Hypersonic effect - Wikipedia
The hypersonic effect is a phenomenon reported in a controversial scientific study by Tsutomu Oohashi et al., [3] which claims that, although humans cannot consciously hear ultrasound …
Acoustical Society of America - HyperSonic (TM) Sound
1997年6月17日 · HyperSonic TM Sound (HSS TM) from American Technology Corporation employs ultrasonics to create audible sound in the air. It works by using harmless ultrasonic …
Woody Norris: Hypersonic sound and other inventions - YouTube
2009年1月27日 · http://www.ted.com Woody Norris shows off two of his inventions that treat sound in new ways, and talks about his untraditional approach to inventing and education. As …
Frequencies of Inaudible High-Frequency Sounds Differentially
2014年4月30日 · The hypersonic effect is a phenomenon in which sounds containing significant quantities of non-stationary high-frequency components (HFCs) above the human audible …
Hypersonic speed - Wikipedia
In aerodynamics, a hypersonic speed is one that exceeds five times the speed of sound, often stated as starting at speeds of Mach 5 and above. [1]
The Sound of Things to Come - The New York Times
2003年3月23日 · Norris is demonstrating something called HyperSonic Sound (HSS). The aluminum plate is connected to a CD player and an odd amplifier -- actually, a very odd and …
Hypersonic sound and other inventions - TED
Woody Norris shows off two of his inventions that use sound in new ways, including the Long Range Acoustic Device, or LRAD. He talks about his untraditional approach to inventing and …
Hypersonic Speed Explained: How Hypersonic Planes Work
2023年9月27日 · Hypersonic speed is five times the speed of sound. Scientists measure speeds this fast with a Mach number, named for Austrian physicist Ernst Mach. Sound has a speed of …
HyperSonic Sound (HSS) Technology - Reinventing Sound
2009年7月16日 · Let's now zoom right into this whole "hypersonic" notion and explain what exactly it is and how it works, before covering what some of its applications may in fact be.
Hypersonics - Hanson Research Group
Vehicles traveling more than 5 times the speed of sound are referred to as hypersonic. These speeds are the domain of spacecraft on atmospheric entry, experimental high-speed aircraft, …