C. Shang, Y. Q. Fang, Q. Zhang, N. Z. Wang, Y. F. Wang, Z. Liu, B. Lei, F. B. Meng, L. K. Ma, T. Wu, Z. F. Wang, C. G. Zeng, F. Q. Huang, Z. Sun,X. H. Chen,Superconductivity in the metastable 1T′and 1T''' phases of MoS2 crystals,Phys. Rev. B,2018,98(18):184513. M. Z. Shi, N. Z. Wang, B. Lei, J. J. Ying, C. S. Zhu, Z. L. Sun, J. H. Cui, F. B. Meng, C. Shang, L. K. Ma,X. H. Chen,FeSe-based superconductors with a superconducting transition temperature of 50 K,New Journal of Physics,2018,20(12):123007. T. P. Ying, M. X. Wang, Z. Y. Zhao, Z. Z. Zhang, X. Y. Jia, Y. C. Li, B. Lei, Q. Li, Y. Yu, E. J. Cheng, Z. H. An, Y. Zhang, W. Yang, X. H. Chen, S. Y. Li,Discrete superconducting phases in FeSe-derived superconductors,Physical Review Letters,2018,121(20):207003. Y.J.Deng, Y.J.Yu, Y.C.Song, J.Z.Zhang, N.Z.Wang, Z.Y.Sun, Y.F.Yi, Y.Z.Wu, S.W.Wu, J.Y.Zhu, J.Wang, X.H.Chen, Y.B.Zhang,Gate-tunable Room-temperature Ferromagnetism in Two-dimensional Fe3GeTe2,Nature,2018,56394-99. F.Y.Yang, Z.C.Zhang, N.Z.Wang, G.J.Ye, W.K.Lou, X.Y.Zhou, K. Watanabe, T. Taniguchi, K.Chang, X.H.Chen,Y.B. Zhang,Quantum Hall Effect in Electron-Doped Black Phosphorus Field-Effect Transistors,Nano  Letters,2018,186611-6616. Y.Y.Li, Y.K. Weng, J.J.Zhang, J.F.Ding, Y.H. Zhu, Q.X.Wang, Y. Yang, Y.C. Cheng, Q. Zhang, P. Li, J.D. Lin, W. Chen, Y. Han, X.X.Zhang, L.Chen, X.Chen, J.S.Chen, S.Dong, X.H. Chen, T.Wu,Observation of superconductivity in structure-selected Ti2O3 thin films,NPG Asia Materials,2018,10522-532. Islam.A, Du.W, Pashaei.V, Jia. H,Wang.ZH, Lee. J, Ye. GJ, Chen. XH, Feng.PXL,Discerning Black Phosphorus Crystal Orientation and Anisotropy by Polarized Reflectance Measurement,Acs Applied Materials & Interfaces,2018,10(2):25629-25637. Liu.DF, Li.C, Huang. JW, Lei.B, Wang.L, Wu.XX, Shen.B, Gao.Q, Zhang.YX, Liu.X, Hu.Y, Xu.Y, Liang.AJ, Liu.J, Ai.P, Zhao.L, He.SL, Yu.L, Liu.GD, Mao.YY, Dong.XL, Jia.XW, Zhang.FF, Zhang.SJ, Yang.F, Wang. ZM, Peng.QJ, Shi.YG, Hu.JP, Xiang.T, Chen.XH, Xu.ZY, Chen.CT, Zhou.XJ,Orbital Origin of Extremely Anisotropic Superconducting Gap in Nematic Phase of FeSe Superconductor,Physical Review X,2018,8(3):031033. Ju.SL, Wu.MK, Yang.H, Wang.NZ, Zhang.YY, Wu.P, Wang.PD, Zhang.B, Mu.KJ, Li.YY, Guan. DD, Qian.D, Lu.F, Liu.DY, Wang.WH, Chen.XH, Sun.Z,Band Structures of Ultrathin Bi(110) Films on Black Phosphorus Substrates Using Angle-Resolved Photoemission Spectroscopy,Chinese Physics Letters,2018,35(7):077102. K. W. Zhang, C. L. Yang, B. Lei, P. C. Lu, X. B. Li, Z. Y. Jia, Y. H. Song, J. Sun, X. H. Chen, J. X. Li, S. C. Li,Unveiling the charge density wave inhomogeneity and pseudogap state in 1T-TiSe2,Sci. Bull,2018,63426-432.