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硼酸镁晶须
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硼酸镁晶须
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工学
无机晶须新材料
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magnesium borate whisker
硼酸镁晶须
分子式为Mg2B2O5,相对分子质量为150.23。外观为白色蓬松状固体,显微镜下为纤维状单晶体,在扫描电镜显微镜下观察硼酸镁晶须长度为10~50微米、直径0.5~20微米,相对密度为2.91,莫氏硬度为5.5;熔点为1360℃,耐热温度为1000℃;拉伸强度为3.92吉帕,弹性模量为264.6;热膨胀速率18×10-6/℃(平行纤维轴),(2~10)×10-6/℃(垂直纤维轴)。又称焦硼酸镁晶须。
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infrared laser semi-active combined guidance
infrared lens
infrared light sensor
infrared light source
infrared line scanner
infrared luminosity
infrared magnitude
infrared measuring distance
infrared microscope
infrared microscopy
infrared millimeter wave radar combined guidance
infrared modulation
infrared modulation technology
infrared monitoring
infrared multiphoton dissociation
infrared multiphoton dissociation (IRMPD)
infrared night-vision system
infrared non-destructive inspection
infrared object
infrared observatory
infrared occupational hazard
infrared optical ceramics
infrared optical coatings
infrared optical components
infrared optical crystal
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