Quantum Computers
Quantum computing, not AI, will define our future  TechCrunch · 5 hours
William ("Whurley") Hurley Contributor Share on Twitter William Hurley, commonly known as whurley, is an American entrepreneur and the founder of Chaotic Moon Studios, Honest Dollar, and Equals: The Global Partnership for... more
Quantum artificial life created on the cloud  PHYS.ORG · 1 day
A project by the UPV/EHU-University of the Basque Country has for the first time implemented a model of quantum artificial life on a quantum computer. more
A two-atom quantum duet  SCIENCE DAILY · 1 week
Researchers have achieved a major breakthrough in shielding the quantum properties of single atoms on a surface. The scientists used the magnetism of single atoms, known as spin, as a basic building block for quantum information processing. The researchers could... more
Enhanced quantum coherence in exchange coupled spins via singlet-triplet transitions  Science Magazine · 1 week
Manipulation of spin states at the single-atom scale underlies spin-based quantum information processing and spintronic devices. These applications require protection of the spin states against quantum decoherence due... more
Magnetic and defect probes of the SmB6 surface state  Science Magazine · 1 week
The impact of nonmagnetic and magnetic impurities on topological insulators is a central focus concerning their fundamental physics and possible spintronics and quantum computing applications. Combining scanning tunneling spectroscopy with... more
A two-atom quantum duet  PHYS.ORG · 1 week
Researchers at the Center for Quantum Nanoscience (QNS) within the Institute for Basic Science (IBS) achieved a major breakthrough in shielding the quantum properties of single atoms on a surface. The scientists used the magnetism of single atoms, known as... more
Directivity to improve optical devices  PHYS.ORG · 1 week
A team of researchers from the Dutch institute AMOLF, Western University (Canada), and the University of Texas (United States of America) recently demonstrated the use of algorithmic design to create a new type of nanophotonic structure. This is... more
A burst of 'synchronous' light  SCIENCE DAILY · 1 week
Excited photo-emitters can cooperate and radiate simultaneously, a phenomenon called superfluorescence. Researchers have recently been able to create this effect with long-range ordered nanocrystal superlattices. This discovery could enable future developments in LED lighting, quantum sensing, quantum communication... more
Photon-mediated interactions between quantum emitters in a diamond nanocavity  Science Magazine · 1 week
Photon-mediated interactions between quantum systems are essential for realizing quantum networks and scalable quantum information processing. We demonstrate such interactions between pairs of silicon-vacancy (SiV) color centers coupled to a... more
Sandwich structure of nanocrystals as quantum light source  PHYS.ORG · 1 week
Excited photo-emitters can cooperate and radiate simultaneously, a phenomenon called superfluorescence. Researchers from Empa and ETH Zurich, together with colleagues from IBM Research Zurich, have recently been able to create this effect... more
How to certify a quantum computer  PHYS.ORG · 2 weeks
Quantum computers are being developed by teams working not only at universities but also at Google, IBM, Microsoft and D-Wave, a start-up company. And things are evolving quickly, says Nicolas Sangouard, SNSF Professor at the University... more
One step closer to complex quantum teleportation  PHYS.ORG · 2 weeks
The experimental mastery of complex quantum systems is required for future technologies like quantum computers and quantum encryption. Scientists from the University of Vienna and the Austrian Academy of Sciences have broken new ground.... more
Geometry of Spacetime as a Quantum Information Processing Device  ASTRO WATCH · 2 weeks
In the race for building a scalable quantum computer, devices using photons as carrier of quantum information are... more
One step closer to complex quantum teleportation  SCIENCE DAILY · 2 weeks
For future technologies such as quantum computers and quantum encryption, the experimental mastery of complex quantum systems is inevitable. Scientists have now succeeded in making another leap. While physicists are trying to increase the... more
Quantum predictions  PHYS.ORG · 2 weeks
Solving a complex problem quickly requires careful tradeoffs – and simulating the behavior of materials is no exception. To get answers that predict molecular workings feasibly, scientists must swap in mathematical approximations that speed computation at accuracy's expense. more
Quantum on the edge: Light shines on new pathway for quantum technology  SCIENCE DAILY · 2 weeks
Scientists have for the first time demonstrated the protection of correlated states between paired photons using the intriguing physical concept of topology. This experimental... more
Topological protection of biphoton states  Science Magazine · 2 weeks
The robust generation and propagation of multiphoton quantum states are crucial for applications in quantum information, computing, and communications. Although photons are intrinsically well isolated from the thermal environment, scaling to large quantum optical devices is still limited... more
Quantum on the edge: Light shines on new pathway for quantum technology  PHYS.ORG · 2 weeks
Scientists in Australia have for the first time demonstrated the protection of correlated states between paired photons—packets of light energy—using the intriguing physical concept... more
Preparing quantum computers to leave the lab  SCIENCE DAILY · 2 weeks
A new advance using microwave technology promises to ensure quantum computers can operate under realistic conditions, bringing us closer to the realization of commercial quantum computing. more
Scientists 'tame' some disruptive environmental effects on quantum computers  PHYS.ORG · 2 weeks
A team of scientists, led by Professor Winfried Hensinger at the University of Sussex, have made a major breakthrough concerning one of the biggest problems facing quantum computing: how to... more
Berkeley computer theorists show path to verifying that quantum beats classical  SCIENCE DAILY · 3 weeks
Researchers have just found a way to show that quantum computing beats classical computing by giving a leading practical proposal known as random circuit sampling (RCS)... more
Integrated quantum chip operations possible, tests show  SCIENCE DAILY · 3 weeks
For the first time, an Australian team has combined two fundamental quantum techniques on an integrated silicon platform, confirming the promise of silicon -- the basis of all modern computer chips -- for quantum... more
Scalable platform for on-chip quantum emitters  SCIENCE DAILY · 3 weeks
Researchers have developed a scalable method for creating large numbers of quantum light sources on a chip with unprecedented precision that not only could pave the way for the development of unbreakable cryptographic systems but also... more
Computer theorists show path to verifying that quantum beats classical  PHYS.ORG · 3 weeks
As multiple research groups around the world race to build a scalable quantum computer, questions remain about how the achievement of quantum supremacy will be verified. more
Tests show integrated quantum chip operations possible  PHYS.ORG · 3 weeks
Quantum computers that are capable of solving complex problems, like drug design or machine learning, will require millions of quantum bits—or qubits—connected in an integrated way and designed to correct errors that inevitably occur... more
Shielded quantum bits  SCIENCE DAILY · 3 weeks
A theoretical concept to realize quantum information processing has been developed by a team of physicists. more
Shielded quantum bits  PHYS.ORG · 3 weeks
A theoretical concept to realize quantum information processing has been developed by Professor Guido Burkard and his team of physicists at the University of Konstanz. The researchers have found ways to shield electric and magnetic noise for a short time.... more
Artificial intelligence controls quantum computers  SCIENCE DAILY · 3 weeks
Researchers present a quantum error correction system that is capable of learning thanks to artificial intelligence. more
Neural networks enable learning of error correction strategies for quantum computers  PHYS.ORG · 3 weeks
Quantum computers could solve complex tasks that are beyond the capabilities of conventional computers. However, the quantum states are extremely sensitive to constant interference from their... more
Roadmap for quantum internet development  SCIENCE DAILY · 4 weeks
Researchers have published a comprehensive guide towards a quantum internet. It describes six phases, starting with simple networks of qubits that could already enable secure quantum communications -- a phase that could be reality in the near future.... more
Deterministic quantum teleportation through fiber channels  Science Magazine · 4 weeks
Quantum teleportation, which is the transfer of an unknown quantum state from one station to another over a certain distance with the help of nonlocal entanglement shared by a sender and a receiver, has been widely... more
First proof of quantum computer advantage  SCIENCE DAILY · 4 weeks
Quantum computers promise to revolutionize the future of computing. Scientists have now demonstrated for the first time that quantum computers do indeed offer advantages over conventional computers. They developed a quantum circuit that can solve a... more
Evidence for Majorana bound states in an iron-based superconductor  Science Magazine · 1 month
The search for Majorana bound states (MBSs) has been fueled by the prospect of using their non-Abelian statistics for robust quantum computation. Two-dimensional superconducting topological materials have been predicted to... more
Quantum advantage with shallow circuits  Science Magazine · 1 month
Quantum effects can enhance information-processing capabilities and speed up the solution of certain computational problems. Whether a quantum advantage can be rigorously proven in some setting or demonstrated experimentally using near-term devices is the subject of active debate.... more
There’s now proof that quantum computers can outperform classical machines  TechCrunch · 1 month
The hype around quantum computing is real. But to fully realize the promise of quantum computing, it’ll still take a few years of research and scientific breakthroughs. And indeed,... more
First proof of quantum computer advantage  PHYS.ORG · 1 month
For many years, quantum computers were not much more than an idea. Today, companies, governments and intelligence agencies are investing in the development of quantum technology. Robert König, professor for the theory of complex quantum systems... more
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Scientists 'tame' some disruptive environmental effects on quantum computers
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