L. Chen, R. Li, N. Yang, D. Chen, and L. Li, “Optical modes in PT-symmetric double-channel waveguides,” Proc. Romanian Acad. A13, 46–54 (2012).

S. Nixon, L. Ge, and J. Yang, “Stability analysis for solitons in PT-symmetric optical lattices,” Phys. Rev. A85(2), 023822 (2012).

[CrossRef]

S. Liu, C. Ma, Y. Zhang, and K. Lu, “Bragg gap solitons in PT symmetric lattices with competing nonlinearity,” Opt. Commun.285(7), 1934–1939 (2012).

[CrossRef]

D. A. Zezyulin and V. V. Konotop, “Nonlinear Modes in Finite-Dimensional PT -Symmetric Systems,” Phys. Rev. Lett.108(21), 213906 (2012).

[CrossRef]

Y. He, X. Zhu, D. Mihalache, J. Liu, and Z. Chen, “Lattices solitons in PT-Symmetric mixed linear-nonlinear optical lattices,” Phys. Rev. A85(1), 013831 (2012).

[CrossRef]

Y. He, X. Zhu, D. Mihalache, J. Liu, and Z. Chen, “Solitons in PT-symmetric optical lattices with spatially periodic modulation of nonlinearity,” Opt. Commun.285(15), 3320–3324 (2012).

[CrossRef]

S. Hu, X. Ma, D. Lu, Y. Zheng, and W. Hu, “Defect solitons in parity-time-symmetric optical lattices with nonlocal nonlinearity,” Phys. Rev. A85(4), 043826 (2012).

[CrossRef]

G. Hwang, T. I. Akylas, and J. Yang, “Solitary Waves and Their Linear Stability in Nonlinear Lattices,” Stud. Appl. Math.128(3), 275–298 (2012).

[CrossRef]

Y. V. Kartashov, B. A. Malomed, and L. Torner, “Solitons in nonlinear lattices,” Rev. Mod. Phys.83(1), 247–306 (2011).

[CrossRef]

H. Wang and J. Wang, “Defect solitons in parity-time periodic potentials,” Opt. Express19(5), 4030–4035 (2011).

[CrossRef]
[PubMed]

X. Zhu, H. Wang, L. X. Zheng, H. G. Li, and Y. J. He, “Gap solitons in parity-time complex periodic optical lattices with the real part of superlattices,” Opt. Lett.36(14), 2680–2682 (2011).

[CrossRef]
[PubMed]

H. Li, Z. Shi, X. Jiang, and X. Zhu, “Gray solitons in parity-time symmetric potentials,” Opt. Lett.36(16), 3290–3292 (2011).

[CrossRef]
[PubMed]

Z. Shi, X. Jiang, X. Zhu, and H. Li, “Bright spatial solitons in defousing Kerr media with PT-symmetric potentials,” Phys. Rev. A84(5), 053855 (2011).

[CrossRef]

F. Kh. Abdullaev, Y. V. Kartashov, V. V. Konotop, and D. A. Zezyulin, “Solitons in PT-Symmetric nonlinear lattices,” Phys. Rev. A83(4), 041805 (2011).

[CrossRef]

R. Driben and B. A. Malomed, “Stability of solitons in parity-time-symmetric couplers,” Opt. Lett.36(22), 4323–4325 (2011).

[CrossRef]
[PubMed]

K. G. Makris, R. El-Ganainy, D. N. Christodoulides, and Z. H. Musslimani, “PT-symmetric optical lattices,” Phys. Rev. A81(6), 063807 (2010).

C. E. Rüter, K. G. Makris, R. Ganainy, D. N. Christodoulides, M. Segev, and D. Kip, “Observation of parity-time symmetry in optics,” Nat. Phys.6, 192–195 (2010).

K. Zhou, Z. Guo, J. Wang, and S. Liu, “Defect modes in defective parity-time symmetric periodic complex potentials,” Opt. Lett.35(17), 2928–2930 (2010).

[CrossRef]
[PubMed]

H. Sakaguchi and B. A. Malomed, “Solitons in combined linear and nonlinear lattice potentials,” Phys. Rev. A81(1), 013624 (2010).

[CrossRef]

Y. He, D. Mihalache, and B. Hu, “Soliton drift, rebound, penetration, and trapping at the interface between media with uniform and spatially modulated nonlinearities,” Opt. Lett.35(10), 1716–1718 (2010).

[CrossRef]
[PubMed]

A. Guo, G. J. Salamo, D. Duchesne, R. Morandotti, M. Volatier-Ravat, V. Aimez, G. A. Siviloglou, and D. N. Christodoulides, “Observation of PT-symmetry Breaking in Complex Optical Potentials,” Phys. Rev. Lett.103(9), 093902 (2009).

[CrossRef]
[PubMed]

O. Bendix, R. Fleischmann, T. Kottos, and B. Shapiro, “Exponentially Fragile PT Symmetry in Lattices with Localized Eigenmodes,” Phys. Rev. Lett.103(3), 030402 (2009).

[CrossRef]
[PubMed]

Z. H. Musslimani, K. G. Makris, R. El-Ganainy, and D. N. Christodoulides, “Optical Solitons in PT Periodic Potentials,” Phys. Rev. Lett.100(3), 030402 (2008).

[CrossRef]
[PubMed]

K. G. Makris, R. EI-Ganainy, D. N. Christodoulides, and Z. H. Musslimani, “Beam Dynanics in PT Symmetric Optical Lattices,” Phys. Rev. Lett.100, 103904 (2008).

Y. V. Kartashov, V. A. Vysloukh, and L. Torner, “Soliton modes, stability, and drift in optical lattices with spatially modulated nonlinearity,” Opt. Lett.33(15), 1747–1749 (2008).

[CrossRef]
[PubMed]

F. Ye, Y. V. Kartashov, and L. Torner, “Nonlocal surface dipoles and vortices,” Phys. Rev. A77(3), 033829 (2008).

[CrossRef]

Y. V. Kartashov, L. Torner, and V. A. Vysloukh, “Lattice-supported surface solitons in nonlocal nonlinear media,” Opt. Lett.31(17), 2595–2597 (2006).

[CrossRef]
[PubMed]

D. Blömer, A. Szameit, F. Dreisow, T. Schreiber, S. Nolte, and A. Tünnermann, “Nonlinear refractive index of fs-laser-written waveguides in fused silica,” Opt. Express14(6), 2151–2157 (2006).

[CrossRef]
[PubMed]

Z. Xu, Y. V. Kartashov, and L. Torner, “Soliton mobility in nonlocal optical lattices,” Phys. Rev. Lett.95(11), 113901 (2005).

[CrossRef]
[PubMed]

H. Sakaguchi and B. A. Malomed, “Matter-wave solitons in nonlinear optical lattices,” Phys. Rev. E Stat. Nonlin. Soft Matter Phys.72(4), 046610 (2005).

[CrossRef]
[PubMed]

M. J. Ablowitz and Z. H. Musslimani, “Spectral renormalization method for computing self-localized solutions to nonlinear systems,” Opt. Lett.30(16), 2140–2142 (2005).

[CrossRef]
[PubMed]

M. Theis, G. Thalhammer, K. Winkler, M. Hellwig, G. Ruff, R. Grimm, and J. Hecker Denschlag, “Tuning the Scattering Length with an Optically Induced Feshbach Resonance,” Phys. Rev. Lett.93(12), 123001 (2004).

[CrossRef]
[PubMed]

C. M. Bender and S. Boettcher, “Real Spectra in Non-Hermitian Hamiltonians Having PT Symmetry,” Phys. Rev. Lett.80(24), 5243–5246 (1998).

[CrossRef]

F. Kh. Abdullaev, Y. V. Kartashov, V. V. Konotop, and D. A. Zezyulin, “Solitons in PT-Symmetric nonlinear lattices,” Phys. Rev. A83(4), 041805 (2011).

[CrossRef]

A. Guo, G. J. Salamo, D. Duchesne, R. Morandotti, M. Volatier-Ravat, V. Aimez, G. A. Siviloglou, and D. N. Christodoulides, “Observation of PT-symmetry Breaking in Complex Optical Potentials,” Phys. Rev. Lett.103(9), 093902 (2009).

[CrossRef]
[PubMed]

G. Hwang, T. I. Akylas, and J. Yang, “Solitary Waves and Their Linear Stability in Nonlinear Lattices,” Stud. Appl. Math.128(3), 275–298 (2012).

[CrossRef]

C. M. Bender and S. Boettcher, “Real Spectra in Non-Hermitian Hamiltonians Having PT Symmetry,” Phys. Rev. Lett.80(24), 5243–5246 (1998).

[CrossRef]

O. Bendix, R. Fleischmann, T. Kottos, and B. Shapiro, “Exponentially Fragile PT Symmetry in Lattices with Localized Eigenmodes,” Phys. Rev. Lett.103(3), 030402 (2009).

[CrossRef]
[PubMed]

C. M. Bender and S. Boettcher, “Real Spectra in Non-Hermitian Hamiltonians Having PT Symmetry,” Phys. Rev. Lett.80(24), 5243–5246 (1998).

[CrossRef]

L. Chen, R. Li, N. Yang, D. Chen, and L. Li, “Optical modes in PT-symmetric double-channel waveguides,” Proc. Romanian Acad. A13, 46–54 (2012).

L. Chen, R. Li, N. Yang, D. Chen, and L. Li, “Optical modes in PT-symmetric double-channel waveguides,” Proc. Romanian Acad. A13, 46–54 (2012).

Y. He, X. Zhu, D. Mihalache, J. Liu, and Z. Chen, “Lattices solitons in PT-Symmetric mixed linear-nonlinear optical lattices,” Phys. Rev. A85(1), 013831 (2012).

[CrossRef]

Y. He, X. Zhu, D. Mihalache, J. Liu, and Z. Chen, “Solitons in PT-symmetric optical lattices with spatially periodic modulation of nonlinearity,” Opt. Commun.285(15), 3320–3324 (2012).

[CrossRef]

K. G. Makris, R. El-Ganainy, D. N. Christodoulides, and Z. H. Musslimani, “PT-symmetric optical lattices,” Phys. Rev. A81(6), 063807 (2010).

C. E. Rüter, K. G. Makris, R. Ganainy, D. N. Christodoulides, M. Segev, and D. Kip, “Observation of parity-time symmetry in optics,” Nat. Phys.6, 192–195 (2010).

A. Guo, G. J. Salamo, D. Duchesne, R. Morandotti, M. Volatier-Ravat, V. Aimez, G. A. Siviloglou, and D. N. Christodoulides, “Observation of PT-symmetry Breaking in Complex Optical Potentials,” Phys. Rev. Lett.103(9), 093902 (2009).

[CrossRef]
[PubMed]

Z. H. Musslimani, K. G. Makris, R. El-Ganainy, and D. N. Christodoulides, “Optical Solitons in PT Periodic Potentials,” Phys. Rev. Lett.100(3), 030402 (2008).

[CrossRef]
[PubMed]

K. G. Makris, R. EI-Ganainy, D. N. Christodoulides, and Z. H. Musslimani, “Beam Dynanics in PT Symmetric Optical Lattices,” Phys. Rev. Lett.100, 103904 (2008).

A. Guo, G. J. Salamo, D. Duchesne, R. Morandotti, M. Volatier-Ravat, V. Aimez, G. A. Siviloglou, and D. N. Christodoulides, “Observation of PT-symmetry Breaking in Complex Optical Potentials,” Phys. Rev. Lett.103(9), 093902 (2009).

[CrossRef]
[PubMed]

K. G. Makris, R. EI-Ganainy, D. N. Christodoulides, and Z. H. Musslimani, “Beam Dynanics in PT Symmetric Optical Lattices,” Phys. Rev. Lett.100, 103904 (2008).

K. G. Makris, R. El-Ganainy, D. N. Christodoulides, and Z. H. Musslimani, “PT-symmetric optical lattices,” Phys. Rev. A81(6), 063807 (2010).

Z. H. Musslimani, K. G. Makris, R. El-Ganainy, and D. N. Christodoulides, “Optical Solitons in PT Periodic Potentials,” Phys. Rev. Lett.100(3), 030402 (2008).

[CrossRef]
[PubMed]

O. Bendix, R. Fleischmann, T. Kottos, and B. Shapiro, “Exponentially Fragile PT Symmetry in Lattices with Localized Eigenmodes,” Phys. Rev. Lett.103(3), 030402 (2009).

[CrossRef]
[PubMed]

C. E. Rüter, K. G. Makris, R. Ganainy, D. N. Christodoulides, M. Segev, and D. Kip, “Observation of parity-time symmetry in optics,” Nat. Phys.6, 192–195 (2010).

S. Nixon, L. Ge, and J. Yang, “Stability analysis for solitons in PT-symmetric optical lattices,” Phys. Rev. A85(2), 023822 (2012).

[CrossRef]

M. Theis, G. Thalhammer, K. Winkler, M. Hellwig, G. Ruff, R. Grimm, and J. Hecker Denschlag, “Tuning the Scattering Length with an Optically Induced Feshbach Resonance,” Phys. Rev. Lett.93(12), 123001 (2004).

[CrossRef]
[PubMed]

A. Guo, G. J. Salamo, D. Duchesne, R. Morandotti, M. Volatier-Ravat, V. Aimez, G. A. Siviloglou, and D. N. Christodoulides, “Observation of PT-symmetry Breaking in Complex Optical Potentials,” Phys. Rev. Lett.103(9), 093902 (2009).

[CrossRef]
[PubMed]

Y. He, X. Zhu, D. Mihalache, J. Liu, and Z. Chen, “Solitons in PT-symmetric optical lattices with spatially periodic modulation of nonlinearity,” Opt. Commun.285(15), 3320–3324 (2012).

[CrossRef]

Y. He, X. Zhu, D. Mihalache, J. Liu, and Z. Chen, “Lattices solitons in PT-Symmetric mixed linear-nonlinear optical lattices,” Phys. Rev. A85(1), 013831 (2012).

[CrossRef]

Y. He, D. Mihalache, and B. Hu, “Soliton drift, rebound, penetration, and trapping at the interface between media with uniform and spatially modulated nonlinearities,” Opt. Lett.35(10), 1716–1718 (2010).

[CrossRef]
[PubMed]

M. Theis, G. Thalhammer, K. Winkler, M. Hellwig, G. Ruff, R. Grimm, and J. Hecker Denschlag, “Tuning the Scattering Length with an Optically Induced Feshbach Resonance,” Phys. Rev. Lett.93(12), 123001 (2004).

[CrossRef]
[PubMed]

M. Theis, G. Thalhammer, K. Winkler, M. Hellwig, G. Ruff, R. Grimm, and J. Hecker Denschlag, “Tuning the Scattering Length with an Optically Induced Feshbach Resonance,” Phys. Rev. Lett.93(12), 123001 (2004).

[CrossRef]
[PubMed]

S. Hu, X. Ma, D. Lu, Y. Zheng, and W. Hu, “Defect solitons in parity-time-symmetric optical lattices with nonlocal nonlinearity,” Phys. Rev. A85(4), 043826 (2012).

[CrossRef]

S. Hu, X. Ma, D. Lu, Y. Zheng, and W. Hu, “Defect solitons in parity-time-symmetric optical lattices with nonlocal nonlinearity,” Phys. Rev. A85(4), 043826 (2012).

[CrossRef]

G. Hwang, T. I. Akylas, and J. Yang, “Solitary Waves and Their Linear Stability in Nonlinear Lattices,” Stud. Appl. Math.128(3), 275–298 (2012).

[CrossRef]

H. Li, Z. Shi, X. Jiang, and X. Zhu, “Gray solitons in parity-time symmetric potentials,” Opt. Lett.36(16), 3290–3292 (2011).

[CrossRef]
[PubMed]

Z. Shi, X. Jiang, X. Zhu, and H. Li, “Bright spatial solitons in defousing Kerr media with PT-symmetric potentials,” Phys. Rev. A84(5), 053855 (2011).

[CrossRef]

F. Kh. Abdullaev, Y. V. Kartashov, V. V. Konotop, and D. A. Zezyulin, “Solitons in PT-Symmetric nonlinear lattices,” Phys. Rev. A83(4), 041805 (2011).

[CrossRef]

Y. V. Kartashov, B. A. Malomed, and L. Torner, “Solitons in nonlinear lattices,” Rev. Mod. Phys.83(1), 247–306 (2011).

[CrossRef]

Y. V. Kartashov, V. A. Vysloukh, and L. Torner, “Soliton modes, stability, and drift in optical lattices with spatially modulated nonlinearity,” Opt. Lett.33(15), 1747–1749 (2008).

[CrossRef]
[PubMed]

F. Ye, Y. V. Kartashov, and L. Torner, “Nonlocal surface dipoles and vortices,” Phys. Rev. A77(3), 033829 (2008).

[CrossRef]

Y. V. Kartashov, L. Torner, and V. A. Vysloukh, “Lattice-supported surface solitons in nonlocal nonlinear media,” Opt. Lett.31(17), 2595–2597 (2006).

[CrossRef]
[PubMed]

Z. Xu, Y. V. Kartashov, and L. Torner, “Soliton mobility in nonlocal optical lattices,” Phys. Rev. Lett.95(11), 113901 (2005).

[CrossRef]
[PubMed]

C. E. Rüter, K. G. Makris, R. Ganainy, D. N. Christodoulides, M. Segev, and D. Kip, “Observation of parity-time symmetry in optics,” Nat. Phys.6, 192–195 (2010).

D. A. Zezyulin and V. V. Konotop, “Nonlinear Modes in Finite-Dimensional PT -Symmetric Systems,” Phys. Rev. Lett.108(21), 213906 (2012).

[CrossRef]

F. Kh. Abdullaev, Y. V. Kartashov, V. V. Konotop, and D. A. Zezyulin, “Solitons in PT-Symmetric nonlinear lattices,” Phys. Rev. A83(4), 041805 (2011).

[CrossRef]

O. Bendix, R. Fleischmann, T. Kottos, and B. Shapiro, “Exponentially Fragile PT Symmetry in Lattices with Localized Eigenmodes,” Phys. Rev. Lett.103(3), 030402 (2009).

[CrossRef]
[PubMed]

Z. Shi, X. Jiang, X. Zhu, and H. Li, “Bright spatial solitons in defousing Kerr media with PT-symmetric potentials,” Phys. Rev. A84(5), 053855 (2011).

[CrossRef]

H. Li, Z. Shi, X. Jiang, and X. Zhu, “Gray solitons in parity-time symmetric potentials,” Opt. Lett.36(16), 3290–3292 (2011).

[CrossRef]
[PubMed]

L. Chen, R. Li, N. Yang, D. Chen, and L. Li, “Optical modes in PT-symmetric double-channel waveguides,” Proc. Romanian Acad. A13, 46–54 (2012).

L. Chen, R. Li, N. Yang, D. Chen, and L. Li, “Optical modes in PT-symmetric double-channel waveguides,” Proc. Romanian Acad. A13, 46–54 (2012).

Y. He, X. Zhu, D. Mihalache, J. Liu, and Z. Chen, “Lattices solitons in PT-Symmetric mixed linear-nonlinear optical lattices,” Phys. Rev. A85(1), 013831 (2012).

[CrossRef]

Y. He, X. Zhu, D. Mihalache, J. Liu, and Z. Chen, “Solitons in PT-symmetric optical lattices with spatially periodic modulation of nonlinearity,” Opt. Commun.285(15), 3320–3324 (2012).

[CrossRef]

S. Liu, C. Ma, Y. Zhang, and K. Lu, “Bragg gap solitons in PT symmetric lattices with competing nonlinearity,” Opt. Commun.285(7), 1934–1939 (2012).

[CrossRef]

K. Zhou, Z. Guo, J. Wang, and S. Liu, “Defect modes in defective parity-time symmetric periodic complex potentials,” Opt. Lett.35(17), 2928–2930 (2010).

[CrossRef]
[PubMed]

S. Hu, X. Ma, D. Lu, Y. Zheng, and W. Hu, “Defect solitons in parity-time-symmetric optical lattices with nonlocal nonlinearity,” Phys. Rev. A85(4), 043826 (2012).

[CrossRef]

S. Liu, C. Ma, Y. Zhang, and K. Lu, “Bragg gap solitons in PT symmetric lattices with competing nonlinearity,” Opt. Commun.285(7), 1934–1939 (2012).

[CrossRef]

S. Liu, C. Ma, Y. Zhang, and K. Lu, “Bragg gap solitons in PT symmetric lattices with competing nonlinearity,” Opt. Commun.285(7), 1934–1939 (2012).

[CrossRef]

S. Hu, X. Ma, D. Lu, Y. Zheng, and W. Hu, “Defect solitons in parity-time-symmetric optical lattices with nonlocal nonlinearity,” Phys. Rev. A85(4), 043826 (2012).

[CrossRef]

C. E. Rüter, K. G. Makris, R. Ganainy, D. N. Christodoulides, M. Segev, and D. Kip, “Observation of parity-time symmetry in optics,” Nat. Phys.6, 192–195 (2010).

K. G. Makris, R. El-Ganainy, D. N. Christodoulides, and Z. H. Musslimani, “PT-symmetric optical lattices,” Phys. Rev. A81(6), 063807 (2010).

Z. H. Musslimani, K. G. Makris, R. El-Ganainy, and D. N. Christodoulides, “Optical Solitons in PT Periodic Potentials,” Phys. Rev. Lett.100(3), 030402 (2008).

[CrossRef]
[PubMed]

K. G. Makris, R. EI-Ganainy, D. N. Christodoulides, and Z. H. Musslimani, “Beam Dynanics in PT Symmetric Optical Lattices,” Phys. Rev. Lett.100, 103904 (2008).

R. Driben and B. A. Malomed, “Stability of solitons in parity-time-symmetric couplers,” Opt. Lett.36(22), 4323–4325 (2011).

[CrossRef]
[PubMed]

Y. V. Kartashov, B. A. Malomed, and L. Torner, “Solitons in nonlinear lattices,” Rev. Mod. Phys.83(1), 247–306 (2011).

[CrossRef]

H. Sakaguchi and B. A. Malomed, “Solitons in combined linear and nonlinear lattice potentials,” Phys. Rev. A81(1), 013624 (2010).

[CrossRef]

H. Sakaguchi and B. A. Malomed, “Matter-wave solitons in nonlinear optical lattices,” Phys. Rev. E Stat. Nonlin. Soft Matter Phys.72(4), 046610 (2005).

[CrossRef]
[PubMed]

Y. He, X. Zhu, D. Mihalache, J. Liu, and Z. Chen, “Solitons in PT-symmetric optical lattices with spatially periodic modulation of nonlinearity,” Opt. Commun.285(15), 3320–3324 (2012).

[CrossRef]

Y. He, X. Zhu, D. Mihalache, J. Liu, and Z. Chen, “Lattices solitons in PT-Symmetric mixed linear-nonlinear optical lattices,” Phys. Rev. A85(1), 013831 (2012).

[CrossRef]

Y. He, D. Mihalache, and B. Hu, “Soliton drift, rebound, penetration, and trapping at the interface between media with uniform and spatially modulated nonlinearities,” Opt. Lett.35(10), 1716–1718 (2010).

[CrossRef]
[PubMed]

A. Guo, G. J. Salamo, D. Duchesne, R. Morandotti, M. Volatier-Ravat, V. Aimez, G. A. Siviloglou, and D. N. Christodoulides, “Observation of PT-symmetry Breaking in Complex Optical Potentials,” Phys. Rev. Lett.103(9), 093902 (2009).

[CrossRef]
[PubMed]

K. G. Makris, R. El-Ganainy, D. N. Christodoulides, and Z. H. Musslimani, “PT-symmetric optical lattices,” Phys. Rev. A81(6), 063807 (2010).

K. G. Makris, R. EI-Ganainy, D. N. Christodoulides, and Z. H. Musslimani, “Beam Dynanics in PT Symmetric Optical Lattices,” Phys. Rev. Lett.100, 103904 (2008).

Z. H. Musslimani, K. G. Makris, R. El-Ganainy, and D. N. Christodoulides, “Optical Solitons in PT Periodic Potentials,” Phys. Rev. Lett.100(3), 030402 (2008).

[CrossRef]
[PubMed]

M. J. Ablowitz and Z. H. Musslimani, “Spectral renormalization method for computing self-localized solutions to nonlinear systems,” Opt. Lett.30(16), 2140–2142 (2005).

[CrossRef]
[PubMed]

S. Nixon, L. Ge, and J. Yang, “Stability analysis for solitons in PT-symmetric optical lattices,” Phys. Rev. A85(2), 023822 (2012).

[CrossRef]

M. Theis, G. Thalhammer, K. Winkler, M. Hellwig, G. Ruff, R. Grimm, and J. Hecker Denschlag, “Tuning the Scattering Length with an Optically Induced Feshbach Resonance,” Phys. Rev. Lett.93(12), 123001 (2004).

[CrossRef]
[PubMed]

C. E. Rüter, K. G. Makris, R. Ganainy, D. N. Christodoulides, M. Segev, and D. Kip, “Observation of parity-time symmetry in optics,” Nat. Phys.6, 192–195 (2010).

H. Sakaguchi and B. A. Malomed, “Solitons in combined linear and nonlinear lattice potentials,” Phys. Rev. A81(1), 013624 (2010).

[CrossRef]

H. Sakaguchi and B. A. Malomed, “Matter-wave solitons in nonlinear optical lattices,” Phys. Rev. E Stat. Nonlin. Soft Matter Phys.72(4), 046610 (2005).

[CrossRef]
[PubMed]

A. Guo, G. J. Salamo, D. Duchesne, R. Morandotti, M. Volatier-Ravat, V. Aimez, G. A. Siviloglou, and D. N. Christodoulides, “Observation of PT-symmetry Breaking in Complex Optical Potentials,” Phys. Rev. Lett.103(9), 093902 (2009).

[CrossRef]
[PubMed]

C. E. Rüter, K. G. Makris, R. Ganainy, D. N. Christodoulides, M. Segev, and D. Kip, “Observation of parity-time symmetry in optics,” Nat. Phys.6, 192–195 (2010).

O. Bendix, R. Fleischmann, T. Kottos, and B. Shapiro, “Exponentially Fragile PT Symmetry in Lattices with Localized Eigenmodes,” Phys. Rev. Lett.103(3), 030402 (2009).

[CrossRef]
[PubMed]

Z. Shi, X. Jiang, X. Zhu, and H. Li, “Bright spatial solitons in defousing Kerr media with PT-symmetric potentials,” Phys. Rev. A84(5), 053855 (2011).

[CrossRef]

H. Li, Z. Shi, X. Jiang, and X. Zhu, “Gray solitons in parity-time symmetric potentials,” Opt. Lett.36(16), 3290–3292 (2011).

[CrossRef]
[PubMed]

A. Guo, G. J. Salamo, D. Duchesne, R. Morandotti, M. Volatier-Ravat, V. Aimez, G. A. Siviloglou, and D. N. Christodoulides, “Observation of PT-symmetry Breaking in Complex Optical Potentials,” Phys. Rev. Lett.103(9), 093902 (2009).

[CrossRef]
[PubMed]

M. Theis, G. Thalhammer, K. Winkler, M. Hellwig, G. Ruff, R. Grimm, and J. Hecker Denschlag, “Tuning the Scattering Length with an Optically Induced Feshbach Resonance,” Phys. Rev. Lett.93(12), 123001 (2004).

[CrossRef]
[PubMed]

M. Theis, G. Thalhammer, K. Winkler, M. Hellwig, G. Ruff, R. Grimm, and J. Hecker Denschlag, “Tuning the Scattering Length with an Optically Induced Feshbach Resonance,” Phys. Rev. Lett.93(12), 123001 (2004).

[CrossRef]
[PubMed]

Y. V. Kartashov, B. A. Malomed, and L. Torner, “Solitons in nonlinear lattices,” Rev. Mod. Phys.83(1), 247–306 (2011).

[CrossRef]

Y. V. Kartashov, V. A. Vysloukh, and L. Torner, “Soliton modes, stability, and drift in optical lattices with spatially modulated nonlinearity,” Opt. Lett.33(15), 1747–1749 (2008).

[CrossRef]
[PubMed]

F. Ye, Y. V. Kartashov, and L. Torner, “Nonlocal surface dipoles and vortices,” Phys. Rev. A77(3), 033829 (2008).

[CrossRef]

Y. V. Kartashov, L. Torner, and V. A. Vysloukh, “Lattice-supported surface solitons in nonlocal nonlinear media,” Opt. Lett.31(17), 2595–2597 (2006).

[CrossRef]
[PubMed]

Z. Xu, Y. V. Kartashov, and L. Torner, “Soliton mobility in nonlocal optical lattices,” Phys. Rev. Lett.95(11), 113901 (2005).

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