Biomaterials

Brush your way to a whiter smile—piezocatalysis effect offers nondestructive tooth whitening

By Lisa McDonald / March 24, 2020

Common teeth whitening methods can damage teeth. Researchers in China propose a tooth whitening method based on the piezocatalysis effect may serve as an effective, nondestructive alternative.

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Hidden ceramics that impact the world, plus more inside April 2020 ACerS Bulletin

By Lisa McDonald / March 19, 2020

The April 2020 issue of the ACerS Bulletin—featuring catalytic substrates and filters and silicon nitride implants—is now available online. Plus—second issue of C&GM

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Films fix flaws: MXenes for guided bone regeneration

By Lisa McDonald / February 11, 2020

A lot of research focuses on environmental and energy applications of MXenes, but there are plenty of potential biomedical applications as well. Three researchers at Sichuan University in China investigate using MXene films as a barrier membrane in guided bone regeneration.

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Bacteria bind bricks to create sustainable living building material

By April Gocha / February 4, 2020

Researchers at the University of Colorado Boulder designed a living building material cemented together with cyanobacteria-secreted calcium carbonate—offering possibilities for construction in resource-limited settings.

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Stop bleeding without adhering—carbon nanofiber coating offers superior bandage material

By Lisa McDonald / January 28, 2020

Materials to stop bleeding should ideally minimize blood loss while not sticking to the wound. Researchers from ETH Zurich and the National University of Singapore discovered coating gauze with a mix of silicone and carbon nanofibers achieves both objectives.

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Strong and long-lasting, treated phosphate glass shows promise for bone-replacement therapies

By Jonathon Foreman / January 21, 2020

Phosphate glass fibers show promise in bone-replacement therapies, but they are prone to premature fiber pull-out and breakage. Researchers in the United Kingdom and Egypt explored methods for stabilizing the fiber surface.

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A stimulating discovery: Bioactive glasses show promise in muscle regeneration

By Lisa McDonald / January 7, 2020

Current methods for repairing skeletal muscle have limited success. Researchers from the United States and China evaluated the potential of bioactive glass to stimulate muscle regeneration, with promising results.

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Bioglass vs brawn: Developing sturdier bioglass capsules for RFID tracking devices

By Jonathon Foreman / November 26, 2019

Bioglass brittleness limits the implantation of bioglass encapsulated RFID tracking devices in animals that butt heads for dominance. Florida A&M University researchers used force distribution models to develop a sturdier bioglass capsule design.

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In lockstep: Nacre’s microstructure locks together to provide superior material strength

By April Gocha / November 12, 2019

Using electron microscopy, a team of scientists investigated the nanomechanics of nacre—and their results show precisely how this biomaterial gains superior strength upon lockdown.

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Repair tooth enamel by growing it

By Lisa McDonald / October 18, 2019

Enamel is the hardest tissue in the body—but it cannot self-repair when damaged. Due to its complex structure, creating enamel in the laboratory is difficult, but a new technique proposed by researchers in China may make growing enamel a reality.

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