Design and Construction of an Electrochemical Chamber and a High-Voltage AC Generator for Electrochemical Etching in CR-39 Polycarbonates Sheets
- Authors: Flores A.L.1, Palomino-Merino R.1, Castaño V.M.2
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Affiliations:
- Facultad de Ciencias Físico Matemáticas, Benemérita Universidad Autónoma de Puebla, Avenida San Claudio y 18 Sur, Colonia San Manuel, Ciudad Universitaria
- Centro de Física Aplicada y Tecnología Avanzada, Universidad Nacional Autónoma de México, Boulevard Juriquilla 3001, Santiago de Querétaro
- Issue: Vol 62, No 1 (2019)
- Pages: 93-100
- Section: Laboratory Techniques
- URL: https://bakhtiniada.ru/0020-4412/article/view/160561
- DOI: https://doi.org/10.1134/S0020441218060076
- ID: 160561
Cite item
Abstract
An original design for an electrochemical chamber and the construction of a high-voltage AC generator for electrochemical etching (ECE) of nuclear tracks in CR-39 polycarbonates sheets are presented. The electrochemical chamber was designed and manufactured in an engineering plastic in a vertical machining center. The high-voltage AC generator was built by using different electronic circuits: a signal oscillator, a preamplifier, a power amplifier, two power supplies and a voltage converter transformer. The experimental tests showed that the design of the electrochemical chamber allowed that ECE be developed efficiently, achieving a dielectric breakdown in the polycarbonate, and the generator supplied the electric current in a stable manner and with an excellent performance throughout the ECE. The conditions of chemical etching and electrochemical etching, as well as the electrical treeing generated in the CR-39 are also presented.
About the authors
A. Lima Flores
Facultad de Ciencias Físico Matemáticas, Benemérita Universidad Autónoma de Puebla,Avenida San Claudio y 18 Sur, Colonia San Manuel, Ciudad Universitaria
Author for correspondence.
Email: jaflores8630@gmail.com
Mexico, Puebla, C.P.72570
R. Palomino-Merino
Facultad de Ciencias Físico Matemáticas, Benemérita Universidad Autónoma de Puebla,Avenida San Claudio y 18 Sur, Colonia San Manuel, Ciudad Universitaria
Email: vmcastano@unam.mx
Mexico, Puebla, C.P.72570
V. M. Castaño
Centro de Física Aplicada y Tecnología Avanzada, Universidad Nacional Autónoma de México,Boulevard Juriquilla 3001, Santiago de Querétaro
Author for correspondence.
Email: vmcastano@unam.mx
Mexico, Querétaro, C.P.76230
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