862 citations · 5.7k across the 135 of their papers we have counts for
Showing 2006Show all
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physics.atom-ph2006★ 8 cited
Electron impact collision strengths in Si IX, Si X and Si XI
Guiyun Liang, Gang Zhao, Jiaolong Zeng
Electron impact collision strengths among 560 levels of Si IX, 320 levels of Si X and 350 levels of Si XI have been calculated using the Flexible Atomic Code (FAC) of Gu (2003). Co…
astro-ph2006★ 3 cited
Soft X-ray emissions of Si IX in Procyon
Guiyun Liang, Gang Zhao
An analysis of transition lines of carbon-like silicon reveals that some ratios of line intensities are sensitive to the electron density. The ratio between two group o…
astro-ph2006★ 79 cited
A Comparative Study on Lithium Abundances in Solar--Type Stars With and Without Planets
Y. Q. Chen, G. Zhao
We have investigated the abundance anomalies of lithium for stars with planets in the temperature range of 5600--5900 K reported by Israelian and coworkers, as compared to 20 norma…