What are the environmental concerns related to supersonic flight?

Apr 9, 2022 ... We're big fans of the Hoka Mach 4 here at Run Testers HQ, so were excited to test the Mach Supersonic, which has an updated midsole and is ... A supersonic jet is known as a source of remarkable noise which can become intolerable in the neighbourhood of jet engines, cutting torches and other ... Feb 16, 2012 ... At high speeds above Mach 1 shock waves form before objects, and using Schlieren imaging we where able to photograph them. Four different ... Mar 1, 2017 ... ... Mach wave generated by a supersonic projectile, in order to achieve sniper localization in urban environment. Indeed, current sniper ... 380 km/h (Mach = 0.3) at the end of some straights. Page 60. MAE 5420 - Compressible Fluid Flow. 60. Compressible Bernoulli ... Nov 18, 2021 ... Comments Section ... A new variant of the Hoka Mach. Like the Mach 4 it has the same dual foam midsole geometry (possibly identical) but the top ... Dec 29, 2020 ... In addition, the SuperSonic Imagine AIXPLORER® MACH ultrasound diagnostic systems and associated transducers are intended for: Measurements of ... Jan 28, 2025 ... Congratulations to Boom Supersonic for their Mach 1+ flight today! I am thrilled by this high-speed flight achievement. Jan 26, 2023 ... Optimization of two-dimensional wedge flow field at supersonic mach number. CFD Letters, 11 (2019), pp. 80-97. View in Scopus Google Scholar. Apr 22, 2025 ... Thereafter many military aircraft capable of supersonic flight were built, though their speed was generally limited to Mach 2.5 because of ...