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Circular ultrasonic transducer characterization:theoretical and experimental results
(Revista Mexicana de Física, 2009)
Design Of An Optimized High-power Ultrasonic Transducer
(Publ by IEEE, Piscataway, NJ, United States, 1990)
The Application of Pyroelectric Sensors in the Measurementof X-Ray Intensity and Ultrasonic Transducer Output Power: a Review
(2022-06-01)
The biological effects of the signals produced by X-ray and ultrasound equipment strongly depend on their intensity. Some articles were published addressing the use of pyroelectric sensors to measure the intensity of X-rays ...
Construção e caracterização do campo acústico de transdutores ultra-sônico piezoelétrico de polarização variável
(Universidade Federal de São CarlosBRUFSCarPrograma de Pós-Graduação em Física - PPGF, 2008-10-23)
This work was motivated on the great technological and commercial interest of ultrasonic transducer, capable to generate diffraction controlled ultrasonic beams in the
frequency range of kHz up to MHz. As a solution, in ...
Uso da onda ultra-sônica como meio de controle do processo de secagem da madeira
(Universidade Federal de Santa MariaBRRecursos Florestais e Engenharia FlorestalUFSMPrograma de Pós-Graduação em Engenharia Florestal, 2006-02-21)
The purpose of this study is to explore the use of ultrasonic technique in order to estimate the moisture content during wood drying, from green condition to the end of the drying process. The treatments were based on the ...
Sistema para medição de distâncias horizontais na água utilizando transdutor ultrassônico
(Universidade Tecnológica Federal do ParanáToledoBrasilCurso de Engenharia EletrônicaUTFPR, 2019-06-28)
This work describes the development of a prototype of a sensor that can be embedded into an amphibious UAV (Unmanned Aerial Vehicle) to detect obstacles that can damage the UAV in case of collision. The system consists on ...
The presence of fungi on contact electrical stimulation electrodes and ultrasound transducers in physiotherapy clinics
(Elsevier B.V., 2011-12-01)
Objectives To evaluate the presence of fungi on contact electrodes and ultrasound transducers from physiotherapy clinics.Design Quantitative study conducted at the Laboratory of Microbiology and Immunology, Faculty of ...