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General Physics Oct 11, 2018

Stephen Hawking: Master of the multiverse

The multiverse challenges science as we know it, and Hawking wasn't pleased with it. But our journey to the edges of time has since reshaped our vision of the cosmos, and ourselves.

Optics & Photonics May 31, 2018

Deep learning extends imaging depth and speeds up hologram reconstruction

Deep learning, which uses multi-layered artificial neural networks, is a form of machine learning that has demonstrated significant advances in many fields, including natural language processing, image/video labeling and ...

Nanomaterials May 30, 2018

Insulator-metal transition at the nanoscale

Controlling the flow of electrons within circuits is achieved through the appropriate choice of materials. Metals allow electrons to flow freely and insulators prevent conduction. In general, the electrical properties of ...

General Physics May 2, 2018

Taming the multiverse—Stephen Hawking's final theory about the big bang

Professor Stephen Hawking's final theory on the origin of the universe, which he worked on in collaboration with Professor Thomas Hertog from KU Leuven, has been published today in the Journal of High Energy Physics.

General Physics Mar 7, 2018

Physicists tune a spin diode

A team of physicists at MIPT has offered a new design of a spin diode, placing the device between two kinds of antiferromagnetic materials. By adjusting the orientation of their antiferromagnetic axes, it is possible to change ...

Optics & Photonics Aug 15, 2017

Researchers achieve major improvement for lensless computational microscopy

Scientists from ITMO University and Tampere University of Technology have improved computational imaging of optical signals in lensless microscopes. By employing special algorithms, they increased the resolution of obtained ...

Quantum Physics May 5, 2017

Researchers achieve direct counterfactual quantum communication

(Phys.org)—In the non-intuitive quantum domain, the phenomenon of counterfactuality is defined as the transfer of a quantum state from one site to another without any quantum or classical particle transmitted between them. ...

Materials Science Mar 22, 2017

Making twisted semiconductors for 3-D projection

A smartphone display that can produce 3-D images will need to be able to twist the light it emits. Now, researchers at the University of Michigan and the Ben-Gurion University of the Negev have discovered a way to mass-produce ...

Optics & Photonics Jan 24, 2017

Sci-fi holograms a step closer with tiny invention

Australian National University physicists have invented a tiny device that creates the highest quality holographic images ever achieved, opening the door to imaging technologies seen in science fiction movies such as Star ...

General Physics May 26, 2016

Scanning for skyrmions: Scientists directly image skyrmion cluster state transitions in iron-germanium nanodisks

Magnetic skyrmions, or noncoplanar swirling spin textures, are particle-like spin configurations with an integer topological charge that promise faster, denser memory storage. The hurdle to overcome in creating such devices ...

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