Cover -- Title -- Copyright -- Table of Contents -- Preface -- Chapter 1 Perspectives on Structures Technology -- Introduction -- Major Characteristics of Future Aerospace Systems -- Autonomy -- Evolvability -- Highly Distributed Systems -- Paradigm Change in Structures Technology -- Changes in Aerospace Engineering Organizations -- Economic Pressures -- Impact of Advances in Technology -- Opportunities Provided by Synergistic Coupling of Structures Technology with Other Technologies -- Novel Materials Technologies -- Multifunctional Structures -- Micro Air Vehicles -- Biologically Inspired Structures -- Concluding Remarks -- References -- Chapter 2 Affordable Composite Structures -- Introduction -- Purpose of the Chapter -- Structural Affordability: Low Cost Plus Performance -- Background -- Benefits of Composites -- Current Use of Composites -- Challenges of an "All-Composite" Air Vehicle -- Design Freedom Enabled with Composite Structures -- Design Philosophy -- Materials and Processes: Enabling for Novel Concepts -- Materials and Processes Overview -- Curing Processes -- Nonautoclave Low-Temperature/Low-Pressure Curing -- Electron Beam Processing -- Induction Processing -- Resin Infusion Methods -- Innovative Reinforcements-Discontinuous Fiber Product Forms -- Material Lay-Down Methods -- Emerging Structural Concepts -- Three-Dimensional Composites in Aircraft Joints -- Three-Dimensional Composite Application for Bulkheads and Frames -- Bonding of Primary Structure -- Skin-Stiffening Concepts -- Three-Dimensional Structure Analysis and Certification -- Testing of Three-Dimensional Woven Preforms -- Needs for Certification of Three-Dimensional Structure -- Affordable Considerations for Ballistic Survivability -- Description of Ballistic Event -- Conventional Design Practice -- Design Considerations for "All-Composite" Structure.

Novel Airframe Configurations -- Structural Definition -- Unitized Composite Structure -- Primary Sandwich Structure -- Innovative Structural Layouts -- Future Outlook for Composite Airframe Structures -- References -- Chapter 3 Aging Systems and Sustainment Technology -- Historical Background -- Introduction -- Aging Commercial Aircraft Research at the Federal Aviation Administration Technical Center -- Aging Commercial Aircraft Research at National Aeronautics and Space Administration Langley Research Center -- Aging Military Aircraft Research in the United States Air Force -- Aging Military Aircraft Research in the United States Navy -- Widespread Fatigue Damage -- Introduction -- Damage Tolerance Assessment Process -- Technology for Assessment of Widespread Fatigue Damage -- Case Study on Aging Aircraft and Widespread Fatigue Damage -- Corrosion -- Repair -- Introduction -- Metallic Repairs -- Composite Repairs -- Future Actions -- Introduction -- United States Air Force Actions -- Conclusions -- References -- Chapter 4 Extreme Environment Structures -- Introduction -- Actively Cooled Structures -- Introduction -- Design Requirements and Conditions -- Design Development -- Refractory and Ceramic Composite Development -- Refractory and Ceramic Composite Development (Recent Activities) -- NARloy-Z Development -- Haynes 188 Development -- Molybdenum Rhenium Development -- Copper Graphite Development -- Copper Microcomposite Development -- Test Facilities -- Air Force Research Laboratory Hydrogen Facility -- General Applied Sciences Laboratory Panel Oxidation and Erosion Test Facility -- Rocketdyne Material and Structure Thermal Validation Rig -- Thermal Protection Systems -- Blanket TPS -- Tile TPS -- Stand-Off TPS -- Hot Structure for High-Speed Vehicles -- Introduction -- Two-Dimensional Carbon-Carbon Control Surface.

Three-Dimensional Carbon-Carbon Wing Box -- Titanium Matrix Composite Hot Structure -- Heat-Pipe-Cooled Leading Edges for Hypersonic Vehicle Airframes -- Introduction -- Operation -- Half-Scale Hastelloy-X Leading-Edge Component -- Haynes 188 Leading Edge "D-Shaped" Heat Pipe -- Niobium Heat-Pipe Leading-Edge Subcomponent -- Niobium Nosecap Vapor Chamber -- Hastelloy-X Leading-Edge-Shaped Heat Pipe -- Refractory-Composite Heat-Pipe-Cooled Leading Edge -- Straight Heat Pipes Embedded in Carbon/Carbon -- Mo-Re Leading-Edge Shaped Heat Pipe -- Assessment of the State of Heat-Pipe-Cooled Leading Edges -- Conclusion -- References -- Chapter 5 Gossamer Structures: Space Membranes,Inflatables, and Other Expandables -- Technology Background -- Overview of Gossamer Structures Technology -- History of Gossamer Structures -- Applications -- Solar Arrays -- Communication Systems -- Human Habitats -- Planetary Surface Exploration -- Radar and Reflectarrays -- Solar Concentrators -- Solar Sails -- Solar Shades -- Structural Support Members -- Telescopes and Optics -- Membrane Materials -- Materials for Membrane/Inflatables in Space -- Rigidization Technology -- Micrometeoroid and Space Debris Effects on Membrane Materials -- Analysis of Gossamer Structures -- Static and Dynamic Analysis -- Analysis of Precision Membranes -- Computational Technology for Membrane Analysis -- Analysis of Membrane Wrinkling -- Membrane/Inflatable Systems -- Adaptive Compensation of Membrane Reflectors -- Multifunctional Membranes -- Smart Structures -- Testing and Deployment -- Ground Testing -- Micrometeoroid and Debris Testing -- Deployment/Inflation Methods -- Future Directions -- Future Requirements -- Material Requirements -- Analysis Requirements -- Testing and Deployment Requirements -- Bibliography -- Chapter 6 Smart Air and Space Structures -- Introduction -- Vision.

Significant Demonstration Projects -- Structural Integrity Monitoring -- Color Plates -- Smart Air and Space Structures -- Vibration Suppression -- Shape-Adaptive Structures -- Integrated Electronics -- Technology Status and Issues -- Materials -- Devices -- Electronics -- Control Approaches and Algorithms -- Analytical Methods -- Integration -- Concluding Remarks -- References -- Chapter 7 Computational Structures Technology -- Introduction -- Brief History of the Development of CST Software -- Goals of CST Activities -- Recent Advances in CST -- Element Technology and Discretization Techniques -- Computational Material Modeling -- Computational Modeling of Composite, Sandwich, and Smart Structures -- Computational Tools and Methodologies for Life Management -- Transient Response Analysis -- Nonlinear Analysis -- Numerical Simulation of Frictional Contact/Impact Response -- Computational Methods for Articulated Structural Dynamics -- Nondeterministic Modeling and Analysis Methods -- Qualitative Analysis and Simulation -- Neuro-computing -- Hybrid Techniques -- Error Estimation and Adaptive Improvement Strategies -- Strategies for Solution of Coupled Problems -- Sensitivity Analysis -- Integrated Analysis and Design -- Strategies and Numerical Algorithms for New Computing Systems -- Model Generation Facilities -- Application of Object-Oriented Technology -- CST at Universities and Industry -- A Look at the Future -- Characteristics of Future Engineering Systems -- New and Emerging Computing Paradigm and Environment -- Virtual Product Development Systems and Information Technology -- Primary Pacing Items -- Related Tasks -- Concluding Remarks -- References.