AWS and QuEra Unveil Roadmap for Fault-Tolerant Quantum Computing

Amazon Web Services (AWS) has partnered with QuEra Computing to introduce the world's first fault-tolerant quantum computers to the cloud by 2028.

AWS and QuEra aim to enable researchers to tackle complex scientific problems using quantum machines with unprecedented computing power.

QuEra, a US-based quantum computing startup, uses an approach called 'neural atom' quantum computing, which leverages Rydberg atoms to accelerate quantum calculations.

The main challenge in quantum computing is fault tolerance due to the instability of qubits, which are sensitive to interactions with their environment.

QuEra's approach uses tightly focused lasers to control qubits, arranging individual Rydberg atoms into stable arrays.

AWS and QuEra's expanded partnership aims to bring QuEra's upcoming Libra system to AWS Braket, a fully managed quantum computing cloud service.

The Libra system will be able to execute one million quantum operations per second over hundreds of logical, error-corrected qubits.

This innovation has the potential to pave the way for commercial breakthroughs in areas like advanced materials simulation, high-energy physics, and quantum chemistry.

QuEra believes its neural-atom architecture can solve the problem of quantum errors, and the company has successfully demonstrated the potential of Rydberg atoms to scale in spatial dimensions.

The lasers in QuEra's neural-atom architecture act like optical tweezers, adjusting each individual atom to ensure it maintains its quantum state.

The partners plan to optimize and scale the Libra system to support commercial applications in areas such as drug design and financial services.