Light-based quantum technologies, such as quantum communication and photonic quantum computing, require reliable sources of individual photons and, ideally, pairs of entangled photons. Semiconductor ...
Quantum computers work by applying quantum operations, such as quantum gates, to delicate quantum states. Ideally, quantum ...
Physicists at Boston University have achieved what amounts to a long-sought benchmark in quantum measurement: detecting the ...
The errors that quantum computers make are holding the technology back. But recent progress in quantum error correction has ...
Scientists have developed a new way to manufacture semiconductor quantum dots that emit faster ...
A method to make quantum dots lets them release single photons. The approach could support quantum communication systems.
Researchers have developed a new protocol for characterizing quantum gate errors, paving the way toward more reliable quantum simulations and fault-tolerant quantum computing. Researchers have ...
This diagram illustrates how the team reduces quantum circuit complexity in machine learning using three encoding methods—variational, genetic, and matrix product state algorithms. All methods ...
Researchers at the University of Waterloo have produced experimental evidence that quantum-level effects can alter the ...