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IBM Reports 63-Fold Cut in Quantum Sampling Overhead
Quantum Technology

IBM Reports 63-Fold Cut in Quantum Sampling Overhead

Say there were two quality inspectors, each with a different flaw in their approach. One inspector discards clearly defective items...
QC Design Links Plaquette With NVIDIA CUDA-Q Logical
Quantum Technology

QC Design Links Plaquette With NVIDIA CUDA-Q Logical

When you run an error-correction protocol on an idealized qubit, the results seem almost unremarkable. The logical qubit remains stable,...
Researchers Run Surface Code Below Threshold on IBM Heron
Quantum Technology

Researchers Run Surface Code Below Threshold on IBM Heron

The surface code typically requires a perfectly square grid of qubits, each connected to its four nearest neighbors. However, IBM’s...
Iceberg Quantum, Diraq Map qLDPC Codes to Spin Qubits
Quantum Technology

Iceberg Quantum, Diraq Map qLDPC Codes to Spin Qubits

Let’s say there was a quantum error-correction scheme that promised to protect data using significantly fewer physical qubits than standard...
Qedma Reports 30–50x Accuracy Improvement in Quantum Chemistry
Quantum Technology

Qedma Reports 30–50x Accuracy Improvement in Quantum Chemistry

Say a quantum computer was attempting to calculate the energy of a single water molecule, and getting the answer significantly...
Kasai Codes Bring Classical Error-Correction Methods to Quantum Computing
Quantum Technology

Kasai Codes Bring Classical Error-Correction Methods to Quantum Computing

The error-correction techniques that prevent your video calls from dissolving into static, the same mathematical principles underpinning 5G and traditional...
IBM, RIKEN Simulate 12,635-Atom System With Quantum Computing
Quantum Technology

IBM, RIKEN Simulate 12,635-Atom System With Quantum Computing

A team from Cleveland Clinic, RIKEN, and IBM has simulated a biologically significant molecular system containing 12,635 atoms. This marks...
Quantinuum Demonstrates Mathematically Proven Quantum Advantage
Quantum Technology

Quantinuum Demonstrates Mathematically Proven Quantum Advantage

Claims of quantum advantage often come with a problem: though a classical computer is believed to be incapable of the...
Fujitsu Unveils Diamond-Spin Quantum Computer Prototype
Quantum Technology

Fujitsu Unveils Diamond-Spin Quantum Computer Prototype

Fujitsu has announced a functional quantum computer prototype that stores qubits within atomic flaws in diamonds, operating at minus 271.6...
Sparrow Quantum Reports Record Single-Photon Flux
Quantum Technology

Sparrow Quantum Reports Record Single-Photon Flux

Many quantum-light experiments have historically relied on chance: you excite a material, wait, and occasionally a photon appears. However, Sparrow...