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Terahertz astronomical telescopes and instrumentation
Philosophical Transactions of the Royal Society of London. Series A: Mathematical, Physical and Engineering Sciences, 2003The terahertz (THz) region of the electromagnetic spectrum is of great importance for astrophysics. In fact, it is central to the whole field of experimental cosmology. This paper outlines the range of astrophysical problems that can be answered by observing at THz frequencies, describes some of the major THz astronomical telescopes that are being ...
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2017
All too often the instruments and instrument makers are totally ignored in accounts of historical science, but they, too, played a major role in the study of asteroids. “Throughout the eighteenth century, instrument making continued to provide a route to status as a natural philosopher for its most elite practitioners.
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All too often the instruments and instrument makers are totally ignored in accounts of historical science, but they, too, played a major role in the study of asteroids. “Throughout the eighteenth century, instrument making continued to provide a route to status as a natural philosopher for its most elite practitioners.
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Cathedrals as Astronomical Instruments
Science, 1999The Sun in the Church Cathedrals as Solar Observatories. J. L. Heilbron. Harvard University Press, Cambridge, MA, 1999. 376 pp. $35. ISBN 0-674-85433-0. Heilbron blends discussions of astronomy, religious architecture, and Catholic history to demonstrate that the Church's efforts to establish an ...
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Ancient Astronomical Instruments
2015With the developments of ancient astronomy, ancient astronomical mechanical instruments were extensively used for measurements, computation, and demonstration. These instruments represented the combinational achievements of astronomy and mechanical engineering technology at the subjects’ eras.
Jian-Liang Lin, Hong-Sen Yan
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The Myth of Astronomical Instrumentalism
1991The central thesis of Paul Feyerabend’s paper “Realism and Instrumentalism” is that as well as general philosophical arguments for and against instrumentalism, there are specific scientific arguments in favor of the instrumentalist view. These scientific arguments have the following general form: a new theory realistically interpreted clashes with ...
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History of Astronomical Instruments
Nature, 1956The History of the Telescope By Dr. Henry C. King. Pp. xvi + 456. (London: Charles Grifnn and Company, Ltd.; Cambridge, Mass.: U.S.A. Sky Publishing Corporation, 1955.) 50s.
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Astronomical Instruments, Renaissance
2018Although not all the traditional instruments enjoyed a contemporaneous parabola of fortune, it is possible to include the following items in a sufficiently comprehensive Renaissance astronomical equipment list: the quadrant, the triquetrum, the astrolabe, the armillary sphere, the nocturnal, Jacob’s staff, the sextant, the equatorium, and the celestial
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Archaic Astronomical Instruments
2011The oldest astronomical instrument is the naked eye, with which the courses of the celestial objects were observed. Since time immemorial, people have noticed that the celestial bodies rise at the eastern horizon and set at the western horizon. They have also noticed that some stars never set and that all stars circle around a fixed point in the ...
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