Spectral characterisation of tuneable narrow-band diode lasers for Rb atomic spectroscopy and precision instruments

Author(s):  
Dimitar Slavov ◽  
C. Affolderbach ◽  
Gaetano Mileti
2002 ◽  
Vol 12 (9) ◽  
pp. 85-86
Author(s):  
R. C. Rai ◽  
V. A. Bondarenko ◽  
J. W. Brill

We have searched for narrow-band-noise (NBN) modulations of the infrared transmission in blue bronze, using tunable diode lasers. No modulations were observed, giving an upper limits for NBN changes in the absorption coefficient of $\Delta \alpha_{NBN} < 0.3 $ / cm ($\approx \alpha/2000$). The implication of these results on proposed CDW properties and NBN mechanisms are discussed.


Author(s):  
Aleksandr I. Ryasnyanskiy ◽  
Vadim Smirnov ◽  
Oleksiy Mokhun ◽  
Alexei L. Glebov ◽  
Leonid B. Glebov

1989 ◽  
Author(s):  
Song-Quan Shang ◽  
Harold Metcalf
Keyword(s):  

Author(s):  
G. M. Tino ◽  
M. de Angelis ◽  
F. Marin ◽  
Massimo Inguscio

Resonance scattering techniques are very useful for high-resolution atomic spectroscopy. The applicability of these techniques has been much extended, particularly through the rapid development of tunable-laser technology. The use of a narrow-band tunable laser, acting on a collimated atomic beam, gives a direct method enabling, for example, hyperfine structure and isotope shift studies. The intensity of lasers allows stepwise excitations to be performed, and with the two-photon absorption technique, Doppler-free measurements on thermal gases are also possible. By using pulsed lasers, time-resolved measurements yielding radiative life-times and structural information can be performed. The basic resonance scattering methods can be combined with radiofrequency and coherence techniques to yield a resolution, limited only by the uncertainty relation. Optical double resonance and level-crossing techniques, not requiring a narrow-band light source, have been extensively used. Several examples of the application of resonance scattering methods are given.


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