Results 221 to 230 of about 617,338 (368)

NASA's Role in Aeronautics: A Workshop. Volume 4: General aviation [PDF]

open access: yes
A substantially improved flow of new technology is imperative if the general aviation industry is to maintain a strong world position. Although NASA is the most eminently suited entity available to carry out the necessary research and technology ...

core   +1 more source

Solventless Dual‐Cure Liquid Resins Via Circular Use of Phthalic Anhydride for Recyclable Composite Applications

open access: yesMacromolecular Rapid Communications, EarlyView.
Solventless dual‐cure epoxy‐acrylate resins are developed based on phthalic anhydride, enabling efficient chemical recycling for fiber‐reinforced composites. These liquid resins exhibit rapid photopolymerization, high glass transition temperatures, and complete degradation in alkaline conditions.
Grant M. Musgrave   +3 more
wiley   +1 more source

Recent Progress in Aviation.— I [PDF]

open access: green, 1910
Octave Chanute
openalex   +1 more source

Agricultural aviation research [PDF]

open access: yes
A compilation of papers, comments, and results is provided during a workshop session. The purpose of the workshop was to review and evaluate the current state of the art of agricultural aviation, to identify and rank potentially productive short and long
Bouse, L. F., Chevalier, H. L.
core   +1 more source

Fluid Dynamics and Infrared Stealth of Marine IRS Devices: A Review

open access: yesInternational Journal of Mechanical System Dynamics, EarlyView.
ABSTRACT Infrared suppression (IRS) devices for naval ships play a crucial role in reducing the infrared radiation signature of high‐temperature exhaust, thereby enhancing the survivability of ships against infrared‐guided weapons. This paper provides a comprehensive review of recent advancements in the design and optimization of IRS devices.
Yitao Zou   +5 more
wiley   +1 more source

METEOROLOGY AND ITS IMPORTANCE TO AVIATION

open access: hybrid, 1930
W. J. Humphreys
openalex   +1 more source

Uncertainty Quantification for Nonlinear Vibration of Supercritical Drive Shaft With a Dry Friction Damper

open access: yesInternational Journal of Mechanical System Dynamics, EarlyView.
ABSTRACT The supercritical drive shaft is becoming increasingly popular in helicopter transmission system. Dry friction dampers are specially employed to ensure the supercritical shafts crossing the critical speed safely. Due to design tolerances, manufacturing errors and time‐varying factors, the parameters of the damper are inherently uncertain ...
Liyao Song   +4 more
wiley   +1 more source

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