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Technology Report
Power

Automaker Coalition Plans High-Power Charging Network to Rival Tesla's

In an announcement that could change the balance of power in the still-formative EV charging- station race, seven global automakers said they will work together to...

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News
Manufacturing & Prototyping

Tenneco Opens Engineering, Simulation Center in Poland

Suspension- and powertrain-components specialist Tenneco recently opened a new 9,600 sq.m (103,334-sq.ft.) European engineering center at Gliwice in Poland to serve its European...

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Technology Report
Electronics & Computers

Fully Charged in Six Minutes?

Battery technology company Nyobolt and UK-based design and engineering consultancy Callum are collaborating on a demonstration of new lithium-ion battery tech that would permit the full charge of a vehicle...

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Briefs
Aerospace

Bullet Impact Testing of Ammunition and Explosives at Picatinny Arsenal

Bullet impact (BI) is a standard test used to assess ordnance during insensitive munitions (IM) testing, for hazard classification, and for safety evaluations.

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Briefs
Test & Measurement

Update on Machine-Learned Correctness Properties

Despite the potential advantages to be derived from employing autonomous systems, evidence-based assurance of dependability is a key to obtaining users’ trust in these systems.

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Briefs
Aerospace

Test Methods for Measuring High Temperature Tensile Properties of Subscale Specimen Geometries for Additively Manufactured Metallic Materials

With the rise of additive manufacturing for metallic materials, concerted efforts are underway to integrate the technology into present and future aerospace systems to enhance performance capability, reduce cost, and minimize production lead-times.

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News
Propulsion

Magna Shows off Electric Offroad Powertrain, In-Cabin Tech

If a mid-20th century engineer could time travel and see Magna’s electric off-road powertrains, they might ask “why is the rear differential so gigantic?” But that’s no...

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Briefs
Test & Measurement

Methodologies and Equipment for Measuring High Temperature Tensile Properties of Subscale Specimen Geometries for Additively Manufactured Metallic Materials (Continued)

Despite the existence of standards, the issue persists where, in general, equipment is unavailable to measure maximum bending strains at elevated test temperatures.

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Briefs
Manufacturing & Prototyping

Repeatability and Reproducibility of a Standard Test Method for Measuring Head-Supported Mass Properties

During development of military helmets and HMDs, materiel developers need a valid and repeatable test methodology for measuring their mass properties.

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News
Power

Mazda’s Revived Rotary Engine Starts Production

Mazda, the automaker with the longest and richest history of using the Wankel rotary engine announced on June 22, 2023 that it resumed mass production of rotary engines for a new variant...

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Technology Report
Energy

Toyota to Add Battery Lab at Michigan R&D Campus

Toyota will invest nearly $50 million for a new automotive battery lab at its R&D headquarters in York Township, Michigan. The lab is expected to be operational in 2025, the same year...

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News
Regulations/Standards

SAE to Standardize Tesla NACS Charging Connector

SAE International confirmed today that it will standardize the Tesla-developed North American Charging Standard (NACS) charging connector for EVs. The global engineering organization that...

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News
Automotive

Study: Information Desert Leaves Many Suppliers in EV Dust Bowl

Inadequate information about domestic and Japanese automakers’ product timelines and strategic plans relating to the transition from ICE-powered vehicles to EVs has...

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Briefs
Materials

Physics-Guided Neural Network for Regularization and Learning Unbalanced Data Sets

Directed energy deposition (DED) is a method of metal additive manufacturing (AM) by which parts are built layer by layer from 3-D computer-aided design models.

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Briefs
Internet of Things

Context-Aware Visual Search Using a Pan-Tilt-Zoom Camera

Introduced here is the formal PTZ Search Problem. In the PTZSP, a fixed PTZ camera starts at a given PTZ position and must move through the continuous 3D space of PTZ coordinates to detect as many objects of interest as possible as quickly as possible.

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Briefs
Communications

Automated Atmospheric Correction of Nanosatellites Using Coincident Ocean Color Radiometer Data

Researchers present a machine-learning-based method for utilizing traditional ocean-viewing satellites to perform automated atmospheric correction of nanosatellite data.

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Briefs
Unmanned Systems

Characterizing Motion Prediction in Small Autonomous Swarms

Prior investigations of swarm robot control focus on optimizing communication and coordination between agents, with at most one human control scheme, or with discrete (rather than continuous) human control schemes.

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Briefs
Data Acquisition

ADS-B Classification Using Multivariate Long Short-Term Memory

The increase in available data has resulted in the study of identifying trends becoming more and more prevalent in multiple facets of society to include commerce and government.

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Briefs
Aerospace

Analysis of Pathways to Reach Net Zero Naval Operations by 2050

This report is based on a broad study of strategies for the Department of the Navy to achieve net zero global emissions by 2050 to comply with recent Executive Orders and goals.

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Briefs
Aerospace

Leveraging COTS Products for Maneuverable Aerial Identification

Ground troops are equipped with identification-friend-or-foe devices. When they are engaged in a firefight, they seek cover and concealment, and consequently, their attached IFF are also covered and concealed.

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Briefs
Unmanned Systems

Robust MADER: Decentralized Multiagent Drone Trajectory Planner

For reliable real-world deployment, it is essential that a trajectory planner be robust to both communication delays and dynamic environments.

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Briefs
Weapons Systems

Autonomous Surveillance Technologies Relating to Dismounted Soldiers

The development of the AI/ML applications for dismounted Soldier systems is paramount to defeating our adversaries, such as China and Russia, in future combat.

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Technology Report
Electronics & Computers

WCX 2023: New Chinese EVs Feature ASSB Tech

By the end of 2023 there will be 10 Chinese electric passenger vehicles using advanced semi-solid-state batteries (ASSB) — an industry-first application for EVs and a milestone for vehicle...

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News
Software

The Challenging Legal Environment of AI

“Holy cats. What happens when this stuff goes wrong?”

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Briefs
Photonics/Optics

Overcoming Performance Limitations of Distributed Brillouin Fiber Laser Sensors

Distributed fiber sensors are a powerful tool for structural health monitoring and environmental sensing due to their ability to remotely monitor the strain at 1,000s of locations using low-cost optical fiber.

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Briefs
Robotics, Automation & Control

Drift Improvement with Reinforcement Training of Inertial Sensors

The main objective of the DIRT-I project is to extend the holdover time of inertial sensors in the absence of a Global Navigation Satellite System.

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Briefs
RF & Microwave Electronics

Stepped-Frequency Distributed Radar for Through-the-Wall Sensing

The authors are studying the application of distributed radar to through-the-wall sensing.

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Briefs
Aerospace

Electro-Optic Materials Research

Here, a summary of the main lines of effort for the Electro-Optics Materials Research program including its goals and major accomplishments of the past five years.

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Briefs
RF & Microwave Electronics

Multi-Scale Structuring of the Polar Ionosphere

Ionospheric variability is a critical consideration for communication systems, GNSS, and space asset management.

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