GO and MoS₂ solution in combination with NiO nanoparticles present a high performance supercapacitor excellent cycling stability.

Abstract Fluorinated compounds can exhibit interesting biological properties. The importance of these species has made that the chemistry fluorine experienced a great development. On this review, recent advances on asymmetric fluorination reactions promoted by chiral hydrogen bonding‐based organocatalysts are discussed. Hence, examples using phosphoric acid, carboxylic (thio)urea and squaramide derivatives illustrated. growth field is amazing. We have only considered pivotal works in which...

The influence of functionalised multi-layer graphene (FMLG) on anti-corrosion behaviour zinc-rich primer (ZRP) was investigated. Electrochemical impedance spectroscopy, salt spray, cathodic delamination, pull-off adhesion tests and scanning electron microscopy analysis were evaluated. Samples prepared using 0.25, 0.5, 0.75 1 wt-% FMLG substituted by the same amount zinc particles in epoxy containing 75 dust. Results revealed that sacrificial barrier performances ZRP improved presence FMLG....

We report the hydrogenation-assisted unzipping of multiwall carbon nanotubes grown on silicon substrates. Carbon are formed using hydrogen and acetylene or methane in a direct-current plasma enhanced chemical vapor deposition chamber at temperature 650 °C. By patterning nickel prior to growth CNTs, desired patterns feasible which can be used for purposes. The unrolling CNTs is mixture oxygen treatments temperatures ranging from 200 600 °C presence powers around 0.3–0.7 watt cm−2. extended...

This study investigates the effect of hybrid multilayer graphene-tripolyphosphate on long-term corrosion protection efficiency zinc-rich paint. The nanomaterial as a resistance modifier was prepared trough simple method by addition sodium tripolyphosphate aqueous solution to dispersed multi-layer graphene in water/ethanol during stirring. performance studied salt spray, electrochemical impedance spectroscopy, scanning electron microscopy, X-ray diffraction, cathodic delamination and pull-off...

Abstract Ti 3 C 2 T x MXene has attracted a considerable attention in energy devices, such as lithium-ion batteries and supercapacitors. This study investigated the effects of ultra-sonication drying conditions on structure electrochemical performance MXene-based supercapacitor electrode, where significant improvement super-capacitive behavior sample that was sonicated vacuum-dried at 80 °C been observed. nano-sheets were obtained by aluminum etching AlC MAX-Phase followed rinsing...

In this study, a high-capacity freestanding supercapacitor electrode was developed through electrospinning of Ti

An effective and green method including in-situ solvothermal reduction of multi-layered graphene oxide (MLGO) using a mixture acetonitrile sesame, ginger cinnamon oils, was investigated for preparing hydrophobic corrosion-resistant epoxy coating. The efficiencies the oils as reducing agents with synergistic effect by in MLGO at temperature 70 °C were compared each other. FT-IR, TGA, Raman, Mapping-EDAX analysis showed that process acetonitrile/cinnamon oil successfully performed. results...

Multi-layered Graphene oxide (MLGO) were modified with Talc to prepare a hydrophobic corrosion resistance agent for epoxy through three different methods. The humidity and salt spray tests after 360 500 h, respectively, showed the higher performance of sample prepared by reflux method compared heater-stirrer microwave method. results FT-IR that in presence Talc, some oxygenated functional groups on MLGO decreased. Also, comparison experimental coatings containing 1%wt MLGO/Talc ratios best...

Tripolyphosphate corrosion inhibitor was modified by functionalized graphite nanoplatelets to obtain a hybrid nanoparticle (functionalized nanoplatelets–tripolyphosphate) with homogenous dispersion in epoxy coating. The effect of nanoplatelets–tripolyphosphate on adhesion and anticorrosion behavior discussed. Characterization analyses the were performed Fourier transform-infrared spectroscope, scanning electron microscope, transmission microscope. linked nanoparticles hydrogen bondings....

In this paper, we report the fabrication of three-dimensional (3D) hybrid carbon nanotubes (CNT)-based nanostructures. Secondary are grown on hydrogenated and unzipped horizontal without any further catalyst deposition. Hydrogenation CNTs leads to out-diffusion Ni nanoparticles that were trapped within walls during original growth process. This effect, as permeation, formation nickel dots at surfaces which acts for secondary nanotubes. By controlling condition, a variety 3D structures could...

In this study, a high-capacity freestanding supercapacitor electrode was developed by the electrospinning of Ti3C2Tx MXene/Polyaniline (PANI)/Polyvinylidene fluoride (PVDF) composite. To benefit from synergistic effect highly conductive two-dimensional (2D) MXene and pseudo-capacitive PANI, MXene/PANI composite achieved through facile synthesis. produced selective etching Ti3AlC2 using hydrofluoric (HF) acid, which then mixed PANI Emeraldine salt in N-Methyl-2-Pyrrolidone (NMP). PVDF added...

In this work, we report a novel high yield hydrogen assisted unzipping method of multi-wall Carbon nanotubes. Vertical MWNTs are grown on Silicon substrate at low temperature by PE-CVD using Methane or Acetylene gas. Vertically aligned CNTs horizontally placed another through combination SF6 plasma exposure and mechanical rubbing. Horizontally exposed to 300-500ºC for several minutes. Plasma results in longitudinal nanotubes which, turn, leads graphene nano-sheets Graphene nano-ribbon...