Bifunctional gas sensor based on Bi2S3/SnS2 heterostructures with improved selectivity through visible light modulation

Effective monitoring of hazardous gases at room-temperature is extremely indispensable in the “Internet of things” application; however, developing bifunctional gas sensors for the advanced sensing platform still remains a challenge....

Reducing sputter induced stress and damage for efficient perovskite/silicon tandem solar cells

Reducing damages caused by sputtering of transparent conductive oxide (TCO) electrodes is critical in achieving highly efficient and stable perovskite/silicon tandem solar cells. Here we study the sputter caused damage...

Promoting interfacial charge transfer by B/N co-doping enable efficient ORR catalysis of carbon encapsulated Fe2N

High efficiency and durability are two key targets for developing electrochemical catalysts for oxygen reduction reaction (ORR). Here, B/N co-doping porous carbon shell encapsulated Fe2N nanoparticles (NPs) was synthesized as...

A robust ethane-selective hypercrosslinked porous organic adsorbent with high ethane capacity

While preferential adsorption of ethane (C2H6) over ethylene (C2H4) is more advantageous in industrial separation technology, most porous materials such as metal-organic frameworks, covalent-organic frameworks, and hydrogen-bonded organic frameworks provide...

NiMoOx as a Highly Protective layer against Photocorrosion for Solar Seawater Splitting

Photoelectrochemical (PEC) seawater splitting is a promising alternative for solar energy conversion and storage. However, the sluggish surface reaction dynamics and photocorrosion/corrosion generally limit the semiconductors for potential large-scale application....

Regioregularity-Control of Conjugated Polymers: From Synthesis, Properties, to Photovoltaic Device Applications

In the last decade, extensive academic and industrial efforts have been devoted to developing efficient conjugated polymers (CPs) for organic electronics. Specifically, the relationship between the molecular structures, properties, and...

Argentophilic pyridinic nitrogen for embedding lithiophilic silver nanoparticles in three-dimensional carbon scaffold for reversible lithium plating/stripping

Reversible lithium metal plating and stripping is required for durable operation of lithium metal batteries. Three-dimensional architecture has been employed for accommodating volume change of lithium metal during repeated plating...

Triggering interfacial activity of traditional La0.5Sr0.5MnO3 cathode with Co-doping for proton-conducting solid oxide fuel cells

Doping La0.5Sr0.5MnO3-δ (LSM) cathode with the Co element allows the new material La0.5Sr0.5Mn0.9Co0.1O3-δ (LSMCo) to show improved performance compared with the Co-free LSM for proton-conducting solid oxide fuel cells (H-SOFCs),...

Coupling NiCo catalysts with carbon quantum dots on hematite photoanodes for highly efficient oxygen evolution

Highly efficient hole transfer from photoanodes to oxygen evolution catalysts is crucial for solar photoelectrochemical (PEC) water splitting. Herein, we demonstrated the coupling of NiCo catalysts with carbon quantum dots...

Molecular interactions and functionalities of organic additive in a perovskite semiconducting device: a case study towards high performance solar cells

A chiral aromatic amino acid, (S)-3-Amino-4-phenylbutyric acid hydrochloride (s-APACl), was employed as an additive to the active layer in a p-i-n organic-inorganic halide perovskite solar cell. This additive led to...