Physicists Set New World Record for Qubit Operation Accuracy
- Researchers from Oxford University set a new global record on June 13, 2025, by achieving the smallest recorded error rate in manipulating a single quantum bit.
- This achievement builds on the Oxford team's previous benchmark set in 2014 and addresses the global challenge of reducing quantum logic operation errors.
- The researchers performed quantum logic operations with errors occurring just 0.000015%, or one mistake in 6.7 million operations, drastically lowering the chance of error.
- Professor David Lucas stated that this achievement represents the highest precision in qubit manipulation documented to date, while co-lead author Molly Smith highlighted that the reduced error rates pave the way for quantum computers to become more compact, quicker, and energy-efficient.
- While this milestone marks significant progress, the team cautions two-qubit gate errors remain high, requiring further improvements before fully fault-tolerant quantum machines are feasible.
18 Articles
18 Articles
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Oxford University physicists break world record with 'major advance'
Oxford University has broken a world record with a "major advance".
Most accurate control of a single quantum bit achieved in Oxford lab brings useful quantum computing a step closer
A rendering of the Oxford University team’s ion trap chip. Credit: Dr Jochen Wolf and Dr Tom Harty. Physicists at the University of Oxford, UK have set a new world record for accurately controlling a single quantum bit as part of global scientific efforts to create useful quantum computers. The new level of accuracy is nearly 7 times greater than the previous record (achieved by the same team in 2014) and is reported in the Physical Review Lette…
Sharper than lightning: Oxford’s one-in-6. 7-million quantum breakthrough
Physicists at the University of Oxford have set a new global benchmark for the accuracy of controlling a single quantum bit, achieving the lowest-ever error rate for a quantum logic operation--just 0.000015%, or one error in 6.7 million operations. This record-breaking result represents nearly an order of magnitude improvement over the previous benchmark, set by the same research group a decade ago.
Physicists set new world record for qubit operation accuracy
Physicists at the University of Oxford have set a new global benchmark for the accuracy of controlling a single quantum bit, achieving the lowest-ever error rate for a quantum logic operation—just 0.000015%, or one error in 6.7 million operations. This record-breaking result represents nearly an order of magnitude improvement over the previous benchmark, set by the same research group a decade ago.


New Quantum Algorithm Factors Numbers With One Qubit
Quantum computers still can’t do much. Almost every time researchers have found something the high-tech machines should one day excel at, a classical algorithm comes along that can do it just as well on a regular computer. One notable exception? Taking apart numbers. In 1994, the mathematician Peter Shor devised an algorithm that would let quantum computers factor big numbers exponentially faster… Source
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