Results 91 to 100 of about 902,982 (178)

Space Transportation Materials and Structures Technology Workshop [PDF]

open access: yes
The Space Transportation Materials and Structures Technology Workshop was held on September 23-26, 1991, in Newport News, Virginia. The workshop, sponsored by the NASA Office of Space Flight and the NASA Office of Aeronautics and Space Technology, was ...
Cazier, Frank W., Jr., Gardner, James E.
core   +1 more source

NASA Composite Materials Development: Lessons Learned and Future Challenges [PDF]

open access: yes, 2009
Composite materials have emerged as the materials of choice for increasing the performance and reducing the weight and cost of military, general aviation, and transport aircraft and space launch vehicles.
Davis, John G., Jr.   +3 more
core   +1 more source

NDE 4.0-A Design Thinking Perspective. [PDF]

open access: yesJ Nondestr Eval, 2021
Vrana J, Singh R.
europepmc   +1 more source

Telerobot operator control station requirements [PDF]

open access: yes
The operator control station of a telerobot system has unique functional and human factors requirements. It has to satisfy the needs of a truly interactive and user-friendly complex system, a telerobot system being a hybrid between a teleoperated and an ...
Kan, Edwin P.
core   +1 more source

Machine learning at the interface of structural health monitoring and non-destructive evaluation. [PDF]

open access: yesPhilos Trans A Math Phys Eng Sci, 2020
Gardner P   +6 more
europepmc   +1 more source

ISAAC Advanced Composites Research Testbed [PDF]

open access: yes
The NASA Langley Research Center is acquiring a state-of-art composites fabrication capability to support the Center's advanced research and technology mission.
Martin, Robert A.   +2 more
core   +1 more source

Robotic and automatic welding development at the Marshall Space Flight Center [PDF]

open access: yes
Welding automation is the key to two major development programs to improve quality and reduce the cost of manufacturing space hardware currently undertaken by the Materials and Processes Laboratory of the NASA Marshall Space Flight Center.
Flanigan, L. A.   +2 more
core   +1 more source

In Situ Thermal Inspection of Automated Fiber Placement Operations for Tow and Ply Defect Detection [PDF]

open access: yes
The advent of Automated Fiber Placement (AFP) systems have aided the rapid manufacturing of composite aerospace structures. One of the challenges that AFP systems pose is the uniformity of the deposited prepreg tape layers, which complicates detection of
Cramer, K Elliott   +2 more
core   +1 more source

Non-contact detection of ultrasound with light - Review of recent progress. [PDF]

open access: yesPhotoacoustics, 2023
Spytek J, Ambrozinski L, Pelivanov I.
europepmc   +1 more source

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