Search results for error detection

Quantum Physics Sep 24, 2020

New system detects faint communications signals using the principles of quantum physics

Researchers at the National Institute of Standards and Technology (NIST) have devised and demonstrated a system that could dramatically increase the performance of communications networks while enabling record-low error rates ...

Optics & Photonics Sep 17, 2020

Space communication: developing a one photon-per-bit receiver using near-noiseless phase-sensitive amplification

During space-communication researchers require high-space intersatellite data transfer connectivity for deep-space missions while monitoring Earth. The technology is fundamentally influenced by available transmission power ...

Quantum Physics Sep 9, 2020

Technique prevents errors in quantum computers

Even quantum computers make mistakes. Their computing ability is extraordinary, exceeding that of classical computers by far. This is because circuits in quantum computers are based on qubits that can represent not only zeroes ...

General Physics Sep 7, 2020

The mystery of the neutron lifetime

Nine seconds. An eternity in some scientific experiments; an unimaginably small amount in the grand scheme of the universe. And just long enough to confound nuclear physicists studying the lifetime of the neutron.

Bio & Medicine Sep 3, 2020

Researchers develop dual-excitation decoding strategy for high-accuracy thermal sensing

Luminescent nanothermometry is a non-invasive method of detecting temperature in vivo, which is important in biology and nanomedicine researches.

Quantum Physics Sep 2, 2020

A molecular approach to quantum computing

The technology behind the quantum computers of the future is fast developing, with several different approaches in progress. Many of the strategies, or "blueprints," for quantum computers rely on atoms or artificial atom-like ...

Astronomy Sep 2, 2020

Finding magnetic eruptions in space with an AI assistant

An alert pops up in your email: The latest spacecraft observations are ready. You now have 24 hours to scour 84 hours-worth of data, selecting the most promising split-second moments you can find. The data points you choose, ...

Quantum Physics Aug 21, 2020

Quantum computers do the (instantaneous) twist

Regardless of what makes up the innards of a quantum computer, its speedy calculations all boil down to sequences of simple instructions applied to qubits—the basic units of information inside a quantum computer.

Quantum Physics Aug 19, 2020

New approach takes quantum key distribution further

In an important step toward practical implementation of secure quantum-based communication, researchers have demonstrated secure measurement-device-independent quantum key distribution (MDI-QKD) transmission over a record-breaking ...

Bio & Medicine Aug 4, 2020

Researchers develop a graphene oxide-based rapid test to detect infections

Researchers at the Fraunhofer Institute for Reliability and Microintegration IZM have joined forces with partners in industry and healthcare to develop a handy graphene oxide-based sensor platform to detect acute infections ...

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