Demonstration of quantum permutation algorithm with a single photon ququart

@inproceedings{Wang2015DemonstrationOQ,
  title={Demonstration of quantum permutation algorithm with a single photon ququart},
  author={Feiran Wang and Yunlong Wang and Ruifeng Liu and Dongxu Chen and Pei Zhang and Hong Gao and Fuli Li},
  booktitle={2015 11th Conference on Lasers and Electro-Optics Pacific Rim (CLEO-PR)},
  year={2015}
}
We report an experiment to demonstrate a quantum permutation determining algorithm by employing photon polarization and spatial modes. This work displays the remarkable speedup of quantum algorithm and strong universality in quantum computation.