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Search results for materials characterization

Biotechnology Apr 29, 2024

Scientists find microencapsulation technique boosts tea tree oil efficiency for sustainable applications

In a study published in the Journal of Bioresources and Bioproducts, a team of scientists led by Peifu Kong has successfully prepared tea tree oil-beta-cyclodextrin (TTO-β-CD) microcapsules with an unprecedented high encapsulation ...

Analytical Chemistry Apr 29, 2024

Fragility crossover mediated by covalent-like electronic interactions in metallic liquids

In the field of glass and liquid sciences, the so-called fragility is a key concept that characterizes how rapidly the liquid dynamics showdown on lowering the temperature. However, a long-standing challenge is that the occurrence ...

Analytical Chemistry Apr 25, 2024

Researchers establish a high-throughput multiscale evaluation method for thermal stress in thermal barrier coatings

Thermal barrier coatings (TBCs) are widely used in gas turbine engines to obtain elevated working temperatures and improve engine efficiency. The phase transition of the ceramic layer is accompanied by a large volume difference, ...

Analytical Chemistry Apr 25, 2024

Freeze casting—a guide to creating hierarchically structured materials

Freeze casting is an elegant, cost-effective manufacturing technique to produce highly porous materials with custom-designed hierarchical architectures, well-defined pore orientation, and multifunctional surface structures. ...

Condensed Matter Apr 24, 2024

A novel universal light-based technique to control valley polarization in bulk materials

Electrons inside solid materials can only take certain values of energy. The allowed energy ranges are called "bands," and the space between them, the forbidden energies, is known as "band gaps." Both of them together constitute ...

Nanomaterials Apr 24, 2024

Crinkled coatings could prevent medical implants from failing

Medical implants could fail less often when coated with a microscopically crinkled, ceramic material designed by researchers at the University of Michigan. The coating is described in a paper published in ACS Applied Materials ...

Nanophysics Apr 18, 2024

Thermal properties of new 2D materials for microchips can now be measured well

Making ever smaller and more powerful chips requires new ultrathin materials: 2D materials that are only 1 atom thick, or even just a couple of atoms. Think about graphene or ultra-thin silicon membrane for instance.

Condensed Matter Apr 17, 2024

A new spin on materials analysis: Benefits of probing electron spin states at much higher resolution and efficiency

Electron spin states can now be probed at much higher resolution and more efficiently, opening new opportunities in materials analysis and data processing technologies.

Analytical Chemistry Apr 17, 2024

Highly efficient and stable near-infrared phosphor for night vision and bio-imaging

Near-infrared (NIR) light source, characterized by non-destructive and rapid detection, has a wide range of applications in diverse fields including food testing, safety, sensing, agricultural production and biomedicine. ...

Nanophysics Apr 16, 2024

Evidence for reversible oxygen ion movement during electrical pulsing: Emerging ferroelectricity in binary oxides

Ferroelectric binary oxides thin films are garnering attention for their superior compatibility over traditional perovskite-based ferroelectric materials. Its compatibility and scalability within the CMOS framework make it ...

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