Engineering

3-D printing of metallic micro-objects

3-D printing has become an increasingly important production method. Researchers at ETH have now developed a new 3-D printing technique by which micrometre-sized objects made of several metals can be produced with high spatial ...

Engineering

Finding keyholes in metals 3-D printing

Additive manufacturing's promise to revolutionize industry is constrained by a widespread problem: tiny gas pockets in the final product, which can lead to cracks and other failures.

Engineering

It's too soon to call 3-D printing a green technology

Over the past decade 3-D printing has captured the imagination of the general public, engineers and environmental visionaries. It has been hailed as both a revolution in manufacturing and an opportunity for dramatic environmental ...

Energy & Green Tech

3-D printing the next generation of batteries

Additive manufacturing, otherwise known as 3-D printing, can be used to manufacture porous electrodes for lithium-ion batteries—but because of the nature of the manufacturing process, the design of these 3-D printed electrodes ...

Engineering

Pictures of success in 3-D printing

Across the U.S. Department of Energy's (DOE) Argonne National Laboratory, teams are tackling different scientific problems associated with additive manufacturing, often referred to as 3-D printing, so as to advance our understanding ...

Engineering

Novel 3-D printing technique yields high-performance composites

Nature has produced exquisite composite materials—wood, bone, teeth, and shells, for example—that combine light weight and density with desirable mechanical properties such as stiffness, strength and damage tolerance.

Engineering

Team efforts accelerate 3-D printing journey

With the development of additive manufacturing—often referred to as 3-D printing—engineers are limited only by their imagination—and the quality of the part that they can produce. By heating plastic or metal powders ...

Engineering

Defeating cyberattacks on 3-D printers

With cyberattacks on 3D printers likely to threaten health and safety, researchers at Rutgers University-New Brunswick and Georgia Institute of Technology have developed novel methods to combat them, according to a groundbreaking ...

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