試題詳解

8. Which of the following factors can result in line broaden for an atom emission line width?
(A) Collision between atom and other species in measurement system.
(B) The lifetime of the atomic transition states are finite, usually the lifetime of ground state is longer the lifetime of excited state.
(C) The direction of the fast moving atom, toward to or receding from a radiation transducer in measurement system.
(D) Solvent type used for dissolving sample.

(E) Types of energy source for excitation atom in measurement system.