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Quantum computing

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06.11.2019
14:50 ScientificAmerican.ComQuantum Computer Made from Photons Achieves a New Record

The limited system made a notable advancement on the road to beating classical machines -- Read more on ScientificAmerican.com

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01.11.2019
00:22 Technology.orgVolkswagen is using quantum computers to optimize the traffic flow

Quantum computers are here to stay. They can be used in a variety of different ways, but Volkswagen

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30.10.2019
21:17 NewScientist.ComWill Google bail if its quantum computer doesn’t turn a quick profit?

Google is famous for ditching projects it loses interest in. The road to workable quantum computers will be long, but we must stick with it, says Douglas Heaven

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18:45 Physics.Aps.orgViewpoint: Making Diamond Qubits Talk to Light

Author(s): Kai-Mei Fu A solid-state qubit satisfies three key requirements of a building block for a quantum network.
[Physics 12, 117] Published Wed Oct 30, 2019

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29.10.2019
20:48 NewScientist.ComTimeline: A brief history of quantum computing from 1980 to 2100

Here are the key milestones in the history of quantum computing, as well as New Scientist's predictions for the future 

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28.10.2019
21:16 NewScientist.ComQuantum supremacy: Will quantum computers break the internet for good?

Google’s claims of quantum supremacy have some people worried that the internet is now broken. Here's what the development actually means for cybersecurity

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21:16 NewScientist.ComQuantum supremacy: What can we do with a quantum computer?

Quantum computers could be used to crack open chemistry's most elusive problems or help to create new medicines

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15:12 NewScientist.ComGoogle's qubit rivals: The race to useful quantum computers has begun

Google recently claimed to have achieved quantum supremacy, but many companies are still hoping their own quantum computers will soon overtake Google's

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26.10.2019
15:02 ScientificAmerican.ComUsing Quantum Computers to Test the Fundamentals of Physics

A newly developed algorithm opens a window into understanding the transition from quantum to classical objects -- Read more on ScientificAmerican.com

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25.10.2019
16:41 Phys.orgWhat Google's 'quantum supremacy' means for the future of computing

For the first time ever, a quantum computer has performed a computational task that would be essentially impossible for a conventional computer to complete, according to a team from Google.

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16:16 Phys.orgBuilding single-atom qubits under a microscope

Our team at IBM Research made a breakthrough in controlling the quantum behavior of individual atoms, demonstrating a versatile new building block for quantum computation.

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13:11 Photonics.comSycamore vs. Summit: Google Claims Quantum Supremacy

A research team that includes scientists from Google AI Quantum; NASA Ames Research Center; University of California, Santa Barbara; Oak Ridge National Laboratory; and other institutions in the U.S. and Europe has demonstrated that a quantum computer can outperform a classical computer at certain tasks, in a feat known as quantum supremacy. The quantum computer, built by Google and named Sycamore, consists of 53 qubits. The classical computer competing with Sycamore was Summit from Oak Ridge National Laboratory (ORNL). Summit is a powerful machine with more than 4600 compute nodes. Google’s quantum supreme cryostat with Sycamore inside. Courtesy of Erik Lucero/Google. Both systems performed a task known as random...

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24.10.2019
22:51 Nanowerk.comBuilding single-atom qubits under a microscope

Researchers made a breakthrough in controlling the quantum behavior of individual atoms, demonstrating a versatile new building block for quantum computation.

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21:17 ScientificAmerican.ComHands-On with Google's Quantum Computer

Staking its claim for “quantum supremacy,” the company pulls back the curtain on its landmark Sycamore chip -- Read more on ScientificAmerican.com

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19:55 LiveScience.comGoogle's Quantum Computer Just Aced an 'Impossible' Test

For the first time, a quantum computer has solved a task that Google says would be impossible for the most advanced supercomputers in the world.

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07:57 Technology.orgGoogle and NASA Achieve Quantum Supremacy

Google, in partnership with NASA and Oak Ridge National Laboratory, has demonstrated the ability to compute in seconds

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01:47 Space.com'Supremacy' Achieved: Quantum Computer Notches Epic Milestone

For the first time, a quantum computer has solved a problem that a traditional computer, for all practical purposes, cannot, researchers reported today (Oct. 23).

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00:43 Reuters.com ScienceGoogle unveils quantum computer breakthrough; critics say wait a qubit

Alphabet Inc's Google said on Wednesday it had achieved a breakthrough in computing research by using a quantum computer to solve in minutes a complex problem that would take today's most powerful supercomputer thousands of years to crack.

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23.10.2019
22:08 NewScientist.ComGoogle hits back at IBM's quantum supremacy challenge

Google engineers have spoken out about their claims of quantum supremacy, questioning IBM’s challenges and revealing some of their big plans for coming years

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21:37 Reuters.com ScienceExplainer: Google hails 'quantum supremacy', but don't chuck out your PC just yet

Researchers at Google say they have achieved 'quantum supremacy', in which a computer harnessing the properties of sub-atomic particles did a far better job of solving a problem than the world's most powerful supercomputer.

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21:37 Reuters.com ScienceGoogle unveils computer with 'quantum supremacy', rivals say wait a qubit

Alphabet Inc's Google said on Wednesday it achieved a breakthrough in computing research by using a quantum computer to solve in minutes a complex problem that would take today's most powerful supercomputer thousands of years to crack.

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19:44 QuantaMagazine.orgGoogle and IBM Clash Over Milestone Quantum Computing Experiment

Today Google announced that it achieved “quantum supremacy.” Its chief quantum computing rival, IBM, said it hasn’t. The disagreement hinges on what the term really means.

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19:22 Nature.ComDaily briefing: Google’s quantum-supremacy paper is here

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18:56 ScientificAmerican.ComGoogle Publishes Landmark Quantum Supremacy Claim

The company says that its quantum computer is the first to perform a calculation that would be practically impossible for a classical machine -- Read more on ScientificAmerican.com

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16:38 Phys.org'Molecular spintronics': New technology offers hope for quantum computing

Quantum computers, which work according to the strange rules of quantum mechanics, may one day revolutionize the world. Once we have managed to build a powerful working machine, it will be able to solve some problems that take today's computers millions of years to compute.

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16:25 Technology.orgGoogle Claims “Quantum Supremacy” Breakthrough, Achieved by its Quantum Chip Sycamore

On 23 October, researchers from Google have announced that the company’s quantum chip Sycamore had reached “quantum supremacy”,

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15:27 NewScientist.ComIt’s official: Google has achieved quantum supremacy

Google has published details of its quantum computing breakthrough, following an earlier leak. Despite claims from rival IBM, it seems to be the real deal

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15:02 Nature.ComHello quantum world! Google publishes landmark quantum supremacy claim

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12:57 ScienceMag.orgIBM casts doubt on Google s claims of quantum supremacy

According to leaked paper, Google researchers have achieved milestone with number-generating computation

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12:17 NYT ScienceGoogle Claims a Quantum Breakthrough That Could Change Computing

Scientists at a company lab said they had taken a big step toward creating a machine that would make today’s supercomputers look like toys.

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12:06 TechnologyReview.comGoogle CEO Sundar Pichai on achieving quantum supremacy

In an exclusive interview with MIT Technology Review, Pichai explains why quantum computing could be as important for Google as AI.

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12:06 Washingtonpost Speaking-of-scienceGoogle scientists say they’ve achieved ‘quantum supremacy’

For the first time, a new study claims, a machine has harnessed quantum physics to answer a question no classical computer could solve.

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11:48 Nature.ComQuantum computing takes flight

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11:48 Nature.ComA precarious milestone for quantum computing

Nature is the international weekly journal of science: a magazine style journal that publishes full-length research papers in all disciplines of science, as well as News and Views, reviews, news, features, commentaries, web focuses and more, covering all branches of science and how science impacts upon all aspects of society and life.

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22.10.2019
19:22 NewScientist.ComIBM says Google may not have reached quantum supremacy after all

A leaked paper from Google claimed to have made a quantum computing breakthrough, but new research from IBM says those claims don’t seem to hold up

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18:46 Physics.Aps.orgSynopsis: Neutral-Atom Quantum Computers Are Back in the Race

Fidelity in multiqubit gates made from trapped rubidium atoms is now competitive with other approaches and can be maintained as the device is scaled up.
[Physics] Published Tue Oct 22, 2019

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13:09 Optics and Photonics News2-D Cluster States for “One-Way” Quantum Computing

Two research groups demonstrate massive entangled light states that could provide an alternative—and potentially more scalable—route to universal quantum machines.

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09:52 Technology.orgBlanket of light may give better quantum computers

Quantum mechanics is one of the most successful theories of natural science, and although its predictions are often

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03:12 TechnologyReview.comQuantum supremacy from Google? Not so fast, says IBM

The rival maker of quantum computers is disputing the much-vaunted claim that Google has hit a new milestone.

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21.10.2019
12:19 NYT ScienceQuantum Computing Is Coming, Bit by Qubit

With transmons and entanglement, scientists strive to put subatomic weirdness to work on the human scale.

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18.10.2019
04:49 ScienceDaily.comBlanket of light may give better quantum computers

Researchers describe how -- by simple means -- they have created a 'carpet' of thousands of quantum-mechanically entangled light pulses. The discovery has the potential to pave the way for more powerful quantum computers.

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17.10.2019
21:06 Phys.orgBlanket of light may give better quantum computers

Quantum mechanics is one of the most successful theories of natural science, and although its predictions are often counterintuitive, not a single experiment has been conducted to date of which the theory has not been able to give an adequate description.

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15:53 Futurity.orgMore wrong answers get quantum computers to find the right one

A way to generate a more diverse set of errors from quantum computers working on an operation can help the right answer stand out, research finds.

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16.10.2019
09:26 Technology.orgDiversity May Be Key to Reducing Errors in Quantum Computing

In quantum computing, as in team building, a little diversity can help get the job done better, computer

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15.10.2019
18:45 ScienceDaily.comDiversity may be key to reducing errors in quantum computing

In quantum computing, as in team building, a little diversity can help get the job done better, computer scientists have discovered.

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17:10 Phys.orgDiversity may be key to reducing errors in quantum computing

In quantum computing, as in team building, a little diversity can help get the job done better, computer scientists have discovered.

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14.10.2019
17:08 SingularityHub.ComInvestment in Quantum Computing Is Booming—But Will a Quantum Winter Follow?

Quantum computing is red hot right now, not least after Google’s recent announcement that it had achieved quantum supremacy. An analysis by Nature shows the quantum hype is translating into a massive investment boost in the technology, but it might be a double-edged sword. Quantum supremacy refers to the point at which a quantum computer […]

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09:26 Technology.orgUO’s new quantum scientist aims to get qubits talking

England-native David Allcock had unfinished research in Colorado when the University of Oregon hired him in September 2018,

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11.10.2019
13:29 Phys.orgNew compiler makes quantum computers two times faster

A new paper from researchers at the University of Chicago introduces a technique for compiling highly optimized quantum instructions that can be executed on near-term hardware. This technique is particularly well suited to a new class of variational quantum algorithms, which are promising candidates for demonstrating useful quantum speedups. The new work was enabled by uniting ideas across the stack, spanning quantum algorithms, machine learning, compilers, and device physics. The interdisciplinary research was carried out by members of the EPiQC (Enabling Practical-scale Quantum Computation) collaboration, an NSF Expedition in Computing.

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10.10.2019
22:27 ScienceDaily.comNew material could someday power quantum computer

Quantum computers with the ability to perform complex calculations, encrypt data more securely and more quickly predict the spread of viruses, may be within closer reach thanks to a new discovery.

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21:07 Phys.orgResearchers discover material that could someday power quantum computer

Quantum computers with the ability to perform complex calculations, encrypt data more securely and more quickly predict the spread of viruses, may be within closer reach thanks to a new discovery by Johns Hopkins researchers.

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09.10.2019
14:34 Phys.orgNew horizons for connecting future quantum computers into a quantum network

Researchers led by Delft University of Technology personnel have made two steps in the conversion of quantum states between signals in the microwave and optical domains. This is of great interest for connecting future superconducting quantum computers into a global quantum network. This week they report on their findings in Nature Physics and in Physical Review Letters.

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08.10.2019
13:48 ScientificAmerican.ComNew Encryption System Protects Data from Quantum Computers

As quantum computing creeps closer, IBM successfully demonstrates a way to secure sensitive information -- Read more on ScientificAmerican.com

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03.10.2019
18:35 ScientificAmerican.ComBeyond Quantum Supremacy: The Hunt for Useful Quantum Computers

Researchers search for ways to put today’s small noisy quantum systems to work -- Read more on ScientificAmerican.com

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02.10.2019
13:12 Nature.ComBeyond quantum supremacy: the hunt for useful quantum computers

Nature is the international weekly journal of science: a magazine style journal that publishes full-length research papers in all disciplines of science, as well as News and Views, reviews, news, features, commentaries, web focuses and more, covering all branches of science and how science impacts upon all aspects of society and life.

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01.10.2019
18:00 CosmosMagazine.comQuantum computing milestone excites scientists

But quantum computers are still a dream. Christopher Ferrie from the University of Technology Sydney explains.

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15:23 Futurity.orgElectron switch may get us closer to quantum computers

Manipulating the state of electrons could get scientists a step closer to fully functional quantum computers.

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30.09.2019
16:35 Phys.orgA ten-qubit solid-state spin register with remarkable quantum memory

In years to come, quantum computers and quantum networks might be able to tackle tasks that are inaccessible to traditional computer systems. For instance, they could be used to simulate complex matter or enable fundamentally secure communications.

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27.09.2019
11:07 Technology.orgOne small step for electrons, one giant leap for quantum computers

Quantum computing has the potential to revolutionize technology, medicine, and science by providing faster and more efficient processors,

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26.09.2019
20:16 NewScientist.ComGoogle has reached quantum supremacy – here's what it should do next

Google's quantum computer can outpace supercomputers at a useless calculation, but there are still plenty of hurdles left before the technology hits the big time

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15:04 Phys.orgWhy are scientists so excited about a recently claimed quantum computing milestone?

A quantum computer may have solved a problem in minutes that would take the fastest conventional supercomputer more than 10,000 years. A draft of a paper by Google researchers laying out the achievement leaked in recent days, setting off an avalanche of news coverage and speculation.

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25.09.2019
23:08 ScienceDaily.comScientists one step closer to a fully functioning quantum computer

Quantum computing has the potential to revolutionize technology, medicine, and science by providing faster and more efficient processors, sensors, and communication devices. But transferring information and correcting errors within a quantum system remains a challenge. Researchers now demonstrate a new method of relaying information by transferring the state of electrons. The research brings scientists one step closer to creating fully functional quantum computers.

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20:02 Phys.orgNew research brings scientists one step closer to a fully functioning quantum computer

Quantum computing has the potential to revolutionize technology, medicine, and science by providing faster and more efficient processors, sensors, and communication devices.

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15:26 Phys.orgPhysicists take new step towards realization of qubits for quantum computers

A group of physicists in Utrecht, San Sebastián and Pennsylvania have created a new artificial molecule that is insulating inside but has electronic states localized in its corners. These states have zero energy, and for this reason, are resilient to defects in the molecule and might be used as qubits in quantum computers. The results are published in Nature Materials on 23 September.

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24.09.2019
19:10 Nature.ComDaily briefing: Google claims quantum supremacy breakthrough

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12:32 Technology.org‘Valley states’ in this super-thin material could potentially be used for quantum computing

New research on two-dimensional tungsten disulfide (WS2) could open the door to advances in quantum computing. In a paper

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02:24 ScienceMag.orgQuantum computer bests all conventional computers in first claim of supremacy

According to leaked paper, Google researchers have achieved milestone with number generating computation

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23.09.2019
21:09 ScienceDaily.com'Valley states' in this 2D material could potentially be used for quantum computing

New research on 2-dimensional tungsten disulfide (WS2) could open the door to advances in quantum computing. Scientists report that they can manipulate the electronic properties of this super-thin material in ways that could be useful for encoding quantum data.

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19:16 Nanowerk.com'Valley states' in this 2D material could potentially be used for quantum computing

Physicists manipulate energy valleys in tungsten disulfide, with potential applications in quantum computing.

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18:03 Phys.org'Valley states' in this super-thin material could potentially be used for quantum computing

New research on two-dimensional tungsten disulfide (WS2) could open the door to advances in quantum computing.

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14:54 NewScientist.ComGoogle claims it has finally reached quantum supremacy

Has Google achieved quantum supremacy? The firm says its quantum chip can perform a calculation that is practically impossible for our best supercomputer

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21.09.2019
00:56 TechnologyReview.comGoogle researchers have reportedly achieved “quantum supremacy”

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20.09.2019
18:19 ScienceDaily.comSound of the future: A new analog to quantum computing

Researchers have demonstrated the possibility for acoustic waves in a classical environment to do the work of quantum information processing without the time limitations and fragility.

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19.09.2019
10:34 Technology.orgSound of the Future: A New Analog to Quantum Computing

University of Arizona engineers are using soundwaves to search through big data with more stability and ease. Human

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18.09.2019
23:57 ScienceDaily.comClosing in on 'holy grail' of room temperature quantum computing chips

To process information, photons must interact. However, these tiny packets of light want nothing to do with each other, each passing by without altering the other. Now, researchers have coaxed photons into interacting with one another with unprecedented efficiency -- a key advance toward realizing long-awaited quantum optics technologies for computing, communication and remote sensing.

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23:50 Phys.orgTeam closes in on 'holy grail' of room temperature quantum computing chips

To process information, photons must interact. However, these tiny packets of light want nothing to do with each other, each passing by without altering the other. Now, researchers at Stevens Institute of Technology have coaxed photons into interacting with one another with unprecedented efficiency—a key advance toward realizing long-awaited quantum optics technologies for computing, communication and remote sensing.

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20:48 ScienceDaily.com'Poor man's qubit' can solve quantum problems without going quantum

Researchers have built and demonstrated the first hardware for a probabilistic computer, a possible way to bridge the gap between classical and quantum computing.

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20:29 TechnologyReview.comIBM’s new 53 qubit quantum computer is the most powerful machine you can use

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20:13 Nature.ComStochastic magnetic circuits rival quantum computing

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20:06 Phys.org'Poor man's qubit' can solve quantum problems without going quantum

It may still be decades before quantum computers are ready to solve problems that today's classical computers aren't fast or efficient enough to solve, but the emerging "probabilistic computer" could bridge the gap between classical and quantum computing.

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17.09.2019
12:17 Optics.orgImec and NUS working on chip-based quantum cryptography

Aim is to develop and integrate all QKD key components in a single silicon-photonics chip to counter quantum-based threats.

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00:17 ScienceDaily.comOne step closer future to quantum computers

Physicists have identified how to distinguish between true and 'fake' Majorana states in one of the most commonly used experimental setups, by means of supercurrent measurements. This theoretical study is a crucial step for advancing the field of topological superconductors and applications of Majorana states for robust quantum computers. New experiments testing this approach are expected next.

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16.09.2019
20:03 Phys.orgOne step closer future to quantum computers

Physicists at Uppsala University in Sweden have identified how to distinguish between true and 'fake' Majorana states in one of the most commonly used experimental setups, by means of supercurrent measurements. This theoretical study is a crucial step for advancing the field of topological superconductors and applications of Majorana states for robust quantum computers. New experiments testing this approach are expected next.

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16:04 ScienceDaily.comResearch advances noise cancelling for quantum computers

The characterization of complex noise in quantum computers is a critical step toward making the systems more precise.

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15:46 Technology.orgSpreading light over quantum computers

Scientists at Linköping University have shown how a quantum computer really works and have managed to simulate quantum

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12:30 Phys.orgResearchers advance noise cancelling for quantum computers

A team from Dartmouth College and MIT has designed and conducted the first lab test to successfully detect and characterize a class of complex, "non-Gaussian" noise processes that are routinely encountered in superconducting quantum computing systems.

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13.09.2019
18:27 TechnologyReview.comThe key to bigger quantum computers could be to build them like Legos

A startup called Quantum Circuits is networking mini quantum devices together to create computers it will claims will be easier to scale up than rival machines.

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14:55 Phys.orgQuantum computers could arrive sooner if we build them with traditional silicon technology

Quantum computers have the potential to revolutionize the way we solve hard computing problems, from creating advanced artificial intelligence to simulating chemical reactions in order to create the next generation of materials or drugs. But actually building such machines is very difficult because they involve exotic components and have to be kept in highly controlled environments. And the ones we have so far can't outperform traditional machines as yet.

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12.09.2019
06:10 Yahoo ScienceHelp wanted: U.S. government is seeking advice from quantum computing experts

The U.S. Department of Energy is looking for experts to guide the White House and federal agencies through the weird world of quantum information science. Today's solicitation seeks nominations to the National Quantum Initiative Advisory Committee, a panel that gets its mandate from legislation that President Donald Trump signed into law last December. In addition to calling for the establishment of the advisory committee, the National Quantum Initiative Act sets aside $1.2 billion over five years to support research, development and workforce training relating to quantum information science. Quantum approaches to information processing are expected to bring dramatic changes to… Read More

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11.09.2019
18:41 Physics.Aps.orgSynopsis: Diamond Qubits Take the Stage

A ten-qubit system based on spins in impure diamond achieves coherence times of over a minute.
[Physics] Published Wed Sep 11, 2019

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12:25 Nature.ComKeep quantum computing global and open

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03.09.2019
18:18 ScienceDaily.comSpreading light over quantum computers

Scientists have shown how a quantum computer really works and have managed to simulate quantum computer properties in a classical computer.

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15:52 Phys.orgSpreading light over quantum computers

Scientists at Linköping University have shown how a quantum computer really works and have managed to simulate quantum computer properties in a classical computer. "Our results should be highly significant in determining how to build quantum computers," says Professor Jan-Åke Larsson.

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02.09.2019
12:04 Photonics.comDOE Funding Will Speed Progress in Quantum Computing and Communications

The U.S. Department of Energy (DOE) has announced $60.7 million in funding to advance the development of quantum computing and networking. Funding of $47 million will be provided for three 5-year projects aimed at accelerating progress in quantum computing, and $13.7 million will be provided for five 4-year projects aimed at developing wide-area quantum networks for quantum-based communications. The goal is to develop long-distance quantum communication using existing fiber optic connections. Fiscal 2019 funding for the two initiatives totals $15 million. All projects are multi-institutional partnerships and involve a total of nine DOE laboratories, 10 universities, and one nonprofit. Projects were selected by competitive peer review....

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26.08.2019
21:01 ScienceDaily.comQuantum criticality could be a boon for qubit designers

Physicists studying the strange behavior of metal alloys called heavy fermions have made a surprising discovery that could be useful in safeguarding the information stored in quantum bits, or qubits, the basic units of encoded information in quantum computers.

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19:13 Phys.orgQuantum criticality could be a boon for qubit designers

Physicists studying the strange behavior of metal alloys called heavy fermions have made a surprising discovery that could be useful in safeguarding the information stored in quantum bits, or qubits, the basic units of encoded information in quantum computers.

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22.08.2019
15:45 Phys.orgQuantum computers to become portable

Together with the University of Innsbruck, the ETH Zurich and Interactive Fully Electrical Vehicles SRL, Infineon Austria is researching specific questions on the commercial use of quantum computers. With new innovations in design and manufacturing, the partners from universities and industry want to develop affordable components for quantum computers.

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21.08.2019
21:09 ScienceMag.orgCryptographers scramble to protect the internet from hackers with quantum computers

Such machines may be decades away, but the United States is pushing now for encryption method that they can’t crack

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16:40 Phys.orgPractical anonymous communication protocol developed for quantum networks

The ability to securely transmit information over the internet is extremely important, but most of the time, eavesdroppers can still generally determine who the sender and receiver are. In some highly confidential situations, it is important that the sender's and receiver's identities remain anonymous.

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20.08.2019
18:22 Physics.Aps.orgSynopsis: Toward Topological Protection with Qubits

A chain of superconducting qubits reproduces two key features of topological insulators.
[Physics] Published Tue Aug 20, 2019

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