Planck Constant ℎ

U+210E
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Symbol Meaning

The “Planck Constant” is one of the fundamental measurements of quantum theory. It has a precisely fixed value and it describes the relationship between the energy of a quantum and its frequency.

To denote the Planck constant, the lowercase italic Latin letter “h” is used. Unicode offers a special symbol for this physical quantity with the same name. Use the “Planck Constant” symbol from Letterlike Symbols2100–214F for writing formulas, calculations, examples, and texts on such topics as physics and mathematics.

The symbol “Planck Constant” is included in the “Letterlike symbols” subblock of the “Letterlike Symbols” block and was approved as part of Unicode version 1.1 in 1993.

Text is also available in the following languages: Español; Русский;

Synonyms

height, specific enthalpy, ....

Unicode Name Planck Constant
Unicode Number
HTML Code
CSS Code
Entity ℎ
Unicode Block Letterlike Symbols
Unicode Subblock Letterlike symbols
Unicode Version 1.1 (1993)
Version 1.1
Block Letterlike Symbols
Type of paired mirror bracket (bidi) None
Composition Exclusion No
Case change 210E
Simple case change 210E
Math +
Alphabetic +
Lowercase +
Cased +
ID_Start +
ID_Continue +
XID_Start +
XID_Continue +
Grapheme_Base +
age 1.1
scripts Common
Encoding hex dec (bytes) dec binary
UTF-8 E2 84 8E 226 132 142 14845070 11100010 10000100 10001110
UTF-16BE 21 0E 33 14 8462 00100001 00001110
UTF-16LE 0E 21 14 33 3617 00001110 00100001
UTF-32BE 00 00 21 0E 0 0 33 14 8462 00000000 00000000 00100001 00001110
UTF-32LE 0E 21 00 00 14 33 0 0 237043712 00001110 00100001 00000000 00000000

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