1)  Tm3+:Ho3+:YVO4
Tm3+:Ho3+:YVO4
1.
Raman spectra of Tm3+∶YVO4,Ho3+∶YVO4 and Tm3+∶Ho3+∶YVO4 crystals were measured at room temperature by HRD-1 double grating monochromator,with the excitation laser beam were parallel and perpendicular to c axis,respectively.
用808 nm激发,锁相放大器,PbS探头接收,测得双掺Tm3+∶Ho3+∶YVO4的2。
补充资料:ho oil
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性质:由樟科植物芳樟(Cinnamomum Camphora Var. tinaloolifera Fujita)的木质部分经水蒸气蒸馏得到。为无色至淡黄色液体。具似芳樟醇样芳香。0.8700~0.8952;旋光度-0.8°~-15.5°(20℃)。酸值≤0.6。主成分为樟脑,1-芳樟醇、单萜烯、1,8-桉叶素,α-松油醇等。主产于中国。多用于日用香精。

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