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Search results for piezoelectric

Nanophysics Jun 3, 2021

Strain-driven autonomous control of cation distribution for artificial ferroelectrics

Theoretical material design and experimental synthesis have advanced in the past few decades with a key role in the development of functional materials, useful for next generation technologies. Ultimately, however, the goal ...

Materials Science Jun 2, 2021

'Giant flexoelectricity' breakthrough in soft elastomers paves way for improved robots and self-powered pacemakers

Researchers have demonstrated "giant flexoelectricity" in soft elastomers that could improve robot movement range and make self-powered pacemakers a real possibility. In a paper published this month in the Proceedings of ...

Materials Science May 27, 2021

Engineered defects in crystalline material boost electrical performance

Materials engineers don't like to see line defects in functional materials.

Polymers May 24, 2021

Implantable piezoelectric polymer improves controlled release of drugs

Amembrane made from threads of a polymer commonly used in vascular sutures can be loaded with therapeutic drugs and implanted in the body, where mechanical forces activate the polymer's electric potential and slowly release ...

Condensed Matter May 18, 2021

Spintronics: Improving electronics with finer spin control

Spintronics is an emerging technology for manufacturing electronic devices that take advantage of electron spin and its associated magnetic properties, instead of using the electrical charge of an electron, to carry information. ...

Optics & Photonics May 10, 2021

THz emission spectroscopy reveals optical response of GaInN/GaN multiple quantum wells

A team of researchers at the Institute of Laser Engineering, Osaka University, in collaboration with Bielefeld University and Technical University Braunschweig in Germany, came closer to unraveling the complicated optical ...

Analytical Chemistry Apr 28, 2021

Breakthrough purification of fossil pollen using a new large-particle on-chip sorter

Particle sorting is fundamental to biological and medical research, although existing methods are unable to sort large-sized particles via high-throughput sorting. In a new report, Y. Kasai and a research team in Japan, Germany ...

Materials Science Apr 27, 2021

Smart dielectric elastomers for self-healing soft robots

Robots that resemble organs are known as soft robots, and in order for them to function they must be made of a flexible material, however a material that can also heal itself would be a bonus if wear and tear was to occur. ...

Nanomaterials Apr 16, 2021

Oxygen migration enables ferroelectricity on nanoscale

Hafnium-based thin films, with a thickness of only a few nanometres, exhibit an unconventional form of ferroelectricity. This allows the construction of nanometre-sized memories or logic devices. However, it was not clear ...

Nanophysics Apr 6, 2021

High-order superlattices by rolling up van der Waals heterostructures

Two-dimensional (2D) materials and van der Waals (vdW) heterostructures are flexible materials with distinct atomic layers beyond traditional units of lattice-matching requirements. Nevertheless, the 2D van der Waals structures ...

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