In a significant leap for the future of high-performance computing, London-based startup Quantum Motion has announced a funding boost of $160 million. The capital is earmarked for the development of a quantum computer designed to be smaller, more energy-efficient, and substantially cheaper than those currently being developed by global tech giants.
Redefining the Qubit
At the core of quantum computing lies the "qubit." Unlike traditional computer transistors that operate as either a zero or a one, a qubit can represent both states simultaneously. While industry leaders like IBM and Google utilize superconductors or lasers to create qubits, scaling these systems to the millions of qubits required for practical application remains a daunting challenge.
Quantum Motion is pivoting the approach. Instead of creating entirely new architectures, the company is utilizing standard silicon chipmaking techniques—the same processes used to manufacture billions of transistors for smartphones and laptops.
"We just kind of started the company in reverse," explained James Palles-Dimmock, CEO of Quantum Motion. "What are the minimum adaptations that we can make to transistors to turn them into high-quality qubits?"
A Path to Scalability
The company's method involves suspending a single electron in the gap of a transistor and manipulating it via a magnetic field, a concept known as "electron spin." While other players, including Intel, have explored this path, Quantum Motion believes its collaboration with manufacturing partner GlobalFoundries provides a practical edge.
This strategy could drastically lower the barrier to entry for quantum technology. Palles-Dimmock suggests that this approach could enable the production of useful quantum computers for as little as $10 million to $20 million, offering a clear path toward delivering immense computing power at a reasonable cost.
Strategic Backing
The funding round was co-led by DCVC and Kembara, with significant participation from the British Business Bank and Firgun. The round also saw continued support from established investors, including Oxford Science Enterprises, Inkef, Bosch Ventures, Porsche Automobil Holding, and Parkwalk Advisors.
As the race for quantum supremacy intensifies, Quantum Motion's focus on cost-effective scalability positions it as a disruptive force in the global tech landscape, potentially bringing the benefits of quantum computing to a wider array of industries and researchers.
Reference(s):
Quantum Motion raises $160 million to build cheaper quantum computer
cgtn.com
