Basics of Piezoelectric Ceramics
- Vibration mode of piezoelectric ceramics vibratorPiezoelectric ceramic vibrators have a wide range of applications. Piezoelectric ceramic transformers and piezoelectric ceramic filters are processed or combined by piezoelectric vibrators in a certain way. The parameters of the piezoelectric ceramics transducer depends largely on the vibration of tBasics of Piezoelectric Ceramics October 30, 2018
- What’s the piezoelectric ceramic oscillatorA piezoelectric ceramic is a resonant body, and when it is used as a piezoelectric element, it is called a piezoelectric vibrator or a piezoelectric ceramic vibrator. With the resonance characteristics, many devices can be fabricated, such as filters, piezoelectric ceramic transformers, and so on.PBasics of Piezoelectric Ceramics October 29, 2018
- Application of single chip microcomputer in the piezoelectric ceramic transducerPiezoelectric ceramics can produce electrostrictive effects under the action of alternating electric field. Piezoelectric ceramic ultrasonic transducers can generate vibration under the action of alternating electric field, and can generate strong ultrasonic waves during resonance. Since piezoelectrBasics of Piezoelectric Ceramics October 29, 2018
- Several major piezoelectric ceramic materialsBarium titanate piezoelectric ceramics (3BaTiO. Barium titanate is the first piezoelectric ceramic made and widely used, and its electromechanical coupling coefficient is very high. Compared with other piezoelectric ceramics, it has a lower curie point and its electromechanical.The performance is veBasics of Piezoelectric Ceramics November 19, 2018
- Evaluation of HIFU transducer performanceThe performance indicators describing the transducer are operating frequency, electroacoustic efficiency, and transmitted sound power. The performance of the HIFU ceramic transducers is described below, and the performance of the four in vitro focused transducers is described separately. (1) OperatiBasics of Piezoelectric Ceramics October 25, 2018
- What’s the high intensity focused ultrasound transducerHigh intensity focused ultrasound HIFU is an emerging in vitro non-invasive treatment of tumor technology. The physical principle of treatment is: through a certain form of ultrasound focusing transducer, the ultrasound energy is focused on the target tissue, and the target tissue is rapidly heatedBasics of Piezoelectric Ceramics October 22, 2018
- piezoelectric ceramic plate used for guitar pickupExperimental principleThis experiment utilizes the positive piezoelectric effect of piezoelectric ceramics. Using the piezoelectric ceramics installed in the guitar resonance box, the seven sounds from the center C to B (including B) in the C major scale are plucked by the player, and the electric sBasics of Piezoelectric Ceramics October 22, 2018
- The application of using a piezoelectric ceramic to identify the tones of instrumentsThis study utilized the principle of piezoelectric effect of piezoelectric ceramics and consisted of two parts of experiments. The first part is to use the positive piezoelectric effect of piezoelectric ceramics, install piezoelectric ceramic sheets in the resonance box of the guitar, and pluck theBasics of Piezoelectric Ceramics October 19, 2018
- What’s the Hydrophone detectionA hydrophone is a transducer that converts an underwater sound pressure signal into an electrical signal. When the pressure (acoustic disturbance) on the piezoelectric material piezo ceramic tubes changes, the charge distribution inside the piezoelectric material changes proportionally and is reflecBasics of Piezoelectric Ceramics October 16, 2018
- Study of ultra-micro PZT piezoelectric ceramic powderThe polarized PZT piezo ceramic becomes an ordered arrangement due to the polarization electric field forcing the disordered 90°domain and 180°domain steering in the unit cell, and the spontaneous polarization axis in the unit cell is longer than the non-spontaneous polarization axis. When the 90°doBasics of Piezoelectric Ceramics October 15, 2018