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Articles
Unmanned Systems

Three Challenges to 5G’s Military Success

Evolving 5G non-terrestrial networks promise to make new applications a reality.

Articles
RF & Microwave Electronics

How to Specify and Select RF Filters

Selecting a filter for an A&D application requires an understanding of available RF filter responses, physical formats, and technologies, with a good idea of necessary functional goals, such as separating channels or rejecting interference.

Briefs
Aerospace

Investigation of Requirements and Capabilities of Next-Generation Mine Warfare Unmanned Underwater Vehicles

The current fleet of United States Navy Mine Countermeasures ships, the Avenger class, is reaching the end of its planned service life.

Briefs
Photonics/Optics

On the Pulsed Laser Ablation of Metals and Semiconductors

The fundamental goal of this research is to build from a broad set of experimental and theoretical data to a narrower set of scaling relations, heuristics, and trends that provide a roadmap for understanding laser ablation across relevant regimes.

Briefs
Photonics/Optics

Modeling Optical Time and Frequency Generation and Transfer Systems

The research was closely tied to work that was led by Nathan Newbury at NIST, and the principal goal was to support the development of advanced laser sources.

Briefs
Defense

Navy Lasers, Railgun, and Hypervelocity Projectile: Background and Issues for Congress

Two key limitations that Navy surface ships currently have in defending themselves against ASCMs and ASBMs are limited depth of magazine and unfavorable cost exchange ratios.

Briefs
Design

Design, Demonstration, and Simulation of the Diode-Pumped Thulium/Holmium (Tm/Ho) Composite Fiber 2.1-μm Laser

This research demonstrates for the first time a polariton laser with coherence reaching the intrinsic limit of single-mode matter-wave lasers.

Application Briefs
Imaging

Nano-UAV Systems

Extremely light and well-suited for operations in contested environments, nearly silent, and with a flight time up to 25 minutes, the combat-proven, pocket-sized Black Hornet PRS transmits live video and HD still images back to the operator.

Products
Lighting

New Products: September 2022 Aerospace & Defense Technology

New products in September 2022.

Articles
Defense

The Sky is No Longer the Limit Celebrating 75 Years of Air Force Technology

Since its inception, the mission of the United States Air Force has been to fly, fight, and win — delivering airpower anytime, anywhere in defense of our nation.

News
Manufacturing & Prototyping

2022 Honda Civic Hatchback Enjoys Premium Assembly, Weight-Cutting Measures

As a veteran manufacturing engineer, Jill Fuel was an ideal choice for the project leader for the production launch of Honda’s 2022 Civic Hatchback at Honda's...

Application Briefs
Unmanned Systems

Underwater Security System

KnightShield covers medium ranges in ports and detects hostile divers – whether using closed or open breathing apparatus – as well as AUVs, SDVs, DPVs, and UUVs.

News
Energy

Chattanooga Power Haus

Volkswagen is rapidly gaining on General Motors, Ford and Tesla in terms of overall EV development and production assets in North America, industry analysts tell SAE Media. With the recent launch of its $22...

INSIDER
Materials

Air Force Wind Tunnel Team Takes 3D Printing Program to Next Dimension

It started with a piece here, a small part there. But since its inception at the Arnold Engineering Development Complex Hypervelocity Wind Tunnel 9 in White Oak,...

INSIDER
Aerospace

Northrop Grumman and Boom Supersonic Collaborate on New Supersonic Aircraft

A new supersonic aircraft tailored to provide quick-reaction capabilities to the U.S. military and allies will be offered through a collaborative agreement...

INSIDER
Aerospace

NASA, GE Complete Historic Hybrid-Electric Propulsion Tests

Sustainable aircraft of the future are going to need propulsion systems that can use technology to generate power comparable to the equipment used in today’s commercial jets....

News
Green Design & Manufacturing

From Emissions Tech to EV Electronics

A recent visit to Eberspaecher’s North American engineering and manufacturing complex reveals how a global Tier-1 rooted in combustion-engine technology is profitably navigating the transition to...

INSIDER
Unmanned Systems

Raytheon, Northrop Grumman Complete Second Hypersonic Weapon Flight Test

Raytheon Missiles & Defense, in partnership with Northrop Grumman, successfully completed its second flight test of the scramjet-powered Hypersonic...

INSIDER
Defense

New Combat Pod System Wakes Up with Software Updates

The operational assessment of the Angry Kitten Combat Pod electronic attack system demonstrated rapid reprogramming between flights. This combat pod, an updated version of the Georgia...

INSIDER
Weapons Systems

Army Cross-Functional Team Tackles Modernization of Air and Missile Defense

The U.S. Army Futures Command Air and Missile Defense Cross-Functional Team (AMD CFT) based in Fort Sill, Oklahoma, is coordinating and accelerating Army efforts...

Blog
Unmanned Systems

Unmanned Hover Plane

The Trojan Unmanned Hover Plane (UHP) is a one-of-a-kind system that bridges the gap between the need to hover and the need to reach long ranges, giving it the ability to perform aerial missions with pinpoint precision.

News
Test & Measurement

SAE International Extends Call for Abstracts, Seeks Submissions for AeroTech Conference

Engineering Events staff at SAE International in Warrendale, Pennsylvania, have extended the call for abstracts through September 21 for the...

Application Briefs
Energy

Cryogenic Thermal Subsystem

The Cryogenic Thermal Subsystem’s most critical function is to provide cooling to maintain the detectors in two of the Roman Coronagraph Instrument’s cameras at sufficiently low temperatures of approximately minus 161o F, which will allow them to function with the required sensitivity.

Articles
Materials

The Science of Joining Dissimilar Metals in Aerospace Manufacturing

With the industry’s traditional focus on welding and brazing, there has been minimal formal education on diffusion bonding.

Articles
Design

Designing A/D Converters for the James Webb Space Telescope

The James Webb Space Telescope (JWST) has four infrared cameras to view the stars.

Articles
Design

Vibration Testing NASA’s X-57 Maxwell Electric Aircraft

In place of the usual gasoline-powered motors, the X-57 has two all-electric motors powered by traction batteries.

Articles
Communications

Hybrid Circulators for mmWave Systems

Circulators are primarily used in transmit-receive systems such as point-to-point radio and radar.

Articles
Communications

Transforming Battlespace Communications

The Russian invasion in Ukraine has certainly raised the security stakes and intensified the need for simultaneous communications streams over a single platform.

Briefs
Aerospace

Pulsed Exposure Toxicity Testing: Method Development and Initial Evaluation for Stormwater Compliance

Preliminary research into modifying whole effluent toxicity testing protocols designed for continuous flow discharges as applied to episodic and/or ephemeral discharges such as those associated with storm water runoff.