Modified MXene/Holey Graphene Films for Advanced Supercapacitor Electrodes with Superior Energy Storage
Sign Up to like & getrecommendations! Published in 2018 at "Advanced Science"
DOI: 10.1002/advs.201800750
Abstract: Abstract MXene films are attractive for advanced supercapacitor electrodes requiring high volumetric energy density due to their high redox capacitance combined with extremely high packing density. However, the self‐restacking of MXene flakes unavoidably decreases the… read more here.
Keywords: holey graphene; supercapacitor; mxene holey; energy ... See more keywords
Confined growth of Fe2O3 nanoparticles by holey graphene for enhanced sodium-ion storage
Sign Up to like & getrecommendations! Published in 2021 at "Carbon"
DOI: 10.1016/j.carbon.2021.01.122
Abstract: Abstract Metal oxide/graphene hybrids are promising anode materials for sodium-ion batteries (SIBs). However, avoiding the overgrowth of the metal oxide nanoparticles (NPs) with high content and eliminating the blocking effect of graphene towards ion diffusion… read more here.
Keywords: growth fe2o3; graphene; ion; holey graphene ... See more keywords
Holey graphene interpenetrating networks for boosting high-capacitive Co3O4 electrodes via an electrophoretic deposition process
Sign Up to like & getrecommendations! Published in 2021 at "Ceramics International"
DOI: 10.1016/j.ceramint.2021.06.143
Abstract: Abstract A composite of Co3O4/holey graphene (Co3O4/HG) was prepared via a facile hydrothermal route, and was then processed into an electrode by an electrophoretic deposition process. Holey graphene (HG) wrapped Co3O4 to form a 3D… read more here.
Keywords: deposition process; co3o4; electrophoretic deposition; holey graphene ... See more keywords
Dry-pressed lithium nickel cobalt manganese oxide (NCM) cathodes enabled by holey graphene host
Sign Up to like & getrecommendations! Published in 2020 at "Electrochimica Acta"
DOI: 10.1016/j.electacta.2020.137129
Abstract: Abstract There is an increasing demand for electric vehicle batteries with higher energy densities that can be manufactured with low cost utilizing environmentally friendly processes. Lithium nickel cobalt manganese oxides (NCM), such as LiNi0.5Co0.2Mn0.3O2 (NCM523),… read more here.
Keywords: ncm cathodes; nickel cobalt; lithium nickel; holey graphene ... See more keywords
Holey graphene modified LiFePO4 hollow microsphere as an efficient binary sulfur host for high-performance lithium-sulfur batteries
Sign Up to like & getrecommendations! Published in 2020 at "Energy Storage Materials"
DOI: 10.1016/j.ensm.2019.11.016
Abstract: Abstract Among various kinds of rising electrochemical energy storage systems, lithium-sulfur batteries (LSBs) are considered as one of the most promising candidates because of their high theoretical energy density and low material cost. However, the… read more here.
Keywords: holey graphene; sulfur batteries; lithium sulfur; process ... See more keywords
Nitrogen, sulfur and phosphorus tri-doped holey graphene oxide as a novel electrode material for application in supercapacitor
Sign Up to like & getrecommendations! Published in 2020 at "Journal of Alloys and Compounds"
DOI: 10.1016/j.jallcom.2019.152328
Abstract: Abstract Heteroatom doped graphene-based materials have been illustrated to be a superior approach to improve the performance of electrode materials for supercapacitors. In this work, the graphene oxide (GO) was prepared by a modified Hummers’… read more here.
Keywords: graphene oxide; holey graphene; phosphorus tri; graphene ... See more keywords
Labyrinth-inspired nitrogen-sulfur co-doped reduced holey graphene oxide/carbonized cellulose paper: A permselective and multifunctional interlayer for high-performance lithium-sulfur batteries
Sign Up to like & getrecommendations! Published in 2019 at "Journal of Power Sources"
DOI: 10.1016/j.jpowsour.2019.226728
Abstract: Abstract In this work, we report a rational design and facile synthetic process for the construction of a 3-dimensional N, S co-doped reduced holey graphene oxide/carbonized cellulose paper as interlayer in Li–S batteries. The interlayer… read more here.
Keywords: doped reduced; interlayer; performance; reduced holey ... See more keywords
Achieving commercial-level mass loading in ternary-doped holey graphene hydrogel electrodes for ultrahigh energy density supercapacitors
Sign Up to like & getrecommendations! Published in 2018 at "Nano Energy"
DOI: 10.1016/j.nanoen.2018.02.007
Abstract: Enabling fast ion diffusion in thick electrodes (100–200 μm, ~10 mg cm−2) is critical for their practical application in state-of-the-art supercapacitors (SCs). We developed a three-dimensional (3D) boron, nitrogen, and phosphorus ternary-doped holey graphene hydrogel… read more here.
Keywords: holey graphene; graphene hydrogel; energy; graphene ... See more keywords
Atomic Adsorption on Nitrogenated Holey Graphene
Sign Up to like & getrecommendations! Published in 2017 at "Journal of Physical Chemistry C"
DOI: 10.1021/acs.jpcc.6b10058
Abstract: Two-dimensional (2D) crystals with C2N stoichiometry have recently been synthesized. This novel material, dubbed nitrogenated holey graphene (NHG), is a semiconductor unlike pristine graphene. For any novel material, it is fundamental to understand the behaviors… read more here.
Keywords: nitrogenated holey; holey graphene; atomic adsorption; graphene ... See more keywords
Synthesis of Holey Graphene Nanoparticle Compounds.
Sign Up to like & getrecommendations! Published in 2020 at "ACS applied materials & interfaces"
DOI: 10.1021/acsami.0c09394
Abstract: Bulk scale syntheses of sp2 nanocarbon have typically been generated by extensive chemical oxidation to yield graphite oxide from graphite followed by a reductive step. Materials generated via harsh random processes lose desirable physical characteristics.… read more here.
Keywords: holey graphene; graphene nanoparticle; synthesis holey; nanoparticle compounds ... See more keywords
Li-Ion Permeability of Holey Graphene in Solid State Batteries: A Particle Dynamics Study.
Sign Up to like & getrecommendations! Published in 2022 at "ACS applied materials & interfaces"
DOI: 10.1021/acsami.2c03012
Abstract: Lithium (Li)-ion permeability of holey graphene (hG) for use as an electrically conducting scaffold in solid-state battery electrodes is explored through the means of a particle dynamics simulation model. While carbon materials do not typically… read more here.
Keywords: holey graphene; ion permeability; solid state; permeability holey ... See more keywords