Paper
4 January 2008 Nonlinear optical absorption and refraction properties of ytterbium phthalocyanine dimer and trimer derivative
Peng Zhao, Lei Huang, Zhongyu Li, Fushi Zhang
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Abstract
Three ytterbium phthalocyanine compounds, ytterbium bis- phthalocyanine (Yb(Pc)2), ytterbium bis- [(tetrakis- (tertiary-pentyloxy) phthalocyanine)] [Yb(Pc(t-OR5)4)2], bis-ytterbium tris- [(tetrakis- (tertiary-pentyloxy) phthalocyanine)] [Yb2(Pc(t-OR5)4)3] have been synthesized and characterized by electronic spectrum, MS and element analysis. The Uv-vis spectrum indicated lower aggregation trend and red shift of Q bands with phthalocyanine ring increasing from dimer to trimer. The nonlinear optical properties of these compounds in THF solution were investigated by Z-scan method used 532 nm picosecond laser under open and close aperture condition. Both compounds showed reverse saturation absorption and nonlinear self-focus refraction effect. The nonlinear absorption and refraction capacity decreased with the order: Yb2(Pc(t-OR5)4)3 >Yb(Pc(t-OR5)4)2> Yb(Pc)2.
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Peng Zhao, Lei Huang, Zhongyu Li, and Fushi Zhang "Nonlinear optical absorption and refraction properties of ytterbium phthalocyanine dimer and trimer derivative", Proc. SPIE 6839, Nonlinear Optics: Technologies and Applications, 683902 (4 January 2008); https://doi.org/10.1117/12.757340
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KEYWORDS
Ytterbium

Nonlinear optics

Absorption

Refraction

Chemical elements

Picosecond phenomena

Transmittance

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