Tingni Wu, Zhipeng Wu, Yuchun He, Zhuo Zhu, Lingxiao Wang, Kai Yin, "Femtosecond laser textured porous nanowire structured glass for enhanced thermal imaging," Chin. Opt. Lett. 20, 033801 (2022)

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- Chinese Optics Letters
- Vol. 20, Issue 3, 033801 (2022)

Fig. 1. (a) Schematic diagram of the laser ablation on one glass side and the optical principle before and after processing (lower left part). (b) Topography in 3D and section height map of laser-treated glass.

Fig. 2. (a)–(c) SEM images of the (a) UT and (b), (c) LT glass surfaces. Insets: high-resolution SEM images of the respective surfaces. (d) Element maps and (e), (f) EDS spectra of the (e) UT and (f) LT glass surfaces.

Fig. 3. (a) Absorption, transmittance and (b) emissivity, reflectance over different wavelength ranges. Insets in (a) show the optical images of samples before and after laser treatment.

Fig. 4. (a) IR thermal imaging experimental device. (b) IR thermal images. (c) The surface temperature of LT and UT changes with time in the corresponding experiment. (d) IR thermal images of LT and UT glasses when they are placed on the hand.

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