Fermi Surface

Interactive 3D visualization of Fermi surfaces extracted from electronic band structure data. Supports BXSF (XCrySDen/Quantum ESPRESSO), FRMSF (FermiSurfer), and IFermi's JSON format. Drag and drop files onto the viewer to load them.

🌐 IFermi🎨 FRMSF Color🔷 BXSF BXSF FRMSF JSON

🔷 cu_fs.bxsf.gz 📦

🌐 fs_BaFe2As2_reciprocal.json.gz 📦

🌐 fs_BaFe2As2_wigner.json.gz 📦

🎨 mgb2_b2pz.frmsf.gz 📦

🎨 mgb2_vfermi.frmsf.gz 📦

🎨 mgb2_vfz.frmsf.gz 📦

🔷 ni_fs.bxsf.gz 📦

🔷 ni_fsdw.bxsf.gz 📦

🔷 ni_fsup.bxsf.gz 📦

🎨 pb_vf3D.frmsf.gz 📦

🔷 pb.bxsf.gz 📦

🎨 srvo3_orb.frmsf.gz 📦

Drop Fermi Surface File

Supports BXSF, FRMSF, JSON (+ .gz)

Features

🔷 BXSF – XCrySDen/Quantum ESPRESSO files
🔶 FRMSF – FermiSurfer format
🎨 Property Coloring – band, velocity, or spin
✂️ Slicing – 2D cross-sections along any plane
🔬 Brillouin Zone – 1st BZ overlay with axes
📊 Real-time – adjust μ and see changes instantly