磁普兰特数
磁普兰特数(Prm)是在磁流体力学中的无量纲,大约是动量扩散率(黏度)及磁扩散率的比例[1],定义为:
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参考资料
- ^ Schekochihin, Alexander A.; Cowley, Steven C.; Maron, Jason L.; McWilliams, James C. Critical Magnetic Prandtl Number for Small-Scale Dynamo. Physical Review Letters. 2004-02-03, 92 (5): 054502. Bibcode:2004PhRvL..92e4502S. ISSN 0031-9007. PMID 14995310. S2CID 119389465. arXiv:astro-ph/0308336 . doi:10.1103/physrevlett.92.054502.
- ^ Schumacher, Jörg; Sreenivasan, Katepalli R. Colloquium: Unusual dynamics of convection in the Sun. Reviews of Modern Physics. 7 October 2020, 92 (4): 041001 [17 April 2021]. Bibcode:2020RvMP...92d1001S. S2CID 225111979. doi:10.1103/RevModPhys.92.041001. (原始内容存档于2024-09-27).
- Critical Magnetic Prandtl Number for Small Scale Dynamo, Schekochihin, A.A., et al. 2004, Physical Review Letters, 92, 5
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