grain boundaries Archives | The American Ceramic Society

grain boundaries

Improving toughness of nanocrystalline ceramics

By Faye Oney / July 10, 2018

Researchers have demonstrated a new toughening mechanism for nanoceramics by studying weak interfaces in nanocrystalline ceramics. Their method could improve impact resistance without compromising functional properties.

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Other materials stories that may be of interest

By April Gocha / October 18, 2017

Atom-thick alloys with unanticipated magnetic properties, battery based on sodium may offer more cost-effective storage than lithium, and other materials stories that may be of interest for October 18, 2017.

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Rapid sintering method takes step-wise approach to densify nanoceramics quicky and evenly

By April Gocha / September 12, 2017

Researchers at Jožef Stefan Institute (Ljubljana, Slovenia), the National Institute of Chemistry (Ljubljana, Slovenia), and Stockholm University (Stockholm, Sweden) have developed a new method to rapidly and evenly densify nanoceramics, offering incredible potential to save a lot of time and energy in sintering processes.

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Reducing grain boundary energy can help design ceramics with no grain growth

By April Gocha / September 8, 2017

A team led by researchers at the University of California, Davis has published new research showing that diffusion isn’t the only consideration when it comes to controlling grain growth.

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Other materials stories that may be of interest

By April Gocha / August 16, 2017

Flatter materials have fewer imperfections and make for better solar cells and light sensors, new battery material goes with the flow, and other materials stories that may be of interest for August 16, 2017.

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High heat and pressure help researchers fabricate first samples of transparent silicon nitride

By April Gocha / March 23, 2017

By processing samples of silicon nitride under high pressure and heat, researchers at the Deutsches Elektronen-Synchrotron have converted an originally opaque hexagonal crystal structure into optically transparent cubic silicon nitride.

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Team to combine in situ microscopy and modeling for deep dive into flash sintering

By April Gocha / February 10, 2017

A collaboration of researchers from Purdue University and beyond is using a $3 million grant to take an up close look at flash sintering in a massive effort to broaden applications of the technique.

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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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Other materials stories that may be of interest

By April Gocha / October 5, 2016

Harnessing possibilities of the nanoworld, food additive boosts solar cells, and other materials stories that may be of interest for October 5, 2016.

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Visualizing atoms at grain boundaries: Atom probe tomography gets into oxides

By April Gocha / May 2, 2016

Researchers at Colorado School of Mines and the University of Florida are well on their way to solving grain boundaries’ secrets—the team recently achieved unprecedented atom-by-atom visualization of the chemical composition of grain boundaries.

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