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abstraction > mathematical concept > number > quantity > radiation measurement > spectral feature > spectral line > emission line |
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emission line | ||||
subject | fact |
emission line | has antonym absorption line | ![]() |
has definition Bright line superposed on a continuous spectrum. Can be produced in the laboratory by a glowing gas under low pressure. | ![]() | |
has definition Bright lines produced in a spectrum by a luminous source, such as a star or a bright nebula. | ![]() | |
is a kind of spectral line | ![]() | |
spectral line | has transition | ![]() |
has equivalent width | ![]() | |
spectral feature | has wavelength | ![]() |
has width | ![]() | |
occurs in | ![]() | |
has species | ![]() | |
radiation measurement | has unit radiation unit | ![]() |
number | has value | ![]() |
Kinds of emission line :