U+210F PLANCK CONSTANT OVER TWO PI

ℏ

Lowercase h with a bar through it, h-bar, the reduced Planck constant or Dirac constant in quantum physics.

Codepoint

U+210F

Name

PLANCK CONSTANT OVER TWO PI

Block

Letterlike Symbols

Script

Common

Category

Lowercase Letter (Ll)

Unicode version

1.1

Plane

BMP

HTML

ℏ ℏ

CSS

\210F

UTF-8

E2 84 8F

UTF-16

210F

UTF-32

0000210F

Also known as

Dirac constant, reduced Planck constant

Related characters

• ℎU+210EPLANCK CONSTANT
• ℐU+2110SCRIPT CAPITAL I
• ℍU+210DDOUBLE-STRUCK CAPITAL H
• ℑU+2111BLACK-LETTER CAPITAL I
• ℌU+210CBLACK-LETTER CAPITAL H
• ℒU+2112SCRIPT CAPITAL L
• ℋU+210BSCRIPT CAPITAL H
• ℓU+2113SCRIPT SMALL L
• ℊU+210ASCRIPT SMALL G
• ℔U+2114L B BAR SYMBOL
• ℉U+2109DEGREE FAHRENHEIT
• ℕU+2115DOUBLE-STRUCK CAPITAL N