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5 Ws
Materials

5 Ws of a Self-Healing Robot

A team of researchers at Cornell Engineering has developed a soft robot that can detect when and where it was damaged — and then heal itself on the spot.

R&D
Electronics & Computers

Printing Flexible Circuits on Curved Surfaces

Researchers have demonstrated a new technique for directly printing electronic circuits onto curved and corrugated surfaces.

Briefs
Materials

Soft, Mechanical Metamaterials

Researchers produced a soft, mechanical metamaterial that can “think” about how forces are applied to it and respond via programmed reactions.

Briefs
Design

Self-Healing Aluminum Metal Matrix Composite

NASA has developed a new metal matrix composite (MMC) that can repair itself from large fatigue cracks that occur during the service life of a structure.

Briefs
Materials

Soft but Tough: Biohybrid Material Performs Like Cartilage

Producing biomaterials that match the performance of cartilage and tendons has been an elusive goal for scientists.

Briefs
Manufacturing & Prototyping

Additive Manufacturing Utilizing a Novel In-Line Mixing System for Design of Functionally Graded Ceramic Composites

Exploring the development of a direct ink writing system with multimaterial and in-line mixing capabilities for printing inks composed of high solids-loaded ceramic particulate suspensions.

Briefs
Materials

Hierarchical Diamond-Based Ceramic Composites

This research developed and utilized advanced processing, modeling, and micromechanical tools.

Briefs
Defense

Biobased Carbon Fibers and Thermosetting Resins for Use in DOD Composites Applications

The aim was to use renewable resources derived from plants and other sources to prepare high-performance carbon fiber and thermosetting matrix resins with high strength and high thermal resistance.

News
Energy

Cadillac's Future-Tech Flagship

Restoring the Cadillac brand to its golden-age pinnacle, when it stood equal among Europe’s ultra-luxury greats, has long been an intermittent dream within GM. The grandiose ‘Sixteen’ concept in...

Briefs
Materials

High Atomic Number Coatings for Fabrics

This new approach is useful for building radiation shields via the Z-grading method, the process of layering metal materials with different atomic numbers to provide radiation protection for protons, electrons, and x-rays.

Briefs
Materials

Achieving Desired Level of Wettability for Unlikely Materials

MIT researchers have developed a way of making even the most unlikely pairings of materials take on a desired level of wettability.

R&D
Medical

Thermoresponsive Smart Materials

The researchers used water as the solvent and developed an LCST-type thermoresponsive polymer by adding alkaline earth metal ions — which are divalent cations — to polymers and aqueous solutions.

Briefs
Manufacturing & Prototyping

3D Printing Materials with Tunable Mechanical Properties

The researchers created these sensing structures using just one material and a single run on a 3D printer.

Briefs
Lighting Technology

Tubing Coated with Light-Powered Catalysts Aids Drug Manufacturing

The new class of materials is insoluble, so it can be used over and over again. Such catalysts could be used to coat tubing and perform chemical transformations on reactants as they flow through the tube.

Articles
Electronics & Computers

Keeping Your Silicon Cool

Onboard electronics continue to evolve rapidly. Components are smaller. Systems are more complex. The sophisticated electronics components that make up modern vehicles require precision heat dissipation for...

Briefs
Manufacturing & Prototyping

Recyclable Feedstocks for Additive Manufacturing

One common limitation of AM has been that produced articles cannot be recycled without substantial energy costs.

Briefs
Photonics/Optics

X-Ray Crack Detectability

The models allow users to optimize X-ray radiography setups, for the detection of crack and crack-like flaws, to penetrate various materials to show internal structures of parts.

Articles
Materials

Solving Signal Interference Challenges in Aerospace and Defense Electronics

As the complexity of signal challenges in aerospace and defense technology increases, design engineers need to creatively combine materials to solve multiple problems at once.

R&D
Materials

Copper Nanowires Combat Spread of Diseases

An ancient metal used for its microbial properties is the basis for a materials-based solution to disinfection. A team of scientists has developed an antimicrobial spray that deposits a layer of...

R&D
Wearables

Electrospinning Advantages for Wearable Technology

Researchers have shown that electrospun materials have many advantages over conventional bulk materials for the development of wearables. Electrospun materials’ high surface-to-volume...

Articles
Materials

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...

News
Mechanical & Fluid Systems

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...

Articles
Design

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.

Briefs
Materials

Material Inspired by Chain Mail Transforms from Flexible to Rigid on Command

Applications include a smart fabric for exoskeletons, an adaptive cast that adjusts its stiffness as an injury heals, or a deployable bridge that could be unrolled and stiffened.

Articles
Imaging

Products of Tomorrow

This column presents technologies that have applications in commercial areas, possibly creating the products of tomorrow.

Briefs
Materials

Enhanced Material Stable Enough for Solar Cells

A simple change to the surface of perovskite removes a barrier to its functionality.

Briefs
Materials

Piezoelectric Material Remains Effective at High Temperatures

The material remains effective as an energy harvester or sensor at temperatures to well above 572°F.

Briefs
Materials

Method Pinpoints Microscale Damage in Metal

The process predicts when and where microscopic cracks will occur before they become catastrophic.

Briefs
Lighting

Flexible Micro LEDs for Wearables

These micro LEDs can be folded, twisted, cut, and stuck to different surfaces.