碳纳米管和环氧树脂混合制成复合吸波涂料,浇铸在铝板上制成吸波涂层.用TEM检测碳纳米管,反射率扫频测量系统HP8757E标量网络分析仪检测吸波性能.碳纳米管和环氧树脂比例为1:100时,7mm厚吸波层试样在11GHz和17.83 GHz出现双吸波峰,最大吸波峰出现在17.83 GHz,峰值R为-9.04dB,带宽约1GHz(R＜-8dB).吸波涂层厚度不变,碳纳米管和环氧树脂比例调整为8:100时,双吸波峰出现在10.08GHz和16.80GHz,带宽分别达到2.87GHz和2.56GHz,总带宽5.43GHz(R＜-8dB).当R＜-5dB,带宽达到11.20GHz.最大吸波峰出现在10.08GHz,峰值加大到R为-21.08dB.
参考文献
| [1] | Sumio Iijima .Helical Microtubules of Griphitic Carbon[J].Nature,1991,354:56-58. |
| [2] | Riichiro Saito;Gene Dresslhaus;Dresslhaus M S.Physical Properties of Carbon Nanotubes[M].Imperial College Press(London),1999 |
| [3] | Ray H Baughman;Anvar A Zakhidov;Walt A de Heer .Carbon Nanotubes-the Route Twoward Applications[J].Science,2002,297:787-792. |
| [4] | FALVO M. R.;CLARY G. J.;TAYLOR R. M.;CHI V.;BROOKS F. P.;WASHBURN S.;SUPERFINE R. .BENDING AND BUCKLING OF CARBON NANOTUBES UNDER LARGE STRAIN[J].Nature,1997(6651):582-584. |
| [5] | Young-Kyum Kwon;David Tomanek .Orientational Melting in Carbon Nanotube Ropes[J].Physical Review Letters,2000,84(1483) |
| [6] | Falvo M R;Clary G;Helser A .Nanomanipulation Experiments Exploring Fricational and Mechanical Properties of Carbon Nanotubes J[J].Microscopy and Microanalysis,1999,4:504. |
| [7] | Salvetat J.-P.;Thomson N.H.;Kulik A.J.;Forro L.;Benoit W.;Zuppiroli L.;Bonard J.-M. .Mechanical properties of carbon nanotubes[J].Applied physics, A. Materials science & processing,1999(3):255-260. |
| [8] | Demczyk BG.;Wang YM.;Cumings J.;Hetman M.;Han W.;Zettl A.;Ritchie RO. .Direct mechanical measurement of the tensile strength and elastic modulus of multiwalled carbon nanotubes[J].Materials Science & Engineering, A. Structural Materials: Properties, Misrostructure and Processing,2002(1/2):173-178. |
| [9] | Berber S.;Tomanek D.;Kwon YK. .Unusually high thermal conductivity of carbon nanotubes[J].Physical review letters,2000(20):4613-4616. |
| [10] | Ebbesen T W;Lezec H J;Hiura H 等.Electrical Conductivity of Individual Carbon[J].Nature,1996,382:54-56. |
| [11] | Panson S;Helser A;Buongiorno Nardelli M .Tunable Resistance of a Carbon Nanotube-graphite Interface[J].Science,2000,290:1742-1744. |
| [12] | Tang Z K;Zhang Lingyun;Wang N 等.Superconductivity in 4 Angstrom Single-walled Carbon Nanotubes[J].Science,2001,292:3462-3465. |
| [13] | 沈曾民,赵东林.镀镍碳纳米管的微波吸收性能研究[J].新型炭材料,2001(01):1-4. |
| [14] | 曹茂盛,高正娟,朱静.CNTs/Polyester复合材料的微波吸收特性研究[J].材料工程,2003(02):34-36. |
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