Quantum Physics

Google just made it much harder to build a serious quantum computer

Google is racing to create the first quantum computer capable of solving a problem ordinary computers cannot – and it has just made that challenge …

Quantum Computing

Einstein’s equivalence principle updated with a dash of quantum

New, highly sensitive experiments required to find potential violations.<p>At the heart of Einstein’s theory of gravity (general relativity) is the …

Quantum Mechanics

Is Gravity Quantum?

The ongoing search for the graviton—the proposed fundamental particle carrying gravitational force—is a crucial step in physicists’ long journey …

Physics

The world’s first practical quantum computer has cash and a timeline

Could quantum computing help feed the hungry? That’s one possible way that it will transform the world around us, University of Chicago computer …

Quantum Computing

How hot is Schrodinger's coffee?

A new uncertainty relation, linking the precision with which temperature can be measured and quantum mechanics, has been discovered at the University …

Science

Black holes are actually giant fuzzballs of string, claims new research

A new paper strengthens the theory that black holes are like balls of space yarn and debunks the idea of "firewalls".<br>Read More

Black Holes

What Scientific Failure Teaches Us About How To Detect Pseudoscience

Physics-y social media is abuzz this week about this Twitter thread from Brian Skinner, a postdoc in condensed matter theory at MIT. This is, as many have noted, a wild ride:<p>The short version, for those who can’t be bothered to click through and read thirty-odd tweets, is that Skinner noticed …

arXiv

Researcher accurately determines energy difference between two quantum states

A kiwi physicist has discovered the energy difference between two quantum states in the helium atom with unprecedented accuracy, a ground-breaking …

Physics

Global Blockchain Identity Management Market 2018-2022 with Amazon.com, Civic Technologies, IBM, ShoCard & Secure Dominating

DUBLIN, Aug. 14, 2018 /PRNewswire/ --<p>The "Global Blockchain Identity Management Market 2018-2022" report has been added to <b>ResearchAndMarkets.com's</b> offering.<p>The Global Blockchain Identity Management Market to register a CAGR of 80.85% by 2022. However, the market's year on year growth rate will …

Quantum Computing

Password Protection

Could the randomness of the universe keep your bank password safe? #random #quatumphysics #encryption @CUBoulder @PhysicsColorado

Physics

2018 Norman F. Ramsey Prize in Atomic, Molecular and Optical Physics, and in Precision Tests of Fundamental Laws and Symmetries Recipient

Bertrand I. Halperin<br>Harvard University<p><b>Citation:</b><p>"<i>For his seminal contributions to theoretical condensed matter physics, especially his pioneering work</i> …

Physics

A new artificial quantum material for future high-efficiency computers

Scientists at Tsinghua University and Institute of Physics, Chinese Academy of Sciences in Beijing, have demonstrated the ability to control the …

Science

Synopsis

August 14, 2018<p>Maps of solar wind velocities derived from satellite images of the Sun’s corona could help researchers improve solar wind models.<p>I.-H. …

Physics

Look out, IBM. A Duke-led group is also a player in quantum computing.

There’s a group based at Duke University that thinks it can out-do IBM in the quantum-computing game, and it just got another $15 million in funding …

Quantum Computing

Toronto-based Qindom Raises $2 Million USD Seed Round for Quantum Intelligence Application

TORONTO, Aug. 13, 2018 /PRNewswire/ - Toronto-based start-up Qindom has secured seed round funding for its quantum intelligence initiatives that aim for landing quantum computing in industry application. The $2 million USD financing is led by an individual investor, who is one of the early LPs of …

Quantum Computing

Deep learning stretches up to scientific supercomputers

Machine learning, a form of artificial intelligence, enjoys unprecedented success in commercial applications. However, the use of machine learning in …

Deep Learning

Screening Lengths in Ionic Fluids

Author(s): Fabian Coupette, Alpha A. Lee, and Andreas HärtelThe decay of correlations in ionic fluids is a classical problem in soft matter physics …

Atoms

Effects of Gate-Induced Electric Fields on Semiconductor Majorana Nanowires

Abstract<p>We study the effect of gate-induced electric fields on the properties of semiconductor-superconductor hybrid nanowires which represent a …

Qubits

Error reduction in quantum annealing using boundary cancellation: Only the end matters

Author(s): Lorenzo Campos Venuti and Daniel A. LidarThe adiabatic theorem of quantum mechanics states that the error between an instantaneous …

Physics

Quantum formulation of the Einstein equivalence principle

Article | Published: 13 August 2018<p><i>Nature Physics</i> (2018) | Download Citation<p>Abstract<p>The validity of just a few physical conditions comprising the …

Google Scholar

Another step forward on universal quantum computer

Researchers at Yokohama National University demonstrate fault-tolerant universal holonomic quantum gates<p>Yokohama, Japan - Researchers have …

Quantum Computing

Coherent perfect absorption of nonlinear matter waves

• Y. D. Chong,<br>• L. Ge,<br>• H. Cao,<br>• A. D. Stone<p>, Coherent perfect absorbers: Time-reversed lasers.Phys. Rev. Lett. 105, 053901 (2010).<p>W. Wan,<br>• Y. Chong,<br>• L. Ge,<br>• H. …

Physics

Synopsis: A Sextet of Entangled Laser Modes

August 13, 2018<p>Researchers have entangled six modes of a laser cavity—a record number for such a device.<p>M. Martinelli/University of São Paulo<p>An …

Physics

A passive photon–atom qubit swap operation

Letter | Published: 13 August 2018<p><i>Nature Physics</i> (2018) | Download Citation<p>Abstract<p>Deterministic quantum interactions between single photons and …

Physics

Environment-assisted analog quantum search

Author(s): Leonardo Novo, Shantanav Chakraborty, Masoud Mohseni, and Yasser OmarTwo main obstacles for observing quantum advantage in noisy …

Physics

Reverse annealing for the fully connected $p$-spin model

Author(s): Masaki Ohkuwa, Hidetoshi Nishimori, and Daniel A. LidarReverse annealing is a variant of quantum annealing that starts from a given …

Physics

Nonlocality of Majorana modes in hybrid nanowires

Author(s): M.-T. Deng, S. Vaitiekėnas, E. Prada, P. San-Jose, J. Nygård, P. Krogstrup, R. Aguado, and C. M. MarcusThe nonlocal character of Majorana …

Physics

Universal holonomic quantum gates over geometric spin qubits with polarised microwaves

Article |<p>Open | Published: 13 August 2018<p><i>Nature Communications</i><b>volume 9</b>, Article number: 3227 (2018) | Download Citation<p>Abstract<p>A microwave shares a …

Physics

Experimental distillation of bipartite polarization entanglement using polarizing Mach-Zehnder interferometers

Author(s): Chithrabhanu Perumangatt, Tang Zong Sheng, and Alexander LingEntanglement distillation is the process of concentrating entanglement from a …

Physics

Interactions: William Hamlyn

William was awarded a <i>Nature Reviews Physics</i> poster prize at ICAP 2018.<p><i>Please introduce yourself</i><p>I am a 3 year PhD student at Durham University, UK, I …

Physics