... low flux of currently available subfemtosecond XUV pulses and the low two-photon transition probabilities in the XUV and X-ray regimes have thwarted this straightforward extension of conventional pump-probe techniques into the XUV- X-ray spectral range ...
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Ссылки http://danp.sinp.msu.ru/LIIWM/nature446_07_627Kabachnick.pdf -- 876.2 Кб -- 14.10.2007 Похожие документы
... experiments as well as a strong reduction of secondary electron background ... polarized target, since it avoids strong background due to transitions from the non ... G and Hormes J 1996 VUV and Soft X-Ray Photoionization ed U Becker and D A Shirley ...
... At background pressure of about 10-4 mbar in the vacuum chamber, the count rate obtained for each detector was typically 20 s-1 , with an electronic background of about 5 s-1 . ...