2008-07-10 Applied Magnetic Resonance 研究 http://www.springer.co.at/periodicals/issue.jsp?periodicalID=0937-9347&volumeIssueID=xxxxxxxxxxx1xxxxxx206108&supplement=nullZeeman Splitting Factor of the Er3+ Ion in a Crystal Field C.A.J. Ammerlaan, I. de Maat-Gersdorfどっかで探さないとだめかなぁ。