Soongsil University

We investigated the electronic structures of the 5 $d$ Ruddlesden-Popper series Sr $_{n + 1}$ Ir $_{n}$ O $_{3 n + 1}$ ( $n$ =1, 2, and $\infty$ ) using optical spectroscopy and first-principles…

gr-qc2008★ 10 cited

Higher dimensional cosmological model with a phantom field

S. T. Hong, J. Lee, T. H. Lee +1

We consider a higher dimensional gravity theory with a negative kinetic energy scalar field and a cosmological constant. We find that the theory admits an exact cosmological soluti…

Bandwidth-Controlled Insulator-Metal Transition and Correlated Metallic State in 5d Transition Metal Oxides Srn+1​Irn​O3n+1​ (n=1, 2, and ∞)

Higher dimensional cosmological model with a phantom field

Bandwidth-Controlled Insulator-Metal Transition and Correlated Metallic State in 5 $d$ Transition Metal Oxides Sr $_{n + 1}$ Ir $_{n}$ O $_{3 n + 1}$ ( $n$ =1, 2, and $\infty$ )