Figure 1
From: Casimir forces exerted by epsilon-near-zero hyperbolic materials

Re(\(\epsilon _\parallel\)) (black solid line), Im(\(\epsilon _\parallel\)) (red solid line), and \(1/|\epsilon _\parallel |^2\) (blue dashed line).
From: Casimir forces exerted by epsilon-near-zero hyperbolic materials

Re(\(\epsilon _\parallel\)) (black solid line), Im(\(\epsilon _\parallel\)) (red solid line), and \(1/|\epsilon _\parallel |^2\) (blue dashed line).