Difference in Extinction Characteristics of Bioparticle Aggregates with Different Monomer Shapes

Guolong Chen; Youlin Gu; Yihua Hu; Fanhao Meng; Xi Zhang

doi:10.3788/AOS231644

Acta Optica Sinica, Volume. 44, Issue 3, 0316001(2024)

Difference in Extinction Characteristics of Bioparticle Aggregates with Different Monomer Shapes

Guolong Chen^1,3, Youlin Gu^1,2,3、*, Yihua Hu^1,2,3, Fanhao Meng^1,3, and Xi Zhang^1,3

¹State Key Laboratory of Pulsed Power Laser Technology, National University of Defense Technology, Hefei 230037, Anhui, China

²Advanced Laser Technology Laboratory of Anhui Province, Hefei 230037, Anhui, China

³National University of Defense Technology, Hefei 230037, Anhui, China

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Figures & Tables(13)

Fig. 1. Scanning electron micrographs of microbial materials and the models of monomer shapes. (a) AO; (b) BB; (c) AN; (d) five typical monomer shapes

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Fig. 2. Specular reflection spectrum of three materials in the 2.5-25.0 μm waveband

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Fig. 3. CRIs of three materials in the 3-14 μm waveband. (a) Real part; (b) imaginary part

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Fig. 4. Porosity distributions of bioparticle aggregates with different monomer shapes

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Fig. 5. Spatial structures of bioparticle aggregates

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Fig. 6. Extinction characteristics of bioparticle aggregates with different monomer diameters in the 3-5 μm waveband. (a) $α_{e x t}$ ; (b) $α_{a b s}$ ; (c) $α_{s c a}$ ; (d) relative deviation of $α_{e x t}$ ; (e) relative deviation of $α_{a b s}$ ; (f) relative deviation of $α_{s c a}$

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Fig. 7. Extinction characteristics of bioparticle aggregates with different monomer diameters in the 8-14 μm waveband. (a) $α_{e x t}$ ; (b) $α_{a b s}$ ; (c) $α_{s c a}$ ; (d) relative deviation of $α_{e x t}$ ; (e) relative deviation of $α_{a b s}$ ; (f) relative deviation of $α_{s c a}$

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Fig. 8. Extinction characteristics of bioparticle aggregates with different monomer numbers in the 3-5 μm waveband. (a) $α_{e x t}$ ; (b) $α_{a b s}$ ; (c) $α_{s c a}$ ; (d) relative deviation of $α_{e x t}$ ; (e) relative deviation of $α_{a b s}$ ; (f) relative deviation of $α_{s c a}$

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Fig. 9. Extinction characteristics of bioparticle aggregates with different monomer numbers in the 8-14 μm waveband. (a) $α_{e x t}$ ; (b) $α_{a b s}$ ; (c) $α_{s c a}$ ; (d) relative deviation of $α_{e x t}$ ; (e) relative deviation of $α_{a b s}$ ; (f) relative deviation of $α_{s c a}$

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Fig. 10. Extinction characteristics of bioparticle aggregates with different CRIs in the 3-5 μm waveband. (a) $α_{e x t}$ ; (b) $α_{a b s}$ ; (c) $α_{s c a}$ ; (d) relative deviation of $α_{e x t}$ ; (e) relative deviation of $α_{a b s}$ ; (f) relative deviation of $α_{s c a}$

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Fig. 11. Extinction characteristics of bioparticle aggregates with different CRIs in the 8-14 μm waveband. (a) $α_{e x t}$ ; (b) $α_{a b s}$ ; (c) $α_{s c a}$ ; (d) relative deviation of $α_{e x t}$ ; (e) relative deviation of $α_{a b s}$ ; (f) relative deviation of $α_{s c a}$

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Fig. 12. Extinction characteristics of bioparticle aggregates with different AR in the 3-5 μm waveband. (a) $α_{e x t}$ ; (b) $α_{a b s}$ ; (c) $α_{s c a}$ ; (d) relative deviation of $α_{e x t}$ ; (e) relative deviation of $α_{a b s}$ ; (f) relative deviation of $α_{s c a}$

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Fig. 13. Extinction characteristics of bioparticle aggregates with different AR in the 8-14 μm waveband. (a) $α_{e x t}$ ; (b) $α_{a b s}$ ; (c) $α_{s c a}$ ; (d) relative deviation of $α_{e x t}$ ; (e) relative deviation of $α_{a b s}$ ; (f) relative deviation of $α_{s c a}$

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Guolong Chen, Youlin Gu, Yihua Hu, Fanhao Meng, Xi Zhang. Difference in Extinction Characteristics of Bioparticle Aggregates with Different Monomer Shapes[J]. Acta Optica Sinica, 2024, 44(3): 0316001

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Paper Information

Category: Materials

Received: Oct. 13, 2023

Accepted: Nov. 20, 2023

Published Online: Feb. 29, 2024

The Author Email: Gu Youlin (ylgu0912@163.com)

DOI:10.3788/AOS231644

Topics

laser devices and laser physics

Lasers and Laser Optics

Laser physics

laser manufacturing

Instrumentation, Measurement and Metrology