Quantum Optics

• Lensless imaging by entangled photons from quadratic nonlinear photonic crystals
  P. Xu*, H. Y. Leng, Z. H. Zhu, Y. F. Bai, H. Jin, Y. X. Gong, X. Q. Yu, Z. D. Xie, S. Y. Mu and S. N. Zhu

• Multicolor cerenkov conical beams generation by cascaded-χ(2) processes in radially poled nonlinear photonic crystals
  H. X. Li, S. Y. Mu, P. Xu*, M. L. Zhong, C. D. Chen, X. P. Hu, W. N. Cui, and S. N. Zhu

• Mode-locked biphoton generation by concurrent quasi-phase-matching

• Compact source of narrow-band counterpropagating polarization-entangled photon pairs using a single dual-periodically-poled crystal
  Y. X. Gong, Z. D. Xie, P. Xu*, X. Q. Yu, P. Xue, and S. N. Zhu

• Nonlinear generation of a neat semi-Gaussian laser beam with a transversely varying periodically-poled LiTaO3 crystal
  Y. L. Yin, X. J. Lv, L. N. Zhao, J. X. Cao, Y. Yuan, C. Zhang, H. Y. Leng, Z. D. Xie, P. Xu*, G. Zhao, S. N. Zhu

• Quantum Secure Direct Communication by Using Three-Dimensional Hyperentanglement
  J. Shi, Y. X. Gong, P. Xu*, S. N. Zhu, Y. B. Zhan

• On-chip steering of entangled photons in nonlinear photonic crystals
  H. Y. Leng, X. Q. Yu, Y. X. Gong, P. Xu*, Z. D. Xie, H. Jin, C. Zhang and S. N. Zhu

• Generation of frequency-correlated narrowband biphotons from four-wave mixing in cold atoms
  S. J. Yun, J. M. Wen, P. Xu*, M.? Min, and S. N. Zhu

• Broadband continuous-variable entanglement source using a chirped poling nonlinear crystal
  J. S. Zhao, L. Sun, X. Q. Yu, J. F. Wang, H. Y. Leng, Z. D. Xie, Y. L. Yin, P. Xu*, and S. N. Zhu

• Mode-coupling cerenkov sum-frequency-generation in a multimode planer waveguide
  C. D. Chen, J. Su, Y. Zhang, P. Xu*, X. P. Hu, G. Zhao, Y. H. Liu, X. J. Lv, and S. N. Zhu

• Simultaneous optical parametric oscillation and intracavity second-harmonic generation based on a hexagonally poled lithium tantalate
  P. Xu*, J. F. Wang, C. Li, Z. D. Xie, X. J. Lv, H. Y. Leng, J. S. Zhao and S. N. Zhu

• Compact high-power red-green-blue laser light source generation from a single lithium tantalate with cascaded domain modulation
  P. Xu*, L. N. Zhao, X. J. Lv, J. Lu, Y. Yuan, G. Zhao, and S. N. Zhu

• Scheme to generate continuous-variable quadripartite entanglement by intracavity down-conversion cascaded with double sum-frequency generations
  H. Y. Leng, J. F. Wang, Y. B. Yu, X. Q. Yu, P. Xu*, Z. D. Xie, J. S. Zhao, and S. N. Zhu

• Quadripartite entanglement from cascaded chi(2) nonlinear interactions
  J. F. Wang, J. S. Zhao, H. Y. Leng, X. Q. Yu, Z. D. Xie, Y. L. Yin, P. Xu* and S. N. Zhu

• Frequency self-doubling optical parametric amplification: noncollinear red–green–blue light source generation based on a hexagonally poled lithium tantalate
  P. Xu*, Z. D. Xie, H. Y. Leng, J. S. Zhao, J. F. Wang, X. Q. Yu, Y. Q. Qin, and S. N. Zhu

• Experimental studies of enhanced Raman scattering from a hexagonally poled LiTaO3 crystal
  P. Xu*, S. N. Zhu, X. Q. Yu, S. H. Ji, Z. D. Gao, G. Zhao, Y. Y. Zhu, and N. B. Ming

• Quasi-phase-matched generation of tunable blue light in a quasi-periodic structure
  P. Xu*, K. Li, G. Zhao, S. N. Zhu, Y. Du, S. H. Ji, Y. Y. Zhu, and N. B. Ming

• Conical Second Harmonic Generation in a 2D χ(2) Photonic Crystal-a Hexagonally Poled LiTaO3
  P. Xu, S. H. Ji, S. N. Zhu, X. Q. Yu, J. Sun, H. T. Wang, J. L. He, Y. Y. Zhu, and N. B. Ming