physical constant
C3055
concept
A physical constant is a fundamental, invariant quantity in nature that has a fixed numerical value and characterizes the behavior of physical laws.
All labels observed (15)
| Label | Occurrences |
|---|---|
| physical constant canonical | 39 |
| Planck unit | 9 |
| quantum constant | 3 |
| fundamental physical constant | 2 |
| radiation constant | 2 |
| Boltzmann constant | 1 |
| atomic physics constant | 1 |
| derived physical constant | 1 |
| electrochemical constant | 1 |
| electromagnetic constant | 1 |
| fundamental constant of nature | 1 |
| physical constant matrix | 1 |
| physical constant symbol | 1 |
| quantum Hall effect constant | 1 |
| thermodynamic constant | 1 |
Description generation (CDg)
The one-sentence description above was generated by prompting gpt-5.1 with the class name and this instruction.
Instruction
generate a one-sentence description for a given conceptual class. # Response Format Return only the sentence: "Description: [one-sentence description of the conceptional class]"
Input
Class: physical constant
Generated description
A physical constant is a fundamental, invariant quantity in nature that has a fixed numerical value and characterizes the behavior of physical laws.
Instances (43)
| Instance | Via concept surface |
|---|---|
| Faraday constant | — |
| Weinberg angle | — |
|
ħ
linked to:
h-bar
|
— |
| Bohr magneton | — |
| Planck temperature | — |
| Rydberg constant | — |
| Stefan–Boltzmann constant | — |
| Josephson constant | — |
| von Klitzing constant | — |
| Bohr radius | — |
| Thomson cross section | — |
| Wien displacement constant | — |
| t_P | — |
| Planck energy | — |
| Planck mass | — |
|
Avogadro's number
linked to:
Amedeo
|
— |
| l_P | physical constant symbol |
| Planck area | — |
| Planck volume | Planck unit |
| reduced Planck constant | — |
| Planck constant | — |
| Planck length | — |
| Planck time | — |
| Yukawa coupling | — |
| Compton wavelength | — |
|
Hubble constant
linked to:
Hubble constant H₀
|
— |
| Verdet constant | — |
| Curie constant | — |
| Newtonian gravitational constant G | — |
| Avogadro constant | — |
| k_B | — |
| fine-structure constant | fundamental constant of nature |
| nuclear magneton | — |
| Coulomb constant | — |
| R_K | — |
| R∞ | — |
| Rydberg energy | — |
| K_J | — |
| Planck density | — |
| Planck power | Planck unit |
| Boltzmann constant | — |
| V_CKM | physical constant matrix |
| Fermi constant | — |