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Showing papers in "Carbon in 2021"


Journal ArticleDOI
15 Jun 2021-Carbon
TL;DR: In this paper, the authors reviewed conductive polymer composites (CPC) with multiple interfaces which have demonstrated to improve EMI SE, including foamed/porous, segregated, multi-component, multilayered/sandwiched and prefabricated conductive networks.

318 citations


Journal ArticleDOI
01 Feb 2021-Carbon
TL;DR: In this article, the effect of shell number of nanoparticles on microwave absorption properties is studied, and the results show that the multi-shell structure is beneficial to improve the conductivity loss and polarization loss.

293 citations


Journal ArticleDOI
01 Feb 2021-Carbon
TL;DR: In this article, the authors have highlighted synthesis methods, distinct doping mode of the dopants, complexity due to the dopant, benefits of co-doping, mechanism involved in the photo catalytic performance of various anion doped g-C3N4 based photo catalyst.

267 citations


Journal ArticleDOI
01 May 2021-Carbon
TL;DR: In this paper, a review of recent achievements for carbon materials with different microstructures as electromagnetic interference shielding materials (ESMs) and microwave absorption materials (MAMs) during the past five years is presented.

265 citations


Journal ArticleDOI
01 Jan 2021-Carbon
TL;DR: In this article, the authors investigated the interaction of cyclo[18] carbon with external environment through electrostatic potential and van der Waals potential, and then examined the strength and nature of the intermolecular interactions between cyclo18]carbon and various small molecules in detail by state-of-the-art quantum chemistry calculations and elaborate wavefunction analyses.

230 citations


Journal ArticleDOI
30 Apr 2021-Carbon
TL;DR: In this article, a novel method was proposed to prepare Ti3C2Tx-based porous electromagnetic interference (EMI) shielding composite films with the assistance of graphene oxide (GO).

182 citations


Journal ArticleDOI
15 Jun 2021-Carbon
TL;DR: In this article, the authors have systematically summarized the recent research on materials designed for microwave/radio wave absorption and EMI shielding, including carbon-based nanostructured materials, various kinds of polymers, layered inorganic materials and their composite hybrids.

173 citations


Journal ArticleDOI
01 Feb 2021-Carbon
TL;DR: In this paper, a multilayer-sandwiched Ti3C2Tx MXene heterostructure decorated with one-dimensional Co nanochains has been synthesized successfully through a facile in situ process.

171 citations


Journal ArticleDOI
01 Jul 2021-Carbon
TL;DR: In this article, a hierarchical structure of Fe3O4/Fe@C@MoS2 nanofibers was successfully obtained via a simple three-step method, which can meet the current demand for high-performance microwave absorption (MA) materials.

169 citations


Journal ArticleDOI
15 Apr 2021-Carbon
TL;DR: In this article, FeIII-MOF-5-derived/carbon fibers composites (FMCFs) were successfully prepared through facile electrospinning, along with deeply investigating the electromagnetic (EM) wave attenuation of these carbon-based composites.

166 citations


Journal ArticleDOI
01 Feb 2021-Carbon
TL;DR: In this paper, three-dimensional pleated RGO/MXene/Fe3O4 microspheres (FMCM) are successfully fabricated by simple and rapid ultrasonic spray technology.

Journal ArticleDOI
01 Jan 2021-Carbon
TL;DR: In this article, a carbon modified nickel cobalt oxide, C-NiCo2O4, porous nanofiber is successfully constructed by electrospinning and in-situ hierarchical thermal treatment engineering.

Journal ArticleDOI
01 May 2021-Carbon
TL;DR: In this article, hybrid graphene aerogels with decoration of 1D CoNi chains and CNTs (GA-CNT-CoNi) were fabricated via a facile freeze-drying method and followed by thermal reduction.

Journal ArticleDOI
01 Mar 2021-Carbon
TL;DR: Based on two microwave-absorbing mechanisms, the three-dimensional (3D) porous carbon materials derived from wheat flour were prepared via pyrolysis carbonization, and ZnFe2O4 nanospheres were synthesized and distributed on the surface of carbon skeleton by simple solvothermal method.

Journal ArticleDOI
01 Mar 2021-Carbon
TL;DR: In this article, the two-dimensional (2D) graphene-like porous carbon nanosheets (GPCN) derived from the waste pomelo peel were developed.

Journal ArticleDOI
01 Jul 2021-Carbon
TL;DR: In this paper, a nanocomposite composed of nitrogen-doped (Ndoped) biomass-derived carbon (BDC) and Ni/C nanosphere derived from Ni-MOF (MPC@Ni/C) has been designed and synthesized.

Journal ArticleDOI
15 Apr 2021-Carbon
TL;DR: In this article, the concept of thick electrode is utilized to design a-17 mm three-dimensional (3D) all-carbon frameworks with remarkable structural stability as high-areal-capacity anode for lithium-ion batteries.

Journal ArticleDOI
Xiang Zhang1, Yanyan Dong1, Fei Pan1, Zhen Xiang1, Xiaojie Zhu1, Wei Lu1 
15 Jun 2021-Carbon
TL;DR: In this article, a 1D heterostructure hybrid was successfully synthesized through anchoring the flower-like 2D MoS2@Fe3O4 0D nanospheres on the surface of the 1D hollow carbon microtubes (CT) derived from cattail by electrostatic self-assembly.

Journal ArticleDOI
Zhicheng Liu1, Fei Pan1, Baiwen Deng1, Zhen Xiang1, Wei Lu1 
15 Apr 2021-Carbon
TL;DR: In this article, the 3D worm-like expanded graphite (EG)/2D MoS2 nanosheets hybrid was synthesized by a facile in-situ self-assembled hydrothermal process.

Journal ArticleDOI
30 Oct 2021-Carbon
TL;DR: In this paper, a multiscale tailoring of dielectric "genes" of graphene-based heterostructure is further demonstrated experimentally and theoretically based on previous work, endowing unlimited possibility to manipulate electromagnetic response, even at elevated temperature.

Journal ArticleDOI
15 Apr 2021-Carbon
TL;DR: In this article, a symmetric supercapacitor with a pore volume of 1.83 cm3 was constructed from wood carbon waste blocks and achieved a specific capacitance of 588 F g−1 at 0.4 V in 6 m KOH and 0 2 V in 1 m Na2SO4 electrolyte, respectively.

Journal ArticleDOI
15 Oct 2021-Carbon
TL;DR: In this article, a review of the recent research progress in the application of carbon-based materials as electrode materials for fast charging lithium-ion batteries is presented, with special emphasis on the relationship between the electrode structure and fast charging performance.

Journal ArticleDOI
01 Feb 2021-Carbon
TL;DR: In this paper, a series of alkali-activated carbon materials (TOKs) were prepared by a single-pot polymerization-carbonization-activation method using KOH as a dynamic molecular porogen.

Journal ArticleDOI
15 Apr 2021-Carbon
TL;DR: In this paper, multi-walled carbon nanotubes (MWCNTs) are confinedly implanted into flower-like cobaltosic oxide (Co3O4) to tailor the conductive network and polarization genes.

Journal ArticleDOI
01 Mar 2021-Carbon
TL;DR: In this paper, the conductive polymer composite (CPC) foams were constructed by assembling MPFBs into 3D accumulation with MXene networks followed by the encapsulation of polydimethylsiloxane (PDMS), which presented superb EMI SE of ∼23.5-39.8 dB with only ∼0.0225-0.31 R coefficient.

Journal ArticleDOI
01 Mar 2021-Carbon
TL;DR: In this article, magnetic particles (Fe, Co and Ni) encapsulated in porous N-doped carbon as lightweight and efficient microwave absorbers are reported, where the coordination assembly strategy is firstly used to fabricate metal-organic polymer coordination composites, then, these metal ions are in situ reduced by a carbonization process, resulting in magnetic porous Ndoped Carbon composites with adjusted composition and porous microstructure.

Journal ArticleDOI
01 Jul 2021-Carbon
TL;DR: In this paper, a strutted nitrogen doped hierarchical porous carbon nanosheets (SNPCNS) was successfully synthesized via a novel calcium d -gluconateexploding technique.

Journal ArticleDOI
Yao Chen1, Jinzhe Li1, Tian Li1, Likui Zhang1, Fanbin Meng1 
15 Aug 2021-Carbon
TL;DR: In this article, a review of the electromagnetic shielding theories and various kinds of shielding materials with respect to its preparation method, structure and properties are briefly introduced, and the challenges, research directions and future prospects of graphene-based films are highlighted and discussed.

Journal ArticleDOI
01 Mar 2021-Carbon
TL;DR: In this paper, a hydrangea-like Ni/NiO/C composites have been successfully synthesized by in-situ pyrolysis stemmed from Ni-MOFs.

Journal ArticleDOI
01 Mar 2021-Carbon
TL;DR: In this paper, a catalytic self-deposition (CSD) strategy is proposed to build 3D magnetic porous carbon fibers with a complex helical/chiral structure (MHPFs) toward ultralight and low-frequency microwave absorption unprecedentedly.