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Nanophysics Apr 30, 2020

Intricate magnetic configuration of 3-D nanoscale gyroid networks revealed

A multinational team of researchers from Tohoku University and institutions in the UK, Germany and Switzerland has revealed the magnetic states of nanoscale gyroids, 3-D chiral network-like nanostructures. The findings add ...

Analytical Chemistry Apr 22, 2020

Scientists uncover major cause of resistance in solid electrolytes

Reducing resistance to the flow of ions in solid electrolytes can improve the efficiency of fuel cells and batteries, but first, scientists must understand the material properties responsible for the resistance.

General Âé¶¹ÒùÔºics Mar 17, 2020

Seeing with electrons: scientists pave the way to more affordable and accessible cryo-EM

Visualizing the structure of viruses, proteins and other small biomolecules can help scientists gain deeper insights into how these molecules function, potentially leading to new treatments for disease. In recent years, a ...

Nanophysics Feb 20, 2020

New graphene-based metasurface capable of independent amplitude and phase control of light

Researchers described a new strategy of designing metamolecules that incorporates two independently controllable subwavelength meta-atoms. This two-parametric control of the metamolecule secures the complete control of both ...

Optics & Photonics Feb 6, 2020

Researchers demonstrate optical backflow of light

Researchers at Tel Aviv University have for the first time demonstrated the backflow of optical light propagating forward. The phenomenon, theorized more than 50 years ago by quantum physicists, has never before been demonstrated ...

General Âé¶¹ÒùÔºics Jan 24, 2020

Gravity: We might have been getting it wrong this whole time

Symmetry has been one of the guiding principles in physicists' search for fundamental laws of nature. What does it mean that laws of nature have symmetry? It means that laws look the same before and after an operation, similar ...

Optics & Photonics Nov 21, 2019

Bringing faster 3-D imaging for biomedical researches

By combining a compressive sensing algorithm with a digital holographic microscope, Prof. Shih-Chi Chen of the Department of Mechanical and Automation Engineering, Faculty of Engineering, The Chinese University of Hong Kong ...

Optics & Photonics Nov 2, 2019

New printer creates extremely realistic colorful holograms

Researchers have developed a new printer that produces digital 3-D holograms with an unprecedented level of detail and realistic color. The new printer could be used to make high-resolution color recreations of objects or ...

Optics & Photonics Oct 30, 2019

Dielectric metasurfaces for next-generation holograms

Metasurfaces are optically thin metamaterials that can control the wavefront of light completely, although they are primarily used to control the phase of light. In a new report, Adam C. Overvig and colleagues in the departments ...

Optics & Photonics Oct 14, 2019

3-D integrated metasurfaces stacking up for impressive holography

Âé¶¹ÒùÔºicists and materials scientists have developed a compact optical device containing vertically stacked metasurfaces that can generate microscopic text and full-color holograms for encrypted data storage and color displays. ...

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