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Ultrasonic densitometer using a multiple reflection technique
(Institute of Electrical and Electronics Engineers (IEEE), 2002-09-01)
This work presents recent improvements in a density measurement cell with a double-element transducer that can eliminate diffraction effects. A new mechanical design combined with the use of more appropriate materials has ...
Ultrasonic Viscosity Measurement Using the Shear-Wave Reflection Coefficient with a Novel Signal Processing Technique
(IEEE-INST ELECTRICAL ELECTRONICS ENGINEERS INC, 2010)
Real-time viscosity measurement remains a necessity for highly automated industry. To resolve this problem, many studies have been carried out using an ultrasonic shear wave reflectance method. This method is based on the ...
Viscosity measurement of Newtonian liquids using the complex reflection coefficient
(Institute of Electrical and Electronics Engineers (IEEE), 2008-10-01)
This work presents the implementation of the ultrasonic shear reflectance method for viscosity measurement of Newtonian liquids using wave mode conversion from longitudinal to shear waves and vice versa. The method is based ...
Open flap debridement with or without intentional cementum removal: a 4-month follow-up
(Blackwell PublishingOxfordInglaterra, 2005)
Ultrasonic sensor for the presence of oily contaminants in water
(UNIV NAC COLOMBIA, FAC NAC MINASMEDELLIN, 2012)
The determination of the complex reflection coefficient of ultrasonic shear-waves at the solid-liquid interface is a technique employed for the measurement of the viscoelastic properties of liquids. An interesting property ...
Computational Method to Determine Reflected Ultrasonic Signals From Arbitrary-Geometry Targets
(IEEE-INST ELECTRICAL ELECTRONICS ENGINEERS INC, 2010)
A computational method based on the impulse response and on the discrete representation computational concept is proposed for the determination of the echo responses from arbitrary-geometry targets. It is supposed that ...
Viscosity measurement of Newtonian liquids using the complex reflection coefficient
(IEEE-INST ELECTRICAL ELECTRONICS ENGINEERS INC, 2008)
This work presents the implementation of the ultrasonic shear reflectance method for viscosity measurement of Newtonian liquids using wave mode conversion from longitudinal to shear waves and vice versa. The method is based ...
Viscosity measuring cell using ultrasonic wave mode conversion
(Taylor & Francis Ltd, 2006-01-01)
This work presents a cell to measure dynamic viscosity of liquids using ultrasonic wave mode conversion from longitudinal to shear wave. The strategy used to obtain the viscosity is based on the measurement of the complex ...