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Scientists crack 3-qubit quantum register on a tiny silicon photonic chip
Quantum engineers have now demonstrated a fully controllable three‑qubit register on a silicon photonic chip, turning a ...
Rigetti Computing, Inc. (Nasdaq: RGTI) (“Rigetti” or the “Company”), a pioneer in full-stack quantum-classical computing, ...
IonQ also set a world record for 2-qubit gate performance, a measure of accuracy and speed for quantum systems. The company ...
NVIDIA isn’t building quantum computers, instead it’s using its supercomputing strengths to accelerate quantum computing ...
Most quantum companies use a superconducting approach. However, IonQ instead uses a trapped ion approach. Trapped ion is more ...
IonQ and Alphabet are taking different approaches in quantum computing, and both could be long-term supercomputer stars.
Rosenblatt Securities began coverage of quantum computing stocks Rigetti Computing (RGTI) and Quantum Computing (QUBT) with ...
Researchers at Kumamoto University, in collaboration with colleagues in South Korea and Taiwan, have discovered that a unique ...
The MarketWatch News Department was not involved in the creation of this content. The partnership with Nobel laureate John Martinis showcases a new generation of robust, scalable superconducting ...
We might be witnessing the start of a new computing era where AI, cloud and quantum begin to converge in ways that redefine ...
Amplifier’s ability to operate at frequencies greater than 20 gigahertz provides path forward for more scalable quantum ...
Rigetti Computing 's ( RGTI 0.48%) stock closed at a record high of $56.34 per share on Oct. 15, 2025. That marked a 6,850% ...
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