2019 Publications
AEROACOUSTICS
M. Rafaelof, A. W. Christian, K. P. Shepherd, S. A. Rizzi, and J. H. Stephenson: “Audibility of Multiple, Low-Frequency Tonal Signals in Noise,” NASA/TM- 2019-220398, August 2019.
M. Rafaelof: “Implementation of Machine Learning to Gauge Human Response to Noise to Eliminate its Adverse Effects Onboard Spacecraft,” Proceedings of 70th International Astronautical Congress, IAC-19-A1.2.6×49508, October 2019.
AEROSPACE SCIENCES
O. Park, R. A. Burns, and N. T. Clemens: “Relationship Between Soot and Scalar Dissipation Rate in the Soot-inception Region of Turbulent Non-premixed Jet Flames,” Proceedings of the Combustion Institute, Vol. 37 (1), 1057-1064, 2019, doi:10.1016/j.proci.2018.06.174
P. Paredes, M. Choudhari, and F. Li: “Instability Wave-streak Interactions in a High Mach Boundary Layer at Flight Conditions,” Journal of Fluid Mechanics, 858, 474-499, January 2019, doi:10.1017/jfm.2018.744
B. S. Venkatachari, and C. L. Chang: “Investigation of Transitional Shock-Wave/ Boundary Layer Interactions Using Direct Numerical Simulations,” AIAA 2019-0093, AIAA SciTech Forum and Exposition, January 2019, doi:10.2514/6.2019-0093
P. Paredes, M. Chouhdari, F. Li, J. Jewell, and R. Kimmel: “Nonmodal Growth of Traveling Waves on Blunt Cones at Hypersonic Speeds,” AIAA 2019-0876, AIAA SciTech Forum and Exposition, January 2019, doi:10.2514/6.2019-0876
M. Chouhdari, F. Li, P. Paredes, and L. Duan: “Effect of 3D Roughness Patch on Instability Amplification in a Supersonic Boundary Layer,” AIAA 2019- 0877, AIAA SciTech Forum and Exposition, January 2019, doi:10.2514/6.2019-0877
C. L. Chang, and B. S. Venkatachari: “Dynamic Smagorinsky Modeled Large- Eddy Simulations of Turbulence Using Tetrahedral Meshes,” AIAA 2019-1647, AIAA SciTech Forum and Exposition, January 2019, doi:10.2514/6.2019-1647
P. Paredes, M. Choudhari, F. Li, J. S. Jewell, R. L. Kimmel, E. C. Marineau, and G. Grossir: “Nose-tip Bluntness Effects on Transition at Hypersonic Speeds: Experimental and Numerical Analysis,” Journal of Spacecraft and Rockets, 56(2), 239-387, March 2019, doi:10.2514/1.A34277
S. J. Hein, A. Theiss, A. Di Giovanni, C. Stemmer, T. Schilden, W. Schroeder, P. Paredes, M. Choudhari, F. Li, and E. Reshotko: “Numerical Investigation of Roughness Effects on Transition on Spherical Capsules,” Journal of Spacecraft and Rockets, 56(2), 388-404, March 2019, doi:10.2514/1.A34247
A. Uzun and M. R. Malik: “Wall- Resolved Large Eddy Simulations of Transonic Shock-Induced Flow Separation,” AIAA Journal, Vol. 57(5), 1955-1972, May 2019, doi:10.2514/1.J057850
H. L. Kline, C.-L. Chang, and F. Li: “Multiple Boundary Layer Instability Modes with Nonequilibrium and Wall Temperature Effects Using LASTRAC,” AIAA 2019-2850, AIAA Aviation Forum and Exposition, June 2019, doi.org/10.2514/6.2019-2850
C.-L. Chang, H. L. Kline, and F. Li: “Effects of Wall Cooling on Supersonic Modes in High- Enthalpy Hypersonic Boundary Layers over a Cone,” AIAA 2019- 2852, AIAA Aviation Forum and Exposition, June 2019, doi.org/10.2514/6.2019-2852
P. Paredes, M. Choudhari, and F. Li: “Laminar-Turbulent Transition Upstream of the Entropy-layer Swallowing Location in Hypersonic Boundary Layers,” AIAA 2019-3215, AIAA Aviation Forum and Exposition, June 2019, doi:10.2514/6.2019-3215
F. Li, M. Choudhari, and P. Paredes: “Nonlinear Goertler Vortices and their Secondary Instability in a Hypersonic Boundary Layer,” AIAA 2019- 3216, AIAA Aviation Forum and Exposition, June 2019, doi:10.2514/6.2019-3216
P. Paredes, M. Choudhari, F. Li, J. Jewell, and R. Kimmel: “Nonmodal Growth of Traveling Waves on Blunt Cones at Hypersonic Speeds,” AIAA Journal, 57(11), 4738-4749, November 2019, doi: 10.2514/1.J058290
ATMOSPHERIC SCIENCES
V. Ambrosia, L. Friedl, and A. J. Soja: “2018 Annual Summary: NASA Earth Sciences, Applied Sciences — Wildland Fire,” 2019.
M. J. Behrenfeld, R. H. Moore, C. A. Hostetler, J. Graff, P. Gaube, L. M. Russell, G. Chen, S. C. Doney, S. Giovannoni, H. Liu, C. Proctor, L. M. Bolaños, N. Baetge, C. Davie-Martin, T. K. Westberry, T. S. Bates, T. G. Bell, K. D. Bidle, E. S. Boss, S. D. Brooks, B. Cairns, C. Carlson, K. Halsey, E. L. Harvey, C. Hu, L. Karp-Boss, M. Kleb, S. Menden-Deuer, F. Morison, P. K. Quinn, A. J. Scarino, B. Anderson, J. Chowdhary, E. Crosbie, R. Ferrare, J. W. Hair, Y. Hu, S. Janz, J. Redemann, E. Saltzman, M. Shook, D. A. Siegel, A. Wisthaler, M. Y. Martin, and L. Ziemba: “The North Atlantic Aerosol and Marine Ecosystem Study (NAAMES): Science Motive and Mission Overview,” Frontiers in Marine Science, March 2019, doi:10.3389/fmars.2019.00122
A. J. Soja, E. M. Gargulinski, and H. D. Choi: “CALIOP-based Biomass Burning Smoke Plume Detrainment Height,” International Association of Wildland Fire Journal, 6th International Fire Behavior and Fuels Conference, May 2019.
E. Parfenova, N. Tchebakova, and A. J. Soja: “Assessing Landscape Potential for Human Sustainability and ‘Attractiveness’ across Asian Russia in a Warmer 21st Century,” Environmental Research Letters, 14 (6), June 2019, doi:10.1088/1748-9326/ab10a8
Fadnavis, S., Sabin, T. P., Roy, C., Rowlinson, M. J., Rap, A., Vernier, J.-P., Sioris, C. E.: “Elevated Aerosol Layer over South Asia Worsens the Indian Droughts,” Nature Scientific Reports, 9 (1), p. 10268, July 2019, doi:10.1038/s41598-019-46704-9.
A. Sorooshian, B. Anderson, S. E. Bauer, R. A. Braun, B. Cairns, E. Crosbie, H. Dadashazar, G. Diskin, R. Ferrare, R. C. Flagan, J. Hair, C. Hostetler, H. H. Jonsson, M. M. Kleb, H. Liu, A. B. MacDonald, A. McComiskey, R. Moore, D. Painemal, L. M. Russell, J. H. Seinfeld, M. Shook, W. L. Smith, K. Thornhill, G. Tselioudis, H. Wang, X. Zeng, B. Zhang, L. Ziemba, and P. Zuidema: “Aerosol–Cloud–Meteorology Interaction Airborne Field Investigations: Using Lessons Learned from the U. S. West Coast in the Design of ACTIVATE Off the U.S. East Coast,” Bulletin of the American Meteorological Society, 100, 1511–1528, August 2019, doi:10.1175/BAMS-D-18-0100.1
Griessbach, S., Hoffmann, L., Spang, R., Achtert, P., von Hobe, M., Mateshvili, N., Müller, R., Riese, M., Rolf, C., Seifert, P., and Vernier, J.-P.: “Aerosol and Cloud Top Height Information of Envisat MIPAS Measurements,” Atmospheric Measurement Techniques (Discussion), August 2019, doi:10.5194/amt-2019-283
I. N. Sokolik, A. J. Soja, P. J. DeMott and D. Winker: “Progress and Challenges in Quantifying Wildfire Smoke Emissions, their Properties, Transport and Atmospheric Impacts” Journal of Geophysical Research – Atmospheres, 124(23), 13005- 13025, December 2019, doi:10.1029/2018JD029878
B. N. Duncan, L. E. Ott, J. B. Abshire, L. Brucker, M. L. Carroll, J. Carton, J. C. Comiso, E. P. Dinnat, B. C. Forbes, A. Gonsamo, W. W. Gregg, D. K. Hall, I. Ialongo, R. Jandt, R. A. Kahn, A. Karpechko, S. R. Kawa, S. Kato, T. Kumpula, E. Kyrölä, T. V. Loboda, K. C. McDonald, P. M. Montesano, R. Nassar, C. S. R. Neigh, C. L. Parkinson, B. Poulter, J. Pulliainen, K. Rautiainen, B. M. Rogers, C. S. Rousseaux, A. J. Soja, N. Steiner, J. Tamminen, P. C. Taylor, M. A. Tzortziou, H. Virta, J. S. Wang, J. D. Watts, D. M. Winker, D. L. Wu: “Space-Based Observations for Understanding Changes in the Arctic-Boreal Zone,” Reviews of Geophysics, October 2019, doi: 10.1029/2019RG000652
Thompson, A. M., Stauffer, R. M., Boyle, T. P., Kollonige, D. E., Kazuyuki, M., Tzortziou, M., Herman, J. R., Abuhassan, N., Jordan, C. E., and Lamb, B. T.: “Comparison of Near-Surface NO2 Pollution with Pandora Total Column NO2 During the Korea-United States Ocean Color (KORUS OC) Campaign,” Journal of Geophysical Research – Atmospheres, 124, 13,560- 13,575, November 2019, doi:10.1029/2019JD030765
Peterson, D. A., Hyer, E. J., Han, S.-O., Crawford, J. H., Park, R. J., Holz, R., Kuehn, R. E. K, Eloranta, E., Knote, C., Jordan, C. E., and Lefer, B. L.: Meteorology Influencing Springtime Air Quality, Pollution Transport, and Visibility in Korea, Elementa Sci Anth, 7(1), p.57, December 2019, doi.org/10.1525/elementa.395
COMPUTATIONAL SCIENCES
J. A. White, H. Nishikawa, and R. Baurle: “Weighted Least- squares Cell-Average Gradient Construction Methods for the VULCAN-CFD Second-Order Accurate Unstructured Grid Cell-Centered Finite-Volume Solver,” AIAA Paper 2019- 0127, AIAA SciTech Forum and Exposition, January 2019, doi:10.2514/6.2019-0127
L. Li, J. Lou, H. Luo, and H. Nishikawa: “High-Order Hyperbolic Navier-Stokes Reconstructed Discontinuous Galerkin Method,” AIAA Paper 2019-1150, AIAA SciTech Forum and Exposition, January 2019, doi:10.2514/6.2019-1150
H. Nishikawa: “An Implicit Gradient Method for Cell- Centered Finite-Volume Solver on Unstructured Grids,” AIAA Paper 2019-1155, AIAA SciTech Forum and Exposition, January 2019, doi:10.2514/6.2019-1155
A. Mishra, J. Dylan, and J. D. Baeder: “ADGAR: A GPU Accelerated Adjoint Solver for Shape Optimization in Viscous Flows,” AIAA Paper 2019-1473, AIAA SciTech Forum and Exposition, January 2019, doi:10.2514/6.2019-1473
L. Wang, B. Diskin, R. T. Biedron, E. J. Nielsen, V. Sonneville, and O. A. Bauchau: “High-Fidelity Multidisciplinary Sensitivity Analysis Framework for Multipoint Rotorcraft Optimization,” AIAA Paper 2019-1699, AIAA SciTech Forum and Exposition, January 2019, doi:10.2514/6.2019-1699
M. J. Pandya, D. C. Jespersen, B. Diskin, J. L. Thomas, and N. T. Frink: “Accuracy, Scalability, and Efficiency of Mixed-Element USM3D for Benchmark Three- Dimensional Flows,” AIAA Paper 2019-2333, AIAA SciTech Forum and Exposition, January 2019, doi:10.2514/6.2019-2333
L. Friedrich, G. Schnücke, A.R. Winters, D.C. Del Rey Fernández, G.J. Gassner, and M.H. Carpenter: “Entropy Stable Space-Time Discontinuous Galerkin Schemes with Summation-by-Parts Property for Hyperbolic Conservation Laws,” Journal of Scientific Computing, Vol. 80, No. 1, pp. 175-222, July 2019, doi:10.1007/s10915-019-00933-2
L. Gao, D.C. Del Rey Fernández, M.H. Carpenter, and D. Keyes: “SBP-SAT Finite Difference Discretization of Acoustic Wave Equations on Staggered Block-Wise Uniform Grids,” Journal of Computational and Applied Mathematics, Vol. 348, No. 1, pp. 421-444, March 2019, doi:10.1016/j.cam.2018.08.04
L. Wang, B. Diskin, R. T. Biedron, E. J. Nielsen, V. Sonneville, and O. A. Bauchau, “High-Fidelity Multidisciplinary Design Optimization Methodology with Application to Rotor Blades,” Journal of the American Helicopter Society, vol. 64(3), July 2019, doi:10.4050/ JAHS.64.032002
L. Wang, B. Diskin, R. T. Biedron, E. J. Nielsen, and O. A. Bauchau: “High-Fidelity Multidisciplinary Sensitivity Analysis and Design Optimization for Rotorcraft Applications,” AIAA Journal, vol. 57(8), 3117-3131, August 2019, doi:10.2514/1.J056587
A. Callejo, O. A. Bauchau, and B. Diskin: “Adjoint Method for the Sensitivity Analysis of Composite Beam Cross-Sections,” Computers & Structures, vol. 213, 100-111, March 2019,doi:10.1016/j.compstruc.2018.12.004
A. Callejo, O. A. Bauchau, and B. Diskin: “Parallel Sensitivity Analysis of Rotor Blade Cross-Sections,” Vertical Flight Society Forum 75, May 2019.
L. Wang, B. Diskin, L. V. Lopes, E. J. Nielsen, E. J. Lee-Rausch, and R. T. Biedron: “High-Fidelity Multidisciplinary Design Optimization of Low-Noise Rotorcraft,” Vertical Flight Society Forum 75, May 2019.
J. Lou, X. Liu, H. Luo, and H. Nishikawa: “Reconstructed Discontinuous Galerkin Methods for Hyperbolic Diffusion Equations on Unstructured Grids,” Communications in Computational Physics, Vol. 25, May 2019, pp. 1302-1327, doi:10.4208/cicp.OA-2017-0186
L. Li, J. Lou, H. Luo, and H. Nishikawa: “High-Order Hyperbolic Navier-Stokes Reconstructed Discontinuous Galerkin Method for Unsteady Flows,” AIAA Paper 2019-3060, AIAA Aviation Forum and Exposition, June 2019, doi:10.2514/6.2019-3060
A. K. Edoh and D. C. Del Rey Fernández: “Padé Summation-by-Parts Operators for Spectral Resolvability on Bounded Domains: The First Derivative,” AIAA Paper 2019- 3203, AIAA Aviation Forum and Exposition, June 2019, doi:10.2514/6.2019-3203
Y. Zhou, B. Diskin, N. R. Gauger, J. Pardue, A. Chernikov, C. Tsolakis, F. Drakopoulos, and N. Chrisochoides: “Hybrid RANS/LES Simulation of Vortex Breakdown Over a Delta Wing,” AIAA Paper 2019-3524, AIAA Aviation Forum and Exposition, June 2019, doi:10.2514/6.2019-3524
H. Nishikawa and J. A. White: “Face-Averaged Nodal-Gradient Approach to Cell-Centered Finite-Volume Method on Triangular Grids,” AIAA Paper 2019-3636, AIAA Aviation Forum and Exposition, June 2019, doi:10.2514/6.2019-3636
I. Ordaz, E. J. Nielsen, S. K. Rallabhandi, and B. Diskin: “Adjoint-Based Design of a Distributed Propulsion Concept with a Power Objective,” AIAA Paper 2019-3681, AIAA Aviation Forum and Exposition, June 2019, doi:10.2514/6.2019-3681
J. A. White, R. Baurle, and H. Nishikawa: “Efficient and Robust Weighted Least-Squares Cell-Average Gradient Construction Methods For the Simulation of Scramjet Flows,” Joint Army-Navy-NASA-Air Force (JANNAF) 66th JPM / PIB / 49th CS / 37th APS / 37th EPSS / 31st PSHS Joint Subcommittee Meeting, June 2019.
H. Nishikawa: “Efficient Gradient Stencils for Robust Implicit Finite-volume Solver Convergence on Distorted Grids,” Journal of Computational Physics, Vol. 386, June 2019, pp. 486-501, doi:10.1016/j.jcp.2019.02.026
P. S. Iyer and M. R. Malik: “Analysis of the Equilibrium Wall Model for High-speed Turbulent Flows,” Physical Review Fluids, Volume 4, Issue 7, 074604, July 2019, doi:10.1103/PhysRevFluids.4.074604
D. C. Del Rey Fernández, P. D. Boom, M. H. Carpenter, and D. W. Zingg: “Extension of Tensor- Product Generalized and Dense- Norm Summation-by-Parts Operators to Curvilinear Coordinates,” Journal of Scientific Computing, Vol. 80, No. 3, July 2019, pp. 1957-1996, doi:10.1007/s10915-019-01011-3
L. Dalcin, D. B. Rojas, S. Zampini, D. C. Del Rey Fernández, M. H. Carpenter, and M. Parsani: “Conservative and Entropy Stable Solid Wall Boundary Conditions for the Compressible Navier- Stokes Equations: Adiabatic Wall and Heat Entropy Transfer,” Journal of Computational Physics, Vol. 397, August 2019, doi:10.1016/j.jcp.2019.06.051
D. C. Del Rey Fernández, J. Crean, M. H. Carpenter, and J. E. Hicken: “Staggered-Grid Entropy-Stable Multidimensional Summation-by-Parts Discretizations on Curvilinear Coordinates,” Journal of Computational Physics, Vol. 392, No. 1, pp. 161-186, September 2019, doi:10.1016/j.jcp.2019.04.029
H. Nishikawa: “On Large Start- Up Error of BDF2,” Journal of Computational Physics, Vol. 392, September 2019, pp. 456-461, doi:10.1016/j.jcp.2019.04.070
A. Uzun and M.R. Malik: “Effect of Spatial Filtering in Implicit Large-Eddy Simulations of Separated Flows,” AIAA Journal (Articles in Advance), September 2019, doi:10.2514/1.J058382
J. Chan, D. C. Del Rey Fernández, and M. H. Carpenter: “Efficient Entropy Stable Gauss Collocation Methods,” SIAM Journal on Scientific Computing, Vol. 41 (5), October 2019, doi:10.1137/18M1209234
H. L. Kline, C-L. Chang, F. Li: “Boundary Layer Stability and Laminar-Turbulent Transition Analysis with Thermochemical Non-equilibrium Applied to Martian Atmospheric Entry,” Proceedings of 70th International Astronautical Congress, IAC–19–C2.7.1×49264, October 2019.
A. S. Chamarthia, H. Nishikawa, and K. Komurasakia: “First Order Hyperbolic Approach for Anisotropic Diffusion Equation,” Journal of Computational Physics, Vol. 396, November 2019, pp. 243-263, doi:10.1016/j.jcp.2019.06.064
A. Walden, E.J. Nielsen, B. Diskin, and M. Zubair, “A Mixed Precision Multicolor Point-Implicit Solver for Unstructured Grids on GPUs,” The International Conference for High-Performance Computing, Networking, Storage, and Analysis (SC19) – 9th Workshop on Irregular Applications: Architectures and Algorithms, November 2019, doi: 10.1109/IA349570.2019.00010
N. K. Yamaleev, D. C. Del Rey Fernández, J. Lou, and M. H. Carpenter: “Entropy Stable Spectral Collocation Schemes for the 3-D Navier- Stokes Equations on Dynamic Unstructured Grids,” Journal of Computational Physics, Vol. 399, December 2019, doi:10.1016/j.jcp.2019.108897
FORMAL METHODS
K. L. Hobbs, I. Perez, A. W. Fifarek, and E. M. Feron: “Formal Verification of Decision Logic for Automatic Maneuvering of Spacecraft,” AIAA Paper 2019-1187, AIAA SciTech Forum and Exposition, January 2019, doi:10.2514/6.2019-1187
R. Salvia, L. Titolo, M. A. Feliú, M. M. Moscato, C. A. Muñoz, and Z. Rakamarić: “A Mixed Real and Floating-Point Solver,” 11th International Symposium on NASA Formal Methods, Lecture Notes in Computer Science, Vol. 11460, May 2019, 363-370, doi:10.1007/978-3-030-20652-9\_25
I. Perez, A. Goodloe, and W. Edmonson: “Fault-Tolerant Swarms,” 2019 IEEE International Conference on Space Mission Challenges for Information Technology (SMC-IT), July 2019, doi:10.1109/SMC-IT.2019.00011
M. M. Moscato, L. Titolo, M.A. Feliu, and C.A. Muñoz: “Provably Correct Floating-Point Implementation of a Point-in- Polygon Algorithm,” Third World Congress on Formal Methods – The Next 30 Years, Lecture Notes in Computer Science, Vol. 11800, pp. 21-37, September 2019, doi:10.1007/978-3-030-30942-8
S. Balachandran, V. Bajaj, M. A. Feliú, C. Muñoz, and M. Consiglio: “A Learning-Based Guidance Selection Mechanism for a Formally Verified Sense and Avoid Algorithm,” 38th Digital Avionics Systems Conference (DASC 2019), September 2019.
S. Balachandran, V. Bajaj, M. Feliú, C. Muñoz, and M. Consiglio: “A Learning-Based Guidance Selection Mechanism for a Formally Verified Sense and Avoid Algorithm,” 38th Digital Avionics Systems Conference, September 2019.
M. Palmieri, C. Bernardeschi, and P. Masci: “A Framework for FMI-based Co-Simulation of Human-Machine Interfaces,” Software and Systems Modeling, September 2019, doi:10.1007/ s10270-019-00754-9
V. Bajaj, K. Elmaaroufi, N. Fulton, and A. Platzer: “Work-in-Progress: Verifiably Safe SCUBA Diving using Commodity Sensors,” 2019 International Conference on Embedded Software (EMSOFT’19), October 2019.
P. Masci and C. Munoz: “An Integrated Development Environment for the Prototype Verification System,” Third World Congress on Formal Methods – The Next 30 Years, Proceedings of 5th Workshop on Formal Integrated Development Environment (F-IDE), October 2019, doi:10.4204/EPTCS.310.5
Human Factors
J. Hanson, M. Clowdsley, and S. Thibeault: “Human Factors Ground Test Assessment and Protocol Development for Space Radiation Protection Concepts,” Human Factors and Ergonomics Society Annual Meeting, Vol. 63(1), 1782-1786, November 2019, doi:10.1177/1071181319631243
MATERIAL SCIENCE AND STRUCTURES
A. S. Selvarathinam, N. V. De Carvalho, B. R. Seshadri, and V. Johnson: “Validation of Floating Node Method Using Three-Point Bend Doubler Under Quasi-Static Loading,” AIAA Paper 2019-1549, AIAA SciTech Forum and Exposition, January 2019, doi:10.2514/6.2019-1549.
R. Ledesma, F. Palmieri, B. Campbell, W. Yost, J. Fitz-Gerald, G. Dillingham, and J. Connell: “Correlation of Trace Silicone Contamination Analyses on Epoxy Composites by X-ray Photoelectron Spectroscopy (XPS) and Laser Induced Breakdown Spectroscopy (LIBS),” Applied Spectroscopy, Vol. 73(2), 229-235, February 2019, oi:10.1177/0003702818809928
C. Hu, Y. Lin, J. W. Connell, H.-M. Cheng, Y. Gogotsi, M.-M. Titirici, and L. Dai: “Carbon-Based Metal-Free Catalysts for Energy Storage and Environmental Remediation,” Advanced Materials, Vol. 31 (13), March 2019.
D. J. Kirsch, S. D. Lacey, Y. Kuang, G. Pastel, H. Xie, J. W. Connell, Y. Lin, and L. Hu: “Scalable Dry Processing of Binder-free Lithium-ion Battery Electrodes Enabled by Holey Graphene,” ACS Applied Energy Materials, X 2(5), 2990-2997, April 2019, doi:10.1021/acsaem.9b00066
R. Ledesma, W. Yost, F. Palmieri, and J. Connell: “Optically Stimulated Electron Emission Analysis of Surface Contamination Levels on Epoxy Composites and Effect on Failure Mode of Adhesively Bonded Specimens,” AIP Conference Proceedings, Vol. 2102(1), 070005, May 2019, doi:10.1063/1.5099805
B. R. Seshadri, S. W. Smith, and J. A. Newman: “Correlation of Experimental and Numerical Simulation of Near-Threshold Fatigue Crack Growth for K-Decreasing Test Methods,” 19th International ASTM/ESIS Symposium on Fatigue and Fracture Mechanics (42nd National Symposium on Fatigue and Fracture Mechanics), May 2019.
Y. Lin, K. J. Jones, L. C. Greenburg, J.-W. Kim, L. Hu, and J.W. Connell: “Facile, Solvent-Free Preparation of High Density, High Mass Loading Sulfur Cathodes Enabled by Dry-Pressable Holey Graphene Scaffolds,” Batteries & Supercaps, 2, 774-783, June 2019, doi:10.1002/batt.201900053
R. Krueger, L. Deobald, and H. Gu: “A Benchmark Example for Delamination Growth Predictions Based on the Single Leg Bending Specimen Under Fatigue Loading,” NAFEMS World Congress, June 2019.
F. Palmieri, R. Ledesma, J. Dennie, T. Kramer, Y. Lin, J. Hopkins, C. Wohl, and J. Connell: “Optimized Surface Treatment of Aerospace Composites Using a Picosecond Laser,” Composites Part B: Engineering, Vol. 175, 107155, July 2019, doi:10.1016/j.compositesb.2019.107155
J. H. Kang, J. A. Hinkley, K. L. Gordon, S. A. Thibeault, R. G. Bryant, J. M. Fernandez, W. K. Wilkie, R. Peterson, C. Brandenburg, E. Hill, N. Arcot, H. Diaz Morales and D. McGruder: “Viscoelastic Characterization of Polymers for Deployable Composite Booms,” 5th International Symposium on Solar Sailing, July 2019.
J. H. Kang, K. L. Gordon, R. G. Bryant, O. R. Stohlman, W. K. Wilkie, A. E. Stark, R. Barfield, B. Sindle, M. M. Finckenor and P. D. Craven: “Durability Characterization of Mechanical Interfaces in Solar Sail Membrane Structures,” 5th International Symposium on Solar Sailing, July 2019.
M. Sznajder, P. Seefeldt, T. Spröwitz, T. Renger, J. H. Kang, R. G. Bryant and W. K. Wilkie: “Solar Sail Propulsion Limitations Due to Hydrogen Blistering,” 5th International Symposium on Solar Sailing, July 2019.
K. W. Wilkie, J. M. Fernandez, S. D. Horner, P. L. Brown, P. A. Banicevic, T. C. Denkins, O. R. Stohlman, G. K. Rose, J. E. Warren, N. R. Schneider, G. D. Dean, J. H. Kang and M. K. Chamberlain: “An Overview of NASA’s Advanced Composite Solar Sail System (ACS3) Low-Earth Orbit Technology Demonstration Project,” 5th International Symposium on Solar Sailing, July 2019.
H. J. Kim: “High Mobility Si0.15Ge0.85 Growth by Using the Molten Target Sputtering (MTS) Within Heteroepitaxy Framework,” Nature Scientific Reports 9, 11555, August 2019, doi:10.1038/s41598-019-47723-2
N. V. De Carvalho, G. E. Mabson, R. Krueger, and L. R. Deobald: “A New Approach to Model Delamination Growth in Fatigue Using the Virtual Crack Closure Technique Without Re-meshing,” Engineering Fracture Mechanics, Vol. 222, 106614, August 2019, doi:10.1016/j.engfracmech.2019.106614
V. I. Yamakov, G. Jost, D. S. Kokron, Y. Mishin, and E. H. Glaessgen: “High-Performance Computing Optimization for Aladyn – Adaptive Neural Network Molecular Dynamics Mini-Application,” NASA/TM- 2019-220409, September 2019.
C. Buelke, A. Alshami, J. Casler, Y. Lin, M. Hickner, and I. H. Aljundi: “Evaluating Graphene Oxide and Holey Graphene Oxide Membrane Performance for Water Purification,” Journal Membrane Science, Vol. 588, 117195, October 2019, doi:10.1016/j.memsci.2019.117195
S.R. Zavada, G. Sauti, K.L. Gordon, J.G. Smith, and E.J. Siochi: “Thermally Induced Healing of Electrically Insulating Ethylene– Octene Copolymers,” Industrial & Engineering Chemistry Research, Vol. 58 (43), 19899-19908, October 2019, doi.org/10.1021/acs.iecr.9b03575
Yamakov, V. I., and Glaessgen, E. H.: “AladynPi – Adaptive Neural Network Molecular Dynamics Simulation Code with Physically Informed Potential: Computational Materials Mini-Application,” NASA/TM- 2019-220431, December 2019.
NANOTECHNOLOGY
J. Peeples, S.-H. Chu, J. P. O’Neil, M. Janabi, B. Wieland, and M. Stokely: “Boron Nitride Nanotube Cyclotron Targets for Recoil Escape Production of Carbon-11,” Instruments, 3(1), 8, January 2019, doi:10.3390/instruments3010008
D. M. Marincel, M. Adnan, J. Ma, E. A. Bengio, M. A. Trafford, O. Kleinerman, D. Kosynkin, S.-H. Chu, C. Park, S. J. A. Hocker, C. Fay, S. Arepalli, A. A. Martí, Y. Talmon, and M. Pasquali: “Scalable Purification of Boron Nitride Nanotubes via Wet Thermal Etching,” Chemistry of Materials, 31(5), 520-1527, February 2019, doi:10.1021/acs.chemmater.8b03785
A. Duzik, H-U Ko, H. J. Kim, J. Kim, J. H. Kim, S. H. Choi, and R. G. Bryant: “Fabrication Method, Characteristics and Applications of Cellulose Nano Fiber (CNF) Film,” NASA/TM-2019-220268, April 2019.
D. Lee, F.-G. Yuan, C. Fay, S.-H. Chu, and C. Park: “Piezoelectric Characterization of Boron Nitride Nanotube- Polyurethane Composites,” Micro-and Nanotechnology Sensors, Systems, and Applications XI, International Society for Optics and Photonics, 10982, 1098233, May 2019, doi:10.1117/12.2513999
Y. Jia, T. Ajayi, J. Morales, M. A. R. Chowdhury, G. Sauti, S.-H. Chu, C. Park, and C. Xu: “Thermal Properties of Polymer-derived Ceramic Reinforced with Boron Nitride Nanotubes,” Journal of the American Ceramic Society, July 2019, doi.org/10.1111/jace.16670
G. Sauti, C. Park, J. W. Lee, H. H. Luong, and S.-H. Chu: “NtGCM User’s Manual: 1.1 (High Pressure High Temperature Laser-based) Nanotube Growth Chamber Monitor,” NASA/TM-2019- 220395, August 2019.
SENSORS, OPTICS, AND MEASUREMENT SYSTEMS
A. N. Watkins, K. Z. Goodman, and S. M. Peak: “Transition Detection at Cryogenic Temperatures Using a Carbon-Based Resistive Heating Layer Coupled with Temperature Sensitive Paint,” AIAA Paper 2019-2191, AIAA SciTech Forum and Exposition, January 2019, doi:10.2514/6.2019-2191
M. A. André, R. A. Burns, P. M. Danehy, S. R. Cadell, B. G. Woods, and P. M. Bardet: “Velocimetry during depressurized conduction cooldown events in the HTTF,” Nuclear Engineering and Design, Vol. 341, 406-414, January 2019, doi:10.1016/j.nuceng des.2018.11.026
D. T. Reese, R. A. Burns, P. M. Danehy, E. J. Walker, and W. K. Goad: “Implementation of a pulsed-laser measurement system in the National Transonic Facility,” AIAA Paper 2019- 3380, AIAA Aviation Forum and Exposition, June 2019, doi:10.2514/6.2019-3380
T. W. Fahringer, R. A. Burns, P. M. Danehy, P. M. Bardet, and J. Felver: “Pulse-burst Cross-correlation Doppler Global Velocimetry,” AIAA Paper 2019-3384, AIAA Aviation Forum and Exposition, June 2019, doi:10.2514/6.2019-3384
P. Danehy, B. Wisser, T. Fahringer, C. Winski, B. Falman, and S. Shea: “Laser Light Sheet Flow Visualization of the Space Launch System Booster Separation Test,” AIAA Paper 2019-3507, AIAA Aviation Forum and Exposition, June 2019, doi:10.2514/6.2019-3505
UNMANNED SYSTEMS
M. Consiglio, B. Duffy, S. Balachandran, L. Glaab, and C. Muñoz: “Sense and Avoid Characterization of the Independent Configurable Architecture for Reliable Operations of Unmanned Systems,” 13th USA/Europe Air Traffic Management Research and Development Seminar (ATM2019), ATM-2019-50, June 2019.
B. Duffy, and L. Glaab: “Variable-Power ADS-B for UAS,” 38th Digital Avionics Systems Conference (DASC 2019), September 2019.
A. J. Moore, M. Schubert, T. Fang, J. Smith, and N. Rymer: “Bounding Methods for Heterogeneous Lidar-derived Navigational Geofences,” NASA/TM-2019-22399, September 2019.