Chemoselective C-H arylations were accomplished through micellar catalysis by a versatile single-component ruthenium catalyst. The strategy provided expedient access to C-H-arylated ferrocenes with wide functional-group tolerance and ample scope weak chelation assistance. sustainability of the arylation was demonstrated outstanding atom-economy recycling studies. Detailed computational studies support for facile activation thioketone

The hierarchical self-assembly of distinct nanoelements into precisely ordered nanostructures requires efficient and flexible fabrication strategies. Herein, we report the precise bimetallic gold-planet-silver-satellite nanoparticle-arrangements employing RAFT star polymers as particle linker connecting gold nanoparticles (AuNPs) silver (AgNPs) with judiciously modified surface activity. strengths this approach include adjustability interparticle distances by tailoring polymer molar mass....

Reversible addition–fragmentation chain-transfer (RAFT) polymerization is a powerful tool for the precise formation of macromolecular building blocks that can be used construction well-defined nanocomposites.

The versatile properties make hydrogels a potential multipurpose material that finds wide applications. However, the preparation of is very challenging. Here, we report method based on free radical reaction and composite mechanisms to prepare mechanical electrical self-healing multifunctional hydrogels. In this study, introduction imidazolium salt ionic liquids glycerol in hydrogel system endows gels with good antibacterial, conductive, adhesive excellent antifreeze properties. testing...

Abstract Background There are different degrees of flaws in the knowledge structure humanistic medicine medical staff. The level emotional intelligence staff affects their career development as well relationship with patients. Currently, research on care ability (HCA) and China other countries is rare. This study aimed to investigate correlation between HCA whole hospital Methods questionnaire survey employed contained self-designed questions members’ socio-demographic background, Caring...

Abstract Objective To design a teaching model of innovative nursing practice workshop for new nurses based on creativity component theory and OBE concept, to explore its implementation effect application evaluation. Methods Using convenience sampling, 50 newly recruited in 2021 from tertiary hospital Chengdu were selected as the study subjects taught using nurses’ concept. Results Before after teaching, scale scores significantly improved, effects demonstration, satisfaction results,...

Abstract Integrating the properties of magnetite nanoparticles (MNPs) and high‐density polymer brushes in one structure requires sophisticated synthetic designs effective chemical approaches. A simple versatile strategy for fabrication hydrophilic‐polymer‐capped magnetite‐core‐silica‐shell nanohybrids with well‐defined employing reverse microemulsion technique reversible addition–fragmentation chain transfer (RAFT) polymerization is presented. The brush allows precise patterning magnetic a...

The purpose of this study was to analyze the growth status and identify risk factors that influence catch-up preterm infants after discharge provide evidence for feeding strategies need further research. A descriptive correlational analysis applied. sample consisted 309 their caregivers selected from June August 2017 five women's children's hospitals. Self-designed questionnaires based on knowledge, attitude practice Health Belief Model (HBM) were used measure discharge. Logistic regression...

Polycyclic polymers made from cyclic (ABC)_n-multiblock-copolymers that may undergo self-complementary hydrogen bonds within the individual rings show extraordinary material properties.

Objective To determine the level and influencing factors of informal caregiver burden in gynaecological oncology inpatients receiving chemotherapy. Methods This cross-sectional study enrolled patients their caregivers between May 2018 November measured caregivers’ using Caregiver Burden Inventory. The were evaluated with univariate regression analysis multivariate linear stepwise analysis. Results A total 138 completed questionnaire. mean ± SD score was 53.18 10.97. highest recorded...

To investigate the clinical characteristics and risk factors for feeding intolerance (FI) in preterm infants to provide evidence early identification, effective prevention treatment of FI. Methods: A total 116 were recruited Department Neonatology, West China Second Hospital, Sichuan University, from July 2016 December 2016. Self-designed "the observation table infant" was used find out main FI infants. Results: 1) There 62 cases The incidence 53.45% (62/116). It 44.93% (31/69) 65.96%...

A novel mitochondrial-targeted deep-red fluorescence ATP probe, <bold>NIR-A</bold>, was reported together with its successful application to monitor fluctuation in Ramos cells and zebrafish real-time.

We report an efficient synthesis route for the formation of gold/silver-core⁻PE-shell nanohybrids in a simple self-assembly approach using PE with strong aurophilicity and argentophilicity, via thiol- trithiocarbonate terminated moieties. This united unique properties polyethylene (PE) gold silver nanoparticles, well-defined end-group design PE. These nanocomposites showed similar solubility as PE, confirmed by dynamic light scattering, could be fully incorporated into matrix different...

Linear and four-arm star polystyrene samples prepared by RAFT polymerization were grafted to gold surfaces directly via their thiocarbonylthio-end groups. Nanoscale polymer patterns subsequently formed constrained dewetting. The patterned films then served as a template for the precise arrangement of nanoparticles in monolayer with well-defined regular structure. Using polymers linker between planar surface particles, structural stability arranged particles can be further enhanced....

The ancient inorganic pigment Egyptian Blue is a fluorophore with outstanding near-infrared (NIR) performance and thus considered as an emerging optical material that meets the current demand for cheap, efficient, nontoxic NIR nanofluorophores. Herein, we present protocol quick mass production of (CaCuSi4O10) nanosheets (EBNSs) lateral size down to ∼100 nm by applying state-of-the-art ball-milling techniques. A systematic decay photoluminescence behavior decreasing EBNSs was found, which...

Abstract In mizellarer Katalyse wurden chemoselektive C‐H‐Arylierungen durch einen vielseitigen, wohl definierten Rutheniumkatalysator ermöglicht. Diese Strategie eröffnete praktischen Zugang zu C‐H‐arylierten Ferrocenen, toleriert eine Vielzahl an funktionellen Gruppen und ermöglicht breite Anwendung schwache Koordination. Die Nachhaltigkeit der C‐H‐Arylierung zeigt sich besonders in herausragenden Atomökonomie den Recyclingstudien. Detaillierte computerchemische Studien untermauern...

Polyethylene glycol-grafted gold nanoparticles are attached to silica nanoparticle cores via hydrogen bonding in a controlled fashion, forming well-defined core-satellite structures colloidal solution. For separating these complex effectively from the parental nanoparticles, straightforward and easy protocol using glass beads has been developed. The show unique surface mobility on core surface, which allows for rearrangement into 2D ring pattern surrounding template when cast planar surface....

Abstract Carbon nanotubes feature one‐dimensional nature of collective excitations, wherein strong confinement surface plasmons severely hinders the liberation hot electrons (HEs), posing grand challenges for their utilization in photochemistry. In this study, we prototypically achieved directed HEs flow and extraction hybrid plasmonic CNN based on cup‐stacked carbon (CSCNTs), taking advantage privileged edge‐plane sites. The localized p z electronic states accessible intersubband plasmon...

Abstract Carbon nanotubes feature one‐dimensional nature of collective excitations, wherein strong confinement surface plasmons severely hinders the liberation hot electrons (HEs), posing grand challenges for their utilization in photochemistry. In this study, we prototypically achieved directed HEs flow and extraction hybrid plasmonic CNN based on cup‐stacked carbon (CSCNTs), taking advantage privileged edge‐plane sites. The localized p z electronic states accessible intersubband plasmon...

The aim was to explore the effectiveness of a tracing methodology combined with failure mode and effect analysis (FMEA) for managing falls in pregnant women during perioperative period interventional prenatal diagnosis. Using methodology, process evaluated analyzed using FMEA after reviewing data, on-site interview, case tracking inspection, improvement measures were proposed existing risk factors, fall-related quality indicators, satisfaction health education, priority number compared...

To investigate the dietary nutrient intake and nutritional status of children with Duchenne muscular dystrophy (DMD), to explore correlation between them, so as provide theoretical basis for formulation proper treatment DMD.A total 223 aged 2 14 years who came West China Second University Hospital, Sichuan from July 2017 April 2021, were diagnosed DMD by genetic testing enrolled subjects study. Dietary assessment was conducted a 3-day 24-hour recall, serum vitamin D level measured...