Junqing Yan
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View article: Dipole synergy enables fast directional charge transport for solar hydrogen and benzaldehyde coproduction
Dipole synergy enables fast directional charge transport for solar hydrogen and benzaldehyde coproduction Open
Artificial photosynthesis for hydrogen evolution coupled with benzyl alcohol photoreforming faces efficiency challenges due to insufficient charge directional transfer. Here, we report a synergistic strategy integrating the polarization el…
View article: "My productivity is boosted, but ..." Demystifying Users' Perception on AI Coding Assistants
"My productivity is boosted, but ..." Demystifying Users' Perception on AI Coding Assistants Open
This paper aims to explore fundamental questions in the era when AI coding assistants like GitHub Copilot are widely adopted: what do developers truly value and criticize in AI coding assistants, and what does this reveal about their needs…
View article: In<sub>2</sub>S<sub>3</sub>‐BaTiO<sub>3</sub> S‐Type Heterojunction Photocatalyst for Efficient Antibiotic Degradation and Hydrogen Generation
In<sub>2</sub>S<sub>3</sub>‐BaTiO<sub>3</sub> S‐Type Heterojunction Photocatalyst for Efficient Antibiotic Degradation and Hydrogen Generation Open
Quinolone antibiotics, particularly moxifloxacin (MOX), are increasingly contaminating aquatic ecosystems, posing significant threats to both the environment and human health. Due to its hydrophilicity and stability, traditional water trea…
View article: TiO<sub>2</sub> Supporting Cu–Au Alloy Nanoparticles for Photocatalytic Methanol Reforming to Hydrogen Production
TiO<sub>2</sub> Supporting Cu–Au Alloy Nanoparticles for Photocatalytic Methanol Reforming to Hydrogen Production Open
Methanol steam reforming (MSR) is a promising approach for hydrogen production, allowing for efficient production and safe transportation of hydrogen via liquid methanol. However, it requires relatively high temperatures to achieve high ac…
View article: Personal Safety Interlock System Based on Siemens Safety PLC
Personal Safety Interlock System Based on Siemens Safety PLC Open
The proton therapy system is currently one of the internationally recognized high-performance cutting-edge radiotherapy equipment. When the proton therapy system is running, secondary radiation and induced radiation such as gamma rays and …
View article: Steering CO <sub>2</sub> Electroreduction to Methane Production Over Copper via Polymer‐Regulated Hydrolysis
Steering CO <sub>2</sub> Electroreduction to Methane Production Over Copper via Polymer‐Regulated Hydrolysis Open
Carbon dioxide (CO₂) electroreduction in aqueous electrolytes is a complex electrochemical process that involves the transfer of multiple electrons and protons, resulting in various reaction pathways and products. A critical step in this p…
View article: Novel Gel method MXene‐Supported Dual‐Site PtNi‐NiO for Electrocatalytic Water Reduction and Urea Oxidation
Novel Gel method MXene‐Supported Dual‐Site PtNi‐NiO for Electrocatalytic Water Reduction and Urea Oxidation Open
Compared to the traditional oxygen evolution reaction (OER), the urea oxidation reaction (UOR) generally exhibits a lower overpotential during the electrolytic process, which is conducive to the hydrogen evolution reaction (HER) at the cat…
View article: Lattice Distortion Promotes Carrier Separation to Improve the Photoelectrochemical Water Splitting Performance of Bismuth Vanadate Photoanode
Lattice Distortion Promotes Carrier Separation to Improve the Photoelectrochemical Water Splitting Performance of Bismuth Vanadate Photoanode Open
The poor carrier separation capability and sluggish water oxidation reaction kinetics are two critical factors that impact the photoelectrochemical (PEC) water splitting performance of the bismuth vanadate (BiVO 4 ) photoanode. Previous st…
View article: Accelerating Ru<sup>0</sup>/Ru<sup>4+</sup> Adjacent Dual Sites Construction by Copper Switch for Efficient Alkaline Hydrogen Evolution
Accelerating Ru<sup>0</sup>/Ru<sup>4+</sup> Adjacent Dual Sites Construction by Copper Switch for Efficient Alkaline Hydrogen Evolution Open
The alkaline hydrogen evolution reaction (HER) always needs the nearby dual sites of water adsorption and H 2 generation, and Ruthenium‐based electrocatalysts are promising alternatives to platinum‐based materials. However, achieving both …
View article: Amorphous quantum dots co-catalyst: Defect level induced solar-to-hydrogen production
Amorphous quantum dots co-catalyst: Defect level induced solar-to-hydrogen production Open
Photocatalytic water splitting has been regarded as the most economical means for the production of green hydrogen. However, the conversion efficiency of photocatalytic water splitting is still low. Herein, a uniform dispersion of amorphou…
View article: Pulse High Temperature Sintering to Prepare Single‐Crystal High Nickel Oxide Cathodes with Enhanced Electrochemical Performance (Adv. Energy Mater. 3/2023)
Pulse High Temperature Sintering to Prepare Single‐Crystal High Nickel Oxide Cathodes with Enhanced Electrochemical Performance (Adv. Energy Mater. 3/2023) Open
Metal-Oxide Cathodes In article number 2203188, Hong Li, Jieshan Qiu, Weidong Zhou and co-workers develop a pulse high temperature sintering strategy for the preparation of single crystal high nickel NCM(LiNixCoyMn1−x−yO2), without using a…
View article: Recent progress on the modification of high nickel content NCM: Coating, doping, and single crystallization
Recent progress on the modification of high nickel content NCM: Coating, doping, and single crystallization Open
High nickel content layered cathodes, represented by NCM (LiNi x Co y Mn z O 2 , x + y + z = 1), are now widely employed in the market of electric vehicles, owing to their high energy density. With the gradual increase of nickel content an…
View article: 2D-C<sub>3</sub>N<sub>4</sub> encapsulated perovskite nanocrystals for efficient photo-assisted thermocatalytic CO<sub>2</sub> reduction
2D-C<sub>3</sub>N<sub>4</sub> encapsulated perovskite nanocrystals for efficient photo-assisted thermocatalytic CO<sub>2</sub> reduction Open
A water-stable CsPbBr 3 catalyst is designed using core–shell encapsulation of the perovskite nanoparticle by 2D-C 3 N 4 for photo-assisted thermocatalytic CO 2 reduction by H 2 O. The m-CN@CsPbBr 3 heterojunction shows surprisingly high C…
View article: IrO<sub><i>x</i></sub>@In<sub>2</sub>O<sub>3</sub> Heterojunction from Individually Crystallized Oxides for Weak‐Light‐Promoted Electrocatalytic Water Oxidation
IrO<sub><i>x</i></sub>@In<sub>2</sub>O<sub>3</sub> Heterojunction from Individually Crystallized Oxides for Weak‐Light‐Promoted Electrocatalytic Water Oxidation Open
Multi‐field coupling, especially photo‐assisted electrocatalysis, has recently been studied to further improve the oxygen evolution reaction (OER). In this study, an n‐type cubic In 2 O 3 semiconductor is employed for the first time to loa…
View article: Breaking Platinum Nanoparticles to Single‐Atomic Pt‐C<sub>4</sub> Co‐catalysts for Enhanced Solar‐to‐Hydrogen Conversion
Breaking Platinum Nanoparticles to Single‐Atomic Pt‐C<sub>4</sub> Co‐catalysts for Enhanced Solar‐to‐Hydrogen Conversion Open
Effective transfer and utilization of the photogenerated electrons are a key factor for achieving highly efficient H 2 generation by photocatalytic water splitting. Apart from the activity of the co‐catalyst, the interface between the co‐c…
View article: Single atom tungsten doped ultrathin α-Ni(OH)2 for enhanced electrocatalytic water oxidation
Single atom tungsten doped ultrathin α-Ni(OH)2 for enhanced electrocatalytic water oxidation Open
Electrocatalytic water oxidation is a rate-determining step in the water splitting reaction. Here, we report one single atom W 6+ doped Ni(OH) 2 nanosheet sample (w-Ni(OH) 2 ) with an outstanding oxygen evolution reaction (OER) performance…
View article: Air-stable phosphorus-doped molybdenum nitride for enhanced electrocatalytic hydrogen evolution
Air-stable phosphorus-doped molybdenum nitride for enhanced electrocatalytic hydrogen evolution Open
Molybdenum-based electrocatalysts for hydrogen evolution have been investigated extensively in recent years. However, unlike other non-oxides, molybdenum nitride generally shows a weak preference for hydrogen evolution and low performance …
View article: Recent Progress in Single‐Crystalline Perovskite Research Including Crystal Preparation, Property Evaluation, and Applications
Recent Progress in Single‐Crystalline Perovskite Research Including Crystal Preparation, Property Evaluation, and Applications Open
Organic–inorganic lead halide perovskites are promising optoelectronic materials resulting from their significant light absorption properties and unique long carrier dynamics, such as a long carrier lifetime, carrier diffusion length, and …