# One extra quantum dot helps balance speed and stability in spin qubits

- Source: Phys.org
- Published: 2026-10-26T13:40:06+00:00
- Category: Science
- Original: https://phys.org/news/2026-10-extra-quantum-dot-stability-qubits.html
- Canonical: https://groundlevelnews.com/story/one-extra-quantum-dot-helps-balance-speed-and-stability-in-spin-qubits-24180f/

Quantum computers need qubits that can be controlled both quickly and reliably. Yet making semiconductor spin qubits faster often makes them more sensitive to electrical noise, creating a difficult trade-off.

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