SmartPor, alumina membrane thickness 50 μm, pore diameter 75 nm
![](https://www.sigmaaldrich.cn/deepweb/assets/sigmaaldrich/product/images/211/641/9ab93589-3322-4cac-a93f-aa1447d2b2f6/640/9ab93589-3322-4cac-a93f-aa1447d2b2f6.jpg)
![](https://onlinelibrary.wiley.com/cms/asset/8ff6bc63-f1c9-4328-bed8-4f5f802778da/appl202200094-gra-0001-m.jpg?trick=1701313084386)
Nanoporous membrane filter cascade for size‐selective analysis of nano‐ and microplastic particles - Miclea - 2023 - Applied Research - Wiley Online Library
![](http://www.smartmembranes.de/uploads/tx_templavoila/aluox3_03.png)
Smartmembranes - Nanoporous alumina
![](https://pubs.acs.org/cms/10.1021/acs.jpcc.9b10461/asset/images/medium/jp9b10461_0015.gif)
Dynamics of Pyrrolidinium-Based Ionic Liquids under Confinement. II. The Effects of Pore Size, Inner Surface, and Cationic Alkyl Chain Length
![](https://www.sigmaaldrich.com/deepweb/assets/sigmaaldrich/product/images/290/974/dfdbea9d-32f9-483e-98eb-19e9992f34f5/640/dfdbea9d-32f9-483e-98eb-19e9992f34f5.jpg)
50 nm filter pore size
![](https://img.navimro.com/img/pi/detail/2031432.jpg)
SmartPor, alumina membrane thickness 50 μm, por - 나비엠알오
![](https://www.sigmaaldrich.com/deepweb/assets/sigmaaldrich/product/images/412/704/a9cae108-26a1-460a-b9ac-288f6d1c2f3c/640/a9cae108-26a1-460a-b9ac-288f6d1c2f3c.jpg)
Alumina Sigma-Aldrich
![](https://pubs.acs.org/cms/10.1021/acs.jpcc.9b10461/asset/images/medium/jp9b10461_0011.gif)
Dynamics of Pyrrolidinium-Based Ionic Liquids under Confinement. II. The Effects of Pore Size, Inner Surface, and Cationic Alkyl Chain Length
![](https://www.sigmaaldrich.com/deepweb/assets/sigmaaldrich/product/images/398/657/5a9e94b3-cfb1-4ebf-8de8-aef233cf5eac/640/5a9e94b3-cfb1-4ebf-8de8-aef233cf5eac.jpg)
50 nm filter pore size
![](https://media.springernature.com/m685/springer-static/image/art%3A10.1007%2Fs10008-011-1471-z/MediaObjects/10008_2011_1471_Fig1_HTML.gif)
Anodic alumina membranes with defined pore diameters and thicknesses obtained by adjusting the anodizing duration and pore opening/widening time
![](https://www.researchgate.net/profile/Sachiko-Ono-4/publication/283029982/figure/tbl1/AS:667669397270538@1536196197625/Anodizing-conditions-employed-fabricating-alumina-membranes-with-different-pore_Q320.jpg)
SEM images of α-alumina membranes with different pore diameters: (a) 30
![](https://www.sigmaaldrich.com/deepweb/assets/sigmaaldrich/product/images/125/351/c9242165-8499-42a9-97da-9210475c5960/640/c9242165-8499-42a9-97da-9210475c5960.jpg)
Alumina Sigma-Aldrich