Drastic increase of channel capacity in quantum secure direct communication using masking

SCIENCE BULLETIN

ELSEVIER

1. KeyArea Research and Development Program of Guangdong Province [2018B030325002]
2. National Key Research and Development Program of China [2017YFA0303700]
3. National Natural Science Foundation of China [11974205]
4. Beijing Advanced Innovation Center for Future Chip (ICFC)
5. Tsinghua University Initiative Scientific Research Program