ACOUSTIC METAMATERIALS & CAM
Phononic Crystal Wave Bandgap & Lattice Calculator
Calculate Bragg scattering complete elastic bandgap frequencies ($f_{ ext{Bragg}}$), normalized gap width ($\Delta f / f_0$), filling fraction ($\Phi$), and minimum ligament thickness for 2D laser-cut acoustic metamaterial lattices.
1. Lattice & Material Configuration
Center-to-center distance between adjacent scattering inclusions.
Radius of circular void or secondary scatterer cylinder.
CAM toolpath offset compensation.
2. Bandgap & Dispersion Output
Bandgap Center Freq (f0)
105.3kHz
Complete Bandgap Range
88 - 122kHz
Normalized Gap Ratio (Δf/f0)
32.3%
Filling Fraction (Φ)
42.2%
Min Ligament Wall (W)
4.00mm
CAM Tool Offset Radius
5.61mm
Prepress Guide: Read our comprehensive Phononic Crystal Acoustic Metamaterial Prepress Guide for unit cell symmetry rules, Brillouin zone CAM generation, and closed polygon vector DXF export.
Need Precision Vector DXF/SVG Files for Phononic Metamaterials?
Convert raster schematics and mathematical unit cell drawings into clean, closed, tangential-arc vector files ready for CNC laser micro-machining and wire EDM cutting.
Convert Vector on SpotItLive