Technologies

Physical Sciences

Title:	Improved Variable Frequency Ultrasonic Interferometer for Velocity and Attenuation Measurement in liquids
Area:	Physical Sciences
Focus Area:	Purity & Uniformity Detection
Patent:	IN201Technology Demonstration11036499
Social Benefits:	Attenuation measurement facility added which is not present in the commercially available instrument, Generation of RF signal based on Direct Digital Synthesis (DDS) technology, Compatible with existing commercial liquid cells, Measurement of parameters at harmonic frequencies, Low cost solid-state electronic circuit design for the excitation and detection of ultrasound, Provision to count number of maxima and minima, Low excitation voltage produces negligible heat in the liquid sample.
Developing Agency:	CSIR-National Physical Laboratory (NPL), Delhi
Technology Readiness Index:	Technology Demonstration
Email:	director@nplindia.org
Website Link :	http://www.nplindia.org
Source (more info) :	https://t.ly/l_sb

Brief Description

Description :

Ultrasonic dispersion study, adiabatic compressibility and thermo-acoustic parameters of liquids; Pharmaceutical industries; Test liquid quality for food and ingredients in food industry; Research in colleges, universities of physics and chemistry faculty; Study of chemical and physical parameter like solvation number, Wada constant, intermolecular free path length etc; Used in industry to detect the purity and uniformity of liquids; Study of nano-fluids.