading of Pt. The performance of Pt‐based catalyst toward PEMFC depends on…
View article: Salt aqua regia as a green solvent for recovering precious metals
Salt aqua regia as a green solvent for recovering precious metals Open
Spent catalysts are valuable secondary resources of precious metals. Traditional methods of recovering precious metals typically use highly corrosive aqua regia, which is extremely dangerous and leads to severe environmental pollution. Her…