Chao Liu

Associate professor, School of Instrumentation and Optoelectronic Engineering, Beihang University

Research interests: Liquid photonic device and imaging technology

Email：chaoliu@buaa.edu.cn

Work Experience

01/2021-present, Associate Professor, School of Instrumentation and Optoelectronic Engineering, Beihang University

11/2018-01/2021, Post-doctoral Research Fellow, School of Instrumentation and Optoelectronic Engineering, Beihang University

06/2016-11/2018, Lecturer, College of Physics and Optoelectronics, Taiyuan University of Technology

Education History

09/2011-06/2016, Ph. D, School of Electronic Information, Sichuan University

09/2007-06/2011, B.S, School of Physics and Electronic Science, Shanxi Datong University,

Awards/Honors

Second Prize in the Teaching Competition for Young Teachers of Taiyuan University of Technology, 2018

Second Prize in the Teaching Competition for Young Teachers of Taiyuan University of Technology, 2017

National Scholarship for Doctoral Students, 2014

Fundings (Selected)

1. National Natural Science Foundation of China project “Large field of view continuous optical zoom microscopy imaging based on liquid lens” （62175006）, 2022~2025 (Project leader)

2. National Key Research and Development Program of China “Materials and devices for color electronic paper display” (2021YFB3600600), 2022~2025 (Sub-project leader)

3. Beijing Natural Science Foundation “Research on adaptive zoom microscopic imaging” (4222069), 2022~2024 (Project leader)

4. National Natural Science Foundation of China Youth Fund Project “Electrowetting liquid zoom bionic compound eye based on graphene film” (61805169), 2019~2021 (Project leader)

5. Special Funding Project of China Postdoctoral Science Foundation “Continuous optical zoom microscopic imaging based on optofluidic lens” (2020T130038), 2020~2021 (Project leader)

   Fields of Research Interests and Accomplishments

   Dr. Liu’s research interests are in liquid photonic devices and imaging technology. His representative technical accomplishments are listed below.

6. The low voltage and rapid driving mechanism of microdroplets was revealed, the principle of electrowetting dielectric failure was explained theoretically, and electrowetting liquid lenses with different apertures of 2~10mm were developed. The electromagnetic driven liquid lens technology has been broken through, and electromagnetic liquid lenses with different apertures of 10mm-15mm have been developed.

7. 10×-60×, 10×-100× continuous optical zoom microscopes and large field continuous zoom microscopes based on liquid lenses have been developed to achieve jitter free, fast magnification switching and high-resolution microscopic imaging.

8. High performance imaging equipment such as zoom camera, zoom telescope, zoom endoscope, zoom micro-projection lens and zoom rifle scope based on electrowetting liquid lens have been developed to realize rapid zoom function without mechanical movement.

   Books, Papers and patents

   Chao Liu authored 1 book and published 85 papers. He holds 1 U.S patent and 32 Chinese invention patents.

   1. Book

9. Wang Q H, Liu C, Wang D, Li L, Liquid Photonic Device, Science Press (Beijing), 2021 (in Chinese).

2. Journal Papers

1. Chao Liu#, Zhao Jiang#, Xin Wang, Yi Zheng, Yi-Wei Zheng, and Qiong-Hua Wang*, Continuous optical zoom microscope with extended depth of field and 3D reconstruction [J]. PhotoniX, 2022, 3:20.

2. Chao Liu, Yi Zheng, Rong-Ying Yuan, Zhao Jiang, Jin-Bo Xu, You-Ran Zhao, Xin Wang, Xiao-Wei Li, Yan Xing, and Qiong-Hua Wang*, Tunable liquid lenses: emerging technologies and future perspectives[J].Laser & Photonics Reviews, 2023, 17(11):2300274.

3. Di Wang#, Chao Liu#, Chuan Shen, Yan Xing, and Qiong-Hua Wang*. Holographic capture and projection system of real object based on tunable zoom lens [J]. PhotoniX, 2020, 1:6.

4. Yi Zheng, Xin Wang, Zhao Jiang, Jin-Bo Xu, Rong-Ying Yuan, You-Ran Zhao, Hao-Ran Zhang, Chao Liu*, and Qiong-Hua Wang*, Adaptive multiscale microscope with fast zooming,extended working distance,and large field of view, Light: Advanced Manufacturing, 5, 8, 2024.

5. Jin-Bo Xu, You-Ran Zhao, Chao Liu* and Qiong-Hua Wang*. Non-aqueous organic solution based on a large aperture spherical electrowetting liquid lens with a wide tunable focal length range [J]. Journal of Materials Chemistry C, 2022, 17(10): 6778-6793.

6. Chao Liu, Lei Li, and Qiong-Hua Wang*. Liquid prism for beam tracking and steering[J]. Optical Engineering, 2012, 51(11):114002.

7. Chao Liu, Lei Li, and Qiong-Hua Wang*. Bidirectional optical switch based on electrowetting[J]. Journal of Applied Physics, 2013, 113(19):193106.

8. Chao Liu, Qiong-Hua Wang*, and Ming-Huan Wang. Mirror reflector actuated by liquid droplet[J]. IEEE Photonics Technology Letters, 2014, 26(11):1077-1080.

9. Chao Liu, Qiong-Hua Wang*, Li-Xiao Yao, and Ming-Huan Wang. Adaptive liquid lens actuated by droplet movement[J]. Micromachines, 2014, 5(3):496-504.

10. Chao Liu, Qiong-Hua Wang*, and Ming-Huan Wang. Optical switch based on hydraulic actuation[J]. Optik-International Journal for Light and Electron Optics, 2014, 125(22): 6661-6664.

11. Chao Liu, Qiong-Hua Wang*, Ming-Huan Wang and Li-Xiao Yao. Optical switch matrix based on a liquid-actuated mirror reflector[J]. Optical Engineering, 2014, 53(11):117107.

12. Chao Liu, Di Wang, Li-Xiao Yao, Lei Li, and Qiong-Hua Wang*. Electrowetting-actuated optical switch based on total internal reflection[J]. Applied Optics, 2015, 54(10):2672-2676.

13. Chao Liu, Di Wang, Li-Xiao Yao, Lei Li, and Qiong-Hua Wang*. Optical attenuator based on phase modulation of a spatial light modulator[J]. Chinese Optics Letters, 2015, 13(8):082301-082304.

14. Chao Liu, Lei Li, Di Wang, Li-Xiao Yao, and Qiong-Hua Wang*. Liquid optical switch based on total internal reflection[J]. IEEE Photonics Technology Letters, 2015, 27(19):2091-2094.

15. Chao Liu, and Di Wang*. A light intensity and FOV controlled adaptive fluidic iris[J]. Applied Optics, 2018, 57(18):D27-D31.

16. Chao Liu, Di Wang, and Qiong-Hua Wang*. A multidirectional beam steering reflector actuated by hydraulic control[J]. Scientific Reports, 2019, 9:5086.

17. Chao Liu, Di Wang, Qiong-Hua Wang*, and Jian-Cheng Fang*. Electrowetting-actuated multifunctional optofluidic lens to improve the quality of computer-generated holography[J]. Optics Express, 2019, 27(9):12963-12975.

18. Chao Liu, Di Wang, and Qiong-Hua Wang*. Variable aperture with graded attenuation combined with adjustable focal length lens[J]. Optics Express, 2019, 27(10):14075-14084.

19. Chao Liu, Di Wang, and Qiong-Hua Wang*. Holographic display system with adjustable viewing angle based on multi-focus optofluidic lens [J]. Optics Express, 2019, 27(13):18210-18221.

20. Chao Liu, Di Wang, Lei Li, and Qiong-Hua Wang*. Multifunction reflector controlled by liquid piston for optical switch and beam steering [J]. Optics Express, 2019, 27(23): 33233-33242.

21. Chao Liu, Di Wang,Qiong-Hua Wang*, and Yan Xing. Multifunctional optofluidic lens with beam steering [J]. Optics Express, 2020, 28(5): 7734-7745.

22. Chao Liu, Di Wang, Guang-Xu Wang, Zhao Jiang, and Qiong-Hua Wang*. 1550 nm infrared/visible light switchable liquid optical switch [J]. Optics Express, 2020, 28(6): 8974-8984.

23. Chao Liu, Yi Zheng, Nan-Nan Li, Ye-Hao Hou, Zhao Jiang, and Qiong-Hua Wang*, Real scene acquisition and holographic near-eye display system based on a zoom industrial endoscope [J]. Optics Express, 2022, 30(18): 33170-33181.

24. Chao Liu, Yi Zheng, Fan Chu, Yi-Wei Zheng, and Qiong-Hua Wang*, Adaptive micro-projection system based on liquid lens[J].Optics and Laser Technology, 2023, 167:109734.

25. Shi-Long Li, Zhong-Quan Nie, Yan-Ting Tian, and Chao Liu*. Liquid refractive index measurement system based on electrowetting lens [J]. Micromachines, 2019, 10(8):515.

26. 李世隆, 田彦婷, 刘超*, 基于电润湿驱动的反射镜式光导航.光学学报, 2019, 39(11): 1123003.

27. Zhao Jiang, Di Wang, Yi Zheng, Chao Liu*, and Qiong-Hua Wang*. Continuous optical zoom microscopy imaging system based on liquid lens [J]. Optics Express, 2021, 29(13): 20322-20335.

28. Di Wang, Jin-Bo Xu, Rong-Ying Yuan, You-Ran Zhao, Chao Liu, and Qiong-Hua Wang*. High stability liquid lens with optical path modulation function [J]. Optics Express, 2021, 29(17): 27104-27117.

29. Rong-Ying Yuan, Xiao-Li Ma, Fan Chu, Guang-Xu Wang, Min-Yang He, Chao Liu*, and Qiong-Hua Wang*. Optofluidic lenticular lens array for a 2D/3D switchable display [J]. Optics Express, 2021, 29(23): 37418-37428.

30. Yi Zheng, Di Wang, Zhao Jiang, Chao Liu*, and Qiong-Hua Wang*. Continuous zoom compound eye imaging system based on liquid lenses [J]. Optics Express, 2021, 29(23): 37565-37579.

31. 王鑫，赵悠然，徐近博，袁荣英，王琼华，刘超*. 基于电润湿效应驱动的液体菲涅尔透镜. 液晶与显示, 2022, 37(8): 942-947.

32. Jin-Bo Xu, You-Ran Zhao, Chao Liu* and Qiong-Hua Wang*. Triple-layer spherical electrowetting liquid lens with large-aperture and high zoom ratio [J]. Optics and Lasers in Engineering, 2023, 160:107311.

33. Rong-Ying Yuan, Xiao-Li Ma, Yi Zheng, Zhao Jiang, Xin Wang, Chao Liu*, and Qiong-Hua Wang*.3D microscope image acquisition method based on zoom objective[J]. Optics Express, 2023, 31(10): 16067-16080.

34. Jin-Bo Xu, You-Ran Zhao, Rong-Ying Yuan, Xiao-Wei Li, Chao Liu*, and Qiong-Hua Wang*. Electrowetting liquid lens integrating adaptive liquid iris[J]. Optics and Laser Technology, 2024, 169:110023.

35. Jin-Bo Xu, Rong-Ying Yuan, You-Ran Zhao, Chao Liu*, and Qiong-Hua Wang*. Three-phase electrowetting liquid lens with deformable liquid iris[J]. Optics Express, 2023, 31(26): 43416-43426.

36. Sandar Tun†, You-Ran Zhao†, Jin-Bo Xu, Xiao-Wei Li, Chao Liu*, and Qiong-Hua Wang*. Dual interface trapezium liquid prism with beam steering function[J]. Optics Express, 2024, 32(3): 3394-3401.

37. You-Ran Zhao, Jin-Bo Xu, Rong-Ying Yuan, Xin Wang, Lei Li, Chao Liu* and Qiong-Hua Wang*. Tunable optofluidic Fresnel lens with ring-shaped electrodes [J]. Optics and Lasers in Engineering, 2024, 176:108087.

38. Zhao Jiang, Di Wang, Yi Zheng, Chao Liu*, and Qiong-Hua Wang*. Continuous optical zoom telescopic system based on liquid lenses [J]. Optics Express, 2024, 32(9): 15269-15279.

39. Lei Li, Chao Liu, and Qiong-Hua Wang*. Optical switch based on tunable aperture[J]. Optics Letters, 2012, 37(16):3306.

40. Lei Li, Chao Liu, Hua-Rong Peng, and Qiong-Hua Wang*. Optical switch based on electrowetting liquid lens[J]. Journal of Applied Physics, 2012, 111(10):609-611.

41. Lei Li, Qiong-Hua Wang*, and Chao Liu. Three-step method for optimization of optical thin film[J]. Optik-International Journal for Light and Electron Optics, 2013, 124(14):1796-1799.

42. Lei Li, Chao Liu, Hong-Wen Ren, and Qiong-Hua Wang*. Adaptive liquid iris based on electrowetting[J]. Optics Letters, 2013, 38(13):2336.

43. Lei Li, Chao Liu, Hong-Wen Ren, Qiong-Hua Wang*. Fluidic optical switch by pneumatic actuation[J]. IEEE Photonics Technology Letters, 2013, 25(25):338-340.

44. Lei Li, Chao Liu, and Qiong-Hua Wang*. Electrowetting-based liquid iris[J]. IEEE Photonics Technology Letters, 2013, 25(10):989-991.

45. Lei Li, Chao Liu, Ming-Huan Wang, and Qiong-Hua Wang*. Adjustable optical slit based on electrowetting[J]. IEEE Photonics Technology Letters, 2013, 25(24):2423-2426.

46. Lei Li, Qiong-Hua Wang*, Chao Liu, and Ming-Huan Wang. Adaptive liquid iris for optical switch[J]. Optical Engineering, 2014, 53(4):047105.

47. Ming-Huan Wang, Qiong-Hua Wang*, and Chao Liu. 1×2 optical switch based on electrowetting[J]. Optical Engineering, 2014, 53(5):055103.

48. Di Wang, Chao Liu, Li-Xiao Yao, Qiong-Hua Wang*, and Xin Zhou. Voltage-controlled optical filter based on electrowetting[J]. Chinese Optics Letters, 2014, 12(12):48-51.

49. Li-Xiao Yao, Chao Liu, Ming-Huan Wang, Da-Hai Li, and Qiong-Hua Wang*. RGB converter based on liquid prism[J]. Journal of the Society for Information Display, 2015, 23(1):36-40.

50. Di Wang, Qiong-Hua Wang*, Chuan Shen, Xin Zhou, and Chao Liu. Color holographic zoom system based on a liquid lens[J]. Chinese Optics Letters, 2015, 13(7): 072301-72305.

51. Lei Li, Chao Liu, Hong-Wen Ren, Huan Deng, and Qiong-Hua Wang*. Annular folded electrowetting liquid lens[J]. Optics Letters, 2015, 40(9):1968-1971.

52. Di Wang, De-Hong Wang, Chuan Shen, Chao Liu, and Qiong-Hua Wang*. Adjustable aperture based on the phase modulation of spatial light modulator[J]. Journal of Display Technology, 2016, 12(5):447-450.

53. Di Wang, Chao Liu, Chuan Shen, Xin Zhou, and Qiong-Hua Wang*, A holographic zoom system without undesirable light[J]. Optik-International Journal for Light and Electron Optics, 2016, 127(19):7782-7787.

54. Di Wang, Chao Liu, Lei Li, Xin Zhou, and Qiong-Hua Wang*. Adjustable liquid aperture to eliminate undesirable light in holographic projection[J]. Optics Express, 2016, 24(3):2098-2105.

55. Lei Li, Chao Liu, Hong-Wen Ren, and Qiong-Hua Wang*. Optical switchable electrowetting lens[J]. IEEE Photonics Technology Letters, 2016, 28(14):1505-1508.

56. Lei Li, Di Wang, Chao Liu and Qiong-Hua Wang*. Ultrathin zoom telescopic objective[J]. Optics Express, 2016, 24(16):18674-18684.

57. Le iLi, Di Wang, Chao Liu and Qiong-Hua Wang*. Zoom microscope objective using electrowetting lenses[J]. Optics Express, 2016, 24(3):2931-2940.

58. Chang-Kun Shi, Zhong-Quan Nie*, Yan-Ting Tian, Chao Liu, Yong-Chang Zhao, and Bao-Hua Jia. Super-resolution longitudinally polarized light needle achieved by tightly focusing radially polarized beams[J]. Optoelectronics Letters, 2018, 14(1):1-5.

59. Yong-Chang Zhao, Zhong-Quan Nie*, Ai-Ping Zhai, Yan-Ting Tian, Chao Liu, Chang-Kun Shi, and Bao-Hua Jia. Optical super-resolution effect induced by nonlinear characteristics of graphene oxide films[J]. Optoelectronics Letters, 2018, 14(1):21-24.

60. Di Wang, Chao Liu, and Qiong-Hua Wang*. Holographic zoom micro-projection system based on three spatial light modulators[J]. Optics Express, 2019, 27(6):8048-8058.

61. Di Wang, Chao Liu, and Qiong-Hua Wang*. Method of chromatic aberration elimination in holographic display based on zoomable liquid lens[J]. Optics Express, 2019, 27(7):10058-10066.

62. Di Wang, Chao Liu, Fan Chu, and Qiong-Hua Wang*. Full color holographic display system based on intensity matching of reconstructed image[J]. Optics Express, 2019, 27(12): 16599-16612.

63. Di Wang, Nan-Nan Li, Chao Liu, and Qiong-Hua Wang*. Holographic display method to suppress speckle noise based on effective utilization of two spatial light modulators[J]. Optics Express, 2019, 27(8):11617-11625.

64. Qiong-HuaWang, Liang Xiao, Chao Liu and Lei Li*. Optofluidic variable optical path modulator[J]. Scientific Reports, 2019, 9:7082.

65. Di Wang, Chao Liu, and Qiong-Hua Wang*, Adjustable optical slit based on the phase type spatial light modulator. IEEE Photonics Journal, 2019, 11(2):7000408.

66. Di Wang, Dan Xiao, Su-Juan Liu, Chao Liu, and Qiong-Hua Wang*. Color holographic display system based on utilization of effective viewing area. Journal of the Society for Information Display, 2019, 1-8.

67. Di Wang, Chao Liu, and Qiong-Hua Wang*. Color holographic zoom system having controllable light intensity without undesirable light based on multifunctional liquid device. IEEE Access [J]. 2019, 7(1): 99900-99906.

68. Nan-Nan Li, Di Wang, Chao Liu, Shu-Feng Lin, and Qiong-Hua Wang*. Large-size holographic display method based on effective utilization of two spatial light modulators. Optics Communications[J]. 2019, 453(15):124311.

69. Di Wang, Dan Xiao, Nan-Nan Li, Chao Liu, and Qiong-Hua Wang*. Holographic display system based on effective area expansion of SLM, IEEE Photonics Journal[J]. 2019, 11(6): 7001312.

70. Di Wang, Dan Xiao, Nan-Nan Li, Chao Liu, and Qiong-Hua Wang*. Method of speckle noise suppression for holographic zoom display based on layered-pixel-scanning algorithm, IEEE Access[J]. 2020, 8(1): 102128-102137.

71. Di Wang, Chao Liu, Nan-Nan Li, and Qiong-Hua Wang*. Holographic zoom system with large focal depth based on adjustable lens, IEEE Access[J]. 2020, 8(1): 85784-85792.

72. Fan Chu, Di Wang, Chao Liu, Lei Li, and Qiong-Hua Wang*. Multi-view 2D/3D switchable display with cylindrical liquid crystal lens array, Crystals[J]. 2021, 11(6):715.

73. 赵悠然, 徐近博, 刘超, 徐近博. 大口径电润湿液体透镜. 真空科学与技术学报[J]. 2021, 41(9): 877-882.

74. Yu-Qiang Guo, Fan Chu, Bing-Xiang Li, Yu-Xian Zhang, Tian-Zi Shen, Wei Duan, Chao Liu, Yu-Bao Sun*, and Qiong-Hua Wang*. Unidirectional collective transport of microspheres in nematic liquid crystal by electrically tunable reorientation, Journal of Molecular Liquids [J]. 2022, 357: 119136.

75. 王琼华, 袁荣英, 刘超. 基于电润湿液体透镜的显微成像技术.北京航空航天大学学报[J].2022, 48(9):1774-1781.

76. Di Wang†, Yi-Long Li†, Fan Chu†, Nan-Nan, Li, Zhao-Song Li, Sin-Doo Lee, Zhong-Quan Nie, Chao Liu and Qiong-Hua Wang*, Color liquid crystal grating based color holographic 3D display system with large viewing angle, Light: Science & Applications, 13:16, 2024 .

77. Di Wang†, Zhao-Song Li†, Yi Zheng, You-Ran Zhao, Chao Liu, Jin-Bo Xu, Yi-Wei Zheng, Qian Huang, Chen-Liang Chang, Da-Wei Zhang, Song-Lin Zhuang and Qiong-Hua Wang*, Liquid lens based holographic camera for real 3D scene hologram acquisition using end-to-end physical model-driven network, Light: Science & Applications, 13:62, 2024.

78. Yi-Jian Liu, Xue-Rui Wen, Xiao-Shuai Hu, Wei-Ze Li, Yan Xing, Chao Liu, Han-Le Zhang*, and Qiong-Hua Wang*, High-Resolution Integral Imaging Display Using Targeted Optimized Compound Lens Array for Voxel Aliasing Elimination, Laser & Photonics Reviews,18(7), 202400182, 2024.

79. Di Wang†, Yi-Long Li†, Xin-Ru Zheng, Ruo-Nan Ji*, Xin Xie, Kun Song, Fan-Chuan Lin, Nan-Nan Li, Zhao Jiang, Chao Liu, Yi-Wei Zheng, Shao-Wei Wang, Wei Lu, Bao-Hua Jia, Qiong-Hua Wang*. Decimeter-depth and polarization addressable color 3D meta-holography. Nature Communications, 15:8242, 2024.

80. Chao Liu, Di Wang, Li-Xiao Yao, Lei Li, and Qiong-Hua Wang*. P-122: Liquid Optical Switch Based on Total Reflection[J]. Sid Symposium Digest of Technical Papers, 2015, 46(1):1624-1626. San Jose，US. 2015.06.02-2015.06.04.

81. Chao Liu, Di Wang, and Qiong-Hua Wang*. Liquid refractive index measurement system by adaptive lens,” Proc. SPIE 11434, 2019 International Conference on Optical Instruments and Technology: Optical Systems and Modern Optoelectronic Instruments, 114340K. Beijing, China. 2019.11.02-2019.11.04.

82. Li-Xiao Yao, Chao Liu, Ming-Huan Wang, and Qiong-Hua Wang*. P-112: A Wavelength Converter Based on Electrowetting[J]. Sid Symposium Digest of Technical Papers, 2015, 46(1):1588-1591.

83. Lei Li, Chao Liu, and Qiong-Hua Wang*. Ultrathin zoom lens system based on liquid lenses[J]. Proc. SPIE 9524, 2015, 95241B. Singapore, 2015.07.17-2015.07.21.

84. Wu-Xiang Zhao, Dong Liang, Jie Zhang, Chao Liu, Shang-Fei Zang, and Qiong-Hua Wang*. Variable-focus cylindrical liquid lens array[J]. Proc. SPIE 8769, 2013, 87690Y. Singapore, 2013.06.22-2015.07.26.

85. Di Wang, Nan-Nan Li, Chao Liu, and Qiong-Hua Wang*. Holographic display system to suppress speckle noise based on two spatial light modulators. Digital Holography and Three-Dimensional Imaging 2019, W2A.8, 1-2, 2019.

3. Patents (Selected)

1. Di Wang, Qiong-Hua Wang, Chao Liu, Chu Fan, and Yi-Long Li, Tunable crystal grating-based holographic true 3D display system and method，美国专利号：US 11860385B2

2. Liu C, Li S L, Nie Z Q, Tian Y T, Zhai A P, A mirror type optical navigation device based on electrowetting, Chinese Patent ZL201811542822.7

3. Liu C, Wang Q H, Wang D, Wang G X, Jiang Z, A liquid optical switch with adaptive switching between visible and infrared light, Chinese Patent ZL202010142298.5

4. Liu C, Wang Q H, Wang D, A real-time holographic acquisition and projection system based on adaptive zoom camera, Chinese Patent ZL201911375160.3

5. Liu C, Wang Q H, Wang D, An adaptive zoom telescope, Chinese Patent ZL201910956274.0

6. Liu C, Wang Q H, Jiang Z, Zheng Y, Wang D, A continuous zoom stereomicroscope with adjustable viewing angle, Chinese Patent ZL202110456676.1

7. Wang Q H, Liu C, Xu J B, Jiang Z, Wang D, An electrowetting liquid lens with high stability and adjustable optical path, Chinese Patent ZL202110170943.9

8. Wang Q H, Liu C, Wang D, Wang G Z, Jiang Z, A multifunctional mirror which can realize light switching and beam navigation, Chinese Patent ZL201910923431.8

9. Wang Q H, Liu C, Wang D, A liquid refractive index measuring instrument based on electrowetting lens, Chinese Patent ZL201910246163.0

10. Wang Q H, Liu C, Wang D, Yao L X, Li L, A total reflection liquid optical switch based on electrowetting effect, Chinese Patent ZL201510016631.7

11. Wang Q H, Liu C, Li L, A double channel liquid optical switch based on electrowetting effect, Chinese Patent ZL201310104146.6

Professional Society (Selected)

[1]Member of the three-dimensional imaging and display special committee of the Chinese Society of Image Graphics (CSIG)

[2]Member of the holographic and optical information special committee of the Chinese Optical Society (COS)