Seal Whisker-Inspired Sensory System
Reference:
- Xingwen Zheng*, Amar Kamat, Anastasiia O. Krushynska, Ming Cao, and Ajay Kottapalli*, 3D Printed Graphene Piezoresistive Microelectromechanical System Sensors to Explain the Ultrasensitive Wake Tracking of Wavy Seal Whiskers. Advanced Functional Materials, 2022. (Selected as Inside Front Cover 入选期刊内封面文章)
- Xingwen Zheng*, Amar Kamat, Ming Cao, and Ajay Kottapalli*, Wavy whiskers in wakes: Explaining the trail-tracking capabilities of whisker arrays on seal muzzles, Advanced Science, 2023. (Selected as Inside Front Cover 入选期刊内封面文章)
- Amar Kamat†, Xingwen Zheng†, Julian Bos, Ming Cao, Michael Triantafyllou, and Ajay Kottapalli*, Undulating seal whiskers evolved optimal wavelength-to-diameter ratio for efficient reduction in vortex-induced vibrations, Advanced Science, 2023. (Selected as Frontispiece 入选期刊卷首文章)
- Xingwen Zheng†, Amar M. Kamat†,*, Ming Cao, and Ajay Giri Prakash Kottapalli*, Creating underwater vision through wavy whiskers: a review of the sensory biology and flow sensing mechanism of seal whiskers. Journal of the Royal Society Interface, 2021.
- Xingwen Zheng, Amar M. Kamat, Ming Cao, and Ajay Giri Prakash Kottapalli, Natural frequency measurement of seal whiskers using a 3D-printed MEMS graphene-based cantilever sensor. IEEE 35th International Conference on Micro Electro Mechanical Systems (IEEE MEMS), 2022.
- Xingwen Zheng, Amar M. Kamat, Vinayak Sagar Harish, Ming Cao, and Ajay Giri Prakash Kottapalli, Optimizing Harbor Seal whisker for Developing 3D-Printed Flow Sensor. The 21st International Conference on Solid-State Sensors, Actuators and Microsystems (IEEE TRANSDUCERS), 2021.
- Xingwen Zheng, Amar Kamat, Ming Cao, Michael Triantafyllou, and Ajay Kottapalli, Wavy Whiskers in Phocid Seals Exhibit High Signal-to-Noise in Sensing Hydrodynamic Flows. IEEE International Conference on Cyborg and Bionic Systems (IEEE CBS), 2024.
- Amar Kamat*, Xingwen Zheng, Bayu Jayawardhana, and Ajay Kottapalli, Bioinspired PDMS-graphene cantilever flow sensors using 3D printing and replica moulding. Nanotechnology, 2020.
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The following videos and photos can also be found at: https://space.bilibili.com/3493272800463582
Zoomed-in details of the undulating surfaces of seal whiskers
基于蓝光三维扫描技术捕获海豹胡须的波浪状表面
The vorticity field presented as isosurfaces for grey and harbor seal whisker segments
基于流固耦合仿真探究斑海豹、灰海豹胡须、光滑圆柱在给定速度来流中周围的三维涡流场分布
The velocity field presented as streamlines and vortex-induced vibrations of seal whisker segments
基于流固耦合仿真探究斑海豹、灰海豹胡须、光滑圆柱在给定速度来流中周围的速度场分布
The vorticity field presented as slices for grey and harbor seal whisker segments
基于流固耦合仿真探究斑海豹、灰海豹胡须、光滑圆柱在给定速度来流中周围涡流场的二维切片
The vorticity field (isosurfaces) of single whiskers with full length
基于流固耦合仿真探究斑海豹、灰海豹胡须在给定速度来流中周围的三维涡流场分布
The velocity field (streamlines) and vortex-induced vibrations of single whiskers with full length
基于流固耦合仿真探究以阵列分布的海豹胡须截面的涡激振动
The velocity field (streamlines) and vortex-induced vibrations of single whiskers with full length
基于流固耦合仿真探究斑海豹、灰海豹胡须在给定速度来流中的涡激振动
The velocity field (streamlines) and vortex-induced vibrations of full-length whiskers in an array
基于流固耦合仿真探究以阵列分布的海豹胡须在给定速度来流中的涡激振动
The experiments of wake-induced and self-shed vortex-induced vibrations of seal whiskers in an array
基于石墨烯悬臂梁传感器测量以阵列分布的波浪状海豹胡须结构的涡激振动
Plucking the seal whisker to excite the 3d-printed cantilever sensor
基于石墨烯悬臂梁传感器测量厘米级海豹胡须的固有频率
The simulated shedding vortices of the elliptical cross-section of the seal whisker
基于流固耦合仿真探究海豹胡须椭圆截面在与来流形成不同攻角下的涡激振动
The experiments of wake-induced and self-shed vortex-induced vibrations of one single seal whisker
基于石墨烯悬臂梁传感器测量单一波浪状海豹胡须结构的涡激振动
The vortex-induced vibration of seal whisker at various angles of attack in experiments
基于石墨烯悬臂梁传感器测量3D打印波浪状海豹胡须结构在与来流形成不同攻角下的涡激振动
Simulated vibrations of the circular circle and the elliptical cross-section of the seal whisker
基于流固耦合仿真探究海豹胡须椭圆截面在上游涡街中的振动
The wake-induced vibration and vortex-induced vibration of the seal whisker in experiments
基于石墨烯悬臂梁传感器测量3D打印海豹胡须结构在上游涡街中的振动