Interactive d-Spacing Calculator

Calculate and compare interplanar spacing for different crystallographic planes. Essential for understanding X-ray diffraction patterns and crystal structure analysis.

Crystal System

Lattice Parameters

a (Å): b (Å): c (Å):

α (°): β (°): γ (°):

Add Plane (hkl)

h: k: l:

Enter Miller indices for the plane you want to analyze

Quick Examples

Comparison Results

About d-Spacing

The d-spacing (d_hkl) is the distance between parallel crystallographic planes with Miller indices (hkl). This parameter is fundamental in X-ray diffraction (XRD), determining the diffraction angles via Bragg's Law. Larger d-spacings correspond to lower-angle diffraction peaks.

Add crystallographic planes to compare their d-spacing values

Bragg's Law Calculator

Calculate diffraction angle from d-spacing: nλ = 2d_hklsin(θ)

X-ray wavelength (Å):

Cu Kα: 1.54 Å, Mo Kα: 0.71 Å

Order (n):

Select a plane to calculate diffraction angle

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