Coherent microwave emission without population inversion: a new atomic frequency standard.

Fri, 01 Jan 1999 00:00:00 +0100

Aldo Godone, Filippo Levi , Jacques Vanier:
Coherent microwave emission without population inversion: a new atomic frequency standard. IEEE Trans. Instrum. Meas. 48(2): 504-507 (1999)