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Abstract:

An improved optical chamber is described containing a Chatelain prism with controlled heating and temperature control. It consists of placing the prism between two copper plates heated through a miniaturized device that creates a hot air current inside a small acrylic chamber. The heater is a power transistor controlled by an operational amplifier that creates a 3 h ramp generated digitally through firmware in a microcontroller. The cell temperature, obtained through a thermistor, can be controlled to ±0.1 K. © 2005 American Institute of Physics.

Registro:

Documento: Artículo
Título:Improved optical chamber for small measuring cells with temperature control
Autor:Barón, M.; Guaraglia, C.L.; Lichtenstein, G.
Filiación:Facultad de Ciencias Exactas y Naturales, Universidad de Belgrano, Villanueva 1324, 1426 Buenos Aires, Argentina
Facultad de Ingeniera y Tecnologia Informática, Universidad de Belgrano, Villanueva 1324, 1426 Buenos Aires, Argentina
Palabras clave:Cells; Copper; Firmware; Heating; Microcontrollers; Plate metal; Transistors; Controlled heating; Power transistors; Prisms
Año:2005
Volumen:76
Número:10
Página de inicio:1
Página de fin:3
DOI: http://dx.doi.org/10.1063/1.2083167
Título revista:Review of Scientific Instruments
Título revista abreviado:Rev. Sci. Instrum.
ISSN:00346748
CODEN:RSINA
Registro:https://bibliotecadigital.exactas.uba.ar/collection/paper/document/paper_00346748_v76_n10_p1_Baron

Referencias:

  • Riccó, M., Dalacanale, E., (1994) J. Phys. Chem., 98, p. 9002
  • Mita, S., Kondo, S., (1995) J. Chem. Soc., Faraday Trans., 91, p. 319
  • Seppen, A., (1987), Catholic University of Nijmegen, Netherlands; López Iglesias, M.C., Barón, M., (1990) Rev. Sci. Instrum., 61, p. 2245
  • Sun, Z.M., Faust, U., Poganatz, J., Joppek, C., (1993) J. Anal. Chem. USSR, 346, p. 1014
  • Coufal, K., Kabelka, H., (1988) J. Phys. e, 21, p. 650
  • Fujikake, S., (1997), 9059775; Hauser, S., Neumann, K.-H., Giebler, E., Graefenhahn, W., (2002), 10042568; Hornung, M., Kubasch, J., Lechner, M., Mayer, F., (2004), 1426740; Chatelain, P., (1943) Bull. Soc. Franc Mineral, 66, p. 105
  • Pellet, O., Chatelain, P., (1950) Bull. Soc. Franc. Mineral, 73, p. 254
  • P20BB104K Glass Probe Thermistor by Thermometrics Inc

Citas:

---------- APA ----------
Barón, M., Guaraglia, C.L. & Lichtenstein, G. (2005) . Improved optical chamber for small measuring cells with temperature control. Review of Scientific Instruments, 76(10), 1-3.
http://dx.doi.org/10.1063/1.2083167
---------- CHICAGO ----------
Barón, M., Guaraglia, C.L., Lichtenstein, G. "Improved optical chamber for small measuring cells with temperature control" . Review of Scientific Instruments 76, no. 10 (2005) : 1-3.
http://dx.doi.org/10.1063/1.2083167
---------- MLA ----------
Barón, M., Guaraglia, C.L., Lichtenstein, G. "Improved optical chamber for small measuring cells with temperature control" . Review of Scientific Instruments, vol. 76, no. 10, 2005, pp. 1-3.
http://dx.doi.org/10.1063/1.2083167
---------- VANCOUVER ----------
Barón, M., Guaraglia, C.L., Lichtenstein, G. Improved optical chamber for small measuring cells with temperature control. Rev. Sci. Instrum. 2005;76(10):1-3.
http://dx.doi.org/10.1063/1.2083167