Ultrasound-assisted transesterification of soybean oil using low power and high frequency and no external heating source
Oliveira, Pâmella A., Baesso, Raphaela M., Morais, Gabriel C., Alvarenga, André V., Costa-Félix, Rodrigo P.B.
Published in Ultrasonics sonochemistry (01.10.2021)
Published in Ultrasonics sonochemistry (01.10.2021)
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Journal Article
A non-linear morphometric feature selection approach for breast tumor contour from ultrasonic images
Pereira, Wagner Coelho A, Alvarenga, André V, Infantosi, Antonio Fernando C, Macrini, Leonardo, Pedreira, Carlos E
Published in Computers in biology and medicine (01.11.2010)
Published in Computers in biology and medicine (01.11.2010)
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Journal Article
Feasibility of Reference Material Certification for Speed of Sound and Attenuation Coefficient Based on Standard Tissue-Mimicking Material
Maia, Taynara Q.S., Alvarenga, André V., Souza, Raquel M., Costa-Félix, Rodrigo P.B.
Published in Ultrasound in medicine & biology (01.07.2021)
Published in Ultrasound in medicine & biology (01.07.2021)
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Journal Article
Using ultrasonic velocity for monitoring and analysing biodiesel production
Baesso, Raphaela M., Oliveira, Pamella A., Morais, Gabriel C., Alvarenga, André V., Costa-Felix, Rodrigo P.B.
Published in Fuel (Guildford) (15.08.2018)
Published in Fuel (Guildford) (15.08.2018)
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Journal Article
Sensibility of hydrous ethanol adulteration detection using ultrasonic parameters validated in a metrological base
Figueiredo, Monique K-K, Costa-Felix, Rodrigo P B, Maggi, Luis E, Alvarenga, André V, Romeiro, Gilberto A
Published in Journal of physics. Conference series (01.02.2011)
Published in Journal of physics. Conference series (01.02.2011)
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Journal Article
Method for estimating average grey-level's measurement uncertainty from ultrasound images for non-invasive estimation of temperature in different tissue types
Alvarenga, André V., Teixeira, César A.D., von Krüger, Marco A., Pereira, Wagner. C.A.
Published in Ultrasonics (01.08.2020)
Published in Ultrasonics (01.08.2020)
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Journal Article
Non-invasive Estimation of Temperature during Physiotherapeutic Ultrasound Application Using the Average Gray-Level Content of B-Mode Images: A Metrological Approach
Alvarenga, André V, Wilkens, Volker, Georg, Olga, Costa-Félix, Rodrigo P.B
Published in Ultrasound in medicine & biology (01.09.2017)
Published in Ultrasound in medicine & biology (01.09.2017)
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Journal Article
Metrological Validation of a Measurement Procedure for the Characterization of a Biological Ultrasound Tissue-Mimicking Material
Santos, Taynara Q, Alvarenga, André V, Oliveira, Débora P, Costa-Felix, Rodrigo P.B
Published in Ultrasound in medicine & biology (01.01.2017)
Published in Ultrasound in medicine & biology (01.01.2017)
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Journal Article
Measuring uncertainty of ultrasonic longitudinal phase velocity estimation using different time-delay estimation methods based on cross-correlation: Computational simulation and experiments
Costa-Júnior, José F.S., Cortela, Guillermo A., Maggi, Luis E., Rocha, Tiago F.D., Pereira, Wagner C.A., Costa-Felix, Rodrigo P.B., Alvarenga, André V.
Published in Measurement : journal of the International Measurement Confederation (01.07.2018)
Published in Measurement : journal of the International Measurement Confederation (01.07.2018)
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Journal Article
Influence of subcutaneous fat in surface heating of ultrasonic diagnostic transducers
Petrella, Lorena I., Maggi, Luis E., Souza, Raquel M., Alvarenga, André V., Costa-Félix, Rodrigo P.B.
Published in Ultrasonics (01.08.2014)
Published in Ultrasonics (01.08.2014)
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Journal Article
Thermochromic Phantom and Measurement Protocol for Qualitative Analysis of Ultrasound Physiotherapy Systems
Costa, Rejane M, Alvarenga, André V, Costa-Felix, Rodrigo P.B, Omena, Thaís P, von Krüger, Marco A, Pereira, Wagner C.A
Published in Ultrasound in medicine & biology (01.01.2016)
Published in Ultrasound in medicine & biology (01.01.2016)
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Journal Article
Nondestructive testing ultrasonic immersion probe assessment and uncertainty evaluation according to EN 12668-2:2010
Silva, C. E. R., Alvarenga, A. V., Costa-Felix, R. P. B.
Published in IEEE transactions on ultrasonics, ferroelectrics, and frequency control (01.10.2012)
Published in IEEE transactions on ultrasonics, ferroelectrics, and frequency control (01.10.2012)
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Journal Article
Influence of temperature variations on the entropy and correlation of the Grey-Level Co-occurrence Matrix from B-Mode images
Alvarenga, André V., Teixeira, César A., Ruano, Maria Graça, Pereira, Wagner C.A.
Published in Ultrasonics (01.02.2010)
Published in Ultrasonics (01.02.2010)
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Journal Article
Conference Proceeding
The primary measurement standard of ultrasonic power and radiation conductance at Inmetro
Alvarenga, Andre V, Costa-Felix, Rodrigo P B
Published in Journal of physics. Conference series (01.03.2021)
Published in Journal of physics. Conference series (01.03.2021)
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Journal Article
Effective radiating area and beam non-uniformity ratio of ultrasound transducers at 5 MHz, according to IEC 61689:2007
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Journal Article
Conference Proceeding