Abstract
The property of expanded graphite interfering 8 mm wave was studied. The result indicates that expanded scale is the most important parameter to affect shielding effect. According to incidence light loss mechanism of millimeter wave radar, particle size and thickness of expandable graphite were determined. With scanning electron microscope (SEM), the surface figures of samples were observed. Taking H2SO4-CH3COOH-GIC as an example, the granularity, fall rate and attenuation of aerosol material was calculated and tested. Moreover, effects of expanded temperature, time on expanded multiplication rate were discussed. The results show that expanded graphite is a kind of new, effective smoke material which can interfere military millimeter wave radar at frequency of 36 GHz.
Original language | English |
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Pages (from-to) | 994-997 |
Number of pages | 4 |
Journal | Binggong Xuebao/Acta Armamentarii |
Volume | 27 |
Issue number | 6 |
Publication status | Published - Nov 2006 |
Keywords
- Expanded graphite
- Expanded multiplication rate
- Interference
- Military chemistry and pyrotechnics
- Millimeter wave
- Non-metallic inorganic material