Piezoelectrics & Acoustooptics, Volume. 47, Issue 1, 63(2025)

Process Study of Wet Etching Sensitive Film for Pressure Sensors

YAN Shijin1, WANG Bingyin2, WANG Zhiqiang2, LEI Cheng1, JI Pengfei1, QIU Haibing1, TAN Qiulin1, and LIANG Ting1
Author Affiliations
  • 1State Key Laboratory of Dynamic Measurement Technology, North University of China, Taiyuan 030051, China
  • 2Inner Mongolia Power Machinery Research Institute, Hohhot 010010, China
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    [3] [3] PINTO R M R, GUND V, CALAZA C, et al. Piezoelectric aluminum nitride thin-films: A review of wet and dry etching techniques[J]. Microelectronic Engineering, 2022, 257: 111753.

    [4] [4] SHAO Z, WU Y, WANG S, et al. All-sapphire-based fiber-optic pressure sensor for high-temperature applications based on wet etching[J]. Optics Express, 2021, 29(3): 4139-4146.

    [5] [5] GUPTA A, PAL P, SHARMA C S. Surface texturing of silicon {100} in an extremely low concentration TMAH for minimized reflectivity[J]. ECS Journal of Solid State Science and Technology, 2019, 8(10): 622-628.

    [6] [6] MRAZKOVA Z, SOBKOWICZ I P, FOLDYNA M, et al. Optical properties and performance of pyramidal texture silicon heterojunction solar cells: Key role of vertex angles, Progress in Photovoltaics[J]. Research and Applications, 2018, 26(6): 369-376.

    [7] [7] SHEN J, CHEN Y, ZHANG F, et al. Morphological and crystallographic evolution of patterned silicon substrate etched in TMAH solutions[J]. Applied Surface Science, 2019, 496: 143720.

    [8] [8] PAL P, SWARNALATHA V, RAO A V N, et al. High speed silicon wet anisotropic etching for applications in bulk micromachining: A review[J]. Micro and Nano Systems Letters, 2021, 9(1): 4.

    [9] [9] PALIWAL S, YENUGANTI S. Design and simulation of digital output MEMS pressure sensor[J]. Arabian Journal for Science and Engineering, 2020, 45(8): 6661-6673.

    [10] [10] SAN H, ZHANG H, ZHANG Q, et al. Silicon-glass-based single piezoresistive pressure sensors for harsh environment applications[J]. Journal of Micromechanics and Microengineering, 2013, 23(7): 075020.

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    YAN Shijin, WANG Bingyin, WANG Zhiqiang, LEI Cheng, JI Pengfei, QIU Haibing, TAN Qiulin, LIANG Ting. Process Study of Wet Etching Sensitive Film for Pressure Sensors[J]. Piezoelectrics & Acoustooptics, 2025, 47(1): 63

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    Paper Information

    Received: Aug. 26, 2024

    Accepted: Apr. 17, 2025

    Published Online: Apr. 17, 2025

    The Author Email:

    DOI:10.11977/j.issn.1004-2474.2025.01.010

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