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报道了掺Tm3+离子Sr3La2(BO3)4晶体的生长与光谱性能。根据吸收谱,应用Judd-Ofelt(J-O)理论计算了光谱参数,得到唯象参数Ω2=4.46×10-20cm2,Ω4=3.18×10-20cm2,Ω6=1.88×10-20cm2。采用倒易法,根据吸收截面计算了Sr3La2(BO3)4晶体3F4→3H6跃迁1.82μm处的发射截面为0.694×10-20cm2,并讨论了该晶体在近红外波段的增益截面与粒子数反转率间的关系。研究结果表明,Sr3La2(BO3)4晶体有较大的发射截面和较宽的调谐范围,是一种潜在的近红外波段激光材料。
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光学学报
ISSN: 0253-2239
CN: 31-1252/O4
Year: 2010
Issue: 12
Volume: 30
Page: 3627-3630
1 . 6 0 0
JCR@2023
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ESI Highly Cited Papers on the List: 0 Unfold All
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30 Days PV: 1
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