We found a matchYour institution may have access to this item. Find your institution then sign in to continue.TitleDirac cones induced by accidental degeneracy in photonic crystals and zero-refractive-index materials.AuthorsHuang, Xueqin; Lai, Yun; Hang, Zhi Hong; Zheng, Huihuo; Chan, C. T.PublicationNature Materials, 2011, Vol 10, Issue 8, p582ISSN1476-1122Publication typearticleDOI10.1038/nmat3030