Articles with "graphene magnetic" as a keyword



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Cantor spectrum of graphene in magnetic fields

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Published in 2019 at "Inventiones mathematicae"

DOI: 10.1007/s00222-019-00916-y

Abstract: We consider a quantum graph as a model of graphene in magnetic fields and give a complete analysis of the spectrum, for all constant fluxes. In particular, we show that if the reduced magnetic flux… read more here.

Keywords: graphene magnetic; magnetic fields; cantor spectrum; spectrum graphene ... See more keywords
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Three-Dimensional Graphene–Magnetic Palladium Nanohybrid: A Highly Efficient and Reusable Catalyst for Promoting Organic Reactions

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Published in 2018 at "Catalysis Letters"

DOI: 10.1007/s10562-018-2347-y

Abstract: In this work, graphene aerogel (GA) decorated with Fe3O4@SiO2@Pd nanoparticles (GA-FSNP@Pd) as a novel three-dimensional graphene–magnetic palladium nanohybrid catalyst. This catalyst showed high catalytic activity for the Suzuki and Heck cross-coupling reactions. This noteworthy catalyst… read more here.

Keywords: three dimensional; graphene magnetic; dimensional graphene; graphene ... See more keywords
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Synthesis, characterization and electromagnetic wave absorption properties of asphalt carbon coated graphene/magnetic NiFe2O4 modified multi-wall carbon nanotube composites

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Published in 2017 at "Journal of Alloys and Compounds"

DOI: 10.1016/j.jallcom.2017.06.013

Abstract: Abstract Asphalt carbon coated graphene/magnetic NiFe2O4 modified multi-wall carbon nanotube (MWCNT) composites were synthesized. As EM wave absorbers, the composites were mixed with paraffin, which exhibit significant microwave absorption properties. The maximum reflection loss is −45.9 dB at… read more here.

Keywords: graphene magnetic; carbon; carbon coated; magnetic nife2o4 ... See more keywords
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Efficient Optical Reflection Modulation by Coupling Interband Transition of Graphene to Magnetic Resonance in Metamaterials

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Published in 2019 at "Nanoscale Research Letters"

DOI: 10.1186/s11671-019-3233-2

Abstract: Designing powerful electromagnetic wave modulators is required for the advancement of optical communication technology. In this work, we study how to efficiently modulate the amplitude of electromagnetic waves in near-infrared region, by the interactions between… read more here.

Keywords: interband transition; resonance; transition graphene; graphene magnetic ... See more keywords