| 21. | The method of synthetic schlieren can be used to observe any flow which has variations in refractive index.
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| 22. | Mach waves can be used in schlieren or shadowgraph observations to determine the local Mach number of the flow.
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| 23. | A similar implementation in wind tunnel application for quantitative measurement is moire schlieren, a variation of schlieren photography.
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| 24. | A similar implementation in wind tunnel application for quantitative measurement is moire schlieren, a variation of schlieren photography.
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| 25. | Using schlieren photography, he and his son Ludwig were able to photograph the shadows of the invisible shock waves.
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| 26. | This video demonstrates a single-pass high-speed schlieren system capturing the transitional ballistic sequence of a handgun.
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| 27. | As with the optical schlieren method, the clearest results are obtained from flows which are largely two-dimensional.
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| 28. | This and later publications on this topic made Schardin the 20th-century patriarch of Schlieren photography and Shadowgraph imaging.
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| 29. | The ESZ ordered the two two-axle passenger cars C 36 and C 37 in 1919 by SWS Schlieren.
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| 30. | schlieren image reveals thermal convection from a human hand ( in silhouette form ) to the surrounding still exchange . ]]
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