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2016

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Rudder Augmented Trajectory Correction for Small Unmanned Aerial Vehicles and the Effects on Fixed Camera Imagery, Thomas Fisher

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Experimental Validation Data for CFD of Forced Convection on a Vertical Flat Plate, Jeff R. Harris, Blake W. Lance, and Barton L. Smith; Transactions of the American Society of Mechanical Engineers

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Propulsion Theory of Flapping Airfoils, Comparison with Computational Fluid Dynamics, Doug F. Hunsaker and W. F. Phillips; Journal of Aircraft

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Survey of Selected Additively Manufactured Propellant for Arc-Ignition of Hybrid Rockets, Stephen A. Whitmore, Stephen L. Merkley, Louis Tonc, and Spencer D. Mathias; Journal of Propulsion and Power

2015

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Software- and hardware-in-the-loop verification of flight dynamics model and flight control simulation of a fixed-wing unmanned aerial vehicle, C. Coopmans, M. Podhradsk, and Nathan V. Hoffer; Research, Education and Development of Unmanned Aerial Systems (RED-UAS)

A Fundamental Approach to Modeling Flapping Flight, Doug F. Hunsaker; Navy Research Laboratory

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Propulsion Theory of Flapping Airfoils, Comparison with Computational Fluid Dynamics, Doug F. Hunsaker and W. F. Phillips; 53rd AIAA Aerospace Sciences Meeting

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Matryoshka cavity, Randy Craig Hurd, T. Fanning, Z. Pan, C. Maybey, Kyle G. Bodily, Kip Schafer Hacking, N. Speirs, and Tadd T. Truscott; Physics of Fluids

Experimental Validation Data for CFD of Mixed Convection on a Vertical Flat Plate, Blake W. Lance, Jeff R. Harris, and Barton L. Smith

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Wideband Fluorescence-Based Thermometry by Neural Network Recognition: Photothermal Application with 10 ns Time Resolution, Liwang Liu, Kuo Zhong, Troy Munro, Salvador Alvarado, Renaud Cote, Sebastiaan Creten, Eduard Fron, Heng Ban, Mark Van der Auweraer, N. B. Roozen, Osamu Matsuda, and Christ Glorieux; Journal of Applied Physics

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Buckling instability of crown sealing, J. O. Marston, M. M. Mansoor, Tadd T. Truscott, and S. T. Thoroddsen; Physics of Fluids

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Perspectives of Pedagogical Change within a Broadcast STEM Course, Angela L. Minichiello, Ted Campbell, James T. Dorward, and Sherry Marx; ASEE Annual Conference and Exposition

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Feasibility of wireless power transfer for electrification of transportation: Techno-economics and life cycle assessment, Jason C. Quinn, B. J. Limb, and P. Barr; 2015 IEEE Conference on Technologies for Sustainability (SusTech)

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Contributions of mass and bond energy difference and interface defects on thermal boundary conductance, Nicholas A. Roberts and Changjin Choi; AIP Advances

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High Regression Rate Hybrid Rocket Fuel Grains with Helical Port Structures, Stephen A. Whitmore, Sean D. Walker, Daniel P. Merkley, and Mansour Sobbi; Journal of Propulsion and Power

2014

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The Influence of MESA Activities on Underrepresented Students NSF DR K-12 Proposal 1020019, C. Hailey, Chandra Austin Stallworth, Cameron Denson, and Daniel L. Householder

Small low-cost unmanned aerial vehicle system identification: Brief sensor survey and data quality, consistency checking, and reconstruction, Nathan V. Hoffer, C. Coopmans, R. Fuller, and Y. Chen; International Conf. on Unmanned Aircraft Systems, IEEE

A Survey and Categorization of Small Low-Cost Unmanned Aerial Vehicle system Identification, Nathan V. Hoffer, C. Coopmans, A. Jensen, and Y. Chen; Journal of Intelligent & Robotic Systems

Optimization of Flapping-Flight Using Numerical Lifting-Line Analysis, Doug F. Hunsaker; Army Research Laboratory

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Control of the diffracted response of a metallic Wire Array with Double Period: Experimental Demonstration, Nick A. Roberts, D. C. Skigin, J. D. Fowlkes, L. B. Scaffardi, D. C. Schinca, and M. Lester; Optics Letters

2013

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Assess the Accuracy of the Variational Asymptotic Plate and Shell Analysis Using the Generalized Uni, Luciano Demasi and Wenbin Yu; Mechanics of Advanced Materials and Structures

Small low cost unmanned aerial vehicle system identification: a survey and categorization, Nathan V. Hoffer, C. Coopmans, and Y. Chen; International Conf. on Unmanned Aircraft Systems, Atlanta, GA

Perspectives on UAV Airframe Design, Doug F. Hunsaker; Small Unmanned Systems Business Expo

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Momentum Theory with Slipstream Rotation Applied to Wind Turbines, Doug F. Hunsaker and W. F. Phillips; 31st AIAA Applied Aerodynamics Conference

Design, modeling and validation of a t-tail unmanned aerial vehicle, Z. Li, Nathan V. Hoffer, B. Stark, and Y. Chen; Journal of Intelligent & Robotic Systems

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Energy-Vorticity Turbulence Model with Application to Flow near Rough Surfaces, W. F. Phillips, E. B. Fowler, and Doug F. Hunsaker; AIAA Journal

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Lifting-Line Predictions for Induced Drag and Lift in Ground Effect, W. F. Phillips and Doug F. Hunsaker; 31st AIAA Applied Aerodynamics Conference

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Lifting-Line Predictions for Induced Drag and Lift in Ground Effect, W. F. Phillips and Doug F. Hunsaker; Journal of Aircraft

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Decomposed Lifting-Line Predictions and Optimization for Propulsive Efficiency of Flapping Wings, W. F. Phillips, R. A. Miller, and Doug F. Hunsaker; 31st AIAA Applied Aerodynamics Conference

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Analysis of Water Footprint of a Photobioreactor Microalgae Biofuel 1 Production System from Blue, Green and Lifecycle Perspectives, Jason C. Quinn

Enhanced purity and resolution via laser assisted electron beam induced deposition of platinum,, Nick A. Roberts, J. D. Fowlkes, G. A. Magel, and P. D. Rack; Nanoscale

Directed Assembly of One- and Two-Dimensional Nanoparticle Arrays from Pulsed Laser Induced Dewetting of Square Waveforms, Nick A. Roberts, J. D. Fowlkes, K. Mahady, S. Afkhami, L. Kondic, and P. D. Rack; ACS Applied Materials and Interfaces

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DNAD, a Simple Tool for Automatic Differentiation of Fortran Codes Using Dual Numbers, Wenbin Yu and Maxwell Blair; Computer Physics Communications

2012

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Application of an Energy-Vorticity Turbulence Model to Fully rough Pipe flow, E. B. Fowler, Doug F. Hunsaker, and W. F. Phillips; 42nd AIAAFluid Dynamics Conference and Exhibit

Parallel assembly of particles and wires on substrates by di ctating instability evolution in liquid metal films, J. D. Fowlkes, L. Kondic, J. A. Diez, A. G. Gonzalez, Y. Wu, Nick A. Roberts, C. E. McCold, and P. D. Rack; Nanoscale

Development and Transient Analysis of a Helical-coil Steam Generator for High Temperature Reactors, Nathan V. Hoffer, N. A. Anderson, and P. Sabharwall; Journal of Young Investigators

Small low-cost unmanned aerial vehicle System identification by Error Filtering Online Learning (EFOL) enhanced least squares method, Nathan V. Hoffer, C. Coopmans, R. Fuller, and Y. Chen; International Conf. on Unmanned Aircraft Systems, IEEE

Laser-assisted nanofabrication in the scanning electron microscope, G. A. Magel, Nick A. Roberts, J. D. Fowlkes, P. D. Rack, C. D. Hartfield, and T. M. Moore

Real-time observation of nanosecond liquid-phase as sembly of nickel nanoparticles via pulsed-laser Heating, J. T. McKeown, Nick A. Roberts, J. D. Fowlkes, Y. Wu, T. LaGrange, B. W. Reed, G. H. Campbell, and P. D. Rack; Langmuir

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Geographical Assessment of Microalgae Biofuels Potential Incorporating Resource Availability, Jason C. Quinn, Kimberly Catton, Sara Johnson, and Thomas H. Bradley

Laser Assisted Electron Beam Induced Deposition of Platinum, Nick A. Roberts, J. D. Fowlkes, G. A. Magel, T. M. Moore, and P. D. Rack

Directed assembly of one- and tw o-dimensional nanoparticle arrays via pulsed laser induced dewetting, Nick A. Roberts, J. D. Fowlkes, and P. D. Rack

A triple beam microscope: focused laser processing in a scanning ion/ele ctron microscope, Nick A. Roberts, G. A. Magel, C. D. Hartfield, T. M. Moore, J. D. Fowlkes, and P. D. Rack

In situ laser processing in a scanning electron microscope, Nick A. Roberts, G. A. Magel, C. D. Hartfield, T. M. Moore, J. D. Fowlkes, and P. D. Rack; Journal of Vacuum Science and Technology

In situ laser processing in a scanning electron microscope, Nick A. Roberts, G. A. Magel, C. D. Hartfield, T. M. Moore, J. D. Fowlkes, and P. D. Rack

Synthesis and electroplating of high resolution insulated carbon nanotube scanning probes for imaging in liquid solutions,, Nick A. Roberts, J. H. Noh, M. G. Lassiter, S. Guo, S. V. Kalinin, and P. D. Rack; Nanotechnology

2011

Pulsed laser induced self-assembly of nanoparticle arrays: Competing liquid phase instabilities, J. A. Diez, A. G. Gonzalez, Y. Wu, J. D. Fowlkes, Nick A. Roberts, P. D. Rack, and L. Kondic

A Numerical Lifting-Line Method Using Horseshoe Vortex Sheets, Doug F. Hunsaker; Rocky Mountain Space Grant Consortium Meeting Proceedings

In situ Optical Imaging and Laser Processing in the SEM/FIB: A True E IPBN System, Nick A. Roberts, J. D. Fowlkes, P. D. Rack, G. A. Magel, H. M. Marchman, C. D. Hartfield, and T. M. Moore

Laser-Assisted Electron-Beam Induced Deposition and Etching, Nick A. Roberts, J. D. Fowlkes, P. D. Rack, G. A. Magel, H. M. Marchman, C. D. Hartfield, and T. M. Moore

A Review of Thermal Rectification Observations and Models in Solid Materials, Nick A. Roberts and D. G. Walker; Journal of Thermal Sciences

Computational Study of Thermally Rectifying Behavior from Nanostructured Interfaces, Nick A. Roberts and D. G. Walker; Journal of Heat Transfer

Investigation of Computational and Visual Modules to Enhance Learning in Undergraduate Heat Transfer, Nick A. Roberts and D. G. Walker; Computers in Education Journal

Competing liquid phase instabilities during pulsed laser induced self assembly of copper rings into ordered nanoparticle arrays on SiO2, Y. Wu, J. D. Fowlkes, Nick A. Roberts, J. A. Diez, L. Kondic, A. G. Gonzalez, and P. D. Rack; Langmuir

2010

A One-Dimensional Finite-Difference Solver for Fully-Developed Pipe and Channel Flows, Doug F. Hunsaker; Rocky Mountain Space Grant Consortium Meeting Proceedings

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Smooth-Wall Boundary Conditions for Dissipation-Based Turbulence Models, W. F. Phillips, Doug F. Hunsaker, and R. E. Spall; 48th AIAA Aerospace Sciences Meeting

Convective Performance of Nanofluids in Commercial Systems, Nick A. Roberts and D. G. Walker; Applied Thermal Engineering

Investigation of Computational and Visual Modules to Enhance Learning in Undergraduate Heat Transfer, Nick A. Roberts and D. G. Walker

Investigation of Computational and Visual Modules to Enhance Learning in Undergraduate Heat Transfer, Nick A. Roberts and D. G. Walker

Phonon Transport in Asymmetric Sawtooth Nanowires, Nick A. Roberts and D. G. Walker

Phonon Wave-Packet Simulations of Ar/Kr Interfaces for Thermal Rectification, Nick A. Roberts and D. G. Walker; Journal of Applied Physics

Phonon Wave-Packet Simulations of Ar/Kr-like Interfaces, Nick A. Roberts and D. G. Walker

Phonon Wave-Packet Simulations of Ar/Kr-like Interfaces, Nick A. Roberts and D. G. Walker

2009

Application of a Coordinate Transformation and Discretization Method for Computational Fluid Dynamics, Doug F. Hunsaker; Rocky Mountain Space Grant Consortium Meeting Proceedings

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Pitch Dynamics of Unmanned Aerial Vehicles, W. F. Phillips, Doug F. Hunsaker, N. R. Alley, and R. J. Niewoehner; 47th AIAA Aerospace Sciences Meeting

Analysis of Nanofluids in Liquid Electronics Cooling System, Nick A. Roberts and D. G. Walker

Analysis of Nanofluids in Liquid Electronics Cooling Systems, Nick A. Roberts and D. G. Walker

Molecular Dynamics Simulation of Thermal Conductivity of Nanocrystalline Composite Films, Nick A. Roberts, D. G. Walker, and D. Y. Li; International Journal of Heat and Mass Transfer

2008

Evaluation of an Alternate Incompressible Energy-Enstrophy Turbulence Model, Doug F. Hunsaker; Rocky Mountain Space Grant Consortium Meeting Proceedings

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Estimating the Subsonic Aerodynamic Center and Moment Components for Swept Wings, W. F. Phillips, Doug F. Hunsaker, and R. J. Niewoehner; Journal of Aircraft

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Estimating the Subsonic Aerodynamic Center and Moment Components for Swept Wings, W. F. Phillips, Doug F. Hunsaker, and R. J. Niewoehner; 46th AIAA Aerospace Sciences Meeting and Exhibit

Molecular Dynamics Simulation of Thin Film s with Rough and Asymmetric Interfaces, Nick A. Roberts and D. G. Walker

Molecular Dynamics Simulation of Thin Film s with Rough and Asymmetric Interfaces, Nick A. Roberts and D. G. Walker

Monte Carlo Study of Thermal Transport of Frequency and Direction Dependent Reflecting Boundaries in High Kn Systems, Nick A. Roberts and D. G. Walker

Monte Carlo Study of Thermal Transport of Frequency and Direction Dependent Reflecting Boundaries in High Kn Systems, Nick A. Roberts and D. G. Walker

2007

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A Numerical Blade Element Approach to Estimating Propeller Flowfields, Doug F. Hunsaker; 45th AIAA Aerospace Sciences Meeting and Exhibit

Post Stall Behavior of a Lifting Line Algorithm, Doug F. Hunsaker; Rocky Mountain Space Grant Consortium Meeting Proceedings

Optimization of Iris, a Small Autonomous Surveillance UAV, Doug F. Hunsaker, G. Larson, and S. Condie; 45th AIAA Aerospace Sciences Meeting and Exhibit

f, Nick A. Roberts, D. G. Walker, and D. Y. Li

Molecular Dynamics Simulation of Thermal Conductivity of Nanocrystalline Composite Films, Nick A. Roberts, D. G. Walker, and D. Y. Li

2006

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Design of 'Iris', a Small Autonomous Surveillance UAV, Jennifer Boyce, Ryan Carr, Donovan Chipman, Greg Larson, Nathan Hopkins, Doug F. Hunsaker, and W. Jerry Bowman; 44th AIAA Aerospace Sciences Meeting and Exhibit

A Numerical Vortex Approach to Aerodynamic Modeling of SUAV/VTOL Aircraft, Doug F. Hunsaker; Rocky Mountain Space Grant Consortium Meeting Proceedings

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A Lifting-Line Approach to Estimating Propeller/Wing Interactions, Doug F. Hunsaker and Deryl O. Snyder; 24th Applied Aerodynamics Conference

2004

Virtual Proving Ground for Assessing Reliability and Uncertainty, H. Hsieh and David D. Sam; Proceedings of Foundations ’04 V&V Workshop

Validation and Verification: A Systematic Approach With Assessment of Margins and Reliability, David D. Sam; Defense Technology Engineering Seminar

2001

ASCI V&V Support for STS Weaponization, David D. Sam; Tri-Laboratory Conference on Computational Modeling

LLNL Site-Specific ASCI Software Quality Engineering Recommended Practices, David D. Sam, N. Storch, D. Miller, P. Miller, E. Dube, L. Cook, S. Louis, T. Quinn, C. Nitta, and R. Klein

1999

Grain Size Effects for the Polycrystals Yield Surface in Strain Gradient Plasticity, David D. Sam; 1999 ASME Mechanics and Materials Conference: Symposium on Gradient Plasticity and its Applications

1998

Simulation of Scale-Dependent Hardness of Stamping of Single Crystals, David D. Sam; Thirteenth U. S. National Congress of Applied Mechanics: Symposium on Plasticity in Manufacturing Processes & Product Performance

The Role of Microstructure in Homogenized Descriptions of the Continuum Yield Surface, David D. Sam; Engineering Analysis Seminar/Information Series

1997

The Role of Two-Point Correlation Functions for Microstructure in Predictive Models of Polycrystalline Plasticity, David D. Sam; Workshop on the Mathematics and Physics of Heterogeneous Materials

1996

Shear Localization Studies in Aluminum Bicrystals: Misorientation and Grain Boundary Effects, David D. Sam; 1996 ASME Mechanics and Materials Conference: Symposium on Fracture and Interfaces

1995

Tensorial Representation of Two-point Correlation Functions for Polycrystalline Microstructure by Harmonic Polynomials, P. I. Etingof, David D. Sam, and B. L. Adams; Philosophical Magazine A

Bounds to the Effective Yield Behavior of Materials with Random Microstructure, David D. Sam; TMS Fall Meeting (Materials Week 1995): Toward the Design of Optimal Microstructures for Engineering Structures (Symposium)

Effective Yield Behavior and Homogenization for Polycrystals, David D. Sam; Deformation and Fracture Mechanics Working Group Seminar

Grain Boundary Phenomena and Shear Localization in Aluminum Bicrystals: Correlation Between Predictive Models and Experiment, David D. Sam; TMS Fall Meeting (Materials Week 1995): Symposium on Forming of Sheet Materials

Multilength-Scale Modeling: Crystal-Plasticity Models in Implicit Finite Element Codes, David D. Sam

Orientation Imaging Microscopy: A New Tool for High Resolution Interrogation of Material Microstructure, David D. Sam; Imaging Sciences Workshop

1994

Coordinate Free Tensorial Representation of N-Point Correlation Functions for Microstructure by Harmonic Polynomials, B. L. Adams, P. I. Etingof, and David D. Sam; Materials Science Forum

Theory of Grain Boundary Structure Effects on Mechanical Behavior, B. L. Adams, T. A. Mason, T. Olson, and David D. Sam; Materials Science Forum