Quantum Mechanics

Enhancing the sensing capabilities of diamonds with quantum properties

Pure diamond consists of carbon atoms in a perfect crystal lattice. But remove a few carbons and swap some others for nitrogen, and you get a diamond …

Physics

Physicists Just Quantum Teleported Complex Light Patterns For The First Time

A whole new level.<p>Wrapping your messages up with quantum weirdness is a great way to avoid sneaky eavesdropping, but in its current form it's more …

Physics

What Is a Quantum Number?

Quantum Number Definition<p>A quantum number is a value that is used when describing the energy levels available to atoms and molecules. An electron in …

Physics

Quantum "flashes" could be responsible for the creation of gravity

Quantum Leap<p>Since the mid-twentieth century, two theories of physics have offered powerful yet incompatible models of the physical universe. General …

Physics

What Quantum Really Means in Science

In physics and chemistry, a <b>quantum</b> is a discrete packet of energy or matter. The term quantum also means the minimum value of a physical property …

Physics

Quantum computers, build it and they will come, possibly

In the classic high-school physics experiment, a beam of light projected on to a screen, passing through two parallel slits, forms an interference …

Physics

On the social construction of electrons

One interesting facts about electrons is that they are all literally identical. And I really do mean completely and literally identical, in the sense …

Physics

Scientists develop new methods to manipulate quantum particles

Nanomechanical Resonator<p>Two new research studies are offering novel methods for measuring and controlling phonons, or bits of energy which exist in …

Physics

Physicists publish new findings on electron emission

Even more than 100 years after Einstein's explanation of photoemission the process of electron emission from a solid material upon illumination with …

Physics

Research in Focus: Transforming Machine Learning and Optimization Through Quantum Computing

Overview<p>Quantum computing is in its infancy, but Microsoft’s Krysta Svore and Nathan Wiebe talk about quantum techniques as applied to AI challenges. …

Machine Learning

Quantum data takes a ride on sound waves

Yale scientists have created a simple-to-produce device that uses sound waves to store quantum information and convert it from one form to another, …

Physics

New technique accurately digitizes transparent objects

A new imaging technique makes it possible to precisely digitize clear objects and their surroundings, an achievement that has eluded current …

Physics

Gravity Could Be the Result of Random Quantum Fluctuations — NOVA Next

If this theory is true, quantum mechanics might be more fundamental to the structure of the universe than gravity itself.<p>Scientists have been trying …

Quantum Mechanics

Multipurpose silicon photonics signal processor core

Article |<p>Open<p>Daniel Pérez,<br>• Ivana Gasulla,<br>• Lee Crudgington,<br>• David J. Thomson,<br>• Ali Z. Khokhar,<br>• Ke Li,<br>• Wei Cao ORCID: orcid.org/0000-0003-1431-7060,<br>• Goran Z. …

Physics

Simultaneous entanglement swapping of multiple orbital angular momentum states of light

Article |<p>Open<p>Yingwen Zhang,<br>• Megan Agnew,<br>• Thomas Roger ORCID: orcid.org/0000-0003-0862-4961,<br>• Filippus S. Roux ORCID: orcid.org/0000-0001-9624-4189,<br>• Thomas …

Physics

Synopsis: Tackling Electronic Correlations

September 21, 2017<p>A new “first principles” simulation method could broaden the range of strongly correlated materials whose properties can be …

Physics

Researchers demonstrate quantum teleportation of patterns of light

<i>Nature Communications</i> today published research by a team comprising Scottish and South African researchers, demonstrating entanglement swapping and …

Physics

Quantum acoustics with superconducting qubits

Mechanical objects have important practical applications in the fields of quantum information and metrology as quantum memories or transducers for …

Physics

Hanbury Brown and Twiss interferometry of single phonons from an optomechanical resonator

Nano- and micromechanical devices have become a focus of attention as new solid-state quantum devices. Reliably generating non-classical states of …

Physics

Researchers are taking steps toward making quantum networks more affordable and secure

Progress<p>The world continues to make progress in the realm of quantum computing. Each discovery and advancement brings us closer to a reality in which …

Physics

Synopsis: A Lens to Focus Spins

A quantum bit stored in the spin excitation of an atomic cloud could be “focused” onto the quantum state of a single atom.<br>[Physics] Published Wed Sep …

Physics

Nanoscale printing breakthrough creates two colours per pixel

Scientists have developed a new form of high-resolution 'printing' which could have wide-ranging applications in data storage, anti-counterfeiting …

Physics

One-way track for microwaves based on mechanical interference

Devices that allow to route microwave signals are essential engineering tools. In particular, isolators, which let signals flow in one direction but …

Physics

IBM just broke the record of simulating chemistry with a quantum computer

The Future of Quantum Computing<p>Engineers have modelled the interactions between subatomic components of a complex molecule using a quantum computer, …

Physics

Scientists Turn Light into Sound on a Microchip for the First Time

On Monday, a team of scientists in Australia announced an exciting breakthrough: For the first time, researchers were able to turn light into sound …

Engineering

photon guns

Researchers from the Moscow Institute of Physics and Technology and the University of Siegen have explained the mechanism of single-photon generation …

Physics

How Encryption Will Survive the Crypto-Apocalypse

Quantum computing poses a mortal threat to computer security as we know it.<p>Most people don't realize it, but the world runs on cryptography. The art and science of secure communication, is integral to everything from instant messaging apps to online banking and modern warfare. Today, cryptography …

Physics

Scientists can now store light as sound waves on a computer chip

We typically think of light, sound and computer data as very different things. Light is an electromagnetic wave, sound is an acoustic vibration and …

Engineering

Speed plus control in new computer chip: slowing down light to sound

Light travels fast – sometimes a little too fast when it comes to data processing.<p>Published today, our paper describes a new memory chip design that …

Physics

Researchers produce first 2-D field-effect transistor made of a single material

Modern life would be almost unthinkable without transistors. They are the ubiquitous building blocks of all electronic devices, and each computer …

Engineering