微觀

微觀尺度（microscopic scale）指的是物體或事件的尺度小於能夠被肉眼觀看的尺度，因此需要使用放大鏡或顯微鏡來進行清楚的觀察。^[1]在物理學裡，微觀系統的尺度大約為原子尺度或小於原子尺度（大約10Å尺度）。^[2]量子力學所研究的就是微觀世界的物理行為。^[3]

參閱

^ The microscopic scale. Science Learning Hub. The University of Waikato. [31 March 2016]. （原始內容存檔於2016-04-20）.
^ Reif, F. Fundamentals of Statistical and Thermal Physics International student edition. Boston: McGraw-Hill. 1965: 2. ISBN 007-051800-9. We shall call a system "microscopic (i.e., "small scale) if it is roughly of atomic dimensions or smaller (say of the order of 10 Å or less).
^ Jaeger, Gregg. What in the (quantum) world is macroscopic?. American Journal of Physics. September 2014, 82 (9): 896–905. Bibcode:2014AmJPh..82..896J. doi:10.1119/1.4878358.