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Patrick Walgren
Patrick Walgren
National Research Council
Verified email at us.af.mil
Title
Cited by
Cited by
Year
Coupled behavior of shape memory alloy-based morphing spacecraft radiators: Experimental assessment and analysis
C Bertagne, P Walgren, L Erickson, R Sheth, J Whitcomb, D Hartl
Smart Materials and Structures 27 (6), 065006, 2018
262018
Biomimicry of the armadillo carapace for the design of bending cylinders for aerospace applications
MR Ward Rashidi, G Frank, R Seifert, W Chapkin, J Baur, P Walgren
AIAA Scitech 2019 Forum, 1632, 2019
182019
Development and testing of a shape memory alloy-driven composite morphing radiator
P Walgren, C Bertagne, M Wescott, O Benafan, L Erickson, J Whitcomb, ...
Shape memory and superelasticity 4, 232-241, 2018
182018
Design and optimization of high-strain, cylindrical composite skins for morphing fuselages
WA Chapkin, P Walgren, GJ Frank, DR Seifert, DJ Hartl, JW Baur
Materials & Design 187, 108395, 2020
112020
Towards high turndown ratio shape memory alloy-driven morphing radiators
P Walgren, O Benafan, L Erickson, D Hartl
Smart Materials, Adaptive Structures and Intelligent Systems 51951, V002T02A009, 2018
62018
Bending mechanics of cylindrical skins for morphing aerospace applications
WA Chapkin, P Walgren, GJ Frank, DR Seifert, MRW Rashidi, DJ Hartl, ...
Materials & Design 186, 108316, 2020
52020
Efficient design of a smooth bending cylinder via parametric studies and optimization
P Walgren, R Seifert, W Chapkin, G Frank, J Baur, DJ Hartl
AIAA Scitech 2019 Forum, 1633, 2019
52019
Morphing airfoil design via l-system generated topology optimization
M Mikkelsen, M Mathew, P Walgren, B Bielefeldt, PBC Leal, D Hartl, ...
Smart Materials, Adaptive Structures and Intelligent Systems 59131, V001T04A022, 2019
42019
Demonstration of a shape memory alloy torque tube-based morphing radiator
JB Chong, P Walgren, DJ Hartl
Active and Passive Smart Structures and Integrated Systems XII 10595, 609-620, 2018
42018
Towards high-turndown-ratio shape memory alloy driven morphing space radiators: manufacturing methods, computational modeling, and prototype demonstration
PP Walgren
32019
A Nonlinear Substructure Method for Efficient Reduced-Order Structural Modeling Based on a Classical Plasticity Framework
P Walgren
22022
A nonlinear substructure method based on a computational plasticity framework for efficient analysis of structural assemblies
P Walgren, D Hartl
International Journal of Plasticity 169, 103728, 2023
2023
Flexible Multi-Material Structures
J Baur, D Seifert, G Frank, P Walgren, D Hartl, W Chapkin
US Patent App. 17/929,763, 2023
2023
Design, experimental demonstration, and validation of a composite morphing space radiator
P Walgren, S Nevin, D Hartl
Journal of Composite Materials 57 (3), 347-362, 2023
2023
Bending Mechanics of Cylindrical Skins for Morphing Aerospace Applications (Postprint)
JW Baur, WA Chapkin, DR Seifert, MR Rashidi, PP Walgren, DJ Hartle, ...
2019
Design, printing, and characterization of aerospace morphing structures
J Baur, W Chapkin, D Seifert, P Walgren, G Frank
2019
Nonlinear substructure methods to efficiently predict mechanical responses
P Walgren, D Hartl
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Articles 1–17