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- Suppressing relaxation in superconducting qubits by quasiparticle pumpingby kitzmanjoeAuthors: Simon Gustavsson, Fei Yan, Gianluigi Catelani, Jonas Bylander, Archana Kamal, Jeffrey Birenbaum, David Hover, Danna Rosenberg, Gabriel Samach, Adam P. Spears, Steven J. Weber, Jonilyn L. Yoder, John Clarke, Andrew J. Kerman, Fumiki Yoshihara, Yasunobu Nakamura, Terry P. Orlando, William D. Oliver First Author’s Primary Affiliation: Research Laboratory of Electronics, Massachusetts Institute of Technology,Continue reading “Suppressing relaxation in superconducting qubits by quasiparticle pumping”
- What can quantum information tell us about the foundations of statistical mechanics?by Mauro MoralesBy Mauro E.S. Morales Title: Entanglement and the foundations of statistical mechanics Authors: Sandu Popescu1,2, Anthony J. Short1, Andreas Winter3. Institutions: 1H. H. Wills Physics Laboratory, University of Bristol, Tyndall Avenue, Bristol BS8 1TL, UK 2Hewlett-Packard Laboratories, Stoke Gifford, Bristol BS12 6QZ, UK 3Department of Mathematics, University of Bristol, University Walk, Bristol BS8 1TW, UKContinue reading “What can quantum information tell us about the foundations of statistical mechanics?”
- Quantum routing with teleportationby ryanmlaroseThis post was sponsored by Tabor Electronics. To keep up to date with Tabor products and applications, join their community on LinkedIn and sign up for their newsletter. Authors: Dhruv Devulapalli, Eddie Schoute, Aniruddha Bapat, Andrew M. Childs, Alexey V. Gorshkov arXiv: https://arxiv.org/abs/2204.04185 Background and motivation When we write quantum circuits on paper or in software, it’s often convenient to assume that anyContinue reading “Quantum routing with teleportation“
- Controlled Dissipation with Superconducting Qubitsby kitzmanjoeThis post was sponsored by Tabor Electronics. To keep up to date with Tabor products and applications, join their community on LinkedIn and sign up for their newsletter. Authors: P.M. Harrington, M. Naghiloo, D. Tan, K.W. Murch First Author’s Primary Affiliation: Department of Physics, Washington University, Saint Louis, Missouri 63130, USA Manuscript: Published in Physical Review A Introduction QuantumContinue reading “Controlled Dissipation with Superconducting Qubits”
- Quantum control of motionby Akash DixitA superconducting qubit is used to prepare, entangle, and measure mechanical states of motion
- Parity measurement in the strong dispersive regime of circuit quantum acoustodynamicsby kitzmanjoeAuthors: Uwe von Lüpke, Yu Yang, Marius Bild, Laurent Michaud, Matteo Fadel, and Yiwen Chu First Author’s Primary Affiliation: Department of Physics, ETH Zurich, Zurich, Switzerland Manuscript: Published in Nature Physics Introduction Superconducting qubits are a promising candidate for functional quantum computation as well as investigating fundamental physics of composite quantum systems where superconducting qubitsContinue reading “Parity measurement in the strong dispersive regime of circuit quantum acoustodynamics”
- Could Metastable States Be the Answer?by Rick MattishA proposal for a new quantum computing architecture using metastable states in atomic ions.
- Quantum Entanglement of Macroscopic Mechanical Objectsby Piero ChiappinaQuantum entanglement is observed between two objects each containing billions of atoms.
- Quantum Communication with itinerant surface acoustic wave phononsby kitzmanjoeAuthors: E. Dumur, K.J. Satzinger, G.A. Peairs, M-H. Chou, A. Bienfait, H.-S. Chang, C.R. Conner, J. Grebel, R.G. Povey, Y.P. Zhong, A.N. Cleland First Author’s Primary Affiliation: Pritzker School of Molecular Engineering, University of Chicago, Chicago, IL 60637, USA Manuscript: Published in NPJ Quantum Information Introduction Superconducting qubits are among the state of the artContinue reading “Quantum Communication with itinerant surface acoustic wave phonons”
- Quantum Information and the Second Lawby Sapphire LallyIncorporating quantum information explicitly into the Second Law of Thermodynamics.
- Catching and counting photonsby Akash DixitA device and protocol to resolve individual microwave photons in a propagating wavepacket.
- A Review and Discussion of Variational Quantum Anomaly Detectionby marcussedwardsVQAD is a new quantum machine learning algorithm for learning a quantum system’s phase diagram.
- Speeding up Control-Z gates on a fluxonium quantum computerby Darian HartsellHow to perform fast logic with slow qubits, and the future of NISQ processors.
- Just How Much Better is Quantum Machine Learning than its Classical Counterpart?by Ariel ShlosbergClassical machine learning is much more powerful than may be naively assumed.
- Landau-Zener interference: a “beam splitter” for controlling composite qubitsby Haimeng ZhangA scalable solution for universal control in low-frequency superconducting qubits.
- The first trapped-ion quantum computer proposalby Katie McCormickThe paper that started it all: a historical look at the Cirac-Zoller gate.
- Will Quantum Computers without Error Correction be Useful for Optimization?by Matthew KowalskyA new analytic technique has been developed to provide answers.
- Integrated photonics in an ion-trap chip: a massive step toward scalabilityby evanreed298A path to scalability for trapped-ion quantum computing
- Quadratic speedups aren’t enough in the near termby Alex BuserWhy we may need to look beyond modest polynomial speedups for quantum advantage
- Uncertainties Regarding Uncertainties: Modern Lessons from Entropy and Quantum Information Theoryby Tzula ProppWhat is uncertainty, and how can entropy help us quantify it?
- Solving nonlinear differential equations on a quantum computerby Alex BuserA new quantum algorithm for solving nonlinear ODEs with exponential speedup
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