Showing papers in "Journal of Materiomics in 2018"

TL;DR: In this article, the authors present guidelines about pertinent research requirements into a wide range of secondary properties, measurement techniques, and salient literature for lead-free piezoceramics, including cost, Reproducibility, 3. Mechanical and Thermal Properties, 4. Electrical Conductivity, and 5. Lifetime.

TL;DR: In this paper, the authors reviewed the research progress of the field of graphene-based materials prepared by the electrophoretic deposition (EPD) process in recent 5 years, including graphene films, graphene non-metal composites, graphene/metal-based nanoparticles composites and graphene/polymer composites.

TL;DR: In this article, the ergodic relaxor phase becomes dominant with dynamic polar nano-regions attributed to the absence of ferroelectric domain in the relaxor phases, and the recoverable energy density exhibits small variation in elevated temperature where the depressed polarization is compensated by almost hysteresis free loops.

TL;DR: In this article, an overview of defect engineering in 2D eletrocatalysts for hydrogen evolution reaction (HER), oxygen reduction reaction (ORR), and oxygen evolution reaction(OER) is presented.

TL;DR: In this paper, the authors present recent advances in binary and multinary selenide thermoelectric materials, covering traditional PbSe, liquid-like Cu2Se, layered SnSe, diamond-like and disordered multinary compounds.

TL;DR: In this paper, a mediated facile and relative green approach for the preparation of reduced graphene oxide (RGO) in ethanol using artemisinin as a reducing agent is reported for the first time.

TL;DR: In this article, the evolution of textured lead-free piezoceramics has been explored, primarily focusing on the technique of TGG and RTGG, as an alternative to single crystals.

TL;DR: In this paper, the authors investigated the correlation of structure, dielectric, ferroelectric and impedance properties of lead-free ferro-electric ceramics and found that Tm and em showed decreasing trend with the increase of BMT content, while P-E loops became slimmer and slimmer.

TL;DR: In this paper, the intrinsic properties of the sample were calculated by the four-parameter semi-quantum model as well as the Clausius-Mosotti & damping equations, and the results indicated that the external mode (Eu) yield greatest contribution to intrinsic permittivity and loss.

TL;DR: In this paper, the photodeposition of metal nanoparticles on the surface of transition metal oxide and transition metal dichalcogenides has been reviewed and their current applications are explained.

TL;DR: In this paper, a peak zT of ∼1.1 was achieved for Bi1.85In0.15Te2Se+ 0.25% SbI3 alloy after hot deformation, showing a great application prospect of this alloy in mid-temperature TE power generation.

TL;DR: In this paper, CNT sponges (undoped and boron-doped) reinforced polydimethylsiloxane (PDMS) composites were fabricated and a micromechanical model was validated to describe the mechanical behaviors of CNT sponge reinforced composites.

TL;DR: In this article, a flexible polymer nanocomposite has been developed via introducing Nd-doped BaTiO3 nanoparticles into the poly(vinylidene fluoride), which delivers a discharged energy density up to 12.5

TL;DR: Li2Ti0.75(Mg1/3Nb2/3)xO3 (0.35) solid solutions synthesized by traditional solid-state reaction method is reported in this article.

TL;DR: In this paper, a solvothermal-assisted liquid-phase exfoliation technique is firstly employed for preparing large size and high quality black phosphorus (BP) nanosheets.

TL;DR: In this paper, the phonon and electron transport properties of both 2H and 1T′ phases were investigated by first-principle calculations, and it was found that upon the phase transition from 2H to 1T', the electron transport is greatly enhanced, while the lattice thermal conductivity is reduced by several times.

TL;DR: In this article, a hand-exfoliated fluorophlogopite film with micrometer scale thickness was used for high-temperature energy storage applications, achieving an energy density of around 11.27 J/cm3 with a variation within 2%.

TL;DR: In this article, the stability and ferroelectricity of two-dimensional (2D) group-IV monochalcogenides MX (M, N, or Pb; X, S, Se, or Te) were investigated.

TL;DR: In this article, the authors reported Fe doping in chalcopyrite-type CuGaTe2 and its influence on structural and thermal transport properties, which showed that thermoelectric properties of composite materials can be greatly improved by controlling its microstructure.

TL;DR: In this paper, the lattice constant and the band gap change linearly with increasing SnS, suggesting the formation of SnSe1-xSx solid solution, indicating the phase separation in the alloys.

TL;DR: In this paper, an Ag/AgCl/TiO2 nanocomposite was synthesized through the combination of sol-gel process and hydrothermal (HT) method followed by ion exchange method in the paper.

TL;DR: In this paper, a high symmetry cubic structure with sufficient band gap and consisting of nontoxic elements was proposed for thermoelectric applications, and the doping process effectively reduced the lattice thermal conductivity down to ∼ 0.5 W/m-K due to the phonons scattered by additional point defects.

TL;DR: In this article, the physical and chemical reactions involved during the RMI process were identified and analyzed, and the effect of pore size on the reaction was investigated by a quantitative model, which agrees very well with the experiment results.

TL;DR: In this article, a novel Z-scheme graphitic C3N4/reduced TiO2 microsphere (g-C3Ns4/r-TiO2) has been successfully synthesized by a solvothermal method.

TL;DR: In this paper, the effects of oxygen and moisture on the I-V characteristics of the TiO2 thin film by performing c-AFM measurements in ambient air, synthetic air, and argon gas were investigated.

TL;DR: In this article, a series of SPM techniques, including Atomic Force Microscopy (AFM), conductive AFM (c-AFM) and KPFM, are employed to measure variations of the surface structure, the resistance, the oxygen vacancy concentration, and the work function between the grain interior and the grain boundary, also provided a new insight into the resistance change of VO2 under an electric field.

TL;DR: In this paper, a flexible electromagnetic interference (EMI) shielding film was invented using both low melting temperature solder arrays and amorphous soft magnet particulates consolidated on a polyethylene terephthalate (PET) substrate.

TL;DR: In this paper, a hierarchical porous network structure was constructed by in situ ultraviolet irradiation assisted polymerization of an aqueous solution of N-isopropylacrylamide monomer in the presence of cesium tungstate nanosheets.

TL;DR: In this article, the authors introduced the recent efforts of controlling magnetoresistance of organic spin valves using ferroelectricity, where the ferro-electric material is either inserted as an interfacial layer or used as a spacer material.

TL;DR: In this article, the formation of Ag sheets having fractal network by oriented attachment at low reaction temperature of 30 °C was shown. And the synthesized Ag sheets exhibited good crystalline nature despite of their network structure and low synthetic temperature.