# ℏ U+210F PLANCK CONSTANT OVER TWO PI

- = reduced Planck constant, Dirac constant
- → [U+045B ћ CYRILLIC SMALL LETTER TSHE](/unicode/U+045B.md)
- ≈ [U+0127 ħ LATIN SMALL LETTER H WITH STROKE](/unicode/U+0127.md)