Materials & Innovations

Metalens may simplify generation and control of vacuum UV light

By Lisa McDonald / May 17, 2022

Vacuum UV light, while beneficial in biomedical and nanoprocessing applications, is difficult to generate and control using current methods. Researchers led by Rice University developed a metalens that can both generate and manipulate vacuum UV light.

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Forming methods influence the microstructure of flash-sintered ceramics

By Lisa McDonald / May 6, 2022

Flash-sintering of ceramics can lead to microstructural heterogeneity, which can negatively impact the material’s performance. Researchers in Brazil demonstrated that forming method can influence the final microstructure of flash-sintered ceramics.

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Silicon, zirconium nitrides may serve as superior coatings in next-generation nuclear fuels

By Lisa McDonald / April 19, 2022

Tristructural isotropic coated particle fuel is expected to improve safety of nuclear reactors. Researchers led by the University of Tennessee, Knoxville investigated the potential of using silicon nitride and zirconium nitride in TRISO particle fuel rather than silicon carbide.

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Ceramics help keep time but usually at a hefty price

By Guest Contributor / April 12, 2022

Ceramics are one material class that is quite popular in the design of luxury watches. View a brief history of watchmakers’ use of ceramics and learn about recent advancements in the development of new materials and processes.

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A clean way to clean green technology—novel method removes dust from solar panels using electrostatic induction

By Lisa McDonald / March 15, 2022

Cleaning solar panels currently is estimated to use about 10 billion gallons of water per year—enough to supply drinking water for up to 2 million people. Researchers at the Massachusetts Institute of Technology designed a waterless approach for dust removal from solar panels using electrostatic induction.

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Full ceramic electrodes epitomize next step for fused filament fabrication of lithium-ion batteries

By Lisa McDonald / March 8, 2022

While fused filament fabrication has the potential to fabricate lithium-ion batteries with tailored geometries, the high amount of polymer often included in the electrodes can limit application. University of Castilla-La Mancha researchers attempted the required debinding/sintering treatment to achieve full ceramic electrodes via this additive manufacturing method.

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Beyond the fundamental limits of electronics: Ferroelectric gate oxides for negative capacitance transistors

By Lisa McDonald / March 1, 2022

Metal–oxide–semiconductor field-effect transistors are integral to modern electronics. As miniaturization reaches its limits to further improve the efficiency of MOSFETs, researchers are looking to replacing certain parts of the device with ferroelectric materials.

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Inorganic materials as disinfectants—new glass and clay-based samples demonstrate broad virus inactivation

By Lisa McDonald / February 15, 2022

Disinfectants based on inorganic materials have gained much attention recently due to setbacks with organic-based disinfectants. Researchers in Spain investigated the ability of a soda-lime glass and nanoparticle-embedded clay to inactive different types of viruses.

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Video: Startup company looks to launch new method of spaceflight

By Lisa McDonald / February 2, 2022

Finding another way to propel a rocket into space that does not rely on fuel may allow for simpler and less expensive rockets. California-based SpinLaunch is developing a novel ground-based system to launch rockets into orbit using kinetic energy rather than fuel.

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Materials Genome Initiative updates strategic plan

By Eileen De Guire / December 10, 2021

In November 2021, the National Science and Technology Council subcommittee marked the 10th anniversary of the Materials Genome Initiative by issuing a new, comprehensive five-year strategic plan for the MGI. Learn more about the new plan in today’s CTT.

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