Showing papers in "Carbon in 2016"

TL;DR: An in-depth historical and current review is presented on the science of lithium-ion battery (LIB) solid electrolyte interphase (SEI) formation on the graphite anode, including structure, morphology, composition, electrochemistry, and formation mechanism.

TL;DR: In this article, a review of the development of carbon-based materials and their composites with alloy materials as well as their prospects and challenges for sodium ion battery anodes is presented.

TL;DR: In this article, the influence of the intrinsic properties of these fillers (graphene and its derivatives) and their state of dispersion in polymer matrix on the gas barrier properties of graphene/PNCs is discussed.

TL;DR: In this paper, a series of GFs with various chemical compositions and physical structures have been prepared via a facile and controllable method and their MA performance is investigated in 2-18 GHz.

TL;DR: In this article, the impacts of graphene nanoplatelets on microstructure, mechanical performance, thermal diffusivity, electrical conductivity and tribological properties of the composites were investigated.

TL;DR: In this article, a phase change composites is prepared by vacuum assisted impregnating of polyethylene glycol (PEG) into the cellulose/GNP aerogels, which exhibit high thermal conductivity, good shape stability and high latent heat of fusion.

TL;DR: In this paper, a facile, inexpensive and green method to implement lightweight biodegradable poly ( l -lactic acid) (PLLA)-multiwalled carbon nanotubes (MWCNTs) nanocomposite foams using a combinatorial technology of pressure-induced flow (PIF) processing and supercritical carbon dioxide (Sc-CO2) foaming was reported.

TL;DR: In this paper, a facile one-pot polyol route for the fabrication of CoNi/nitrogen-doped graphene hybrids as synergistic microwave absorber was reported.

TL;DR: Hybrid graphene aerogels (HGA) consisting of graphene oxide (GO) and graphene nanoplatelets (GNP) were prepared and introduced into polyethylene glycol (PEG) via vacuum impregnation, aiming at obtaining composite phase change materials (PCMs) with high thermal conductivity, outstanding shape-stabilization, high energy storage density, commendable thermal repeatability and the ability to light-to-heat energy storage.

TL;DR: In this article, the authors integrated deliberate material fabrication with density functional theory (DFT) calculations to probe intrinsic active sites, eg the defects and oxygen functionalities on graphene for activating O O bond in peroxymonosulfate (PMS) toward catalytic oxidation.

TL;DR: In this paper, a facile one-pot strategy was proposed to synthesize N-doped graphitic carbon-incorporated g-C 3 N 4 by adding a slight amount of citric acid into urea as the precursor during thermal polymerization.

TL;DR: In this paper, a direct comparison between G-film and microcellular graphene foam (G-foam) in terms of EMI shielding efficiency has been investigated in a broadband frequency range of 8.2-59.6 GHz.

TL;DR: In this article, a deconvolution of the O1s by 4 peaks is used to determine OC and OC contributions which provide upper and lower bounds for the related C1s peaks: CO, CO and COO.

TL;DR: In this article, a multifunctional N,S co-doped carbon quantum dots (N,S-CQDs) with pH dependent and color-switchable fluorescent property were synthesized directly from L-cysteine and NH3·H2O by a one-step hydrothermal route at 100°C.

TL;DR: In this paper, a type of lightweight and flexible multi-walled carbon nanotube (MWCNT)/waterborne polyurethane (WPU) composites is fabricated, which show superior shielding effectiveness (SE) of electromagnetic interference in the X-band even under the thin thickness of samples.

TL;DR: In this paper, the effects of various vacancy and substitution defects in a coronene parent molecule have been systematically analyzed using density functional theory (DFT), and the impacts of these defects are best understood in terms of a reduced symmetry as compared to a “parent” coronene molecule.

TL;DR: Aqueous-two polymer phase separation has emerged as an easily accessible and versatile approach for sorting nanotubes which is promising for low-cost scalable production of high-purity SWCNTs.

TL;DR: In this article, the authors demonstrated the co-doping of sulfur (S) and phosphorus (P) atoms into the three-dimensional macroporous, activated graphene aerogel (SP-AG).

TL;DR: In this article, uniform yolk-shell C@C microspheres are fabricated through a coating-coating-etching (CoE) route as a novel microwave absorber.

TL;DR: In this paper, high-porous, conductive graphene oxide (GO)/carbon nanotube (CNT) composite films are synthesized via facile vacuum filtration of hybrid dispersion.

TL;DR: Graphene (Gr)-based materials are a promising nanomaterial for the development of antibacterial surfaces owing to their biocidal activity as mentioned in this paper, however, the effect of the physicochemical features of these materials on their antibacterial activity has yet to be clarified.

TL;DR: In this article, the chemical and structural properties of bulk, colloidal, and dissolved BC were thoroughly examined using elemental analysis and a variety of spectroscopic techniques, and it was concluded that dissolved BC consists primarily of small aromatic clusters substituted by carboxylic groups, and by phenolic groups to a less extent.

TL;DR: In this paper, a high-dimensional graphene aerogel with anisotropic porous structure is fabricated by directional freezing of graphene hydrogel using anisotropically grown ice crystals as templates followed by freeze-drying.

TL;DR: The results suggest that neutral CDs-PEG are the most promising for biological applications as they do not induce any abnormalities in cell morphology, intracellular trafficking, and cell cycle up to concentrations of 300 μg mL−1.

TL;DR: In this paper, reduced graphene oxide (RGO) was decorated with well dispersed ZnO nanocrystals with narrow grain size distribution by a facile in-situ growth strategy.

TL;DR: In this paper, the effect of different sizes of hollow carbon nanospheres (HCNs) on microwave absorption has been investigated and it was shown that HCNs with an outer diameter of ∼70 nm and inner diameter of 30 nm exhibit the best microwave absorption performance.

TL;DR: In this article, high-surface-area carbon aerogels are synthesized by pyrolysis of nanocellulose aerogel that are prepared by dissolving of cellulose microcrystalline in NaOH aqueous solutions followed by gelation, regeneration and freeze drying or supercritical CO2 drying.

TL;DR: In this paper, the authors reported the preparation of nitrogen and phosphorous co-doped carbon microspheres through a hydrothermal process followed by heat treatment in presence of (NH4)2HPO4 and investigated their electrochemical performance as anode in sodium-ion batteries.

TL;DR: In this article, different properties of 2D carbon allotropes: α-, β- and γ-graphynes based on Density Functional Theory calculations are presented, including structural properties, optimum lattice parameters, interatomic distances, pore sizes, planar packing densities and specific surface areas.

TL;DR: In this paper, the effect of laser power and scanning speed on the piezoresistive performance of one-step direct laser writing (DLW) generated graphitic sensor or sensor arrays was investigated.