Yi, CJLv, BQWu, QSFu, BBGao, XYang, MPeng, XLLi, MHuang, YBRichard, PShi, MLi, GYazyev, OVShi, YGQian, TDing, H2018-11-082018-11-082018-11-08201810.1103/PhysRevB.97.201107https://infoscience.epfl.ch/handle/20.500.14299/150690WOS:000432962700002Observation of a nodal chain with Dirac surface states in TiB2text::journal::journal article::research article