Quobly and ST to accelerate quantum processor manufacturing

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Quobly, a quantum computing startup, is working with STMicroelectronics to produce quantum processor units (QPUs) at scale.

Maud Vinet (Quobly) & Remi El-Ouazzane (STMicroelectronics) Credit: Quobly

The collaboration will see Quobly leveraging STMicroelectronics' advanced FD-SOI semiconductor process technologies to make large-scale quantum computing feasible and cost-effective.

According to Quobly it aims to break the 1-million-qubit barrier by 2031, targeting applications ranging from pharmaceuticals, finance, materials science and complex systems modelling, including climate and fluid dynamics simulations. The two companies aim to achieve a breakthrough in quantum computing by utilising their common expertise in FD-SOI, driving down R&D costs, and addressing the market's demand for scalable, affordable quantum computing processors.

In the first phase of the collaboration, Quobly and ST will adapt ST's 28nm FD-SOI process to match Quobly's requirements, targeting a 100 Qubit Quantum Machine with proof of scalability beyond 100k physical qubits.

ST will leverage its integrated device manufacturer model to bring Quobly its ability to bridge co-design, prototyping, industrialisation and volume production at scale in 300mm fabs using FD-SOI, a technology it has developed and exploited commercially for years across automotive, industrial and consumer applications.

Commenting Maud Vinet, CEO of Quobly, said that the collaboration was ‘unparalleled’ in the quantum computing landscape. “Working closely with STMicroelectronics will fast-track the industrialisation of our quantum processor technology by several years. We aim at breaking the 1-million-Qubit barrier by 2031."

"This collaboration is building on ST's IDM strengths, centred around our Crolles facility, integrating together our process R&D expertise, our circuit design know-how and volume manufacturing. We truly believe that pairing Quobly's quantum expertise with ST's FD-SOI knowledge and manufacturing will allow to accelerate economically viable, large-scale quantum computing solutions,” said Remi El-Ouazzane, President, Microcontrollers, Digital ICs and RF products Group at STMicroelectronics.

"In the future, to be successful, quantum computers still need to work on SWaP-C (size, weight, power, and cost)" explained Eric Mounier, PhD Chief Analyst, Photonics & Sensing at Yole Group. "This is also where semiconductor qubits have a big advantage in scalability by leveraging CMOS wafer-scale manufacturing. Although quantum technologies are long-term, the investment time is today. To that respect, this collaboration agreement between STMicroelectronics and Quobly could mark a major step for cost-efficient and more scalable quantum computing processors."