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Determination of the particle size distribution in a powder using radiotracers; Determinacion de la distribucion de tamano de particulas en un polvo utilizando radiotrazadores

Abstract

To determine experimentally the particle size distribution in a powder the meshed method is generally used. This method has the disadvantage that in the obtained distribution is not observed at detail the fine structure of such distribution. In this work, a method for obtaining the distribution of particle size using radiotracers is presented. In the obtained distribution by this method it is observed with more detail the fine structure of the distribution, comparing with the obtained results by the classical method of meshed. The radiotracer method has major resolution for the experimental determination mentioned. In the chapter 1, it is done a brief analysis about theoretical aspects related with the method. In the first part it is analysed the particle behavior (sedimenting) in a fluid. The second part treats the relating with the radioactivity of an activated material as well as its detection. In the chapter 2, a description of the method is done also the experimental problems to applying to the alumina crystals sample are discussed. In the chapter 3 the obtained results and the mistake calculations in such results are showed. Finally, in the chapter 4 the conclusions and recommendations are given which is possible to obtain better  More>>
Authors:
Publication Date:
Jul 01, 1974
Product Type:
Thesis/Dissertation
Report Number:
INIS-MX-984
Resource Relation:
Other Information: TH: Thesis (Physics and Mathematics Degree); PBD: [1974]
Subject:
38 RADIATION CHEMISTRY, RADIOCHEMISTRY, AND NUCLEAR CHEMISTRY; COPPER 64; COPPER 66; DIAGRAMS; EXPERIMENTAL DATA; PARTICLE SIZE; POWDERS; SEDIMENTATION; STOKES LAW; TRACER TECHNIQUES
OSTI ID:
20256636
Research Organizations:
Instituto Politecnico Nacional, Escuela Superior de Fisica y Matematicas, Mexico D.F. (Mexico)
Country of Origin:
Mexico
Language:
Spanish
Other Identifying Numbers:
TRN: MX0200080024750
Availability:
Available from INIS in electronic form
Submitting Site:
MXN
Size:
53 pages
Announcement Date:
Jul 17, 2002

Citation Formats

Revilla D, R. Determination of the particle size distribution in a powder using radiotracers; Determinacion de la distribucion de tamano de particulas en un polvo utilizando radiotrazadores. Mexico: N. p., 1974. Web.
Revilla D, R. Determination of the particle size distribution in a powder using radiotracers; Determinacion de la distribucion de tamano de particulas en un polvo utilizando radiotrazadores. Mexico.
Revilla D, R. 1974. "Determination of the particle size distribution in a powder using radiotracers; Determinacion de la distribucion de tamano de particulas en un polvo utilizando radiotrazadores." Mexico.
@misc{etde_20256636,
title = {Determination of the particle size distribution in a powder using radiotracers; Determinacion de la distribucion de tamano de particulas en un polvo utilizando radiotrazadores}
author = {Revilla D, R}
abstractNote = {To determine experimentally the particle size distribution in a powder the meshed method is generally used. This method has the disadvantage that in the obtained distribution is not observed at detail the fine structure of such distribution. In this work, a method for obtaining the distribution of particle size using radiotracers is presented. In the obtained distribution by this method it is observed with more detail the fine structure of the distribution, comparing with the obtained results by the classical method of meshed. The radiotracer method has major resolution for the experimental determination mentioned. In the chapter 1, it is done a brief analysis about theoretical aspects related with the method. In the first part it is analysed the particle behavior (sedimenting) in a fluid. The second part treats the relating with the radioactivity of an activated material as well as its detection. In the chapter 2, a description of the method is done also the experimental problems to applying to the alumina crystals sample are discussed. In the chapter 3 the obtained results and the mistake calculations in such results are showed. Finally, in the chapter 4 the conclusions and recommendations are given which is possible to obtain better results and improve to those in this work were obtained. (Author)}
place = {Mexico}
year = {1974}
month = {Jul}
}