Quantum Computers
Electronic structure at coarse-grained resolutions from supervised machine learning  Science Magazine · 1 day
Computational studies aimed at understanding conformationally dependent electronic structure in soft materials require a combination of classical and quantum-mechanical simulations, for which the sampling of conformational space can be particularly... more
The best topological conductor yet: Spiraling crystal is the key to exotic discovery  PHYS.ORG · 3 days
The realization of so-called topological materials—which exhibit exotic, defect-resistant properties and are expected to have applications in electronics, optics, quantum computing, and... more
Quantum-safe communication over the internet infrastructure? Yeah, that’s doable  TechCrunch · 4 days
We're close to the deployment of a commercial quantum computing system. We need a security scheme that will protect data exchanged between quantum computers on the existing internet infrastructure. more
Computer program developed to find 'leakage' in quantum computers  SCIENCE DAILY · 5 days
A new computer program that spots when information in a quantum computer is escaping to unwanted states will give users of this promising technology the ability to check its reliability... more
Computer program developed to find 'leakage' in quantum computers  PHYS.ORG · 5 days
A new computer program that spots when information in a quantum computer is escaping to unwanted states will give users of this promising technology the ability to check its reliability... more
Long-distance quantum information exchange -- success at the nanoscale  SCIENCE DAILY · 6 days
Researchers have realized the swap of electron spins between distant quantum dots. The discovery is a step towards applications of quantum information, as the dots leave enough room for delicate... more
Physicists Reverse Time Using Quantum Computer  ASTRO WATCH · 7 days
Researchers from the Moscow Institute of Physics and Technology teamed up with colleagues from the U.S. and Switzerland and returned the state of a... more
Speeding up artificial intelligence  PHYS.ORG · 1 week
A group at Politecnico di Milano has developed an electronic circuit able to solve a system of linear equations in a single operation in the timescale of a few tens of nanoseconds. The performance of this new circuit is superior... more
Long-distance quantum information exchange—success at the nanoscale  PHYS.ORG · 1 week
At the Niels Bohr Institute, University of Copenhagen, researchers have realized the swap of electron spins between distant quantum dots. The discovery brings us a step closer to future applications of quantum information, as... more
Reversing the flow of time on a quantum computer  SCIENCE DAILY · 1 week
Researchers have developed an algorithm to simulate returning a particle briefly to the past. The results suggest new paths for exploring the backward flow of time in quantum systems. They... more
Researchers put machine learning on path to quantum advantage  PHYS.ORG · 1 week
There are high hopes that quantum computing's tremendous processing power will someday unleash exponential advances in artificial intelligence. AI systems thrive when the machine learning algorithms used to train them... more
Researchers reverse the flow of time on IBM's quantum computer  SCIENCE DAILY · 1 week
Researchers have managed to return a computer briefly to the past. The results suggest new paths for exploring the backward flow of time in quantum systems. They also... more
Can artificial intelligence solve the mysteries of quantum physics?  PHYS.ORG · 2 weeks
Under the direction of Mobileye founder Amnon Shashua, a research group at Hebrew University of Jerusalem's School of Engineering and Computer Science has proven that artificial intelligence (AI) can help... more
Physicists reverse time using quantum computer  PHYS.ORG · 2 weeks
Researchers from the Moscow Institute of Physics and Technology teamed up with colleagues from the U.S. and Switzerland and returned the state of a quantum computer a fraction of a second into the past. They also... more
Quantum physicists succeed in controlling energy losses and shifts  SCIENCE DAILY · 2 weeks
In a new study, scientists demonstrate that they can increase the dissipation rate, on demand, by a factor of thousand in a high-quality superconducting resonator -- just like the ones... more
Opening the path to scaling silicon quantum computers  PHYS.ORG · 2 weeks
Research collaboration between UNSW and the University of Sydney has overcome a fundamental hurdle to building quantum computers in silicon, opening the way to further develop the machines at scale. more
Quantum physicists succeed in controlling energy losses and shifts  PHYS.ORG · 2 weeks
Quantum computers need to preserve quantum information for a long time to be able to crack important problems faster than a normal computer. Energy losses take the state of the... more
Can entangled qubits be used to probe black holes?  PHYS.ORG · 2 weeks
Physicists have used a seven-qubit quantum computer to simulate the scrambling of information inside a black hole, heralding a future in which entangled quantum bits might be used to probe... more
New quantum sensor promises better imaging and cancer monitoring  NEWS MEDICAL · 3 weeks
Researchers at the University of Waterloo’s Institute for Quantum Computing (IQC) have developed a new quantum sensor that could mean a significant advancement in 3D imaging and monitoring for cancer... more
New hurdle cleared in race toward quantum computing  SCIENCE DAILY · 3 weeks
Researchers have created a new device that allows them to probe the interference of quasiparticles, potentially paving the way for the development of topological qubits. more
Newly developed quantum sensor could advance cancer treatments  NEWS MEDICAL · 3 weeks
A new quantum sensor developed by researchers at the University of Waterloo's Institute for Quantum Computinghas proven it can outperform existing technologies and promises significant advancements in long-range 3D imaging and monitoring... more
Transforming magnetic storage might stem from the vision of quantum  PHYS.ORG · 3 weeks
Magnetic materials have a worldwide market share of some $50 billion per year. A new frontier in the study of these materials, femtomagnetism, could lead to ultrafast magnetic... more
New quantum sensor could improve cancer treatment  PHYS.ORG · 3 weeks
A new quantum sensor developed by researchers at the University of Waterloo's Institute for Quantum Computing (IQC) has proven it can outperform existing technologies and promises significant advancements in long-range 3-D imaging and monitoring... more
Quasiparticles experimentally shown to interfere for first time  PHYS.ORG · 3 weeks
Qubits, the units used to encode information in quantum computing, are not all created equal. Some researchers believe that topological qubits, which are tougher and less susceptible to environmental noise than other... more
Moving closer to practical photonic quantum computing  SCIENCE DAILY · 3 weeks
For the first time, researchers have demonstrated a way to map and measure large-scale photonic quantum correlation with single-photon sensitivity. The ability to measure thousands of instances of quantum correlation is critical for making... more
Code used to reduce quantum error in logic gates for first time  SCIENCE DAILY · 3 weeks
Scientists have for the first time demonstrated improvement in quantum computers by using codes designed to detect and discard errors in the logic gates... more
Researchers move closer to practical photonic quantum computing  PHYS.ORG · 3 weeks
For the first time, researchers have demonstrated a way to map and measure large-scale photonic quantum correlation with single-photon sensitivity. The ability to measure thousands of instances of quantum correlation is critical... more
physicists use code to reduce quantum error in logic gates  PHYS.ORG · 3 weeks
Scientists at the University of Sydney have for the first time demonstrated improvement in quantum computers by using codes designed to detect and discard errors in the logic... more
Immunizing quantum computers against errors  PHYS.ORG · 3 weeks
Building a quantum computer requires reckoning with errors—in more than one sense. Quantum bits, or "qubits," which can take on the logical values zero and one simultaneously, and thus carry out calculations faster, are extremely susceptible to perturbations.... more
'Universal entangler' for new quantum tech  SCIENCE DAILY · 3 weeks
One of the key concepts in quantum physics is entanglement, in which two or more quantum systems become so inextricably linked that their collective state can't be determined by observing each element individually. Now researchers have... more
Immunizing quantum computers against errors  SCIENCE DAILY · 3 weeks
Researchers have used trapped calcium ions to demonstrate a new method for making quantum computers immune to errors. To do so, they created a periodic oscillatory state of an ion that circumvents the usual limits to measurement accuracy. more
D-Wave announces its next-gen quantum computing platform  TechCrunch · 4 weeks
D-Wave, the well-funded quantum computing company, today announced its next-gen quantum computing platform with 5,000 qubits, up from 2,000 in the company’s current system. The new platform will come to market in mid-2020. The... more
'Immunizing' quantum bits so that they can grow up  SCIENCE DAILY · 4 weeks
Qubits need a better immune system before they can grow up. A new material, engineered into a thin strip, is one step closer to 'immunizing' qubits against noise, such as... more
'Immunizing' quantum bits so that they can grow up  PHYS.ORG · 4 weeks
Quantum computers will process significantly more information at once compared to today's computers. But the building blocks that contain this information – quantum bits, or "qubits" – are way too... more
New material holds promise for more secure computing  PHYS.ORG · 4 weeks
As computers advance, encryption methods currently used to keep everything from financial transactions to military secrets secure might soon be useless, technology experts warn. Reporting today in the journal Nature, a team... more
Entangling photons of different colors  SCIENCE DAILY · 4 weeks
Researchers have developed a novel way to entangle two photons -- one with a wavelength suitable for quantum-computing devices and the other for fiber-optics transmissions. more
Faster method to read quantum memory  SCIENCE DAILY · 4 weeks
Scientists have developed a faster way to read information out of qubits, the basic building blocks of a quantum computer. more
A faster method to read quantum memory  PHYS.ORG · 4 weeks
The potential computing revolution that quantum computers have long promised is based on their weird property called superposition. Namely, qubits can take both logical states 0 and 1 simultaneously, on top of any value... more
SupercomputersQuantum EntanglementThe FutureQuantum Mechanics
Quantum physicists succeed in controlling energy losses and shifts
PHYS.ORG
IBM's quantum computing ambitions get exponential like Moore's Law - CNET
CNET
New material holds promise for more secure computing
PHYS.ORG
Fresh