Technical Papers

Master Paris Law for Thermal Fatigue of Laminated Composites

Ever J. Barbero and Javier Cabrera Barbero

Overmolding Technology Applied for Structural Aeronautical Applications

Gilles Andrieu

Measurement of Robotic Path Deviations and its Influence on Additively Manufactured Components

Jan Bremer, Andres Gasser, and Johannes Henrich Schleifenbaum

Crystal Morphology and Bending Modulus Uniformity of Polyetheretherketone in Thick Compression-Molded Parts

Ruaa Al-Mezrakchi, Terry Creasy , Hung-Jue Sue, and Tim Bremner

An Out-of-Autoclave Toughened Epoxy Prepreg System Curable at Different Curing Temperatures

Henry S. Villareal, Riley Harden, and Frank W. Lee

Developing a Procedure for Prepreg Tack Characterization

Edwin J. Smith, Cecile Grubb, John Misasi, and Nicole Larson

Raw Material Characterization of Apparently Similar Rubber Parts Using Multiple Modes of Pyrolysis-GC/MS

Rojin Belganeh and Itsuko Iwai

Novel Composite Fabrication Methods for Engine Strut AFT Fairing Assemblies

Kevin Robbins, Steve Crouch, Eugene Manchur, Richard Cole, Ali Yousefpour, Marc-André Octeau, Marc Palardy-Sim, Trevor Bartkiewicz, Andrew Kosie, Goran Fernlund, Christophe Mobuchon, Chris Marek, Fred Doern, Yann Couture,Nick Cicchine, Alastair McKee, Laura Petrescue, and Jason Shim

Effect of Heat Damage on the Double Lap Joint Strength of Pultruded E-glass/Polyester Composites

Abdalla Alomari, Alexander B. Morgan , Donald Klostermanc, and Elias A. Toubia

Uniaxial Tensile Properties of AS4 3D Woven Composites with Four Different Resin Systems: Experimental Results and Analysis-Property Computations

Babak Farrokh, Kenneth N. Segal, Trenton M. Ricks, Sandi G. Miller, Benjamin T. Rodini, and David S. Sleight

Automated Precision Thickness Inspection of Composite Parts

Mark D. Haynes and Glen P. Cork

Influence of Sample Preparation, Fiber Orientation and Deformation Mode on Dyname Mechanical Response of a Carbon-Fiber-Reinforced Composite

Alexander Klutz, Alexander Troiss, and Gunther Arnold

Testing and Analysis Correlation of Composite Sandwich Longitudinal Bonded Joints for Space Launch Vehicle Structures

David W. Sleight, Arunkumar Satyanarayana, Brian H. Mason, Babak Farrokh, and Kenneth Segal

Laser Sintering of Thermoset Polyimide Composites

Kathy C. Chuang, Timothy J. Gornet, Kate Schneidau, and Hilmar Koerner

Quantitative Interfacial Adhesion Between Glass Fibers and Epoxy Resin with Dopamine Using a Microdroplet Pull-Out Test and AE Measurement

Joung-Man Park, Pyeong-Su Shin, Jong-Hyun Kim, Yeong-Min Baek, Ha-Seung Park, and K. Lawrence DeVries

Recent Advances in Artificial Intelligence Applications to Composites Fabrication

Scott Blake

Cold Spray Deposition of Aluminum onto Polymer and Composite Substrates

Po-Lun Feng, Reza Rokni, and Steven Nutt

Predicting Failure of Woven Composite Laminates

Daniel C. Munden, Arunkumar Satyanarayana, and David W. Sleight

Manufacturing Process Development for Adhesively Bonded Joints in Large-Scale Space Structures

William E. Guin, James R. Newton, David E. Lawrence, Phillip D. Thompson, Andrew N. Martin, Casey C. Wolfe, Justin R. Jackson, and Sandi G. Miller

Non-Destructive Production Line Structural Evaluation

Geoffrey E. Clarkson, P.Eng

Effect of Tailored Fiber Placement Threads on Carbon/Epoxy Composite Impact Resistance

Marie-Claude Bélanger, Patricia Forcier, Yohan Gendreau, Alain Bujold, Simon Pesant, Serge Pagé, and Louis Laberge-Lebel

In-Situ Monitoring and Control of Induction Welding in Thermoplastic Composites Using High Definition Fiber Optic Sensors

Nur Aida Abdul Rahim, Jaspreet Pandher, Nicholas Coppola, Vivek Penumetsa, and Dr. Michel van Tooren

Co-Continuous Phase Nanofiber Composites

Christopher C. Bowland, Eric M. Burgeson, and Amit K. Naskar

Epoxy Resins for Downhole Composites: Breaking the Performance – Processability Paradigm

Prashanth Badrinarayanan, Huifeng Qian, and Tyler Runk

Quantitative Comparison of Close-Proximity and Large-Standoff Thermography for Nondestructive Inspection of Carbon Epoxy Composites

Maria F. Beemer and Steven M. Shepard

Lightweighting Capability and Design Guidelines for Continuous Fiber Tow Reinforced Hybrid-Molded Composite Structures

Justin D. Miller, Joshua S Dustin, Jan-Anders E. Mansson, Patrick Blanchard, and Jeffrey Dahl

Modified Acrylic Resin for Low Flame Spread/Low Smoke Applications with Improved Processing

Michael G. Stevens, John Brandenburg, and Benito Rodriguez

An Investigation of High-Speed Consolidation of Carbon Fiber – Epoxy Composites Through Ultrasonic Welding

David Hoskins and Genevieve Palardy

Internal Strain Monitoring of CFRP Laminates During Moisture Absorption/Desorption Using Distributed Optical Fiber Sensors

Kazunori Takagaki, Kazushi Sekine, and Shu Minakuchi

Fast-Curing Structural Polyurethane Adhesive Increases Manufacturing Throughput

Stephen Webb, Sr.

Demonstration of Closed Loop Inspection and Repair Using Layer Topographic Mapping with L-PBF

David Maass

Analysis on Part Distortion and Residual Stress in Big Area Additive Manufacturing with Carbon Fiber-Reinforced Thermoplastic using Dehomogenization Technique

Seokpum Kim, Harsh Baid, Ahmed Hassen, Abhishek Kumar, John Lindahl, Dylan Hoskins, Christine Ajinjeru, Chad Duty, Pritesh Yeole, Uday Vaidya, Ralph Dinwiddie, Frank Abdi, Lonnie Love, Srdjan Simunovic, and Vlastimil Kunc

Composite Repair Process for Adhesively Bonded Joints

Sarah B. Cox, Susan E. Danley, J. Ranae Wright, Alan T. Nettles, William E. Guin, and Kenneth N. Segal

Trenchless Pipe Rehabilitation: An Overview of Resin Alternatives to Meet Industry Needs

Olivia E. Watkins

Developing a Hybrid PAEK Overmolded Thermoplastic Composite Bracket

Frank J. Ferfecki, Tyler Smithson, and Chris Bierregaard

Analysis of the Bending of Tubular Braids on Flexible Mandrels

Caroline Collins and Jason Wexler

Design of Advance Composites for Vehicle Front End Energy Management & Optimized Performance of Bumper Beam

Praveen Kumar, Ayan Chakraborty, Velmurugan R, Balasubramanian M, Shankar Venugopal, and Akella Sarma

Pre-catalyzed Anhydride Curing Agents for High Performance Epoxy Pultrusion Applications

Alejandrina Campanella, Michael Watkins, and Karana Shah

3D Printing of Dual-Cure Benzoxazine Networks

Jeremy J. Weigand, Christopher I. Miller, Jared C. Bates, and Jeffrey S. Wiggins

Pre-Cured Epoxy Amine Microparticles with Tailored Reactivity for the Study and Control of Matrix Formation

Travis C. Palmer, Jordan J. Winetrout, Bernardo L. Barea-Lopez, and Jeffrey S. Wiggins

Design for Slicing in Large Format Fused Filament Fabrication

Alex C. Roschli, Michael C. Borish, Brian K. Post, Phillip C. Chesser, Jesse J. Heineman, and Celeste E. Atkins

Advances in Weatherable Sheet Molding Compound Technology

Joseph R. Amlung, Jonathan M. McKay, and Thomas J. Skelskey

Mechanical Property Enhancement Prediction of Matrix Materials for Wind Turbine Blades

Sagar Shah, Mohammad Hashim, Alireza Amirkhizi, Christopher Hansen, and Marianna Maiaru

Effect of Sizing on the Interfacial and Mechanical Properties of Carbon Fiber (CF) Reinforced Polyamide (PA6,6) Composites

Muhammad Iqbal, Brandon Gregoire, Nagesh Potluri, and Steve Bassetti

Characterization and Validation of In Situ Void Formation During Resin Infusion

Andrew R. George and Wyatt Y. Warner

3-Point Bending Impact Test of Carbon Fiber Reinforced Thermoplastic Composites

Fumiaki Yano, Yuki Kamei, and Tsuyoshi Matsuo

Automated Composite Ply Kitting and Pre-Forming

Jens de Kanter

Composite Hinge Structures with Variable In-Plane Stiffness

Colin Rowbottom, Lauren A. Moore, and Daniel M. Baechle

Analysis of Fiber Orientation and Distribution of Volumetric Strain in Polyamide 6-Glass Fiber Composites Using Cylinder Correlation and Digital Volume Correlation Methods

S. Ali Shojaee, Lucien Laiarinandrasana, Thilo Morgeneyer, Lukas Helfen, and Kamel Madi

Printable Epoxy Core for Hybrid Manufacturing of Composite Sandwich Structures

Andrew C. Abbott, Gyaneshwar P. Tandon, Hilmar Koerner, and Jeffery W. Baur

How Advanced Composite Materials Respond to Surface Treatment

R. Giles Dillingham, Brooke Campbell, and Elizabeth Kidd

Microscale Thermal Management and Effect of Defects in Fused Deposition Modeling of Continuous Carbon Fiber PLA Composite

Nima Moazami, Massoud Kaviany, Harsh Baid, Reza Hajiha, Cody Godines, and Frank Abdi

Short Milkweed Floss Fiber as Efficient Natural Reinforcement for Polymeric Materials

Pierre Ovlaque, Marie Bayart, Saïd Elkoun, and Mathieu Robert

Fast Cure of Vacuum Bag Only Prepreg Composites

David B. Bender, Timotei Centea, and Steve R. Nutt

Modified Short Beam Shear Testing Methodology for Pultruded Unidirectionally Reinforced Composite Rods

Yves Cordeau, Fayaz J. Ali, Dr. Lei Zhao, and Dr. Mac Puckett

3D Woven Composite End Ring for SLS Class Structures: Tool Design, Manufacturing, and Characterization

Benjamin A. Dietsch, Karl M. Gruenberg, Michael D. Rauscher,Thomas J. Margraf, and Kenneth N. Segal

Warpage Predication of Continuous Fiber Reinforced Thermoset or Thermoplastic Composite Using a Multi-Scale Modeling

A. Cheruet

Application of Open Reed Weaving Technology for Production of Low Waste Multiaxial Fabrics

Yanick Schlesinger, Philipp Huber, and Thomas Gries

Large-Scale Reactive Extrusion Deposition of Sparse Infill Structures with Solid Perimeters

Christopher J. Hershey, John M. Lindahl, Stian K. Romberg, Alex C. Roschli, Ben Hedger, Mike Kastura, Brett G. Compton, and Vlastimil Kunc

3D Woven Composite End Ring for SLS Class Structures; Design Development, Manufacturing and Verifications

Kenneth Segal, Babak Farrokh, David Sleight, Robert Matarese, David Paddock, Robert Allen, Hakan Gokce, and Leon Bryn

In Situ Thermal Inspection of Automated Fiber Placement Manufacturing

Peter D. Juarez, Elizabeth D. Gregory, and K. Elliott Cramer

Replacing Metal-Based Lightning Strike Protection Layer of CFRPS by 3D Printed Electronically Conductive Polymer Layer

Vipin Kumar, Tyler Smith, Justin C. Condon, Pritesh S. Yeole, Ahmed A. Hassen, and Vlastimil Kunc

Process Mapping for Defect Control in the Adhesive Bond-Line of Co-Cured Honeycomb Core Sandwich Structures

Daniel Zebrine, Timotei Centea, Mark Anders, and Steven Nutt

An Investigation of Laser Repass Annealing of LATP Processed CF/Peek Properties

A. Chanteli, R. M. O’Higgins, J. P. Canart, and P. M. Weaver

Modeling and Simulation of Polymer Composite Prepreg Forming Process

Robert Meinders, Shouvik Ganguly, and K. Chandrashekhara

Multiphysics Prediction Model of Microwave Curing for Thick Polymer Composites

Siva Dasari, Manoj Rangapuram, K. Chandrashekharam, Nagaraja Iyyer, and Nam Phan

Roles of Carbon Nanofiber Alignment and Concentration for the Improvement of Z-Directional DC Electrical Conductivity of CNF Z-Threaded CFRP Laminates Manufactured Using a Radial Flow Alignment Technique

Bikash Ranabhat, Sebastian Kirmse, and Kuang-Ting Hsiao

A Dynamic Mechanical Analysis Approach to Quality Evaluation of Additively Manufactured Continuous Fiber Reinforced Thermoplastics

Patrick A. Rodriguez and Donald W. Radford

Algorithm to Enhance Signal to Noise Ratio of Peel Ply at the Bondline of Out-of-Autoclave Composite Assemblies

Gary S. LeMay

Manufacturing-Informed Performance of Prepreg Platelet Molding Compound

Anthony J. Favaloro, Benjamin R. Denos, Drew E. Sommer, Rebecca A. Cutting, and Johnathan E. Goodsell

Chemical Recycling of Amine/Epoxy Composites at Atmospheric Pressure: Fiber Recovery and Matrix Reuse

Yijia Ma , Travis J. Williams, and Steven R. Nutt

Simulation of a Laminar Flow Model to Enable Design for Manufacturing of Laminar Flow Aerostructures

Eddie Irani, See-Ho Wong, and See-Cheuk Wong

Advances in a Next Generation Measurement & Inspection System for Automated Fibre Placement

Marc Palardy-Sim, Maxime Rivard, Guy Lamouche, Steven Roy, Christian Padioleau, André Beauchesne, Daniel Levesque, Louis-Guy Dicaire, Jonathan Boisvert, Shawn Peters, Jihua Chen, Marc-André Octeau, Julieta Barroeta Robles, Jay Hissett, David Swope, Stephen Albers, Robert Harper, Ken Wright, Brad Buhrkuhl, Marcus Klakken, Gil Lund, and Ali Yousefpour

Method for Eliminating Radius Wrinkles and Bridging in Composite Laminates

Mark A. Wadsworth, Joseph P. Heil, PhD., and Nicholas Cairns

Effect of Fiber Bed Architecture on Single Resin Droplet Spread for Prepreg Manufacturing

Patricio Martinez, Bo Jin, and Steve Nutt

Automation of Quality Assurance of Numerical Control Data using Knowledge Based Engineering Applications

Tory R. Whitcomb, Donald J. Hinson, Karin E. Cowdrey, and Frank P. Wiesner

Effect of Surface Treatment of Microfiberlated Cellulose Fibers on Biocomposite Properties and Additive Manufacturing Process

Halil L. Tekinalp, Darby Ker, Xianhui Zhao, Bowie Benson, Melanie Buziak, Vlastimil Kunc, William Peter, and Soydan Ozcan

A Preliminary Study of the Electrical and Interlaminar Shear Properties of a Porous CFRP Composite Laminate Containing Carbon Nanofiber Z-Threads

Sebastian Kirmse, Bikash Ranabhat, and Kuang-Ting Hsiao

Development of Nanocomposite Thermoset Ablative for High Heat Flux Applications

William P. Fahy, Joseph H. Koo, Dana Misasi, Luke Canan, Ruby Para, and Kara Li

Automating Composite Design Through Knowledge Based Engineering Applications

Bruce E. Gabel

The Design, Analysis and Testing of an Advanced Cascade Design

Henry A. Schaefer and Mark A. Wadsworth

Thermo-Mechanical Characterization of HDPE-Tobacco Lignin Blends

Samsul Mahmood, Irfan Tahir, Venkatagireesh Menta, Alexey Kacharov, and Sergiy Yemet

Lightning Strike Testing on Integrally Stiffened Stringer Panels

J. Andrew Baker and Brian Kitt

Prediction of Mechanical Properties of Additively Manufactured Discontinuous Fiber Composites Accounting for Defects and Uncertainties

Harsh Baid, Reza Hajiha, and Frank Abdi

Computational Modeling of Polymer and Carbon Fiber Composite Interfaces

Mohammad Atif Faiz Afzal, Andrea R. Browning, Jeffrey Sanders, Thomas J. Mustard, and Mathew D. Halls

Polyimide Nanocomposites with Remarkable Rubbery Plateau Modulus and Outstanding Coating Resistance

Jude O. Iroh and Jimmy Longun

Mechanical Properties of Continuous Carbon Fiber Reinforced Thermoplastic Composites

Samuel D. Strassler, Connor J. Reddington, Patrick A. Rodriguez, and Donald W. Radford

Allowable Generation and Generic Basis Value for Multiple Loading and Environmental Conditions

Reza Hajiha, Cody Godines, Angelo De Fenza, Harsh Baid, Elizabeth Clarkson, Nima Moazami, and Frank Abdi

Leveraging Modern Resin Technology for Shop Efficiency Improvements

Kevin R. Lambrych, Lisa M. Adkins, and Achille Bivigou Koumba

Cost Effective Thermoplastic Composites in Aerostructures

Corbin Chamberlain, David Leach, and Trevor McCrea

Worldwide Overview of Composite Applications for Waterway Infrastructure

Ruifeng R. Liang, Hota VS GangaRao, Yingxiang Lu and John D. Clarkson

Performance Prediction of Structural Capacitors Under Mechanical, Thermal and Environmental Loading Conditions

Rauhon Ahmed Shaik, Vamsee Vadlamudi, Rahman Jani Mazed, Deepak Shantaram Pisal, Rassel Raihan, and Kenneth Reifsnider

Advancements in Short-Fiber Composites VIA Stereolithography

Patrick G. Simpson, Michael J. Holthaus, and Chad A. Ulven

Digital Twining of an Automated Fabric Draping Process for Industry 4.0 Applications: Part I-Multi-Body Simulation and Finite Element Modeling

Hossein Montazerian, Reza Sourki, Milad Ramezankhani, Armin Rashidi, Marian Koerber, and Abbas S. Milani

Fatigue Performance of Carbon Fiber Reinforced Nanosilica Modified Epoxy Composites

J. S. Tate, O. K. Arigbabowo, Shree Swayam, and Roger Faria

Weatherable Molded-in-Color Composites: Mechanisms and Relationships of Accelerated Test Methods and Geometry

Santosh K. Yadav and Paul A. Rettinger

A Novel and Fast Method to Qualify and Certify Additively Manufactured Components

Erin Wernick, Joshua Baker, Sandip Harimker, and Ranji Vaidyanathan

Evaluation of Ultra-Performance Polymers to Use as Thermal Protection Systems for Space Vehicle Application

Abdullah Kafi, Hao Wu, Jon Langstron, Ozen Atak, Haewon Kim, Steven Kim, William Fahy, Roderick Reber, John Misasi, Stuart Bateman, and Joseph H. Koo

Development of Polyamide 6/Polyamide 66 Copolymer Nanocomposite and Its Additive Manufacturability

Steven D. Kim, Hao Wu, and Joseph H. Koo

Non-Contact Ultrasonic Quality Analysis of Large Finished Aerostructures

Anuj M. Bhardwaj, Kashyap C. Patel, and Whitney J. Moon

Influence of Void Content on the Dielectric Permittivity of 3D Printed Parts

Nikolas U. Manos, Christian C. Alindayu, and Mark Peyron

Part performance of FDM printed Nylon 12CF Bracket for Cost-Effective Ground Support Equipment

Reza Hajiha, Kurt Reichelderfer, Harsh Baid, Cody Godines, and Frank Abdi

Fast and Accurate Design Analysis for Fiber Placement Process

Yvan Blanchard

Unique Polyaryletherketone (PAEK) Prepreg Allows High Versatility in Composite Parts Manufacturing using Automated Lay-up

Justin Merotte, Gilles Larroque, Stuart Green, Didier Padey, Victorien Merle, Denis Cartié and Alexandre Hamlyn

Development of a Techno-Economic Model to Explore Wind Blade Manufacturing Options

Stephen B. Johnson, Matteo J. Polcari and James Sherwood

Characterization of Poss-Ultem Nanocomposites and Their FFF Printed-Part Properties

Charles M. Davis, Jordan M. Antonson, Paul G. H. Smith, Ben Kaas and John M. Misasi

A Sustainable and Durable Glass Reinforced Thermoplastic Composite Railroad Crosstie

Mohamed Selim, Matt Moore, Jong Lee and Alexis Green

PreForm Developments For Resin Infusion for Rapid High-Performance Molding (RAPM) for Small Parts

Thomas K. Tsotsis, Gilbert Cespedes-Gonzalez, Mario Wiener, Manuel Frank, Leslie Cohen, Dominic Calamito and Gail L. Hahn

Additive Manufacturing of Polyamide 12 Nanocomposites- Thermal and Mechanical Effects of Varying Infill Levels

Steven D. Kim, James Grubbs, Kathrin James, Rebecca Millard, Jensen Nance, Hao Wu and Joseph H. Koo

Multi-Material Bonding Solid-State Bonding Via Bond Exchange Reactions

Jacob L. Meyer and Pixiang Lan

NDE Thermal Mapping Using Thermochromic Sensor Films

Tiffany F.L. Tang, Ryan E. Toivola, Sei-Hum Jang, Paul G. Vahey, Catherine A. Baker, Eric G. Winter, Emerson McNamee, Alex K.-Y. Jena, and Brain D. Flinn

Nanomechanical Property Characterization of Adhesive Bondlines

Austin C. Zukaitis, Rita J. Olander, and Brian D. Flinn

Sensitivity Analysis of Induction Welding Process Variables

Kerrick Dando, PhD, Mark Wadsworth, Matt Bickhard, Michel van Tooren, PhD, and Jaspreet Pandher

Characterization of Epoxy-Nanoparticle Composites Exposed to Gamma & UV Radiation for Aerospace Applications

Mauricio Torres, Edgar A. Franco-Urquiza, Pedro González-García, Jorge Bárcena-Balderas, Saúl Piedra, Tomás Madera, Rodrigo Meléndrez, and Patricia Quintana.

Light Weight Reinforced Thermoplastic Composites with New Design for Recreational Vehicles

Liqing Wei, Ruomiao Wang, and Mark O. Mason

Connections and Structural Applications of FRP Composites for Civil Infrastructure: A Review with Own Practices

Hai Fang, Weiqing Liu, Ruili Huo, Yujun Qi, and Jun Wang

High Performance, Low Cost, Discontinuous Fiber Molding Compound Based on Reclaimed Carbon Fiber-Epoxy Prepreg

Pete George, Benjamin Rutz, Felix Nguyen, and Toshiya Kamae

Effect of Curing Temperature on the Fundamental Properties of Laminated Composites Fabricated Using Plain Weave and Non Crimp Fiber and Epoxy Resin

Vishwas S. Jadhav and Dr. Ajit D. Kelkar

Newly Developed Casting Alloys Of Low Thermal Expansion With High Yield Strength For CFRP Molding Dies

Kotaro Ona1, Haruyasu Ohno1, Naoki Sakaguchi1, Shin Utsunomiya2 Shinhokoku Steel Corporation15-13-1 Shinjuku-chou,Kawagoe, Saitama, Japan National Astronomical Observatory of Japan2 2-21-1 OsawaMitaka, Tokyo, Japan

Simulation Assisted Design for an Additively Manufactured Autoclave Tool Accounting for an Anisotropic Expansion

Ahmed Arabi Hassen, Alexander Lambert, John Lindahl, Dylan Hoskins, Chad Duty, Srdjan Simunovic, Charlie Chin, Victor Oancea, Lonnie Love, Vlastimil Kunc, and Seokpum Kim

Modeling Transversal Support from Nanofiber Z-Threads to a Carbon Fiber by Finite Element Analysis of a CFRP Unit Cell

Keonhyeong Kim and Kuang-Ting Hsiao

The Construction of a NACA Duct Using Additive Manufacturing Carbon-Composite Materials for a Record Setting Bonneville Streamliner

Stewart Davis, Burton Brown, and David C. Woodruff

Application of Serial X-Ray Scattering for Microstructure Optimization of Polyacrylonitrile Fibres Produced by Wet Spin Processing

David Fox, Anthony Pierlot, Jasjeet Kaur, Linda Hillbrick, Claudia Creighton, and Peter Lynch