Articles with "graphitization" as a keyword



Boron‐Catalytic Graphitization Boosting the Production of High‐Performance Carbon Paper at a Moderate Temperature

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Published in 2021 at "Advanced Engineering Materials"

DOI: 10.1002/adem.202100305

Abstract: Carbon papers (CPs), as the substrate materials for gas diffusion layers in proton exchange membrane fuel cells, require high electrical conductivity, efficient gas permeability, and robust mechanical properties, which are unable to be completely satisfied… read more here.

Keywords: catalytic graphitization; carbon; temperature; cps ... See more keywords

Transient Electro‐Graphitization of MOFs Affecting the Crystallization of Ruthenium Nanoclusters for Highly Efficient Hydrogen Evolution

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Published in 2024 at "Advanced Functional Materials"

DOI: 10.1002/adfm.202315460

Abstract: Fine control over the graphitization level of carbonized nanostructures can play a strategic role in tuning the crystallization of supported nanocatalysts, thereby modulating the kinetics of catalysis. However, realizing the synergistic interplay of graphitization‐tunable support… read more here.

Keywords: hydrogen evolution; crystallization; graphitization; ruthenium nanoclusters ... See more keywords

Unique Graphitization of Ultra‐Small Nano ZIF‐8 and Its Application in High‐Performance Fe–N–C Fuel Cell Catalyst

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Published in 2025 at "Advanced Functional Materials"

DOI: 10.1002/adfm.202507376

Abstract: Zeolitic imidazolate framework‐8 (ZIF‐8) is widely used as precursor for carbon‐supported single‐metal‐atom catalysts (M–N–C), but typically yields amorphous carbon with poor stability in proton‐exchange‐membrane fuel cells (PEMFCs). Traditional methods would lose active site density while… read more here.

Keywords: nano zif; ultra small; graphitization; zif ... See more keywords

Atomic-Scale Mechanisms in Microwave-Enhanced Iron-Catalyzed Graphitization of Amorphous/Microcrystalline Carbon.

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Published in 2025 at "Small"

DOI: 10.1002/smll.202510099

Abstract: Graphite-based materials hold significant applications in metallurgy, electronics, nuclear engineering, and new energy technologies, where catalytic graphitization offers a critical route for synthesizing high-purity artificial graphite. This study revealed the atomic-scale mechanisms of iron-catalyzed graphitization… read more here.

Keywords: carbon; catalyzed graphitization; scale mechanisms; graphitization ... See more keywords

Effect of the carbon support graphitization on the activity and thermal stability of Ru-Ba-Cs/C ammonia decomposition catalysts

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Published in 2019 at "Reaction Kinetics, Mechanisms and Catalysis"

DOI: 10.1007/s11144-019-01555-3

Abstract: Three-component Ru-Ba-Cs/C catalysts supported on the graphite-like carbonaceous composite material Sibunit were synthesized. The effects of the graphitization procedure of the support (thermal treatment at 1900 °C) on the phase composition and the distribution of the… read more here.

Keywords: graphitization; carbon; ammonia decomposition; support ... See more keywords

Origin of higher graphitization under higher humidity on the frictional surface of self-mated hydrogenated carbon films

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Published in 2019 at "Applied Surface Science"

DOI: 10.1016/j.apsusc.2019.07.078

Abstract: Abstract The ‘friction-induced graphitization’ mechanism for hydrogenated amorphous carbon (a-C:H) films has been postulated, but it requires concrete analyses at specific conditions. Here, we have discussed the reason for higher sp2 bond content on the… read more here.

Keywords: self mated; carbon films; graphitization; higher graphitization ... See more keywords

Electro-graphitization and exfoliation of graphene on carbon nanofibers

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Published in 2017 at "Carbon"

DOI: 10.1016/j.carbon.2017.02.086

Abstract: Abstract We present electrical current assisted graphitization as an alternative to conventional high temperature annealing of carbon nanofibers. In-situ experiments were performed on individual vapor grown carbon nanofibers inside a transmission electron microscope to measure… read more here.

Keywords: graphitization; carbon; current density; graphene ... See more keywords
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Catalytic graphitization of boron on the fabrication of high-performance carbon papers for gas diffusion layers in PEMFCs

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Published in 2021 at "Catalysis Communications"

DOI: 10.1016/j.catcom.2021.106332

Abstract: Abstract Boron was introduced into carbon papers (CPs) to catalyze their graphitization in this paper. The results showed the graphitization of CPs was moved from 2400 °C to 2100 °C. At 2100 °C, boron substituted carbon atoms in… read more here.

Keywords: boron; graphitization; carbon papers; carbon ... See more keywords

Influence of the mixing process on the graphitization of phenolic resins

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Published in 2019 at "Ceramics International"

DOI: 10.1016/j.ceramint.2019.03.124

Abstract: Abstract Phenolic resins are usually incorporated into carbon-containing refractories (CCRs) to play a role as binder compounds. Among the benefits associated with the role of these organic compounds, the following can be pointed out: (i)… read more here.

Keywords: phenolic resins; influence mixing; graphitization; mixing process ... See more keywords

Influence of diamond graphitization on the microstructure and performance of micro-diamond modified C/C composites

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Published in 2019 at "Diamond and Related Materials"

DOI: 10.1016/j.diamond.2019.04.003

Abstract: Abstract Micro-diamond modified C/C composites (C/C-D composites) were fabricated using pressureless infiltration (PI) and chemical vapor infiltration (CVI) methods. And the influence of diamond graphitization on the microstructure and performance of C/C-D composites were investigated.… read more here.

Keywords: diamond graphitization; graphitization; microstructure; micro diamond ... See more keywords
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Temperature driven structural transition in the nickel-based catalytic graphitization of coconut coir

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Published in 2021 at "Diamond and Related Materials"

DOI: 10.1016/j.diamond.2021.108443

Abstract: Abstract Biomass waste is considered as a renewable, low-cost, and environmental friendly carbon source. However, converting a largely disordered carbon materials from biomass wastes into a highly crystalline graphitic carbon nanostructure with low-energy consumption process… read more here.

Keywords: coconut; spectroscopy; graphitization; process ... See more keywords