Transport and magnetotransport propertie
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Liu, H. ;Zheng, R. K. ;Wang, Y. ;Bai, H. L. ;Zhang, X. X.
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Article
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2005
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John Wiley and Sons
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English
β 230 KB
## Abstract Resistivity of coldβpressed CrO~2~ powder has been measured over the temperature range of 2 to 350 K with a magnetic field up of to 50 kOe. High resolution transmission electron microscopy (HRTEM) images show that the CrO~2~ particles are needleβshaped with an aspect ratio of 7:1 and ha