U+29E7 "⧧" Thermodynamic Unicode Character

Unicode Version 17.0

U+29E7 "⧧" Thermodynamic is a mathematical symbol used primarily in chemistry and physics to denote a transition state or activated complex in a chemical reaction, particularly within the context of transition state theory. It represents a high-energy, unstable configuration that exists momentarily at the peak of the reaction coordinate diagram, illustrating the energy barrier that must be overcome for reactants to convert into products. This symbol is distinct from the similar-looking "double dagger" or "double cross" and is specifically encoded to facilitate clear communication of thermodynamic and kinetic concepts in digital text. Its use helps standardize notation in scholarly articles, textbooks, and computational tools, ensuring precision when discussing reaction mechanisms and activation energy.

General Properties

Code Point U+29E7
Version Added 3.2
Name Thermodynamic
Block Miscellaneous Mathematical Symbols-B
General Category Math Symbol
Canonical Combining Class Not Reordered
Bidirectional Class Other Neutral

Encodings

HTML Decimal Encoding ⧧
HTML Hex Encoding ⧧
UTF-8 Encoding 0xE2 0xA7 0xA7
UTF-16 Encoding 0x29E7
UTF-32 Encoding 0x000029E7
C/C++/Java Escape \u29e7

Unicode Properties

NFC Quick Check Yes
NFD Quick Check Yes
NFKC Quick Check Yes
NFKD Quick Check Yes
Numeric Type None
Numeric Value NaN
Line Break Alphabetic
Script Common
Script Extensions Common
Indic Syllabic Category Other
Pattern Syntax Yes
Math Yes
Vertical Orientation Rotated
Grapheme Base Yes
Grapheme Cluster Break Other
Word Break Other
Sentence Break Other