Term
| The ultra-violet catastrophe lead to.. |
|
Definition
|
|
Term
| The stability of certain electron orbits in an atom may be explained by a standing wave concept involving wavelike electrons. |
|
Definition
|
|
Term
| Almsot all of the mass of an atom appears to be localized in an extremely small central region called the nucleus. |
|
Definition
|
|
Term
| Electrons in atoms only occupy certain allowed orbits in which they can stay indefinitely without emitting radiation; jumps between these orbits are associated with emission or absorption of radiation. |
|
Definition
|
|
Term
| The fact that photoelectrons are emitted from the surface of a metal with excess kinetic energy when light of a short wavelength strikes the surface results from the fact that the energy of a quantum of light, or photon, is transferred completely to a single electron |
|
Definition
|
|
Term
| The fact that photoelectrons are emitted from the surface of a metal with excess kinetic energy when light of a short wavelength strikes the surface results from the fact that the energy of a quantum of light, or photon, is transferred completely to a single electron |
|
Definition
|
|
Term
| wave equation for electrically charged wavelike particles |
|
Definition
|
|
Term
| identified the nature of gamma radiation |
|
Definition
|
|
Term
| speculated that all atoms are built up from hydrogen atoms |
|
Definition
|
|
Term
| Matter and energy are interconvertible |
|
Definition
|
|
Term
| measured charge/mass ratio for the electron |
|
Definition
|
|
