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PRELUDIUM
K MODERNÍ FYZICE |
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Physical Constants |
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Konstanty | |
Konstanty a čísla hodná zapamatování | |
Často používané fyzikální konstanty | |
NIST Guide to SI
Units http://physics.nist.gov/Pubs/SP811/contents.full.html |
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The NIST Reference
on Constants, Units,and Uncertainty. http://physics.nist.gov/cuu/index.html |
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BIPM : Linking SI
Base Units to Fundamental and Atomic Constants. http://www.bipm.fr/enus/3_SI/si_fig.html |
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NRL Plasma
Formulary [Postscript, pdf, TeX] http://wwwppd.nrl.navy.mil/ >>> NRL Plasma Formulary >>> Dimensions and Units | >>>Physical Constants (SI) | >>> Physical Constants (cgs) | >>> Formula Conversions |
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KONSTANTY A ČÍSLA HODNÁ ZAPAMATOVÁNÍ |
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Konstanta | Symbol Definice | Hodnota | ||||
Rychlost světla / Speed of light | c | 2.998 x108 m.s-1 | ||||
Gravitační konstanta / Gravitational constant | G | 6.673 x 10-11 m3 kg-1 s-2 | ||||
Planckova konstanta / Planck's constant | h | 6.626 x 10-34 J.s | 4.136 x 10-15 eV.s | |||
Planckova konstanta / Planck's constant : 2pi | h / (2 pi) | 1.055 x 10-34 J .s | 6.582 x 10-16 eV s | |||
Boltzmannova konstanta / Boltzmann constant | kB | 1.381 x 10-23J .K-1 | 8.617 x 10-5 eV.K-1 | |||
Avogadrovo číslo / Avogadro's number | NA | 6.022 x 1023 mol-1 | ||||
Elementární náboj / Elementary charge | e | 1.602 x 10-19 C | ||||
Permitivita vakua / Permitivity of free space | eps0 | 8.854 x 10-12 F. m-1 | ||||
Permeabilita vakua / Permeability of free space | 4 pi x 10-7 | 12.566 x 10-7 N A-2 | ||||
Coulombova konstanta / Coulomb constant | 1/(4pi.eps0) | 8.988 x 109 N.m2.C-2 | ||||
Hmotnost elektronu / Electron mass | me | 9.109 x 10-31 kg | 0.511 MeV | |||
Hmotnost protonu / Proton mass | mp | 1.673 x 10-27 kg | 938.3 MeV | |||
Hmotnost neutronu / Neutron mass | mn | 1.675 x 10-27 kg | 939.6 MeV | |||
Atomová hmotnostní jednotka/Atomic mass unit | mu | 1.661 x 10-27 kg | 931.5 MeV | |||
Elektron-volt / Electronvolt | eV | 1.602 x 10-19 J | ||||
Bohrův poloměr / Bohr radius | a0 | 0.529 x 10-10 m | ||||
Ionizační energie H/ Hydrogen ionization energy | IH | 13.606 eV | ||||
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ČASTO POUŽÍVANÉ FYZIKÁLNÍ KONSTANTY (1998) |
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Konstanta | Symbol / Definice | Hodnota [SI] |
Atomová
hmotnostní jednotka Atomic mass constant |
mu | 1.660 538 73 x 10-27 kg |
Avogadrovo
číslo Avogadro constant |
NA, L | 6.022 141 99 x 1023 mol-1 |
Boltzmannova
konstanta Boltzmann constant |
k | 1.380 6503 x 10-23 J K-1 |
Elektronvolt Electron volt |
eV | 1.602 176 462 x 10-19 J |
Elementární
náboj Elementary charge |
e | 1.602 176 462 x 10-19 C |
Faradayova
konstanta Faraday constant |
F | 96 485.3415 C mol-1 |
Hmotnost
elektronu Electron mass |
me | 9.109 381 88 x 10-31 kg |
Hmotnost
protonu Proton mass |
mp | 1.672 621 58 x 10-27 kg |
Hmotnost
neutronu Neutron mass |
mn | 1.67492716 x 10-27 kg |
Konstanta
jemné struktury Fine-structure constant |
alpha= e2/(4 pi eps0 hbar c) |
7.297 352 533 x 10-3 |
1 /
Konstanta jemné struktury Inverse fine-structure constant |
1 / alpha | 137.035 999 76 |
Kvantum
elektrické vodivosti Conductance quantum |
G0 = 2e2 / h | 7.748 091 696 x 10-5 S |
Kvantum
magnetického toku Magnetic flux quantum |
phi0 = h / 2 e | 2.067 833 636 x 10-15 Wb |
Molární
plynová konstanta Molar gas constant |
R | 8.314 472 J mol-1 K-1 |
Newtonova
gravitační konstanta Newtonian constant of gravitation |
G | 6.673 x 10-11 m3 kg-1 s-2 |
Permitivita
vakua Electric constant |
eps0 | 8.854 187 817... x 10-12 F m-1 |
Permeabilita
vakua Magnetic constant |
mu0 = 4pi x 10-7 | 12.566 370 614... x 10-7 N A-2 |
Planckova
konstanta Planck constant |
h | 6.626 068 76 x 10-34 J s |
Planckova
konstanta / 2 pi Planck constant over 2 pi |
hbar = h / 2 pi | 1.054 571 596 x 10-34 J s |
Poměr
hmotností protonu a elektronu Proton-electron mass ratio |
mp / me | 1 836.152 6675 |
Rydbergova
konstanta Rydberg constant |
Rinf | 10 973 731.568 549 m-1 |
Rychlost
světla ve vakuu Speed of light in vacuum |
c, c0 | 299 792 458 m s-1 |
Stefanova-Boltzmannova
konstanta Stefan-Boltzmann constant |
sigma= (pi2/60) k4 / hbar3 c4 |
5.670 400 x 10-8 W m-2 K-4 |