Quantum Computers News
August 2, 2020



Top Headlines

Sharing a Secret...the Quantum Way

Researchers have demonstrated a record setting quantum protocol for sharing a secret amongst many ...

Simulating Quantum 'Time Travel' Disproves Butterfly Effect in Quantum Realm

Using a quantum computer to simulate time travel, researchers have demonstrated that, in the quantum realm, there is no 'butterfly effect.' In the ...

Quantum Exciton Found in Magnetic Van Der Waals Material NiPS3

Things can always be done faster, but can anything beat light? Computing with light instead of electricity is seen as a breakthrough to boost the computer speeds. Transistors, the building blocks of ...

Atomtronic Device Could Probe Boundary Between Quantum, Everyday Worlds

A new device that relies on flowing clouds of ultracold atoms promises potential tests of the intersection between the weirdness of the quantum world and the familiarity of the macroscopic world we ...
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Earlier Headlines

Scientists Make Quantum Technology Smaller

A way of shrinking the devices used in quantum sensing systems has now been ...

New Research Shows That Laser Spectral Linewidth Is Classical-Physics Phenomenon

New ground-breaking research could change the way scientists understand and describe lasers - establishing a new relationship between classical and quantum ...

Researchers Find Safeguards for Quantum Communications

Researchers developed a new way to protect and safeguard quantum information, moving quantum networks a step closer to ...

Atomic 'Swiss Army Knife' Precisely Measures Materials for Quantum Computers

Scientists have developed a novel instrument that can make three kinds of atom-scale measurements ...

Quantum Physics Provides a Way to Hide Ignorance

Students can hide their ignorance and answer questions correctly in an exam without their lack of knowledge being detected by teachers -- but only in the quantum ...

Quantum Entanglement Demonstrated Aboard Orbiting CubeSat

In a critical step toward creating a global quantum communications network, researchers have generated and detected quantum entanglement onboard a CubeSat nanosatellite weighing less than 2.6 ...

New Insights Into the Energy Levels in Quantum Dots

Researchers have gained new insights into the energy states of quantum dots. They are semiconductor nanostructures and promising building blocks for quantum communication. With their experiments, the ...

Experimentally Identifying Effective Theories in Many-Body Systems

One goal of science is to find physical descriptions of nature by studying how basic system components interact with one another. For complex many-body systems, effective theories are frequently used ...

Researchers are exploring new ways of creating quantum-mechanical interactions between distant electrons. The research marks an important advance in quantum ...

Quantum Diamond Sensing

Researchers report a new quantum sensing technique that allows high-resolution nuclear magnetic resonance spectroscopy on small molecules in dilute solution in a 10 picoliter sample volume -- roughly ...

Borrowing from Robotics, Scientists Automate Mapping of Quantum Systems

A scientist has taken an algorithm used for autonomous vehicles and adapted it to help characterize and stabilize quantum ...

Excitons Form Superfluid in Certain 2D Combos

Mixing and matching computational models of 2D materials led scientists to the realization that excitons can be manipulated in new and useful ...

The First Intuitive Programming Language for Quantum Computers

Several technical advances have been achieved recently in the pursuit of powerful quantum computers. Now, Computer scientists have made an important breakthrough in the field of programming ...

Adding Noise for Completely Secure Communication

How can we protect communications against 'eavesdropping' if we don't trust the devices used in the process? This is one of the main questions in quantum cryptography research. ...

'Artificial Chemist' Combines AI, Robotics to Conduct Autonomous R&D

Researchers have developed a technology called 'Artificial Chemist,' which incorporates artificial intelligence and an automated system for performing chemical reactions to accelerate ...

Graphene and 2D Materials Could Move Electronics Beyond 'Moore's Law'

New developments in spintronics could lead to graphene being used as a building block for next-generation ...

Molecular Circuitry: International Team Breaks One-Diode-One Resistor Electronics

An international team has cracked a challenge that could herald a new era of ultra-high-density computing. For years engineers and scientists around the world have been trying to make smaller and ...

A Nice Day for a Quantum Walk

Scientists have initiated a quantum random walk by shining lasers on a row of trapped ions. They showed that the observed locations of vibrations spreading out over time matched the predictions of ...

Lossless Conduction at the Edges

Atomically thin layers of the semimetal tungsten ditelluride conduct electricity losslessly along narrow, one-dimensional channels at the crystal edges. The material is therefore a second-order ...

A Stitch in Time: How a Quantum Physicist Invented New Code from Old Tricks

Building large-scale quantum computers will require suppression of errors. Scientists have used a neat trick to apply powerful 3D error-suppression codes in a 2D architecture, something one industry ...

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