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🧪 BN Capacitance Estimator
Estimate top-gate and bottom-gate capacitance from hBN thickness using the parallel-plate model.
Relative Dielectric Constant ε
r
hBN ≈ 3–4, SiO₂ ≈ 3.9
Top BN Thickness
nm
Bottom BN Thickness
nm
C
tg
=
—
F/m²
📋
C
bg
=
—
F/m²
📋
C = ε₀·ε
r
/ d | ε₀ = 8.854×10⁻¹² F/m