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Optical Astronomy
Astronomy has, in the past decades, undergone a complete transformation as its techniques have expanded to cover the full electromagentic spectrum... -
Lunar Observing Equipment
The main focus of this chapter is on the basic types of optical equipment, along with the advantages and disadvantages of each type when used for... -
Honeycomb Mirrors for Large Telescopes
This chapter deals with the design, fabrication, and use of the borosilicateglass honeycomb mirrors which are being produced at the University... -
Condensed combustion products of aluminized propellants. II. evolution of particles with distance from the burning surface
Condensed combustion products of a model propellant on the basis of ammonium perchlorate and aluminum were studied using the sampling technique. The...
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Observations of the Hanle Effect in the Ca I 4227 and Sr II 4078 Å lines
The Hanle effect in the second solar spectrum has been explored with a beam splitter based polarimeter at IRSOL in Locarno. It is the only existing... -
Mirror Reflecting Coats: Production and Cleaning
In Chap. 4 we considered criteria for the optical efficiency of telescopes. Following Dierickx, the effective diameter D... -
Astronomical Instruments and Techniques
This paper addresses the optimization of the relative arrangement (pupil configuration) of a phased array of optical telescopes, coherently combined... -
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Mössbauer spectroscopy studies of the magnetic ordering and relaxation of some chemically interesting systems in the Helium-3 temperature range (0.3 K to 1.3 K)
A new carbon sorption pumped Helium-3 Mössbauer spectroscopy cryostat is briefly described. Exempliary spectra for some magnetically interesting iron...