Results 91 to 100 of about 24,140 (167)

Establishing a Sex-Specific Cut-Off for Temporal Bone Thickness in Transcranial Color-Coded Duplex Sonography. [PDF]

open access: yesBrain Sci
Bitti R   +7 more
europepmc   +1 more source

Summary and recent results from the NASA advanced High Speed Propeller Research Program [PDF]

open access: yes
Advanced high-speed propellers offer large performance improvements for aircraft that cruise in the Mach 0.7 to 0.8 speed regime. The current status of the NASA research program on high-speed propeller aerodynamics, acoustics, and aeroelastics is ...
Mikkelson, D. C., Mitchell, G. A.
core   +1 more source

Perceived noisiness under anechoic, semi-reverberant and earphone listening conditions [PDF]

open access: yes
Magnitude estimates by each of 31 listeners were obtained for a variety of noise sources under three methods of stimuli presentation: loudspeaker presentation in an anechoic chamber, loudspeaker presentation in a normal semi-reverberant room, and ...
Clarke, F. R., Kryter, K. D.
core   +1 more source

Instability of a supersonic shock free elliptic jet [PDF]

open access: yes
This paper presents a comparison of the measured and the computed spatial stability properties of an aspect ratio 2 supersonic shock free elliptic jet.
Baty, Roy S.   +2 more
core   +1 more source

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