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The papers in this collection cover a wide range of topics within Occupant Protection, including: - Biomechanics - Event Data Recorders - Integrated Safety Systemcs - Occupant Restraints - Pedestrian and Cyclist Safety - Rear Impact, Side Impact, and Rollover - Safety Test and Simulation Methods and Applications - Structural Crashworthiness and Occupant Safety

These papers cover new production and near-production hybrid propulsion, hybrid architecture, testing, analysis and new concepts.

These papers focus on real-world and theoretical methods and advanced algorithms in AI, machine learning and related technologies for both inside and outside the Vehicle. They also cover the state of the art in AI and identifying potential applications of AI-bases technologies in vehicle design, control systems, human/machine interface and automated operation, as well as smart mobility and infrastructure of the future.

Papers cover engine exhaust aftertreatment system models, as well as their validation and application. Technologies covered include oxidation catalysts, hydrocarbon traps, diesel/gasoline particulate filters, lean NOx traps, selective catalytic reduction, ammonia oxidation catalysts, three-way catalysts, hybrid or combined catalysts, electrically assisted catalysts, urea-water solution spray dynamics, and mixture non-uniformity. Modeling aspects range from fundamental, 3-D models of individual components to system level simulation, optimization, and control. Other papers cover emissions measuring techniques and testing regimes. This includes new analysis techniques and the novel application of existing techniques, the comparison of existing and proposed testing regimes with real world experience, including modeling.

This collection contains technical papers published as part of WCX under the umbrella of ADAS and Autonomous Vehicle System as it pertains to: - General and Advanced Topics - Perception - Path Planning - Control/Acuation - Driver Interface - Simulation and Testing

The papers in this collection focus on the latest research related to methods and techniques for reconstructing vehicular crashes involving wheeled and tracked vehicles, pedestrians, and roadside features. Emphasis is placed on experimental data and theoretical methods that will enable reconstructionists to identify, interpret and analyze physical evidence from vehicular crashes.

Volume 3, Issue 4, 2020 The article in this special issue provides a comprehensive literature review of worldwide activities and research in verification and validation of automated driving systems. Authors: Jeffrey Wishart, Exponent, Inc., USA Steve Como, Exponent, Inc., USA Uilani Forgione, Arizona State University, USA Jack Weast, Intel, USA Lewis Weston, Arizona State University, USA Andrew Smart, Andrew Smart Consulting, USA George Nicols, Toyota Motor North America, USA Ramesh S, General Motors R&D, USA The SAE International Journal of Connected and Automated Vehicles furthers the state of the art of engineering research by promoting high-quality theoretical and applied investigations in the arena of connected and autonomous vehicles (CAVs) in on-road, off-road, and aerial operational environments.

All articles of this special issue have been carefully selected to represent a broad spectrum of commercial vehicle engineering, from engines, to suspensions, to steering and beyond. Guest Editor: Mehdi Ahmadian, Center for Vehicle Systems and Safety, Virginia Tech, USA The SAE International Journal of Commercial Vehicles publishes scientific articles on the design, modeling, controlling, and testing of commercial vehicles that bring strong empirical and theoretical contributions to the current and future body of knowledge. The articles included in this special issue comprise a variety of articles developed from the main SAE International’s commercial vehicles engineering event, Commercial Vehicle Engineering Congress. The conference brings together engineers, managers, academicians, and occasionally government employees that have an interest in various aspects of commercial vehicles, both for on- and off-road applications.

All articles in this special issue have been carefully selected to cover new developments and research on vehicle dynamics, powertrain modeling, thermal management, and cybersecurity as they relate to commercial vehicles. Special Issue Editors: Benjamin Duprey, Mechanical Simulation Corporation, USA Russell Truemner, Systems Research Engineering LLC, USA Xiaobo Yang, Oshkosh Corporation, USA The SAE International Journal of Commercial Vehicles publishes scientific articles on the design, modeling, controlling, and testing of commercial vehicles that bring strong empirical and theoretical contributions to the current and future body of knowledge. The articles in this special issue comprise a variety of articles developed from SAE International’s commercial vehicles engineering event, the Commercial Vehicle Engineering Congress (COMVEC).

Article Titles: - An Investigation on the Electrical Energy Capacity of Cylindrical Lithium-Ion and Lithium Iron Phosphate Battery Cells for Hybrid Aircraft - Laser-Assisted Filler-Based Joining for Battery Assembly in Aviation - Semi-empirical Combustion Efficiency Prediction of an Experimental Air-Blasted Tubular Combustor - Single Turboshaft Engine Failure Analysis of an Inner Bus Tie Architecture for Turboelectric Distributed Propulsion System - Nonlinear Flutter Analysis of Curved panel Under Mechanical and Thermal Loads Using Semi-Analytical and Finite Volume Methods - Design of a 1.2 kW Interleaved Synchronous Buck Converter for Retrofit Applications in Aviation Systems - Three-Dimensional Thermal Study on Lithium-Ion Batteries in a Hybrid Aircraft: Numerical and Experimental Investigations - From the Guantanamo Bay Crash to Objective Fatigue Hazard Identification in Air Transport - Mechanical Response of Hybrid Laminated Polymer Nanocomposite Structures: A Multilevel Numerical Analysis - Exergetic Investigation of a Turboshaft Helicopter Engine Related to Engine Power - Particle Swarm Optimization with Required Time of Arrival Constraint for Aircraft Trajectory Volume 13, Issue 2, 2020 All articles of this special issue have been carefully selected to cover challenges in the industry relating to sustainability, the conversion to electrical usage, the challenge of increasing propulsion efficiency in conventional propulsion, and the digital transformation of the entire ecosystem.

Article Titles: - Development of a Thin-Wall Magnesium Automotive Door Inner Panel - Quench Rate Study on AA7075 with Advanced Aging and T6 - Effects of Heat-Treatment on Exfoliation Corrosion (EXCO), Intergranular Corrosion (IGC), Stress Corrosion Cracking (SCC), Joining Corrosion of AA7075 with Advanced Aging and T6 - Influence of Ultraviolet Radiation on the Morphological and Mechanical Properties of Carbon Fiber-Reinforced Polymers - Modeling Dynamic Failure of Woven Carbon Fiber Thermoplastic Composites Using Empirical- and Multiscale-Based Material Cards in LS-DYNA MAT054 - Study of Parametric Influence on Dry Sliding Wear and Corrosion Behavior of AA5754-TiB2 In Situ Composites - Investigation on the Effect of Al2O3 and B4C Ceramic Particles on Mechanical Properties of AA7075 Metal Matrix Composites - Investigation of Different Factors Influencing the Springback, Surface Roughness, and Thinning for Polyvinyl Chloride during Single Point Incremental Forming Volume 13, Issue 3, 2020 All articles of this special issue have been carefully selected to cover research topics on automotive lightweight materials.

Volume 14, Issue 1, 2021 All articles of this special issue have been carefully selected to cover research topics on automotive lightweight materials. Guest Editor: Jonathan Weiler, Meridian Lightweight Technologies, USA The SAE International Journal of Materials and Manufacturing focuses on authoritative and in-depth research in the areas of materials, design, and manufacturing, addressing integration and implementation of scientific and engineering practices that advance the state of the art and benefit society. The articles included in this special issue (Part 2) focus on multi-material joining methods and broader material adoption methodologies.

Article Titles: - Secure Boot Revisited: Challenges for Secure Implementations in the Automotive Domain - Securing the On-board Diagnostics Port (OBD-II) - Contrasting International Vehicle Security Laws from the Japanese Perspective - Using a Dual-Layer Specification to Offer Selective Interoperability for Uptane - Pseudonym Issuing Strategies for Privacy-Preserving V2X Communication - Assuring Vehicle Update Integrity using Asymmetric Public Key Infrastructure (PKI) and Public Key Cryptography (PKC) - Fuzz Testing Virtual ECUs as Part of the Continuous Security Testing Process - Security Certificate Management System for V2V Communication in China Volume 2, Issue 2, 2019 All articles in this special issue have been carefully selected and are a good mixture of articles around security technology, testing, governance, and standards.

Article Titles: - Enhancing Energy Saving Opportunities through Rightsizing of a Battery Electric Vehicle Powertrain for Optimal Cooperative Driving - Optimal Coordination of Chassis Systems in Simultaneous Operations - Vehicle Dynamics Control Using Model Predictive Control Allocation Combined with an Adaptive Parameter Estimator - A Compact Electric Motor Integrated Onboard Charging System for Electric Vehicles - Distributed Simulation and Testing for the Design of a Smart Suspension - A Direct Yaw Moment Control Logic for an Electric Two Wheel Drive FSAE using an Error Cube Proportional Derivative Controller Volume 3, Issue 2, 2020 All articles in this special issue have been carefully selected to cover critical aspects of automated driving (AD) as it relates to new trends in chassis and powertrain design. Guest Co-Editors: Dr.-Ing. habil. Valentin Ivanov, SAE Fellow, Technische Universität Ilmenau Dr.

These papers cover the rapid advances in driver assistance technologies and the deployment of vehicles with increased levels of connectivity and automation have created multiple opportunities to improve the efficiency of future vehicle fleets. By using onboard sensing and external connectivity such as Vehicle-to-Vehicle (V2V), Vehicle-to-Infrastructure (V2I) and Vehicle-to-Everything (V2X), communication, new opportunities emerge to further improve the powertrain control systems of individual vehicles for fuel economy, performance, or emissions.

These papers address the real-world and theoretical methods and advanced AI and machine learning algorithms and their applications. The topics may include potential applications to automotive engineering topics such as vehicle design, validation, system modeling, prediction modeling, fuel efficient controls, autonomous controls, and perception subsystems.

With a mandate in Europe for autonomous emergency braking systems, there is a development happening with radar and camera based systems to do collision mitigation. The challenges include robust object tracking, stationary object detection, reactions for false positives, etc. The developments and challenges in the collision mitigation technology are included in this collection.

The papers in this collection focus on the latest research related to methods and techniques for occupant safety. Emphasis is placed on experimental data and theoretical methods that will enable reconstructionists to identify, interpret and analyze physical evidence from vehicular crashes.

The papers in this collection cover exhaust aftertreatment system models, as well as their validation and application. Technologies encompassed include DOC, HC Trap, DPF, GPF, LNT, TWC, SCR, SCRF, ammonia oxidation catalysts, hybrid or combined catalysts, urea-water solution spray dynamics, and mixture non-uniformity. Modeling aspects range from fundamental, 3D models of individual components to system level simulation, optimization, variation, degradation, and control.