Extended Data Fig. 4: Illustration of the grids used to obtain the local dielectric constant. | Nature

Extended Data Fig. 4: Illustration of the grids used to obtain the local dielectric constant.

From: Spatially resolved steady-state negative capacitance

Extended Data Fig. 4

The electrostatic potential is computed at the points of a regular real space grid (blue dots). Then the local electric field components along x and z are computed from finite-difference derivatives at the points of two extra staggered regular grids (green and red points).

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