... categories of flexible blood pressure sensing technologies, including piezoresistive sensors, capacitive sensors, optical sensors, piezoelectric sensors and ultrasonic sensors. The sensing mechanisms, device structures, materials, performance characteristics and system integration approaches...

... and weaknesses, analyzes their research focus and predicts their development trend in the future. Findings Piezoresistive, piezoelectric and capacitive MEMS acoustic emission sensors are the three main streams of MEMS acoustic emission sensors, which have their own advantages and disadvantages. The existing...

...Wen Pin Gooi; Pei Ling Leow; Jaysuman Pusppanathan; Xian Feng Hor; Shahrulnizahani Mohammad Din Purpose As one of the tomographic imaging techniques, electrical capacitance tomography (ECT) is widely used in many industrial applications. While most ECT sensors have electrodes placed around...

...Damir Krklješ; Dragana Vasiljević; Goran Stojanović Purpose – This paper aims to present a prototype of a capacitive angular-position sensor which exploits advantages of flexible/printed electronics. The novelty of the sensor is that the capacitor structure is placed at the circumference...