Light collection and wavelength calibration for an extreme ultraviolet diode array spectrograph

Light collection and wavelength calibration for an extreme ultraviolet diode array spectrograph Marconi, Mario Carlos ; Schmerge, J. F. ; Rocca, Jorge J. "This work was supported by the National Science Foundation Grant No. ECS 8606226. M. C. Marconi was supported by a fellowship from Universidad Nacional de Buenos Aires and Consejo Nacional de Investigaciones Cientificas y Tecnicas de la Republica Argentina." We describe the use of a simple spherical aluminum-coated mirror to image the radiation of a distant XUV-emitting plasma in the slit of a vacuum spectrograph. Calculations to determine the optimum position and curvature radius of the mirror as a function of the divergence of the emitted plasma radiation are described, Efficient light collection by the grazing incidence mirror allows calibration of an intensified diode array used as a detector with a low-pressure (10-4 Torr) dc capillary discharge that does not require a complex differential pumping system. Colorado State University. Libraries 1989 text ; image application/pdf ECEmcm00020.pdf FACFECEN100432ARTI eng c1989 American Institute of Physics

Light collection and wavelength calibration for an extreme ultraviolet diode array spectrograph

Marconi, Mario Carlos ; Schmerge, J. F. ; Rocca, Jorge J.

"This work was supported by the National Science Foundation Grant No. ECS 8606226. M. C. Marconi was supported by a fellowship from Universidad Nacional de Buenos Aires and Consejo Nacional de Investigaciones Cientificas y Tecnicas de la Republica Argentina."

We describe the use of a simple spherical aluminum-coated mirror to image the radiation of a distant XUV-emitting plasma in the slit of a vacuum spectrograph. Calculations to determine the optimum position and curvature radius of the mirror as a function of the divergence of the emitted plasma radiation are described, Efficient light collection by the grazing incidence mirror allows calibration of an intensified diode array used as a detector with a low-pressure (10-4 Torr) dc capillary discharge that does not require a complex differential pumping system.

Colorado State University. Libraries

1989

text ; image

application/pdf

ECEmcm00020.pdf

FACFECEN100432ARTI

eng

c1989 American Institute of Physics