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Astronomy Aug 10, 2021

Magnetic patterns hidden in meteorites reveal early solar system dynamics

Researchers have developed a novel technique to investigate the dynamics of the early solar system by analyzing magnetites in meteorites utilizing the wave nature of electrons.

Optics & Photonics Jul 28, 2021

Machine-learning method to find optimal solutions in extremely large design spaces

Electrical engineers at Duke University have devised a new method for solving difficult design problems with many potential solutions in a large design space using machine learning. Dubbed the "neural-adjoint method," the ...

Optics & Photonics Jul 23, 2021

Cascaded metasurfaces for dynamic control of THz wavefronts

Electromagnetic (EM) waves in the terahertz (THz) regime contribute to important applications in communications, security imaging, and bio- and chemical sensing. Such wide applicability has resulted in significant technological ...

Optics & Photonics Jul 1, 2021

Decoding electron dynamics

Electron motion in atoms and molecules is of fundamental importance to many physical, biological and chemical processes. Exploring electron dynamics within atoms and molecules is essential for understanding and manipulating ...

Optics & Photonics Jun 29, 2021

New type of metasurface allows unprecedented laser control

The ability to precisely control the various properties of laser light is critical to much of the technology that we use today, from commercial virtual reality (VR) headsets to microscopic imaging for biomedical research. ...

Analytical Chemistry Jun 10, 2021

Rapid measurement of aerosol volatility using a deep learning-based portable microscope

Exposure to particulate matter (PM) has been associated with adverse health effects. A large fraction of these particles consists of volatile or semi-volatile materials, such as emissions generated from cooking, automobiles ...

Optics & Photonics Jun 9, 2021

X-ray flash imaging of laser-induced bubbles and shockwaves in water

Researchers have created tiny bubbles in high-pressure water via intense focused lasers. Under these conditions, the bubbles expand at supersonic speed and push a shockwave consisting of a spherical shell of highly compressed ...

Optics & Photonics May 7, 2021

Hologram experts can now create real-life images that move in the air

They may be tiny weapons, but Brigham Young University's holography research group has figured out how to create lightsabers—green for Yoda and red for Darth Vader, naturally—with actual luminous beams rising from them.

Quantum Physics May 5, 2021

New algorithm uses a hologram to control trapped ions

Researchers have discovered the most precise way to control individual ions using holographic optical engineering technology.

Optics & Photonics Apr 26, 2021

3D holographic head-up display could improve road safety

Researchers have developed the first LiDAR-based augmented reality head-up display for use in vehicles. Tests on a prototype version of the technology suggest that it could improve road safety by 'seeing through' objects ...

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