Quantum computers use the fundamentals of quantum mechanics to potentially speed up the process of solving complex computations. Suppose you need to perform the task of searching for a specific number in a phone book. A classical ...
Quantum Physics
Oct 22, 2019
1
1150
Researchers have created a silicon carbide (SiC) photonic integrated chip that can be thermally tuned by applying an electric signal. The approach could one day be used to create a large range of reconfigurable devices such ...
Optics & Photonics
Oct 2, 2019
0
175
Entanglement is one of the main principles of quantum mechanics. Physicists from Professor Johannes Fink's research group at the Institute of Science and Technology Austria (IST Austria) have found a way to use a mechanical ...
Optics & Photonics
Jun 26, 2019
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2
Efforts to create reliable light-based quantum computing, quantum key distribution for cybersecurity, and other technologies got a boost from a new study demonstrating an innovative method for creating thin films to control ...
Quantum Physics
May 29, 2019
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258
Quantum optics, where light and matter interactions are examined at the microscopic level, has earned Nobel prizes—including three awarded since 2001—for some of science's biggest names. However, even in this mature field, ...
Quantum Physics
May 15, 2019
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923
A team of researchers at NTT Corporation has developed a way to use light-based computer hardware that allows it to to compete with silicon. In their paper published in the journal Nature Photonics, the group describes their ...
Photoacoustic computed tomography (PACT) is a non-invasive hybrid imaging technique that excites biological tissues with light and detects the subsequently generated ultrasound to form images. PACT combines the advantages ...
Optics & Photonics
Apr 18, 2019
0
16
Compact quantum devices could be incorporated into laptops and mobile phones, thanks in part to small devices called quantum optical micro-combs.
Optics & Photonics
Feb 25, 2019
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224
Researchers have demonstrated a new technique that can store more optical data in a smaller space than was previously possible on-chip. This technique improves upon the phase-change optical memory cell, which uses light to ...
Optics & Photonics
Dec 20, 2018
1
55
Scientists have long known that synthetic materials—called metamaterials—can manipulate electromagnetic waves such as visible light to make them behave in ways that cannot be found in nature. That has led to breakthroughs ...
Quantum Physics
Dec 17, 2018
0
661
