S.H. Ejtahed

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About

S.H. Ejtahed is a researcher whose work lies at the intersection of smart materials, micro-mechanics, and structural control. Their primary focus is on the vibration analysis and active control of advanced micro-scale structures, particularly beams and sandwich composites. A key contribution is the integration of carbon nanotube (CNT)-reinforced piezoelectric materials with porous cores, enabling precise sensing and actuation at the micro level. By applying modified couple stress theory (MCST), Ejtahed accounts for size-dependent effects critical in micro-electro-mechanical systems (MEMS). Their most cited work, "Vibration analysis and control of micro porous beam integrated with FG-CNT distributed piezoelectric sensor and actuator" (2021), demonstrates how functionally graded CNTs can enhance the performance of smart sandwich beams. Though early in their citation trajectory, this work lays a foundation for next-generation adaptive micro-structures. Ejtahed’s research is particularly relevant for engineers designing high-precision sensors, actuators, and energy harvesters, where controlling micro-vibrations is essential. Their contributions bridge theoretical mechanics with practical smart material applications, offering pathways toward more responsive and durable micro-devices.