Sensors and Sensing Devices Utilizing Electrorheological Fluids and Magnetorheological Materials-A Review

Area of Science:

• Materials Science
• Sensor Technology
• Smart Materials

Background:

• Electrorheological fluids (ERFs) and magnetorheological materials (MRMs) offer tunable rheological properties.
• These smart materials respond to electrical voltage (ERFs) and magnetic fields (MRMs), respectively.
• Their unique characteristics enable novel sensor designs.

Purpose of the Study:

• To comprehensively review sensors and sensing devices utilizing ERFs and MRMs.
• To provide a chronological overview of sensing research in these materials.
• To discuss configurations, principles, and specifications of various smart material sensors.

Main Methods:

• Literature review of ERF and MRM sensor development.
• Classification of MRMs into fluids (MRF), elastomers (MRE), and plastomers (MRP).
• Chronological organization: ERF sensors, MRF sensors, MRE sensors, MRP sensors.

Main Results:

• Detailed discussion of selected force, tactile, strain, bending, magnetometer, display, and flux sensors.
• Analysis of sensing configurations, working principles, accuracy, and sensitivity.
• Identification of key advancements in ERF and MRM sensor technology.

Conclusions:

• Summary of reviewed ERF and MRM sensors and their applications.
• Discussion of future challenges including response time optimization.
• Emphasis on integrating AI neural networks for enhanced sensor performance and tuning.