Search results for quantum computer

Quantum Physics Jun 12, 2025

A new problem that only quantum computing can solve

As quantum computing develops, scientists are working to identify tasks for which quantum computers have a clear advantage over classical computers. So far, researchers have only pinpointed a handful of these problems, but ...

Quantum Physics Jun 12, 2025

Understanding quantum computing's most troubling problem—the barren plateau

For the past six years, Los Alamos National Laboratory has led the world in trying to understand one of the most frustrating barriers that faces variational quantum computing: the barren plateau.

Optics & Photonics Jun 9, 2025

Quantum machine learning: Small-scale photonic quantum processor can already outperform classical counterparts

One of the current hot research topics is the combination of two of the most recent technological breakthroughs: machine learning and quantum computing.

Quantum Physics May 28, 2025

Quantum computers may crack RSA encryption with fewer qubits than expected

A team of researchers at AI Google Quantum AI, led by Craig Gidney, has outlined advances in quantum computer algorithms and error correction methods that could allow such computers to crack Rivest–Shamir–Adleman (RSA) encryption ...

Quantum Physics May 21, 2025

Study finds quantum computing in health care faces significant challenges, but there is promise

A broad systematic review has revealed that quantum computing applications in health care remain more theoretical than practical, despite growing excitement in the field.

Quantum Physics May 18, 2025

First successful demonstration of quantum error correction of qudits for quantum computers

In the world of quantum computing, the Hilbert space dimension—the measure of the number of quantum states that a quantum computer can access—is a prized possession. Having a larger Hilbert space allows for more complex quantum ...

Quantum Physics May 17, 2025

Australian researchers use a quantum computer to simulate how real molecules behave

When a molecule absorbs light, it undergoes a whirlwind of quantum-mechanical transformations. Electrons jump between energy levels, atoms vibrate, and chemical bonds shift—all within millionths of a billionth of a second.

Condensed Matter May 15, 2025

Bismuth's mask uncovered: Implications for quantum computing and spintronics materials

Whether bismuth is part of a class of materials highly suitable for quantum computing and spintronics was a long‑standing issue. Kobe University research has now revealed that the true nature of bismuth was masked by its ...

Quantum Physics May 12, 2025

Silicon spin qubits gain ground as a leading candidate for quantum computing

In the rapidly evolving field of quantum computing, silicon spin qubits are emerging as a leading candidate for building scalable, fault-tolerant quantum computers.

Economics & Business May 6, 2025

Laws governing finance and investment can help to protect society from dangers of quantum computing, study shows

Existing legislation which governs finance and investment can help to protect society from the dangers associated with advances in quantum computing, a new study shows.

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