Experimental demonstration of breakeven for a compact fermionic encoding
Arovas, D. P., Berg, E., Kivelson, S. A. & Raghu, S. The Hubbard model. Annu. Rev. Condens. Matter…
Barren plateaus in variational quantum computing
Cerezo, M. et al. Variational quantum algorithms. Nat. Rev. Phys. 3, 625–644 (2021). Review on variational quantum algorithms…
Quantum computers tackle unexplored particle physics
Part of QuEra’s Aquila quantum computer.Credit: QuEra Computing Inc. Subatomic particles such as quarks can pair up when…
Experimentally probing Landauer’s principle in the quantum many-body regime
Information theory and thermodynamics constitute foundational pillars of modern technology and underpin our understanding of computers and heat…
Precision is not limited by the second law of thermodynamics
Here, we provide additional detail regarding the continuum description of the wave-packet preparation, how to determine clock precision…
Quantum error correction of qudits beyond break-even
Blume-Kohout, R., Caves, C. M. & Deutsch, I. H. Climbing mount scalable: physical resource requirements for a scalable…
Scaling up superconducting quantum computers
Müller, C., Cole, J. H. & Lisenfeld, J. Rep. Prog. Phys. 82, 124501 (2019). Article Google Scholar Klimov,…
Quantum simulation of spin-boson models with structured bath
Dephased spin-oscillator model The spin-boson model describes a spin coupled to a continuous bath of quantum harmonic oscillators.…
Entanglement of photonic modes from a continuously driven two-level system
Boström, K. & Felbinger, T. Deterministic secure direct communication using entanglement. Phys. Rev. Lett. 89, 187902 (2002). Article …
Unhackable quantum messages travel 158-mile without cryogenics in a 1st
Cybersecurity experts often warn that a moment known as Q-Day is nearby—a day when quantum computers will become…