Open Access
Review
Table 1
Representative summary of the effect of carbon-based nano particles on electromagnetic absorption.
No. | Bulk material | Additive type | Loading wt.% | RL min. (dB) | Frequency range for RL < −10 dB | References |
---|---|---|---|---|---|---|
1 | Polyester (PE) matrix | (MWCNTs) | 3 wt%, –––– 5 wt%, ––– 10 wt%––––– |
−15.8@10 GHz, –18@8.1 GHz –4@12.2 GHz |
Whole X−band 8.20–10 GHz – |
[46] |
2 | Polymer composite | 3−types of MWCNT | 2.0%wtMWCNT vast 2.0wt% Baytubes C150P–––– 0.25wt%Nanocyl NC7000–––– |
10.5@8.6 GHz –15@8.7 GHz –17.6@8.8 GHz − |
8.4–8.6 GHz 8.5–9 GHz 8.6–11.1 GHz |
[41] |
3 | Glass fiber reinforced epoxy | MWCNT | 0––––––– 0.5––––– 1–––––– 1.5–––––– 2–––––– 2.5–––––– 3––––––– |
–5@3 GHz –16@3.1 GHz –19@3.1 GHz –30@3 GHz –30.1@3 GHz –29@3 GHz –28@3 GHz |
––– 3–3.25 GHz 3–3.25 GHz 2.9–3.22 GHz 3–3.25 GHz 3−3.3 GHz 3−3.3 GHz |
[44] |
4 | Epoxide resin (EP) | SiC and CB | 40%SiC +5%CB 40%SiC +10%CB 40%SiC +15%CB 50%SiC +5%CB 60%SiC +5%CB |
–18@12.8 GHz –9.8@12 GHz –5@8.9 GHz –40@9.5 GHz –16@8.1 GHz |
11−1 6 GHz – – 7−13 GHz 6.5−13 GHz |
[47] |
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