Acta Physica Sinica, Volume. 69, Issue 18, 180301-1(2020)
Fig. 1. Energy level of two-atoms system excited by one laser.
Fig. 2. Schematic of binary Rydberg energy with detuning: (a) The energy of a pair of atoms with and ; (b) the energy of a pair of atoms with different detuning and potentials[19].
Fig. 3. Spatially ordered components of the many-body states[3]: (a) Directly imaging result; (b) accumulative result of many measurements; (c) predicted result.
Fig. 4. (a) Tensor network form of the partition function for 1D Ising model; (b) tensor element for the partition function of 2D Ising model; (c) tensor network form of the partition function for 2D Ising model[26]
Fig. 5. Relationship between the specific heat and the reciprocal of the temperature[27].
Fig. 6. Parameters of single-photon source: (a) as a function of effective principle quantum number[30]. Coincidence count as a function of time decay is showed in the inset[30]; (b) normalized coincidence count as a function of time decay using quantum dots[28]; (c) normalized coincidence count of Hong-Ou-Mandel interference as a function of time decay with parallel and cross polarization respectively using quantum dots[28].
Fig. 7. Properties of quantum storage with different number of input photons
Fig. 8. Schematic of energy levels combined exciting state with ground state[4]: (a) Procedure of writing; (b) storage in the ground state; (c) procedure of read.
Fig. 9. Scheme of imaging process and simulated results[6]: (a) Scheme of single-atom imaging process; (b) absorption of probe light without control light; (c) absorption of probe light with control light.
Fig. 12. Quantum simulation in two dimensions[63]: (a) Collective Rabi oscillation with different number of atoms; (c) Rydberg fraction of the systems with 20 atoms; (d) Rydberg fraction of the systems with 28 atoms.
Fig. 13. Many-atom quantum simulation in one dimension[9]: (a) Predicted results of evolution with different interaction; (b) experimental results of evolution with different interaction; (c) ground-state probability as a function of system size; (d) number of states with identical number of occurrences.
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Zheng-Yuan Zhang, Tian-Yi Zhang, Zong-Kai Liu, Dong-Sheng Ding, Bao-Sen Shi.
Received: May. 2, 2020
Accepted: --
Published Online: Jan. 5, 2021
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