Физическа константа: Разлика между версии

!Символ

!Стойност (в [[Международна система единици|SI]])

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|<math>m_{\text{u}} = 1\,\text{u} </math>

|{{physconst|mu}}

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| colspan="2" |[[Число на Авогадро]]

|<math>N_{\text{A}}, L </math>

|{{physconst|NA}}

|-

| colspan="2" |[[Константа на Болцман]]

|<math>k = k_{\text{B}} = R / N_{\text{A}} </math>

|{{physconst|k}}

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| colspan="2" |[[Константа на Фарадей]]

|<math>F = N_{\text{A}} e </math>

|{{physconst|F}}

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|<math>c_1 = 2 \pi h c^2 </math>

|{{physconst|c1}}

|-

| colspan="2" |first radiation constant for spectral radiance

|<math>c_{\text{1L}} = c_1/\pi </math>

|{{physconst|c1L}}

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|<math>T</math> = 273.15&nbsp;K, <math>p</math> = 100&nbsp;kPa

| rowspan="2" |<math>n_0 = N_{\text{A}} / V_{\text{m}} </math>

|2.651 6467(15) × 10²⁵ m⁻³

|-

|<math>T</math> = 273.15&nbsp;K, <math>p</math> = 101.325&nbsp;kPa

|2.686 7811(15) × 10²⁵ m⁻³

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| colspan="2" |[[Универсална газова константа]]

|<math>R </math>

|{{physconst|R}}

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|<math>N_{\text{A}} h </math>

|{{physconst|NAh}}

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|<math>T</math> = 273.15&nbsp;K, <math>p</math> = 100&nbsp;kPa

| rowspan="2" |<math>V_{\text{m}} = R T / p </math>

|2.271 0947(13) × 10⁻² m³⋅mol⁻¹

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|<math>T</math> = 273.15&nbsp;K, <math>p</math> = 101.325&nbsp;kPa

|2.241 3962(13) × 10⁻² m³⋅mol⁻¹

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|<math>c_2 = h c / k </math>

|{{physconst|c2}}

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| colspan="2" |[[Константа на Стефан – Болцман]]

|<math>\sigma = \pi^2 k^4 / 60 \hbar^3 c^2 </math>

|{{physconst|sigma}}

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|}