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1)  Silicon hollow spheres
氧化硅空心球
2)  silica hollow spheres
二氧化硅中空球
3)  hollow silica
空心二氧化硅
1.
The morphology and the BET of the prepared hollow silica were influenced by the synthesis conditions such as reaction temperature, pH, calcination temperature and SiO2/CaCO3 ratio, and t.
以纳米碳酸钙颗粒为新颖的无机模板剂,硅酸钠为无机硅源,通过溶胶-凝胶法形成CaCO3/SiO2的核壳结构;随后通过高温煅烧、酸溶和干燥处理,合成出了具有高比表面积的球形纳米空心二氧化硅粒子。
4)  hollow silica tubes
二氧化硅空心管
5)  alumina bubble
氧化铝空心球
1.
Study on fracture mechanism of alumina bubble ceramic;
氧化铝空心球陶瓷断裂机制研究
2.
The lightweight alumina ceramic was prepared with alumina bubble and α-Al 2O 3 powder, and solution of Al 2(SO 4) 3· 18H 2O and NH 4Al(SO 4) 2·12H 2O and PVA as the cement, which will form in situ the nano γ-Al 2O 3 particles, to decreasing the sintering temperature as sintering agent, and improving the strengthen of the ceramics.
采用氧化铝空心球和α -Al2 O3细粉为原料 ,以硫酸铝和硫酸铝铵水溶液及PVA水溶液为结合剂 ,并以硫酸铝和硫酸铝铵受热分解而原位合成的纳米γ -Al2 O3作为烧结助剂制备轻质高强氧化铝陶瓷。
3.
A wet chemical method was cidopted to introduce alumina sol to surface-modification of alumina bubble and in-situ decomposition characteristics, distribution of alumina sol, mi-crostructure and mechanical properties of surface-modified alumina bubble were studied by SEM, XRD, Coulter LS Particle Size Analyzer and self-preparation experimental device for measurement of compressive resistance.
采用湿化学的方式引入铝胶对氧化铝空心球进行表面修饰改性;采用SEM、XRD、激光粒度仪和自制耐压装置研究铝胶分解特性、分布状态、氧化铝空心球表面改性前后显微结构及力学强度变化。
6)  Bubble zirconia
氧化锆空心球
补充资料:硅-氧化钠-五氧化二钒系湿敏材料
分子式:
CAS号:

性质:一种感湿体材料。主晶相为硅粉,氧化钠和五氧化二钒起助熔体和黏结作用。680℃固相烧结法制取。游离硅粒保证瓷体的低电阻率,氧化钠和五氧化二钒有利于吸收水分,受潮后使硅粒之间的电阻值显著下降。材料响应速度慢,吸湿时间≥5min,脱湿时间≥l0min,宜用于中湿和湿度变化不太快的场合。制作的湿敏元件体积小、机械强度好、阻值范围可调,工作寿命长。

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