Graphene-like two-dimensional materials (2DMats) show application potential in optoelectronics and biomedicine due to their unique properties.

Water-soluble, monodispersed, and bluish green-emitting Au10 nanoclusters were synthesized through a simple reaction, in which histidine served as both reducing agent protecting ligand. UV-visible absorption, photoluminescence, electrospray ionization (ESI) mass spectrometry, X-ray photoelectron spectroscopy (XPS) carried out to demonstrate the chemical composition optical properties of clusters. The mechanism this proposed reaction was explored ability proved from its imidazole group....

A mussel-inspired interlayer of polydopamine (PDA)/polyethylenimine (PEI) is codeposited on the ultrafiltration substrate to tune interfacial polymerization piperazine and trimesoyl chloride for preparation thin-film composite (TFC) nanofiltration membranes (NFMs). This hydrophilic results in an efficient adsorption solution pores. The height increases with PDA/PEI codeposition time from 45 135 min due capillary effect prepared TFC NFMs are characterized thin smooth polyamide selective...

The effects of different local crystalline structures two-dimensional (2D) MoS₂sheets on the performance organic solar cells (OSCs) are studied, providing new insights towards high-performance devices.

A synergistic approach combining new material design and interfacial engineering of devices is adopted to produce high efficiency inverted solar cells. Two polymers, based on an indacenodithieno[3,2‐ b ]thiophene‐difluorobenzothiadiazole (PIDTT‐DFBT) donor–acceptor (D–A) polymer, are produced by incorporating either alkyl thiophene (PIDTT‐DFBT‐T) or thieno[3,2‐b]thiophene (PIDTT‐DFBT‐TT) π‐bridge as spacer. Although the PIDTT‐DFBT‐TT polymer exhibits decreased absorption at longer...

Three-dimensional interlayer-expanded WS₂/3DG architecture exhibits enhanced electrochemical properties for lithium storage and hydrogen evolution due to synergistic effects between the components.

Abstract Significantly increased power conversion efficiency (PCE) of polymer solar cells (PSCs) is achieved by applying a plasmonic enhanced light trapping strategy to low bandgap conjugated polymer, poly(indacenodithiophene‐ co‐phananthrene‐quinoxaline) (PIDT‐PhanQ) and [6,6]‐phenyl‐C 71 ‐butyric acid methyl ester (PC BM) based bulk‐heterojunction (BHJ) system. By doping both the rear front charge‐selecting interfacial layers device with different sizes Au NPs, PCE devices improved from...

A novel hole transport layer (HTL) composed of ultrathin two-dimensional, molybdenum disulfide (MoS₂) sheets decorated with 20 nm gold nanoparticles (NPs) (MoS₂@Au) was developed to make use plasmonics for organic solar cells (OSCs).

In contrast to the relatively clear understanding of epitaxial crystallization induced by one-dimensional nanofillers, underlying interfacial interactions between polymer crystals and two-dimensional graphene oxide (GO) nanosheets are something a mystery. Here, GO-assisted formation poly(lactic acid) (PLA) stereocomplex (SCs) is disclosed from quantitative structural analysis direct morphological observations at multiscale interaction mechanism molecular level. It unexpected observe that...

A universal and scalable electrospinning method was developed to produce uniform multicomponent alloy nanoparticles encapsulated in N doped thin carbon layers as bifunctional catalysts for OER ORR.

Graphene sheets decorated with metal nanoparticles are emerging novel graphene-based hybrids for tuning the intrinsic properties of both components fundamental research and technological applications. Here we report a new wet-chemistry strategy to efficiently uniformly decorate reduced graphene oxide (RGO) unique gold nanodots (GNDs). Non-covalent self-assembly perylene thiol derivative (ETPTCDI) on basal plane GO forms by reducing dispersed serves as an excellent two-dimensional template in...

Power conversion efficiency up to 11.7% was achieved with a CdSe nanocrystal acting as an electron transport/extraction layer for perovskite solar cells under standard AM1.5G conditions in air.

A green and industrially viable two-step process was demonstrated for toughening polylactide (PLA) without compromising the biobased biodegradable nature. First, poly(3-hydroxybutyrate) (PHB) biopolymer thermally degraded in an extruder to create PHB oligomers (dPHB) with functional end-groups suitable further reactions. Second, a reactive extrusion developed covalently anchor dPHB onto main chain of PLA. PLA 20% (w/w) grafted impressive elongation at break 538%, 66 times higher than that...

It is a huge challenge to have controllable interfacial polymerization in the fabrication process of nanofiltration (NF) membranes. In this work, polyphenol interlayer consisting polyethyleneimine (PEI)/tannic acid (TA) was simply assembled on polysulfone (PSf) substrate fine-tune process, without additional changes typical NF membrane procedures. addition, three decisive factors were examined, including diffusion kinetics fluorescence-labeled piperazine (FITC-PIP), spreading behavior hexane...

The limited intrinsic conductivity of two-dimensional (2D) MoS₂ nanosheets compromises its high electrocatalytic performance. In this work, we develop a facile method simply dispersing into water-isopropanol solution high-conducting single-walled carbon nanotubes (SWCNTs) for preparation MoS₂/SWCNT composites. SWCNTs in the hybrid system serve as effective electron transport channels among 2D and facilitate charge transfer at catalyst-electrolyte interface. We investigated influence ratios...

We report the synthesis and formation mechanism of In2S3 porous films composed ultrathin curved nanoflakes by a simple environment-friendly biomolecule-assisted hydrothermal process. find that concentrations pH conditioner biomolecule glutathione significantly affect morphology structure films. The as-synthesized exhibit strong absorption in ultraviolet region early visible UV-Vis spectrum, with threshold around 501 nm. As compared its dense film, film shows enhanced photocatalytic...

A simple self-assembly procedure was developed for preparing a solution of 2D exfoliated MoS₂ sheets with very long-term stability suitable high-performance solar cell fabrication.

The origin of hydrolysis-induced nanofibrillation and crystallization, at the molecular level, was revealed by mapping conformational ordering during long-term hydrolytic degradation initially amorphous poly(lactic acid) (PLA), a representative model for degradable aliphatic polyesters generally displaying strong interplay between crystallization erosion. regularization chain segments essentially main driving force morphological evolution PLA degradation. For hydrolysis 37 °C, no significant...

Polyglycolic acid (PGA) is a biocompatible and biodegradable polymer with high crystallinity. It difficult to obtain PGA porous scaffolds controllable morphology as well outstanding mechanical properties without toxic solvents. The current study thus aimed develop novel melt-foaming strategy prepare through the interaction between molecules supercritical carbon dioxide (scCO2). Before design of foaming strategy, rheological were first studied by Haake rheometer, whereas effect scCO2 on was...

Abstract Polymer solar cell (PSC) has been developed vastly in the past decade due to advantages of low cost, lightweight, mechanical flexibility, versatility chemical design and synthesis, semitransparency, solution processing. The performance lifetime PSCs are highly dependent on properties both active materials their interfaces. combination organic chemistry multitude well‐understood ligand–metal interactions allows self‐assembled monolayers (SAMs) molecules direct control over electronic...