ultrasonic investigation
Ultrasonic Investigation of Molecular Interaction in Paracetamol Solution at Different Concentrations
... In continuation of our work [11-12] in the present investigation the ultrasonic velocity, density and viscosity of 0.001 M, 0.01M and 0.1M paracetamol solution at temperature 303K is measured and acoustic ...
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ULTRASONIC INVESTIGATION OF AQUEOUS DEXTRAN AT DIFFERENT TEMPERATURES AND FREQUENCIES
... We have chosen a polymer dextran as a solute with water as a solvent. This is the only polymer which is water soluble. Dextran and their derivatives find wide applications in various industries particularly in ...
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Ultrasonic investigation and molecular interaction studies in substituted oxoimidazoline drugs solution at different concentrations
... as ultrasonic waves. In the recent year, an ultrasonic wave has acquired the status of an important tool for the study of structure and properties of matter in basic ...etc. Ultrasonic techniques are ...
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Ultrasonic Investigation Of Molecular Interaction In Pyridoxine At 293 K
... The ultrasonic velocity of pure solvent and their solutions measurement were carried out with a highly versatile and accurate ‘pulse echo overlap technique (PEO) method by using automatic ultrasonic ...
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Ultrasonic Investigation of the Elastic Properties and Liquid Fragility of Bulk Metallic Glasses in the Supercooled Liquid Region
... in Section 2.4 and are applied to a variety of metallic glass forming systems with a range of Angell fragilities in Chapter 5. Two of the systems studied were also studied via the ex situ annealing methods. The results ...
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Ultrasonic Investigation on the Effect of Corrosion Inhibitor in Mild Steel
... which ultrasonic waves are ...shear ultrasonic waves. It is noticed that the ultrasonic velocity decreases in the corroded sample due to that acid solution increases the steel susceptibility to ...
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Mechanical Properties Enhancement due to Network Modification by different Alkali Ions at Equal Concentration Doped in Borate Glasses An Ultrasonic Investigation at 10MHz on the Phenomenon “Mixed Alkali Effect”
... The spectroscopic reals that these ions can act as a network former and network modifier. The non-linear variations of ultrasonic velocities and micro-hardness and optical properties are. collectively named as ...
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Ultrasonic Investigation of Aqueous L-Alanine
... elastic modulus of biological materials are important for the prediction of their deformation behavior. These elastic properties could be used to compare the relative strengths of biomaterials and investigation of ...
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Ultrasonic Investigation Of Thermoplastic Polymers
... the ultrasonic technique to study the characteristics of the polymeric structure, and the physical and mechanical properties of polymers ...the ultrasonic technique parameters such as attenuation and ...
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Ultrasonic Investigation of Elastic Properties in ZnS:Ce Nanocrystallite
... of ultrasonic velocity in sintered ZnS provides information about the pore size, pore shape and their distribution 13 ...the ultrasonic properties in Ce doped ZnS nanofluid. The ultrasonic velocity ...
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Method of ultrasonic measurement of texture
... non-destructive ultrasonic investigation includes measuring the velocity of ultrasonic energy waves in lower order plate modes in one or more directions, and measuring phase velocity dispersion of ...
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Size Dependent Elastic and Thermophysical Properties of Zinc Oxide Nanowires166-176
... Semiconductor oxides, especially zinc oxide nanowires (ZnO-NWs), find their utility because of their structural, mechanical, electronic and thermal properties. The large piezoelectricity of ZnO makes it a suitable ...
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HiFFUTs for high temperature ultrasound
... The flexural ultrasonic transducer (FUT) is an ultrasound sensor principally utilised for industrial metrology, flow measurement, and proximity sensing applications. The fundamental operating principle of a FUT is ...
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Experimental Investigation for Welding Strength of Ultrasonic Welding Process using Taguchi
... Finally, ultrasonic welds are made without consumables, such as solder or filler that would ordinarily be used for the connection and with far less energy usage than traditional joining ...
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Ultrasonic Fatigue Endurance Investigation on Plastic Material Nylon 6
... all ultrasonic fatigue tests; under this condi- tion the highest temperature is located at the narrow sec- tion of hourglass shape ...the ultrasonic fatigue ma- chine and the two cooling system ...
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Investigation and modeling of viscoelastic moduli for multilayered polymeric systems using high frequency ultrasonic waves
... 52 The techniques used by Huo and Reis[40] however are limited by the same physical problems as any ultrasonic technique. As the thickness of the samples, and the layers within the samples, decreases, the level of ...
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Assessing Quality in Machine Foundation Using UPV Measurements
... There should be adequate acoustical coupling between the concrete and the faces of each transducer. To ensure this a very thin layer of a coupling medium such as petroleum jelly, grease, soft soap or kaolin – glycerol ...
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EXPERIMENTAL INVESTIGATION AND OPTIMIZATION OF PROCESS PARAMETERS OF ULTRASONIC WELDING FOR DELRIN MATERIAL
... Thickness of the welded parts is determined by the power of the ultrasonic generator. It is used mainly for bonding work pieces of smaller size in electronics, for manufacturing communication devices, medical ...
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Ultrasonic Excitation – Fiber Bragg Grating Sensing Technique for Damage Identification
... In ultrasonic wave active detection, the selection of excitation signal is generally considered from several aspects, such as the incentives, center frequency, and excita- tion ...of ultrasonic wave mainly ...
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Experimental and Theoretical Studies of Ultrasonic Velocity in Binary Liquid Mixtures of Methyl Benzoate at Different Temperatures
... Theoretical evaluations of ultrasonic velocities in binary liquid mixtures are determined, and the validity of different theories is checked. The study gives quite satisfactory results with all the theories and it ...
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