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Content tagged with Government/Defense
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Top 20 US Undergraduate Engineering Schools
Blog 
8/29/2014  7 comments
Take a look at the top 20 US undergraduate engineering programs. Then tell us -- did your school make the cut?
ASTM Proposes New Standards for Metal 3D Printing
Engineering Materials 
8/29/2014  3 comments
Producing high-quality end-production metal parts with additive manufacturing for applications like aerospace and medical requires very tightly controlled processes and materials. New standards and guidelines for machines and processes, materials, and printed parts are underway from bodies such as ASTM International.
Video: 1,000 Swarming Robots Self-Assemble
Engineering Materials 
8/28/2014  10 comments
The biggest robot swarm to date is made of 1,000 Kilobots, which can follow simple rules to autonomously assemble into predetermined shapes. Hardware and software are open-source.
Update: Converting Plastics to Energy Could Boost US Reserves
Engineering Materials 
8/27/2014  20 comments
Although plastics make up only about 11% of all US municipal solid waste, many are actually more energy-dense than coal. Converting these non-recycled plastics into energy with existing technologies could reduce US coal consumption, as well as boost domestic energy reserves, says a new study.
Programs & Technology Boost Manufacturing's Return
Blog 
8/26/2014  3 comments
Programs to boost domestic manufacturing combined with technological advances are bringing production back to the US.
Survey: Engineers Uncertain About CAFE Materials Choices
Engineering Materials 
8/25/2014  4 comments
This year's Dupont-sponsored WardsAuto survey of automotive designers and other engineers shows lightweighting dominates the discussion. But which materials will help them meet the 2025 CAFE standards are not entirely clear.
Report: Metamaterials Will Partly Depend on Additive Manufacturing
Engineering Materials 
8/20/2014  8 comments
Artificially created metamaterials are already appearing in niche applications like electronics, communications, and defense, says a new report from Lux Research. How quickly they become mainstream depends on cost-effective manufacturing methods, which will include additive manufacturing.
SpaceX Reveals 3D-Printed Rocket Engine Parts
Engineering Materials 
8/19/2014  9 comments
SpaceX has 3D printed and successfully hot-fired a SuperDraco engine chamber made of Inconel, a high-performance superalloy, using direct metal laser sintering (DMLS). The company's first 3D-printed rocket engine part, a main oxidizer valve body for the Falcon 9 rocket, launched in January and is now qualified on all Falcon 9 flights.
How to Machine Aerospace-Grade Composites
News 
8/18/2014  16 comments
UK researchers have come up with a method for machining aerospace-grade, carbon fiber-reinforced composites, along with high-strength aerospace alloys, using an ultrasonically assisted machining device. It also works on high-strength aerospace alloys.
Injection-Moldable Composite Beats Metal Specs
Engineering Materials 
8/15/2014  15 comments
A new thermoplastic composite for high-speed, high-volume injection molding has tensile strength that's close to, and sometimes better than, either lay-up composites or metals.
Lawrence Livermore & MIT 3D-Print New Super-Light, Super-Strong Materials
Engineering Materials 
8/14/2014  9 comments
Lawrence Livermore National Laboratory and MIT have 3D-printed a new class of metamaterials that are both exceptionally light and have exceptional strength and stiffness. The new metamaterials maintain a nearly constant stiffness per unit of mass density, over three orders of magnitude.
Mouser, NI Team Up on Free Design Tool
Product News 
8/13/2014  3 comments
Mouser Electronics and National Instruments are teaming up to offer a free software tool aimed at simplifying the process of electronic circuit design.
The Iceberg Ship: A Cautionary Tale
Guest Blogs 
8/13/2014  3 comments
The first and most obvious lesson of the following story is to remember to consider creep, along with all other potential failure modes.
Did Cold Weather Cause Boeing Battery Meltdown? Probably Not
Electronic News & Comment 
8/12/2014  14 comments
Despite recent news reports to the contrary, cold winter weather was probably no more than a minor contributor to the Boeing 787’s lithium-ion battery fires last year.
Can Plastic Bearings Outperform Metal Ones?
Blog 
8/6/2014  7 comments
Plastic bearings are replacing metal in some pretty tough jobs. Sometimes they're equally effective and reliable, and sometimes they actually outperform those parts. We'll tell you all about how this is possible in an upcoming Design News Focus on Fundamentals course.
Update: Intelligent Composites for Structural Monitoring
Engineering Materials 
8/5/2014  5 comments
Smart composites that let the material's structural health be monitored automatically and continuously are getting closer to reality. R&D partners in an EU-sponsored project have demonstrated what they say is the first complete, miniaturized, fiber-optic sensor system entirely embedded inside a fiber-reinforced composite.
Video: Sciaky to Sell Its Huge Metals 3D Printers
News 
7/31/2014  6 comments
Sciaky, provider of electron-beam additive manufacturing (EBAM) services, will start selling these machines commercially in September. The company has used its EBAM 3D printing technology for making very large, high-value, metal prototypes and production parts for aerospace and defense OEMs.
GE Aviation, Lockheed & Optomec Star in Metal 3D Printing Project
Engineering Materials 
7/25/2014  2 comments
Optomec's third America Makes project for metal 3D printing teams the LENS process company with GE Aviation, Lockheed, and other big aerospace names to develop guidelines for repairing high-value flight-critical Air Force components.
3D Printing Ultra-Strong Polymers for End Production
Features 
7/24/2014  1 comment
3D printing production-grade parts faces major challenges in processes and qualification to support engineering materials like carbon composites. Here are some novel solutions.
Will Robots Give Jobs or Take Them Away?
Engineering Materials 
7/21/2014  42 comments
Lots of people who write about robots say they give us jobs, instead of taking them away from humans. Based on the evidence in some recent studies, I'm not so sure.
Robot Can Detect Gas Pipe Leaks
Engineering Materials 
7/18/2014  21 comments
A self-propelled robot developed by a team of researchers headed by MIT promises to detect leaks quickly and accurately in gas pipelines, eliminating the likelihood of dangerous explosions. The robot may also be useful in water and petroleum pipe leak detection.
3D-Printed Rocket Engine Fires Up
Engineering Materials 
7/14/2014  19 comments
Aerojet Rocketdyne has built and successfully hot-fire tested an entire 3D-printed rocket engine. In other news, NASA's 3D-printed rocket engine injectors survived tests generating a record 20,000 pounds of thrust. Some performed equally well or better than welded parts.
Slideshow: Electric Motorcycles Get Revved
Electronic News & Comment 
7/10/2014  36 comments
From superbikes to cargo cycles, we offer a glimpse of the strange new world of electric motorcycles.
Video: Wear Your Own Pair of Robot Arms
Engineering Materials 
7/10/2014  53 comments
Researchers at MIT's d'Arbeloff Laboratory are developing shoulder- and hip-mounted robotic arms to help workers in aircraft manufacturing perform difficult or complex assembly tasks that would normally require two people.
DARPA Brings Mobile Hotspots to Soldiers
Blog 
7/9/2014  5 comments
In an effort to bring a mobile hotspot to soldiers serving in remote locations, DARPA is looking to outfit UAVs with a "millimeter-wave communications backhaul network" capable of providing 1 Gbps.
3D-Printed Steel Building Structures
Engineering Materials 
7/2/2014  22 comments
Structural engineers have developed a design method for 3D printing structural steel elements to be used in construction projects. Complex, individually designed pieces can be created far more efficiently, and costs and waste will be reduced.
10 Nautical Robots Brave the High Seas
Engineering Materials 
7/1/2014  13 comments
Some of the latest nautical robots take a variety of forms. They can look like small boats, tiny four-wheeled vehicles, or realistic fish. One design from Sandia Labs will be able to transform itself from a swimming robot to one that flies through the air or uses wheels on land.
15 Engineering Disciplines by Salary & Job Prospects
Blog 
6/30/2014  33 comments
Here’s a snapshot of the salaries and job prospects for engineering careers by discipline. These numbers from the Bureau of Labor Statistics show that some professions such as biomedical engineering will see growth as high as 62% through 2020. Other disciplines do not look as promising.
Design Renaissance in Manufacturing
Features 
6/30/2014  4 comments
Technology has long been a critical factor in designing products for manufacturing, and that technology has come into full bloom in the last couple years.
Video: Roombots Transform Into Reconfigurable Furniture
News 
6/23/2014  17 comments
The Swiss Ecole Polytechnique Federale de Lausanne has developed robotic blocks that autonomously self-assemble to form reconfigurable, adaptive furniture.
The IIoT: It’s Everywhere
Blog 
6/18/2014  8 comments
The Industrial Internet of Things is becoming an important factor in the growing efficiency and optimization of plants.
Hands Up! Your Money or Your Data
Electronic News & Comment 
6/17/2014  45 comments
Ransomware can lock up your data unless you pay to get it back. But there's nothing you can do about it.
10 Uses for Drones That Could Change Your Opinion of Them
Blog 
6/12/2014  52 comments
Drones, or unmanned aerial vehicles (UAVs), are still largely tied in public image to their use to deliver deadly missiles during military engagements. This has tarnished their reputation for many people, but that is currently changing as drones move beyond their military use and more and more into the commercial sector.
Climb Glass Walls Like a Gecko With DARPA Tech
Engineering Materials 
6/12/2014  8 comments
For the first time ever, a human has scaled a glass wall using an adhesive inspired by gecko feet. The DARPA-funded research that developed the polymer microstructure technology on handheld paddles is part of the agency's Z-Man program to help soldiers in urban environments.
Covert Planes Rely on Stealth Band Pass Filter Designs
Features 
6/11/2014  1 comment
For stealth airplanes and ships, detection avoidance methods need to work with all the critical onboard instruments. Simulation is making it easier for the Altran Group to design an optimized frequency selective surface pattern.
10 Robots You Don't Want to Mess With
Engineering Materials 
6/10/2014  76 comments
Our current crop of military robots includes small, tank-like unmanned ground vehicles (UGVs), more specialized types like large autonomous vehicles, and both large and small winged robots, one carrying its own fuel cell.
Memory Polymers Are Stronger, Cheaper & Recyclable
Engineering Materials 
6/6/2014  7 comments
Stronger, lighter, cheaper, self-healing, and recyclable, too? IBM says they're all true about its new family of industrial thermoset polymers.
Lockheed & RedEye Team to 3D-Print Rocket Fuel Tanks
Engineering Materials 
6/2/2014  21 comments
Lockheed Martin and RedEye have 3D-printed two huge rocket fuel tank prototypes, the biggest of which is 6.75 ft. long. The project took much less time than traditional manufacturing methods, at about half the cost.
Top 10 Influential Female Engineers
Blog 
5/20/2014  50 comments
Engineering is often criticized for being a male-dominated field, but that is definitely changing. There are many enormously successful female engineers that currently have leadership roles in business and research, making decisions that have a broad impact on global markets and people’s lives. Here are 10 of them.
3D Printing Needs to Open Up
Engineering Materials 
5/19/2014  13 comments
The prototyping-based models 3D printing has used for 30 years must change if the industry is to continue growing and shift to production parts, says a new Lux Research study.
Slideshow: Plastics Showcased at Aircraft Interiors Expo
Engineering Materials 
5/16/2014  15 comments
At the Aircraft Interiors Expo 2014 show in Hamburg, many companies got a chance to showcase their plastics for a variety of applications in aircraft interiors. Some introduced new materials. Others announced new applications or qualifications for their products.
10 Cyber Attacks That Wreaked Havoc
Blog 
5/14/2014  24 comments
Most of the significant cyber attacks -- think Stuxnet -- have occurred in just the past eight years. Here are the highlights of attacks that have disrupted business, nabbed IP, or forced plants to go haywire.
Congress Is Working on an Energy Bill… Again
Guest Blogs 
5/14/2014  6 comments
Congress is once again working on the bi-partisan Shaheen-Portman bill that will bring forth many energy efficiency measures to add as many as 190,000 jobs and save as much as 12 quads of energy by 2030.
Slideshow: Proto Labs Buys 3D Printing Service Bureau
Engineering Materials 
5/13/2014  18 comments
Not long after 3D printing leader Stratasys bought two service bureaus, rapid prototyping service bureau extraordinaire Proto Labs has embraced the technology by buying a service bureau focused solely on additive manufacturing. Before this acquisition, Proto Labs has concentrated on CNC machining and injection molding.
Aerospace-Grade Composites Will Repair Themselves
Engineering Materials 
5/12/2014  35 comments
Wouldn't it be cool if fiber-reinforced composites could repair themselves? Engineers at the Beckman Institute for Advanced Science and Technology think they've found a way to do it.
Shrimp Club Inspires Stronger Aerospace Composite
Engineering Materials 
5/9/2014  6 comments
The carbon-fiber-reinforced composite is both stronger and resists impact better than similar materials typically used in aircraft.
Slideshow: Robotic Renovation at International Space Station
Blog 
5/6/2014  22 comments
Last month, NASA launched the rocket carrying the SpaceX-3 Dragon spacecraft to resupply the International Space Station (ISS). Robots aided in its berthing on the ISS, and satellite-launching robots will be sent up later this year.
RoboClam Digs Deep to Monitor Ocean Floor
Engineering Materials 
5/5/2014  6 comments
A robotic razor clam -- actually a digging robot -- burrows into sand with high efficiency.
3D-Printed Bioplastics Coming Soon
Engineering Materials 
4/25/2014  27 comments
Bioplastics formulator and manufacturer Sierra Resins and distributor 3D Printlife are working together to introduce a new biofilament for 3D printers.
QNX Tech Powers VisLab's Autonomous Car
CAD/CAM Corner 
4/23/2014  8 comments
VisLab joins the autonomous car effort with the DEEVA prototype.
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Take a look at the top 20 US undergraduate engineering programs. Then tell us -- did your school make the cut?
Producing high-quality end-production metal parts with additive manufacturing for applications like aerospace and medical requires very tightly controlled processes and materials. New standards and guidelines for machines and processes, materials, and printed parts are underway from bodies such as ASTM International.
Engineers at the University of San Diego’s Jacobs School of Engineering have designed biobatteries on commercial tattoo paper, with an anode and cathode screen-printed on and modified to harvest energy from lactate in a person’s sweat.
A Silicon Valley company has made the biggest splash yet in the high-performance end of the electric car market, announcing an EV that zips from 0 to 60 mph in 3.4 seconds and costs $529,000.
The biggest robot swarm to date is made of 1,000 Kilobots, which can follow simple rules to autonomously assemble into predetermined shapes. Hardware and software are open-source.
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