\BOOKMARK [1][-]{section*.1}{Introduction}{}% 1 \BOOKMARK [1][-]{section*.2}{Experimental setup and measurement sequence}{}% 2 \BOOKMARK [1][-]{section*.3}{Extinction measurement}{}% 3 \BOOKMARK [1][-]{section*.4}{Saturation measurement}{}% 4 \BOOKMARK [1][-]{section*.5}{Temperature dependence of light-atom interaction}{}% 5 \BOOKMARK [1][-]{section*.6}{Conclusion}{}% 6 \BOOKMARK [1][-]{section*.7}{Acknowledgments}{}% 7 \BOOKMARK [1][-]{section*.8}{References}{}% 8