Zobrazeno 1 - 10
of 76
pro vyhledávání: '"Donald W. Radford"'
Autor:
Steven P. Caldwell, Donald W. Radford
Publikováno v:
Sensors, Vol 24, Iss 8, p 2508 (2024)
With the advent of bonded composites in today’s aircraft, there is a need to verify the structural integrity of the bonded joints that comprise their structure. To produce adequate joint integrity, strict process control is required during bonding
Externí odkaz:
https://doaj.org/article/7a6d2bce91c54d7fa94daf6705af0104
Autor:
Steven P. Caldwell, Donald W. Radford
Publikováno v:
Journal of Composites Science, Vol 7, Iss 2, p 53 (2023)
Composite bonded structure is a prevalent portion of today’s aircraft structure. Adequate bond integrity is a critical aspect of fabrication and service, especially since many of today’s structural bonds are critical for flight safety. Over the l
Externí odkaz:
https://doaj.org/article/6a8f4aa9ccf8419398efd52966650952
Autor:
Mark E. Bourgeois, Donald W. Radford
Publikováno v:
Journal of Composites Science, Vol 6, Iss 11, p 343 (2022)
Sandwich panels are commonly used as structure, based on fiber reinforced composites, with the goal of high flexural stiffness and low mass. It is most common to separate two high performance composite facesheets with a low-density core, generally in
Externí odkaz:
https://doaj.org/article/590133aa2713475dace5b7d9e8776e37
Publikováno v:
Journal of Composites Science, Vol 6, Iss 2, p 61 (2022)
Direct digital manufacturing of continuous fiber-reinforced thermoplastics exhibits the potential to relieve many of the constraints placed on the current design and manufacture of composite structures. At present, the additive manufacturing of conti
Externí odkaz:
https://doaj.org/article/6845e2b7676d412ca5caa23d1244852b
Autor:
Daniel Lang, Donald W. Radford
Publikováno v:
Materials, Vol 15, Iss 2, p 449 (2022)
This study proposes a novel methodology to combine topology optimization and ply draping simulation to partition composite structures, improve structural performance, select materials, and enable more accurate representations of cost- and weight-effi
Externí odkaz:
https://doaj.org/article/f2d58bc750c649068b39eda3938899f0
Publikováno v:
Journal of Materials Research and Technology, Vol 7, Iss 1, Pp 45-54 (2018)
This study involved the evaluation of mechanical and ferroelectric properties of a new class of nanofiller infused inorganic polymer (geopolymer, GP). To evaluate the mechanical performance, compressive strength and fracture resistance of neat and na
Externí odkaz:
https://doaj.org/article/fe5808e324fc4038b9db845cf81b279b
Autor:
Mark E. Bourgeois, Donald W. Radford
Publikováno v:
Journal of Composites Science, Vol 5, Iss 3, p 73 (2021)
During the development of digitally manufactured, commingled tow continuous fiber reinforced composites, consolidation force was controlled using a controlled spring force that yielded a repeatable tow width. However, the use of the extruder face to
Externí odkaz:
https://doaj.org/article/de4e5f5cf83c47a9b258f5b000e94c5d
Publikováno v:
Materials, Vol 2, Iss 4, Pp 2216-2227 (2009)
Resin transfer molding of an inorganic polymer binder was successfully demonstrated in the preparation of ceramic fiber reinforced engine exhaust valves. Unfortunately, in the preliminary processing trials, the resulting composite valves were too bri
Externí odkaz:
https://doaj.org/article/1f0a449b73544a9ebe5f5f6cb97a6ef5
Autor:
Daniel Lang, Donald W. Radford
Publikováno v:
Urban Rail Transit. 7:84-100
The rail transportation sector is currently seeking to decrease greenhouse gas emissions by incorporating composite materials that can reduce the mass of vehicles. During early adoption of composites in the rail transportation industry, these materia
Publikováno v:
AIAA SCITECH 2022 Forum.