Unit Conversion Table [v 11.12] [r 12.07]¶
- c = 2.99792458E5 km/s
- h = 6.626069574E10-27 erg*s = 4.1356675169E-15 eV*s
Wavelength/Wavenumber/Frequency¶
| from\to | Å | nm | microns | mm | cm | m | 1/cm | Hz | kHz | MHz | GHz | THz |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Å | x1 | x0.1 | x10^-4 | x10^-7 | x10^-8 | x10^-10 | 10^8/ | cx10^13/ | cx10^10/ | cx10^7/ | cx10^4/ | cx10/ |
| nm | x10 | x1 | x10^-3 | x10^-6 | x10^-7 | x10^-9 | 10^7/ | cx10^12/ | cx10^9/ | cx10^6/ | cx10^3/ | c/ |
| microns | x10^4 | x10^3 | x1 | x10^-3 | x10^-4 | x10^-6 | 10^4/ | cx10^9/ | cx10^6/ | cx10^3/ | c/ | cx10^-3/ |
| mm | x10^7 | x10^6 | x10^3 | x1 | x0.1 | x10^-3 | 10/ | cx10^6/ | cx10^3/ | c/ | cx10^-3/ | cx10^-6/ |
| cm | x10^8 | x10^7 | x10^4 | x10 | x1 | x0.01 | 1/ | cx10^5/ | cx10^2/ | cx0.1/ | cx10^-4/ | cx10^-7/ |
| m | x10^10 | x10^9 | x10^6 | x10^3 | x100 | x1 | 0.01/ | cx10^3/ | c/ | cx10^-3/ | cx10^-6/ | cx10^-9/ |
| 1/cm | 10^8/ | 10^7/ | 10^4/ | 10/ | 1/ | 0.01/ | x1 | /(cx10^5) | /(cx10^2) | /(cx0.1) | /(cx10^-4) | /(cx10^-7) |
| Hz | cx10^13/ | cx10^12/ | cx10^9/ | cx10^6/ | cx10^5/ | cx10^3/ | /(cx10^5) | x1 | x10^-3 | x10^-6 | x10^-9 | x10^-12 |
| kHz | cx10^10/ | cx10^9/ | cx10^6/ | cx10^3/ | cx10^2/ | c/ | /(cx10^2) | x10^3 | x1 | x10^-3 | x10^-6 | x10^-9 |
| MHz | cx10^7/ | cx10^6/ | cx10^3/ | c/ | cx0.1/ | cx10^-3/ | /(cx0.1) | x10^6 | x10^3 | x1 | x10^-3 | x10^-6 |
| GHz | cx10^4/ | cx10^3/ | c/ | cx10^-3/ | cx10^-4/ | cx10^-6/ | /(cx10^-4) | x10^9 | x10^6 | x10^3 | x1 | x10^-3 |
| THz | cx10/ | c/ | cx10^-6/ | cx10^-6/ | cx10^-7/ | cx10^-9/ | /(cx10^-7) | x10^12 | x10^9 | x10^6 | x10^3 | x1 |
Energy¶
| from\to | J | erg | eV | 1/cm | Hz |
|---|---|---|---|---|---|
| J | x1 | x10^7 | x6.24150934x10^18 | x5.03411701x10^22 | x1.509190311x10^33 |
| erg | x10^-7 | x1 | x6.24150934x10^11 | x5.03411701x10^15 | x1.509190311x10^26 |
| eV | x1.602176565x10^-19 | x1.602176565x10^-12 | x1 | x8.06554429x10^3 | x2.417989349x10^14 |
| 1/cm | x1.986445684x10^-23 | x1.986445684x10^-16 | x1.239841930x10^-4 | x1 | /(cx10^5) |
| Hz | x6.626069574x10^-34 | x6.626069574x10^-27 | x4.135667517x10^-15 | /(cx10^5) | x1 |
— Conversion coefficients are based on constant values from the NIST http://physics.nist.gov/cuu/Constants/index.htmlhttp://physics.nist.gov/cuu/Constants/index.html