The Jahn-Teller Effect ·
Degeneracy Forces Distortion
un
seel
.com · octahedral Cu²⁺ (d⁹) elongates · E
JT
≈ 1,500 cm⁻¹
Geometry
O
h
e
g
split Δ
0
Stage
symmetric octahedron
Cu²⁺ (d⁹) center
Ligand (equatorial)
Ligand (axial, elongates)
e
g
orbitals (d
z²
, d
x²−y²
)
energy lowered
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.com · The Jahn-Teller Effect