Research Article
Isotope Shifts in High Lying Levels of Dy I and Er I by High-Resolution UV Laser Spectroscopy
Table 4
Derived specific mass shifts and field shifts in Dy I and Er I.
| | Element | Wavelength (nm) | Specific mass shift (MHz) | Field shift (MHz) |
| | Dy | | 164–162 | 162–160 | 160–158 | 158–156 | 164–162 | 162–160 | 160–158 | 158–156 | | 401.382 | −11(22) | −11(23) | −12(24) | −12(24) | −979(22) | −1057(23) | −1044(24) | −1542(24) | | 404.597 | −153(12) | −157(12) | −161(13) | −165(13) | −253(12) | −272(13) | −26 9(13) | −398(13) | | Er | | 170–168 | 168–166 | 166–164 | 164–162 | 170–168 | 168–166 | 166–164 | 164–162 | | 400.796 | −94(44) | −96(45) | −98(46) | −101(47) | −801(44) | −788(45) | −791(46) | −959(47) |
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