2020 Publications
AEROSPACE SCIENCES
P. Paredes, B. S. Venkatachari, M. Choudhari, F. Li, C.-L. Chang, H. Xiao, and M. Zafar: “Toward Transition Modeling in a Hypersonic Boundary Layer at Flight Conditions.” AIAA 2020-0103, AIAA SciTech Forum and Exposition, January 2020. https://doi.org/10.2514/6.2020-0103
M. Chouhdari, F. Li, and P. Paredes, “Streak Instabilities on HIFiRE-5 Elliptic Cone.” AIAA 2020-0828, AIAA SciTech Forum and Exposition, January 2020. https://doi.org/10.2514/6.2020-0828
B. S. Venkatachari, P. Paredes, J. Derlaga, P. Buning, M. Choudhari, F. Li, and C.-L. Chang: “Assessment of Transition Modeling Capability in OVERFLOW with Emphasis on Swept-wing Configurations.” AIAA 2020-1034, AIAA SciTech Forum and Exposition, January 2020. https://doi.org/10.2514/6.2020-1034
P. S. Iyer and M. R. Malik: “Wall-Modeled LES of the NASA Juncture Flow Experiment.” AIAA 2020-1307, AIAA SciTech Forum and Exposition, January 2020. https://doi.org/10.2514/6.2020-1307
H. L. Kline, C.-L. Chang, and F. Li: “Three-Dimensional Nonequilib- rium Boundary Layer Stability & Transition Analysis For Martian Entry.” AIAA 2020-2414, 23rd AIAA International Space Planes and Hypersonic Systems and Technologies Conference, March 2020. https://doi.org/10.2514/6.2020-2414
J. Muller, F. Luckoff, P. Paredes, V. Theofilis, and K. Oberleithner: “Receptivity of the Turbulent Precessing Vortex Core: Synchronization Experiments and Global Adjoint Linear Stability Analysis.” Journal of Fluid Mechanics, 888, A3-1-42, April 2020. https://doi.org/10.1017/jfm.2019.1063
C. Pederson, P. Paredes, M. Choudhari, B. Zhou, and B. Diskin: “Shape Optimization of Vortex Generators to Control Mack Mode Amplification.” AIAA 2020-2963, AIAA Aviation Forum, June 2020. https://doi.org/10.2514/6.2020-2963
F. Li, M. Choudhari, and P. Paredes: “Streak Instability Analysis on BOLT Configuration.” AIAA 2020-3028, AIAA Aviation Forum, June 2020. https://doi.org/10.2514/6.2020-3028
A. Uzun and M. R. Malik: “Simulation of a Turbulent Flow Subjected to Favorable and Adverse Pressure Gradients.” AIAA 2020-3061, AIAA Aviation Forum, June 2020. https://doi.org/10.2514/6.2020-3061
P. Paredes, M. Choudhari, and F. Li: “Mechanism for Frustum Transition over Blunt Cones at Hypersonic Speeds.” Journal of Fluid Mechanics, 894. A22-1-21, July 2020. https://doi.org/10.1017/jfm.2020.261
B. S. Venkatachari, G. C. Cheng, and C.-L. Chang: “Effect of Counterflowing Jet on Supersonic Slender-Body Configuration: A Numerical Study.” AIAA Journal of Spacecraft and Rockets, July 2020. https://doi.org/10.2514/1.A34736
N. Hildebrand, M. Choudhari, and P. Paredes: “Predicting Boundary-layer Transition over Backward-facing Steps via Linear Stability Analysis.” AIAA Journal, 58 (9), 3728-3734, September 2020. https://doi.org/10.2514/1.J059713
L. Wang, B. Diskin, R. T. Biedron, E. J. Nielsen, and O. A. Bauchau: “Evaluation of High-Fidelity Multidisciplinary Sensitivity- Analysis Framework for Multipoint Rotorcraft Optimization.” Journal of Aircraft, Volume 57, Number 5, September 2020. https://doi.org/10.2514/1.C035748
P. Paredes, B. S. Venkatachari, M. Chouhdari, F. Li, C.-L. Chang, M. Zafar, and H. Xiao: “Toward a Practical Method for Hypersonic Transition Prediction Based on Stability Correlations.” AIAA Journal, Volume 58, Number 10, p. 4475-4484, October 2020. https://doi.org/10.2514/1.J059407
ATMOSPHERIC SCIENCES
T. D. Fairlie, H. Liu, J.-P. Vernier, P. Campuzano-Jost, J. L. Jimenez, D. S. Jo, B. Zhang, M. Natarajan, M. A. Avery, and G. Huey: “Estimates of Regional Source Contributions to the Asian Tropopause Aerosol Layer Using a Chemical Transport Model.” Journal of Geophysical Research – Atmospheres, 125 (4), e2019JD031506, February 2020. https://doi.org/10.1029/2019JD031506
S. Griessbach, L. Hoffmann, R. Spang, P. Achtert, M. von Hobe, N. Mateshvili, R. Müller, M. Riese, C. Rolf, P. Seifert, and J.-P. Vernier: “Aerosol and Cloud Top Height Information of Envisat MIPAS Measurements.” Atmospheric Measurement Technology, 13b (3), 1243–1271, March 2020. https://doi.org/10.5194/amt-13-1243-2020
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, and D. L. Wu: “Space-Based Observations for Understanding Changes in the Arctic-Boreal Zone.” Reviews of Geophysics, Volume 58, Issue 1, March 2020. https://doi.org/10.1029/2019RG000652
C. Kloss, P. Sellitto, B. Legras, J.-P. Vernier, F. Jégou, M. Venkat Ratnam, B. S. Kumar, B. L. Madhavan, and G. Berthet: “Impact of the 2018 Ambae Eruption on the Global Stratospheric Aerosol Layer and Climate.” Journal of Geophysical Research: Atmospheres, June 2020. https://doi.org/10.1029/2020JD032410
M. V. Ratnam, S. T. A. Raj, B. L. Madhavan, J.-P. Vernier, V. R. Kiran, C. D. Jain, G. Basha, N. Nagendra, B. S. Kumar, A. K. Pandit, B. V. Krishna Murthy, and A. Jayaraman: “Vertically Resolved Black Carbon Measurements and Associated Heating Rates Obtained using In-situ Balloon Platform.” Atmospheric Environment, 232, 117541, July 2020. https://doi.org/10.1016/j.atmosenv.2020.117541
C. E. Jordan, J. H. Crawford, A. J. Beyersdorf, T. F. Eck, H. S. Halliday, B. A. Nault, L.-S. Chang, J. Park, R. Park, G. Lee, H. Kim, J.-Y. Ahn, S. Cho, H. J. Shin, J. H. Lee, J. Jung, D.-S. Kim, M. Lee, T. Lee, A. Whitehill, J. Szykman, M. K. Schueneman, P. Campuzano- Jost, J. L. Jimenez, J. P. DiGangi, G. S. Diskin, B. E. Anderson, R. H. Moore, L. D. Ziemba, M. A. Fenn, J. W. Hair, R. E. Kuehn, R. E. Holz, G. Chen, K. Travis, M. Shook, D. A. Peterson, K. D. Lamb, and J. P. Schwarz: “Investigation of Factors Controlling PM2.5 Variability Across the South Korean Peninsula during KORUS-AQ.” Elementa Science of the Anthropocene, 8 (1), p. 28, July 2020. https://doi.org/10.1525/elementa.424
E. Crosbie, M. A. Shook, L. D. Ziemba, B. E. Anderson, R. A. Braun, M. D. Brown, C. E. Jordan, A. B. MacDonald, R. H. Moore, J. B. Nowak, C. E. Robinson, T. Shingler, A. Sorooshian, C. Stahl, K. L. Thornhill, E.B . Wiggins, and E. Winstead: “Coupling an Online Ion Conductivity Measurement with the Particle-into-liquid Sampler: Evaluation and Modeling Using Laboratory and Field Aerosol Data.” Aerosol Science and Technology, August 2020. https://doi.org/10.1080/02786826.2020.1795499
K. M. Bergen, T. Loboda, J. P. Newell, V. Kharuk, S. Hitzaler, G. Sun, T. Johnson, A. Hoffman -Hall, W. Ouyuag, K. Park, and E. M. Gargulinski: “Long-term Trends in Anthropogenic Land Use in Siberia and the Russian Far East: a Case Study Synthesis from Landsat.” Environmental Research Letters, Volume 15, Number 10, September 2020. https://doi.org/10.1088/1748-9326/ab98b7
J.-P. Vernier, L. Kalnajs, J. A. Diaz, T. Reese, E. Corrales, A. Alan, H. Vernier, L. Holland, A. Patel, N. Rastogi, F. Wienhold, S. Carn, N. Krotkov, and J. Murray: “VolKilau: Volcano Rapid Response Balloon Campaign During the 2018 Kilauea Eruption.” Bulletin of the American Meteorological Society, 101 (10), October 2020. https://doi.org/10.1175/BAMS-D-19-0011.1
E. B. Wiggins, A. J. Soja, E. M. Gargulinski, H. S. Halliday, B. Pierce, C. C. Schmidt, J. B. Nowak, J. P. DiGangi, G. S. Diskin, J. M. Katich, A. E. Perring, J. P.Schwarz, B. E. Anderson, G. Chen, E. Crosbie, C. Jordan, C. E Robinson, K. Sanchez, T. Shingler, M. Shook, K. L Thornhill, E. L Winstead, L. D. Ziemba, and
R. H. Moore: “High Temporal Resolution Satellite Observations of Fire Radiative Power Reveal Link Between Fire Behavior and Aerosol and Gas Emissions.” Geophysical Research Letters, November 2020. https://doi.org/10.1029/2020GL090707
Jumelet, J., Klekociuk, A. R., Alexander, S. P., Bekki, S., Hauchecorne, A., Vernier, J. P., Fromm, P., et al: “Detection of Aerosols in Antarctica from Long-range Transport of the 2009 Australian Wildfires.” Journal of Geophysical Research: Atmospheres, Volume 125, Issue 23, December 2020. https://doi.org/10.1029/2020JD032542
A. York, U. S. Bhatt, E. Gargulinski, Z. Grabinski, P. Jain, A. Soja, R. L. Thoman, and R. Ziel: Wildland Fire in High Northern Latitudes. 2020 Arctic Report Card – NOAA, November 2020. https://doi.org/10.25923/2gef-3964
COMPUTATIONAL SCIENCES
J. A. White, H. Nishikawa, and R. Baurle: “A 3-D Nodal-Averaged Gradient Approach For Unstructured-Grid Cell-Centered Finite-Volume Methods For Application to Turbulent Hypersonic Flow.” AIAA 2020- 0652, AIAA SciTech Forum and Exposition, January 2020. https://doi.org/10.2514/6.2020-0652
H. Nishikawa: “A Face-Area- Weighted Centroid Formula for Reducing Grid Skewness and Improving Convergence of Edge- Based Solver on Highly-Skewed Simplex Grids.” AIAA 2020-1786, AIAA SciTech Forum and Exposition, January 2020. https://doi.org/10.2514/6.2020-1786
H. Nishikawa and J. A. White: “Face- and Cell-Averaged Nodal-Gradient Approach to Cell-Centered Finite-Volume Method on Mixed Grids,” AIAA 2020-1787, AIAA SciTech Forum and Exposition, January 2020. https://doi.org/10.2514/6.2020-1787
H. Nishikawa: “A Face-Area- Weighted ‘Centroid’ Formula for Finite-Volume Method That Improves Skewness and Convergence on Triangular Grids.” Journal of Computational Physics, Volume 401, 109001, January 2020. https://doi.org/10.1016/j.jcp.2019.109001
D. C. Del Rey Fernández, M. H. Carpenter, L. Dalcin, S. Zampini, and M. Parsani: “Entropy Stable h/p-Nonconforming Discretizations with the Summation-by-Parts Property for the Compressible Euler and Navier-Stokes Equation.” SN Partial Differential Equations and Applications, Volume 1 (9), March 2020. https://doi.org/10.1007/s42985-020-00009-z
P. S. Volpiani, P. S. Iyer, S. Pirozzoli, and J. Larsson: “Data-driven Compressibility Transformation for Turbulent Wall Layers.” Physical Review Fluids, 5(5), 052602, May 2020. https://doi.org/10.1103/PhysRevFluids.5.052602
H. Nishikawa: “Robust Numerical Fluxes for Unrealizable States.” Journal of Computational Physics, Volume 408, 109244, May 2020. https://doi.org/10.1016/j.jcp.2020.109244
H. Nishikawa: “A Hyperbolic Poisson Solver for Tetrahedral Grids.” Journal of Computational Physics, Volume 409, 109358, May 2020. https://doi.org/10.1016/j.jcp.2020.109358
H. Nishikawa and J. A. White: “An Efficient Cell-centered Finite-volume Method with Face-averaged Nodal-gradients for Triangular Grids.” Journal of Computational Physics, Volume 411, 109423, June 2020. https://doi.org/10.1016/j.jcp.2020.109423
H. Nishikawa and E. Padway: “An Adaptive Space-Time Edge-Based Solver for Two- Dimensional Unsteady Inviscid Flows.” AIAA 2020-3024, AIAA Aviation Forum, June 2020. https://doi.org/10.2514/6.2020-3024
Y. Higo, Y. Nakashima, K. Fujiyama, T. Irie, and H. Nishikawa: “RANS Solutions on Three-Dimensional Benchmark Configurations with scFLOW, a Polyhedral Finite- Volume Solver.” AIAA 2020- 3029, AIAA Aviation Forum, June 2020. https://doi.org/10.2514/6.2020-3029
H. Nishikawa: “Implicit Edge- Based Gradients for Simplex Grids.” AIAA 2020-3048, AIAA Aviation Forum, June 2020. https://doi.org/10.2514/6.2020-3048
H. Nishikawa: “A Face-Averaged Nodal Gradient Cell-Centered Finite-Volume Method for Mixed Grids,” AIAA 2020-3049, AIAA Aviation Forum, June 2020. https://doi.org/10.2514/6.2020-3049
E. Fabiano, A. Mishra, Z. Yang, and D. J. Mavriplis: “Towards Adjoint-based Sensitivity Analysis for Supersonic Jet Noise.” AIAA 2020-3131, AIAA Aviation Forum, June 2020. https://doi.org/10.2514/6.2020-3131
R. O. Icke, O. Baysal, L. V. Lopes, Y. Zhou, and B. Diskin, and A. Moy: “Toward Adjoint-Based Aeroacoustic Optimization for Propeller and Rotorcraft Applications.” AIAA 2020-3140, AIAA Aviation Forum, June 2020. https://doi.org/10.2514/6.2020-3140
I. R. Nolasco, L. Dalcin, D. C. Del Rey Fernández, S. Zampini, and M. Parsani: “Optimized Geometrical Metrics Satisfying Free-Stream Preservation.” Computers & Fluids, Volume 207, 104555, July 2020. https://doi.org/10.1016/j.compfluid.2020.104555
H. Nishikawa: “On the Loss and Recovery of Second-Order Accuracy with U-MUSCL.” Journal of Computational Physics, Volume 417, September 2020, 109600. https://doi.org/10.1016/j.jcp.2020.109600
Hildebrand, N., Choudhari, M., and Paredes, P.: “Predicting Boundary-layer Transition over Backward-facing Steps via Linear Stability Analysis.” AIAA Journal, 58 (9), 3728-3734.25. September 2020. https://doi.org/10.2514/1.J059713
Paredes, P., Venkatachari, B., Choudhari, M., Li, F., Chang, C.-L., Zafar, M., and Xiao, H.: “Toward a Practical Method for Hypersonic Transition Prediction Based on Stability Correlations.” AIAA Journal, 58 (10), 4475-4484. October 2020. https://doi.org/10.2514/1.J059407
Zafar, M.I., Xiao, H., Choudhari, M., Li, F., Chang, C.-L., Paredes, P., and Venkatachari, B.: “Convolutional Neural Network for Transition Modeling Based on Linear Stability Theory.” Physical Review Fluids, 5, 113903. November 2020. https://doi.org/10.1103/PhysRevFluids.5.113903
FORMAL METHODS
A. Dutle, M. Moscato, L. Titolo, C. Muñoz, G. Anderson, and F. Bobot: “Formal Analysis of the Compact Position Reporting Algorithm.” Journal on Formal Aspects of Computing, February 2020. https://doi.org/10.1007/s00165-019-00504-0
I. Perez, F. Dedden, and A. Goodloe: “Copilot 3.” NASA/TM-2020-220587, April 2020. https://ntrs.nasa.gov/citations/20200003164
I. Perez and A. Goodloe: “Fault-Tolerant Functional Reactive Programming (Extended Version).” Journal of Functional Programming, Volume 30, e12, May 2020. https://doi.org/10.1017/S0956796820000118
M. Palmieri, C. Bernardeschi, and P. Masci: “A Framework for FMI-based Co-simulation of Human-machine Interfaces.” Software and Systems Modeling, 19 (3), 601-623, May 2020. https://doi.org/10.1007/s10270-019-00754-9
P. Masci, C. A. Muñoz: “A Graphical Toolkit for the Validation of Requirements for Detect and Avoid Systems.” Tests and Proofs. TAP 2020. Lecture Notes in Computer Science, Volume 12165, June 2020. https://doi.org/10.1007/978-3-030-50995-8_9
B. K. Colbert, J. T. Slagel, L. G. Crespo, S. Balachandran, and C. Muñoz: “PolySafe: A Formally Verified Algorithm for Conflict Detection on a Polynomial Airspace.” Proceedings of 1st Virtual IFAC World Congress (IFAC-V 2020), July 2020.
I. Perez and H. Nilsson,
“Runtime Verification and Validation of Functional Reactive Systems.” Journal of Functional Programming, 30, e28, August 2020. https://doi.org/10.1017/S0956796820000210
J. C. Campos, C. Fayollas, M. D. Harrison, C. Martinie, P. Masci, and P. Palanque: “Supporting the Analysis of Safety Critical User Interfaces: An Exploration of Three Formal Tools.” ACM Transactions on Computer- Human Interaction, 27 (5), August 2020. https://doi.org/10.1145/3404199
P. Masci: “Experiences with Streamlining Formal Methods Tools.” FM 2019 International Workshops. Lecture Notes in Computer Science, Volume 12232, August 2020. https://doi.org/10.1007/978-3-030-54994-7_1
L. Titolo, M. Moscato, M. A. Feliu, and C. Muñoz: “Automatic Generation of Guard-Stable Floating-Point Code.” Proceedings of the 16th International Conference on Integrated Formal Methods (IFM 2020), 141-159, November 2020. https://doi.org/10.1007/978-3-030-63461-2_8
A. Dutle, C. Munoz, E. Conrad, A. Goodloe, L. Titolo, I. Perez, S. Balachandran, D. Giannakopoulou, A. Mavridou, and T. Pressburger: “From Requirements to Autonomous Flight: An Overview of the Monitoring ICAROUS Project.” Proceedings of Second Workshop on Formal Methods for Autonomous Systems, December 2020. http://dx.doi.org/10.4204/EPTCS.329.3
MATERIAL SCIENCE AND STRUCTURES
B. D. Jensen, J.-W. Kim, G. Sauti, K. E. Wise, L. Dong, H. N. G. Wadley, J. G. Park, R. Liang, and E. J. Siochi: “Toward Ultralight High Strength Structural Materials via Collapsed Carbon Nanotube Bonding.” Carbon, 156, 538-548 (2020), January 2020. https://doi.org/10.1016/j.carbon.2019.09.090
P. Enjuto, G. E. Mabson, H. Lee, R. Krueger, and J. Ratcliffe: “An Investigation on the Accuracy of Delamination Analysis Predictions for Unidirectional Laminate Configurations.” AIAA 2020-0250, AIAA SciTech Forum and Exposition, January 2020. https://doi.org/10.2514/6.2020-0250
S. R. Yeratapally, C. G. Lang,
and E. H. Glaessgen: “A Computational Study to Investigate the Effect of Defect Geometries on the Fatigue Crack Driving Forces in Powder-Bed AM Materials.” AIAA-2020-1386, AIAA Scitech Forum and Exposition, January 2020. https://doi.org/10.2514/6.2020-1386
K. E. Jackson and J. B. Putnam: “Simulation of a Full-Scale Crash Test of a Fokker F28 Fellowship Aircraft.” NASA-TM-2020- 220435, February 2020.
C. Hu, L. Gong, Y. Xiao, Y. Yuan, N. Bedford, Z. Xia, L. Ma, T. Wu, Y. Lin, J. W. Connell, R. Shahbazian-Yassar, J. Lu, K. Amine, and L. Dai: “High- Performance, Long-Life, Rechargeable Li-CO2 Batteries Based on a 3D Holey Graphene Cathode Implanted with Single Iron Atoms.” Advanced Materials, 32 (16), 1907436, February 2020. https://doi.org/10.1002/adma.201907436
C. Williams, N. Hong, M. Julian, S. Borg, and H. J. Kim: “Tunable Mid-wave Infrared Fabry-Perot Bandpass Filters Using GeSbTe.” Optics Express, 28 (7), 10583- 10594, March 2020. https://doi.org/10.1364/OE.390538
R. Krueger, L. Deobald, and H. Gu: “A Benchmark Example for Delamination Growth Predictions Based on the Single Leg Bending Specimen under Fatigue Loading.” Computer Methods in Applied Mechanics and Engineering, Volume 7, 11, March 2020.
J. D. Hochhalter, G. Bomarito, S. R. Yeratapally, W. P. Leser, T.J . Ruggles, and J. Warner: “Non-deterministic Calibration of Crystal Plasticity Model Parameters.” Integrated Computational Materials Engineering (ICME), March 2020. https://doi.org/10.1007/978-3-030-40562-5_6
S. R. Yeratapally, A. Cerrone, M. Tang, and E. H. Glaessgen, “A 3D Model to Predict Explicit Morphologies and Volume Fraction of Lack-of-Fusion Pores Generated in Selective Laser Melting Processes.” NASA-TM-2020-220579, March 2020.
S. R. Yeratapally, P. E. Leser, J. D. Hochhalter, W.P . Leser, T.J . Ruggles, “A Digital Twin Feasibility Study (Part I): Non-Deterministic Predictions of Fatigue Life in Aluminum Alloy 7075-T651 Using a Microstructure-based Multi-scale Model.” Engineering Fracture Mechanics, Volume 228, 106888, April 2020. https://doi.org/10.1016/j.engfracmech.2020.106888
R. Krueger: “Development and Application of Benchmark Examples for Mixed-Mode I/II Fatigue Growth Predictions.” NASA-CR–2020-220580, April 2020.
R. Ledesma, F. Palmieri, and J. W. Connell: “Laser Induced Breakdown Spectroscopy of Polymer Matrix Composites for Real-time Analysis of Trace Surface Contaminants: A Review.” International Journal of Adhesion and Adhesives, Volume 98, 102528, April 2020. https://doi.org/10.1016/j.ijadhadh.2019.102528
K. E. Jackson, and J. B. Putnam: “Development of a Full-Scale Finite Element Model of the Fokker F28 Fellowship Aircraft and Crash Simulation Predictions.” American Society of Civil Engineers (ASCE) 2020 Earth and Space Conference, April 2020.
C. O. Plaza-Rivera, B. A. Walker, N. X. Tran, R.P . Viggiano, D. A. Dornbusch, J. J. Wu, J. W. Connell, Y. Lin: “Dry Pressing Neat Active Materials into Ultrahigh Mass Loading Sandwich Cathodes Enabled by Holey Graphene Scaffold.” ACS Applied Energy Materials, Volume 3 (7), 6374- 6382, May 2020. https://doi.org/10.1021/acsaem.0c00582
Y. Lin, C. Martinez-Martinez, J.-W. Kim, and J. W. Connell: “Shuttling Induced Starvation of Redox Mediators in High Areal Capacity Rechargeable Lithium- Oxygen Batteries.” Journal of the Electrochemical Society, Volume 167 (8), May 2020. https://doi.org/10.1149/1945-7111/ab8de2
L. Song, C. Hu, Y. Xiao, J. He, Y. Lin, J. W. Connell, and L. Dai: “An Ultra-Long Life, High Performance, Flexible Li-CO2 Battery Based on Multifunctional Carbon Electrocatalysts.” Nano Energy, Volume 71, 104595, May 2020. https://doi.org/10.1016/j.nanoen.2020.104595
R. I. Ledesma, F. L. Palmieri, Y. Lin, M. A. Belcher, D. R. Ferriell, S. K. Thomas, and J. W. Connell: “Picosecond Laser Surface Treatment and Analysis of Thermoplastic Composites for Structural Adhesive Bonding.” Composite Part B: Engineering, Volume 191, 107939, June 2020. https://doi.org/10.1016/j.compositesb.2020.107939
M. Julian, C. Williams, S. Borg, S. Bartram, and H. J. Kim: “Reversible Optical Tuning of GeSbTe Phase-change Metasurface Spectral Filters for Mid-wave Infrared Imaging,” Optica, Volume 7 (7), 746-754, July 2020. https://doi.org/10.1364/OPTICA.392878
K. E. Jackson, and J. B. Putnam: “LS-DYNA® Water Ditching Simulation of a Fokker F28 Fellowship Aircraft.” NASA-TM-2020-5006941, September 2020.
K. E. Jackson, and G. N. Vidlak: “Influence of Terrain on Simulated Transport Aircraft Crash Responses.” NASA-TM-2020-5006981, September 2020.
R. Krueger and W. M. Johnston: “Validation of Delamination Growth Predictions under Fatigue Loading using the Single Leg Bending Specimen.” American Society for Composites 35th Technical Conference, September 2020. https://doi.org/10.12783/asc35/34948
L. C. Greenburg, C. O. Plaza- Rivera, J.-W. Kim, J. W. Connell, and Y. Lin: “Architecture Transformations of Ultrahigh Areal Capacity Air Cathodes for Lithium-Oxygen Batteries.” Batteries & Supercaps, September 2020. https://doi.org/10.1002/batt.202000201
G. P. Purja Pun, V.I. Yamakov, J. Hickman, E. H. Glaessgen, Y. Mishin: “Development of a General-Purpose Machine- Learning Interatomic Potential for Aluminum by the Physically- Informed Neural Network Method.” Physical Review Materials, 4, 113807, November 2020. https://doi.org/10.1103/PhysRevMaterials.4.113807
Walker, B. A.; Plaza-Rivera, C. O.; Sun, S.-S.; Lu, W.; Connell, J. W.; Lin, Y.: “Dry-Pressed, Lithium Nickel Cobalt Manganese Oxide (NCM) Cathodes Enabled by Holey Graphene Host.” Electrochimica Acta, 362, 137129, December 2020. https://doi.org/10.1016/j.electacta.2020.137129
Greenburg, L. C.; Plaza-Rivera, C. O.; Kim, J.-W.; Connell, J. W.; Lin, Y.: “Architecture Transformations of Ultrahigh Areal Capacity Air Cathodes for Lithium-Oxygen Batteries.” Batteries & Supercaps, Cover Feature, December 2020. https://doi.org/10.1002/batt.202000304
R. Krueger, E. Saether, D. E. Glass, and W. L. Vaughn: “Analyzing Crack Growth in Components Made of Carbon/Carbon Composites Using Fracture Mechanics.” Proceedings of 38th JANNAF Airbreathing Propulsion Subcommittee Meeting, December 2020.
E. Saether, R. Krueger, W. L. Vaughn, and D. E. Glass: “Computational Procedures for Predicting Progressive Material Failure in the Analysis of Carbon-Carbon Composites,” Proceedings of 38th JANNAF Airbreathing Propulsion Subcommittee Meeting, December 2020.
SENSORS, OPTICS, AND MEASUREMENT SYSTEMS
J. E. Retter, D. R. Richardson, and S. P. Kearney: “Hydrogen Thermometry in Aluminized Propellant Burns by Hybrid fs/ ps Coherent Anti-Stokes Raman Scattering.” AIAA Paper 2020- 0521, AIAA SciTech Forum and Exposition, January 2020. https://doi.org/10.2514/6.2020-0521
S. P. Kearney, D. R. Richardson, J. E. Retter, C.E. Dedic, and P.M. Danehy: “Simultaneous Temperature/Pressure Monitoring in Compressible Flows using Hybrid fs/ps Pure-Rotational CARS.” AIAA 2020-0770, AIAA SciTech Forum and Exposition, January 2020. https://doi.org/10.2514/6.2020-0770
J. E. Retter, D. R. Richardson, and S. P. Kearney: “Rotational Hydrogen Thermometry by Hybrid fs/ps Coherent Anti- Stokes Raman Scattering in the Plume of a Burning Metalized Propellant.” Applied Physics B, 126, 83, April 2020. https://doi.org/10.1007/s00340-020-07434-3
T. W. Fahringer, R. A. Burns, P. M. Danehy, P. M. Bardet, and J. Felver: “Pulse-Burst Cross Correlation Doppler Global Velocimetry.” AIAA Journal, Volume 58 (6), 2364-2369, May 2020. https://doi.org/10.2514/1.J059172
A. N. Watkins, S. M. Peak, K. Z. Goodman, M. A. Frederick, and J. T. Hulgan: “Flight Test of a Resistive Heating Coating for Visualizing Flow Transition.” AIAA-2020-3089, AIAA Aviation Forum, June 2020. https://doi.org/10.2514/6.2020-3089
S. M. Peak, A. N. Watkins: “Addition of Silica Coated Ag Nanoparticles to Enhance Luminescence Intensity of Pressure-Sensitive Paints.” ACS Applied Nano Materials, 3, 9813−9821, September 2020. https://dx.doi.org/10.1021/acsanm.0c01898
C. J. Peters, R. A. Burns, R. B. Miles, and P. M. Danehy: “Effect of Low Temperatures and Pressures on Signal, Lifetime, Accuracy and Precision of Femtosecond Laser Tagging Velocimetry.” Measurement Science and Technology, Volume 32, Number 3, December 2020. https://doi.org/10.1088/1361-6501/abc577
Statistical Mechanics
M. A. Sumour, M. Kh. Srour, S. M. Baraka, M. A. Radwan, R. J. Khozondar, M. M. Shabat: “Comparison of Ising Model and Potts Model on Non-Local Directed Small-World Networks.” Journal of Applied Mathematics and Physics, Volume 8 (6), 1031-1038, June 2020. https://doi.org/10.4236/jamp.2020.86080
UNMANNED SYSTEMS
S. Young, E. Ancel, A. Moore, E. Dill, C. Quach, J. Foster, K. Darafsheh, K. Smalling, S. Vazquez, E. Evans, W. Okolo, M. Corbetta, J. Ossenfort, J. Watkins, C. Kulkarni, and L. Spirkovska: “Architecture and Information Requirements to Assess and Predict Flight Safety Risks During Highly Autonomous Urban Flight Operations.” NASA-TM-2020-220440, January 2020.
B. Duffy, and L. Glaab: “Vari- able-Power ADS-B for UAS.” Proceedings of the 38th Digital Avionics Systems Conference, April 2020. https://doi.org/10.1109/DASC43569.2019.9081640
B. Duffy, S. Balachandran, M. Consiglio, L. Glaab, and C. Muñoz, K. Smalling, N. Rymer, D. Bradley, D. Hare, R. Grube, M. Coldsnow, S. Sims, J. Hill, and M. Malekpour: “Sense and Avoid Characterization of the ICAROUS Architecture.” NASA-TM–2020-220591, May 2020.
N. Rymer, A. Moore, S. Young, L. Glaab, K. Smalling, and M. Consiglio: “Demonstration of Two Extended Visual Line of Sight Methods for Urban UAV Operations.” AIAA-2020-2289 AIAA Aviation Technology, Integration, and Operations Conference, June 2020. https://doi.org/10.2514/6.2020-2889
S. Balachandran, C. Manderino, C. Muñoz, and M. Consiglio: “A Decentralized Framework to Support UAS Merging and Spacing Operations in Urban Canyons.” Proceedings of 2020 International Conference on Unmanned Aircraft Systems (ICUAS), September 2020. https://doi.org/10.1109/ICUAS48674.2020.9213973
B. Duffy, S. Balachandran, A. Peters, K. Smalling, M. Consiglio, L. Glaab, A. Moore, and C. Munoz: “Onboard Autonomous Sense and Avoid of Non-Conforming Unmanned Aerial Systems.” Proceedings of the AIAA/IEEE 39th Digital Avionics Systems Conference (DASC 2020), October 2020. https://doi.org/10.1109/DASC50938.2020.9256776
A. Peters, S. Balachandran, B. Duffy, K. Smalling, M. Consiglio, and C. Munoz, “Flight Test Results of a Distributed Merging and Spacing Algorithm for Autonomous UAS Operations,” Proceedings of the AIAA/IEEE 39th Digital Avionics Systems Conference (DASC 2020), October 2020. https://doi.org/10.1109/DASC50938.2020.9256619
Education
Davey, B., Bowers, S., and Spears, S. “NASA eClipsTM Interactive Lessons: A Three- year Study of the Impact of NASA Educational Products on Student Science Literacy.”Association for the Advancement of Computing in Education (AACE). JCMST Volume 39, Number 4, 2020 ISSN 0731-9258.
Odenwald, S., Davis, H., and Bowers, S. “A Retrospective Analysis of the Impact of SpaceMath@NASA on Student Performance in Math and Science.” Journal of Computers in Mathematics and Science Teaching. 2020.
Bowers, S. W., Williams, T. O., and Ernst, J. V. “Profile of an Elementary STEM Educator.” Journal of STEM Education. 2020.