Brookite is orthorhombic, and one of the four naturally occurring polymorphs (minerals with the same composition but different structure) of titanium dioxide, TiO2, approved by the International Mineralogical Association (IMA). The others are akaogiite (monoclinic), anatase (tetragonal) and rutile (tetragonal).
例句与用法
1.
There are three crystalline phases for tio2 , including rutile . anatase and brookite . transformation of crystalline phase occurs at a certain temperature and pressure Tio _ 2具有金红石、锐钛矿和板钛矿三种晶体结构，在一定温度和压力下可发生晶体结构的转变。
2.
The tio2 colloidal particles are brookite nanocrystals , and the pss / ti02 films are polycrystalline films with relatively high hardness and can serve the function as reflection - enhancing coatings Pss tio _ 2薄膜为由板钛矿tio _ 2纳米晶所构成的多晶膜，硬度较高，具有增反作用。
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