Planck's constant 
(plängks)
(plängks)n. Symbol h
The constant of proportionality relating the energy of a photon to the frequency of that photon. Its value is approximately 6.626 × 10-34 joule-seconds.
[After Max Karl Ernst Ludwig Planck.]
| 单词 | Planck's constant |
| 释义 | Planck's constant (plängks)n. Symbol h The constant of proportionality relating the energy of a photon to the frequency of that photon. Its value is approximately 6.626 × 10-34 joule-seconds. [After Max Karl Ernst Ludwig Planck.] |
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