Preparation and Multiple-band Stealth Properties of Al/Cr2O3 Composite Particles
Source abstract
Abstract
采用共沉淀法将Cr 2 O 3 包覆于片状金属铝粉表面制得Al/Cr 2 O 3 复合粒子. 借助于TG-DSC、XRD、SEM等测试手段系统研究了反应时间和煅烧温度分别对复合粒子的物相组成、包覆前后形貌的影响. 此外, 探讨了不同铝粉添加量下Al/Cr 2 O 3 粉末的红外辐射率和1.06 μm波长处的反射率性能. 结果表明: 当反应时间为2h、煅烧温度为400℃、铝粉添加量为50wt%时制得的Al/Cr 2 O 3 复合粒子包覆较为完整, 其外观呈墨绿色, 红外辐射率值为0.66, 1.06 μm波长处的反射率为0.41%, 具有良好的红外-激光-可见光兼容隐身性能.
Source: openalex_inverted_index · Quality: baseline
Research context
OpenAlex topics: Optical Coatings and Gratings · Photonic Crystals and Applications · Metamaterials and Metasurfaces Applications
SciVX discovery tags are terminology-based. OpenAlex topics are source-provided classifications.
References (8)
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