Influence of Assembly Conditions on Spectral Properties of SiO<sub>2</sub> Structural Color Coatings Prepared by Rapid Coating Method

Fig. 6. Reflectance spectra of structured color films with different diameters and different concentrations
(a): 200 nm 4%; (b): 200 nm 8%; (c): 200 nm 10%; (d): 220 nm 4%; (e): 220 nm 8%;(f): 220 nm 10%; (g): 250 nm 4%; (h): 250 nm 8%; (i): 250 nm 10%

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Fig. 7. Photographs after 200 times magnification

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Fig. 8. Reflectance spectra of structured color films with cover once, twice and three times

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Table 1. Theoretical value of center wavelength with different diameters and different incident angles
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Table 1. Theoretical value of center wavelength with different diameters and different incident angles
Diameter
/nm Incident angles
0° 15° 30° 45° 60°
200 463.0 455.3 433.3 401.3 366.6
220 509.3 500.8 476.6 441.5 403.3
250 578.8 569.1 541.6 501.7 458.3
280 648.2 637.4 606.6 561.9 513.2
300 694.6 682.9 649.9 602.0 549.9

Table 2. Peak wavelength of structured color films with different diameters at different receiving angles
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Table 2. Peak wavelength of structured color films with different diameters at different receiving angles
Diameter
/nm Receiving angles
15° 25° 45° 75° 110°
200 430 440 450 460 460
220 490 490 500 530 530
250 550 550 550 590 590
280 600 600 620 650 650

Table 3. The CIE L^*a^*b^* of the sample surface measured at 15° receiving angle
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Table 3. The CIE L^*a^*b^* of the sample surface measured at 15° receiving angle
15° L^* a^* b^* $h_{ab}^{*}$ $C_{ab}^{*}$
200 nm 33.65 0.35 -15.39 271.30 15.39
220 nm 50.00 -17.46 0.11 179.64 17.46
250 nm 44.66 -8.09 29.31 105.43 30.41
280 nm 49.46 7.71 5.40 35.01 9.41

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Xiu LI, Jie PAN, Min HUANG, Yong-hui XI, Zi-han LIU. Influence of Assembly Conditions on Spectral Properties of SiO₂ Structural Color Coatings Prepared by Rapid Coating Method[J]. Spectroscopy and Spectral Analysis, 2021, 41(7): 2314

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Paper Information

Category: Research Articles

Received: Jul. 13, 2020

Accepted: --

Published Online: Sep. 8, 2021

The Author Email:

DOI:10.3964/j.issn.1000-0593(2021)07-2314-07

Topics

laser devices and laser physics

Lasers and Laser Optics

Laser physics

laser manufacturing

Instrumentation, Measurement and Metrology

Table 1. Theoretical value of center wavelength with different diameters and different incident angles

Table 1. Theoretical value of center wavelength with different diameters and different incident angles

Table 2. Peak wavelength of structured color films with different diameters at different receiving angles

Table 2. Peak wavelength of structured color films with different diameters at different receiving angles

Table 3. The CIE L^a^b^* of the sample surface measured at 15° receiving angle

Table 3. The CIE L^a^b^* of the sample surface measured at 15° receiving angle

Table 1. Theoretical value of center wavelength with different diameters and different incident angles

Table 1. Theoretical value of center wavelength with different diameters and different incident angles

Table 2. Peak wavelength of structured color films with different diameters at different receiving angles

Table 2. Peak wavelength of structured color films with different diameters at different receiving angles

Table 3. The CIE L*a*b* of the sample surface measured at 15° receiving angle

Table 3. The CIE L*a*b* of the sample surface measured at 15° receiving angle

Table 3. The CIE L^a^b^* of the sample surface measured at 15° receiving angle

Table 3. The CIE L^a^b^* of the sample surface measured at 15° receiving angle