Lisa McDonald

Remediating mine waste—ceramics aid in treatment of acid mine drainage

By Lisa McDonald / June 6, 2023

With the rapid growth of the global mining sector, it is crucial that miners adopt improved regulations and lower-impact methods to reduce the sector’s environmental and social footprint. Ceramics play an important role in environmental remediation, and today’s CTT highlights two studies that use ceramics to treat acid mine drainage.

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Ceramic and glass business news of the week for June 5, 2023

By Lisa McDonald / June 5, 2023

Mitsubishi Electric and Coherent to scale manufacturing of SiC power electronics, UC Santa Cruz now offers graduate degrees in materials science and engineering, and more ceramic and glass business news of the week for June 5, 2023.

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De-‘SCRIBE’-ing improvements—researchers refine procedure for printing gradient refractive index optics

By Lisa McDonald / June 2, 2023

Significant progress in creating optics with nonuniform (gradient) refractive indices has been made over the past two decades. In 2020, researchers at the University of Illinois Urbana-Champaign proposed a unique way to use direct laser writing to achieve even greater control over the refractive index. A new open-access paper details refinements to their so-called SCRIBE method.

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Video: Upcoming deadline risks deep-sea mining taking place without regulations

By Lisa McDonald / May 31, 2023

The International Seabed Authority is running up against a July 9 deadline to finish developing a code for deep-sea mining. The possibility of mineral exploitation taking place without regulations has marine scientists concerned because so much is still unknown about the environmental effects of this practice.

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Other materials stories that may be of interest

By Lisa McDonald / May 31, 2023

Stretching metals at the atomic level, fastest industry standard optical fiber, and other materials stories that may be of interest for May 31, 2023.

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‘SiC’ new analytical protocol offers affordable purity analysis of silicon carbide

By Lisa McDonald / May 30, 2023

Verifying the purity of ultrahigh-purity materials can be a challenge. Researchers in Italy and Norway developed a new analytical protocol based on laser ablation paired with inductively coupled plasma mass spectrometry to determine the purity of silicon carbide.

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Ceramic and glass business news of the week for May 29, 2023

By Lisa McDonald / May 29, 2023

We Recycle Solar unveils largest PV recycling plant in the U.S., Micron launches U.S.–Japan university partnership for semiconductors, and more ceramic and glass business news of the week for May 29, 2023.

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A charged finding—effect of threading dislocation lines on conductivity in gallium nitride versus indium nitride

By Lisa McDonald / May 26, 2023

Group-III-nitride semiconductors have considerable potential for electronic and optoelectronic applications, but unintended defects tend to form in their structure during fabrication, which may affect the electrical properties. Two researchers at the University of British Columbia detailed the striking contrast between the effects of threading dislocation lines in gallium nitride versus indium nitride.

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Video: UK announces new plan, new partnership for semiconductor industry

By Lisa McDonald / May 24, 2023

After a series of delays, the United Kingdom finally announced its strategy, as well as a new Japanese partnership, for supporting the semiconductor industry. Details of these plans—as well as industry response so far—are given in today’s CTT.

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Other materials stories that may be of interest

By Lisa McDonald / May 24, 2023

Cleaner hydrogen energy, lithography-free photonic chips, and other materials stories that may be of interest for May 24, 2023.

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