Visual measurement of the microscopic temperature of porous graphene based on cholesteric liquid crystal microcapsules

Haoyan Jiang; Yaoyi Tang; Xiaohan Zeng; Ruiwen Xiao; Peng Lü; Lei Wang; Yanqing Lu

doi:doi:10.3788/COL202018.031201

Chinese Optics Letters, 2020, 18 (3): 031201, Published Online: Feb. 25, 2020

Visual measurement of the microscopic temperature of porous graphene based on cholesteric liquid crystal microcapsules Download： 861次

Haoyan Jiang ¹Yaoyi Tang ¹Xiaohan Zeng ¹Ruiwen Xiao ¹Peng Lü ¹Lei Wang ^1,2,*Yanqing Lu ²

Author Affiliations

¹ College of Electronic and Optical Engineering & College of Microelectronics, Nanjing University of Posts and Telecommunications, Nanjing 210023, China

² National Laboratory of Solid State Microstructures, Key Laboratory of Intelligent Optical Sensing and Manipulation, and College of Engineering and Applied Sciences, Nanjing University, Nanjing 210093, China

Figures & Tables

Fig. 1. Visual system for microscopic temperature measurement of porous graphene based on CLCMs. The inset shows the distribution of CLCMs on the porous graphene.

下载图片查看原文

Fig. 2. Characteristics of graphene and CLCMs: (a) Raman spectrum of 3D graphene; (b)–(d) microscopic images of 3D porous graphene with CLCMs at 22, 23.2, and $24.9 ° C$ , respectively.

下载图片查看原文

Fig. 3. Temperature dependence on the hue of (a) CLCM 1, (b) CLCM 2, and (c) CLCM 3. The points indicate the experimental data, and the solid lines indicate the fitting curves of the temperature calibration for hue.

下载图片查看原文

Fig. 4. Visual measurement of the microscopic temperature of porous graphene based on CLCMs when the heat transfers from the lower right corner of the porous graphene: images of CLCMs embedded in the porous graphene at the initial temperature when (a) $T = 0 s$ ; (b) $T = 0.33 s$ ; (c) $T = 1 s$ ; (d) $T = 2 s$ from the video taken by the microscopy imaging system; (e) temperature dependence on the time for the three CLCMs (T: time).

下载图片查看原文

Haoyan Jiang, Yaoyi Tang, Xiaohan Zeng, Ruiwen Xiao, Peng Lü, Lei Wang, Yanqing Lu. Visual measurement of the microscopic temperature of porous graphene based on cholesteric liquid crystal microcapsules[J]. Chinese Optics Letters, 2020, 18(3): 031201.

Visual measurement of the microscopic temperature of porous graphene based on cholesteric liquid crystal microcapsules Download： 861次

Fig. 1. Visual system for microscopic temperature measurement of porous graphene based on CLCMs. The inset shows the distribution of CLCMs on the porous graphene.

Fig. 2. Characteristics of graphene and CLCMs: (a) Raman spectrum of 3D graphene; (b)–(d) microscopic images of 3D porous graphene with CLCMs at 22, 23.2, and $24.9 ° C$ , respectively.

Fig. 3. Temperature dependence on the hue of (a) CLCM 1, (b) CLCM 2, and (c) CLCM 3. The points indicate the experimental data, and the solid lines indicate the fitting curves of the temperature calibration for hue.

关于本站 Cookie 的使用提示

全站搜索

Visual measurement of the microscopic temperature of porous graphene based on cholesteric liquid crystal microcapsules Download： 861次

Fig. 1. Visual system for microscopic temperature measurement of porous graphene based on CLCMs. The inset shows the distribution of CLCMs on the porous graphene.

Fig. 2. Characteristics of graphene and CLCMs: (a) Raman spectrum of 3D graphene; (b)–(d) microscopic images of 3D porous graphene with CLCMs at 22, 23.2, and 24.9°C, respectively.

Fig. 3. Temperature dependence on the hue of (a) CLCM 1, (b) CLCM 2, and (c) CLCM 3. The points indicate the experimental data, and the solid lines indicate the fitting curves of the temperature calibration for hue.

相关论文

相关资讯

关于本站 Cookie 的使用提示

全站搜索

Fig. 2. Characteristics of graphene and CLCMs: (a) Raman spectrum of 3D graphene; (b)–(d) microscopic images of 3D porous graphene with CLCMs at 22, 23.2, and $24.9 ° C$ , respectively.