CoFe2O4-Co3Fe7纳米粒子及CoFe2O4/多孔碳的制备及其电磁性能研究
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李万喜, 杜意恩, 郭芳, 陈勇强
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Preparation and Electromagnetic Properties of CoFe2O4-Co3Fe7 Nanoparticles and CoFe2O4/Porous Carbon
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LI Wanxi, DU Yi'en, GUO Fang, CHEN Yongqiang
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表1 一些微波吸收材料的性能
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Table 1 Microwave absorption performances of some reported absorbents
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| Sample | Thickness /mm | Effective bandwidth /GHz | Minimal reflection loss/dB | References |
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| NiFe2O4/polypyrrole | 2.0 | 4.5 | 42 | [37] | | RGO-PANI-NiFe2O4 | 2.4 | 5.3 | 49.7 | [38] | | Mesoporous Fe3O4/C | 2.0 | 2.0 | 181 | [39] | | Nickel/Carbon nanocomposites | 1.75 | 4.4 | 21.24 | [40] | | MOF-derived porous Co/C nanocomposites | 2.5 | 5.8 | 353 | [41] | | CoFe2O4/graphene | 2.0 | 3.7 | 24.7 | [42] | | Co3Fe7/C composite | 2.0 | 4.1 | 43.5 | [21] | | CoFe2O4/porous carbon | 1.8 | 6.0 | 49.65 | This work |
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