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Metallurgy breakthrough

Researchers at HRL Laboratories successfully 3D print high-strength aluminum alloys, including Al7075 and Al6061, overcoming a long-standing challenge in additive manufacturing. Their nanoparticle functionalization technique prevents hot cracking and retains alloy strength.

SourceHRL Laboratories·JournalNature·DateSep 20, 2017

Nanoparticles could spur better LEDs, invisibility cloaks

A University of Michigan team has created a method to add metallic nanoparticles into semiconductors with virtually no added manufacturing cost. The process enhances LED lighting efficiency and allows for precise control over the distribution of particles, potentially enabling future applications such as invisibility cloaks.

SourceUniversity of Michigan·JournalJournal of Applied Physics·DateJul 19, 2017

3-D-printed implants can improve integration of amputee prosthetic devices with bone

Researchers developed two types of titanium implants with fine and coarse textures using electron beam melting and direct metal laser sintering. The study found substantial differences in mechanical testing results, including improved osseointegration and torsional properties for the fine-textured implants.

SourceMary Ann Liebert, Inc./Genetic Engineering News·Journal3D Printing and Additive Manufacturing·DateJun 29, 2017

Cosmetic complaints climb but products still on market

A new Northwestern University study reveals that cosmetic complaints have more than doubled from 2015 to 2016, with hair care products being the biggest offender. The lack of regulatory scrutiny and poor reporting by consumers and manufacturers lead to significant under-reporting of adverse events, with only 200-400 reported annually

SourceNorthwestern University·JournalJAMA Internal Medicine·DateJun 26, 2017

Man(ufacturing) of steel

Researchers at the University of Pittsburgh are developing new steel alloys for additive manufacturing with a focus on high-strength low-alloy steels suitable for naval construction and repair. The project aims to improve mechanical properties and corrosion resistance using integrated computational materials design.

Financialization's negative effect on the American solar industry

A new study reveals that financialization in the US impaired its emerging solar industry, while Japan's photovoltaics manufacturers thrived. This case study highlights the conflicting relationship between finance and production, and calls for policies that bring productive and financial capital together to support low-carbon industries.

Bonding chips using inkjet printers

Researchers at the University of Barcelona have developed a new bonding technique for chips using inkjet printers with silver nanoparticles, enabling the creation of rigid and flexible hybrid circuitry. The method uses inkjet printing technology to assemble surface mount devices, achieving high electrical conductivity and reliability.

SourceAmerican Institute of Physics·JournalJournal of Applied Physics·DateMar 14, 2017

Story tips from the Department of Energy's Oak Ridge National Laboratory, March 2017

Researchers at Oak Ridge National Laboratory have developed innovative methods for creating complex patterns, accelerating gas separation, and optimizing manufacturing processes. The lab's expertise in additive manufacturing has enabled the rapid prototyping of components, while membrane-based gas separation has shown promising results.

SourceDOE/Oak Ridge National Laboratory·JournalAdvanced Materials·DateMar 2, 2017