Two recent papers by Bradshaw have drawn attention to instabilities in the flow through wind tunnel screens. In Plate 1 of ref. 2 a smoke tunnel photograph shows the manner in which the jets coalesce behind a high blockage, two-dimensional cascade. In the present note, three points relating to this flow will be discussed.
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Bryan W. Roberts (1966) studied this question.
Synapse has enriched 2 closely related papers on similar clinical questions. Consider them for comparative context: