The structure and electrical properties of Nb8PtSe20
β Scribed by Steven A. Sunshine; James A. Ibers
- Publisher
- Elsevier Science
- Year
- 1987
- Tongue
- English
- Weight
- 373 KB
- Volume
- 71
- Category
- Article
- ISSN
- 0022-4596
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π SIMILAR VOLUMES
La &10.8 Nb 5 O 20 S 10 was obtained in an attempt to prepare the La homologue of the Sm 3 NbO 4 X 3 derivatives (X β«Ψβ¬ S, Se). Its structure was solved by X-ray di4raction on a single crystal, in the Immm space group with cell parameters a β«Ψβ¬ 32.535(8) A > , b β«Ψβ¬ 12.115(3) A > , and c β«Ψβ¬ 3.9999(
## Abstract We have used an __in vitro__ preparation of the frog arachnoid membrane to study the role of this membrane in the maintenance of the βbloodβcerebrospinal fluid (csf) barrier.β Electron microscopy showed that the membrane was made up of 10β15 layers of flat epithelial cells joined togeth