Around a canopy-like freezer hung from the ceiling at a lab in the eastern Chinese city of Hefei, a group of scientists were busy installing one of the most intricate machines humankind had ever invented -- a quantum computer.
In the race to create a quantum computer that can outperform a classical one, a method using particles of light (photons) has taken a promising step forward. PAN Jianwei and LU Chaoyang, both at the University of Science and Technology of China, and their colleagues impro...