porosity

3-D-printed ceramic foams build tailored cellular structures with dual-level porosity

By April Gocha / March 2, 2017

Researchers at Harvard University and Massachusetts Institute of Technology have devised a procedure for fabricating ceramic foams that can be used to 3-D print cellular materials that combine both microscale and macroscale porosity.

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Is there room for porosity in nuclear ceramics? And much more inside January/February ACerS Bulletin

By April Gocha / December 15, 2016

The January/February 2017 issue of the ACerS Bulletin is now available online—and it’s packed full of great content to kick off the new year.

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Sintering technique processes ultrafine nanocrystalline spinel with grain sizes of less than 10 nm

By April Gocha / December 6, 2016

By further understanding the dependence between densification and grain growth, a University of California Davis team of researchers has devised a new process to fabricate fully dense ceramic parts with virtually no grain growth.

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New issue of Nature Materials features Nitin Padture on advanced ceramics for aerospace propulsion

By April Gocha / August 9, 2016

ACerS member and Fellow Nitin Padture penned one of three commentaries for a new aerospace-centered issue of Nature Materials. Padture’s article, “Advanced structural ceramics in aerospace propulsion,” details the vital role of advanced structural ceramics in ever-advancing vehicle propulsion systems.

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Killer silicon nitride: Bioceramic slaughters bacteria, could now help fight gum disease

By April Gocha / May 9, 2016

According to the American Chemical Society, silicon nitride’s super antibacterial abilities may soon bring the material into your mouth to build better dental implants and help fight gum disease.

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Lucideon is aiming high with nanoporous ceramic pills intended to prevent abuse of painkillers

By April Gocha / February 1, 2016

Materials science company Lucideon has developed a new strategy that can prevent drug abusers from using dangerous methods to get high—the company’s ceramic pills are much more structurally robust than traditional pharmaceuticals, making them very difficult to crush or to dissolve into alcohol or other solvents.

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Bioglass goes big: Bioactive glass repairs large bone defects

By April Gocha / January 11, 2016

A team of researchers from Shanghai Jiaotong University and Tongji University in China and Lawrence Berkeley National Lab in Calif. has developed a technique for producing bioglass scaffolds that alone can successfully repair large defects in load-bearing bones.

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What works for penguins could work for planes: Secrets of the feather show how to prevent ice formation

By April Gocha / December 21, 2015

New research shows that when it comes to anti-icing surfaces, the animal world’s most dapper creatures have a few tricks on their flippers.

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Other materials stories that may be of interest

By April Gocha / September 23, 2015

Cubic boron nitride–diamond cuts, hybrid solar cell lights and heats things up, and other materials stories that may be of interest for September 23, 2015.

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Sintered hydroxyapatite pellets may be suitable stand-in for bone

By April Gocha / September 25, 2014

Researchers from Murdoch University in Australia show that hydroxyapatite pellets, sintered at just the right temperature to get a balance between porosity and strength, can be a suitable material for bone implants.

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