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The medium size telescopes of the Cherenkov telescope array [PDF]

open access: yesAIP Conference Proceedings, 2017
The Cherenkov Telescope Array (CTA) is the planned next-generation instrument for ground-based gamma-ray astronomy, covering a photon energy range of ~20 GeV to above 100 TeV. CTA will consist of the order of 100 telescopes of three sizes, installed at two sites in the Northern and Southern Hemisphere.
openaire   +2 more sources

Mediated Futures in Anesthetic Space

open access: yesMedia Theory
Media are intimately connected to the future. They are simultaneously posited as encouraging speculation and foreclosing futures. Through an examination of the “canal craze” at the turn of the twentieth century in which the telescopic lens was believed ...
Piotr M. Szpunar
doaj   +1 more source

A correction method of encoder bias in satellite laser ranging system

open access: yesGeodesy and Geodynamics, 2013
In a satellite laser ranging telescope system, well-aligned encoders of the elevation and azimuth axes are essential for tracking objects. However, it is very difficult and time-consuming to correct the bias between the absolute-position indices of the ...
Wang Peiyuan   +3 more
doaj   +1 more source

The method of combinatorial telescoping

open access: yesJournal of Combinatorial Theory, Series A, 2011
We present a method for proving q-series identities by combinatorial telescoping, in the sense that one can transform a bijection or a classification of combinatorial objects into a telescoping relation. We shall illustrate this method by giving a combinatorial proof of Watson's identity which implies the Rogers-Ramanujan identities.
William Y. C. Chen   +2 more
openaire   +3 more sources

LIGHT ABERRATION IN OPTICAL ANISOTROPIC SINGLE-AXIS MEDIUM

open access: yesEast European Journal of Physics, 2017
The entrainment of the light flux by a uniaxial anisotropic medium and its influence on the measurement of stellar aberration are analyzed. The influence of the entrainment of the light flux by an isotropic medium on the measurement of stellar aberration
V. M. Svishch
doaj  

MODERNIZATION OF AZT-22 TELESCOPE OF MAIDANAK HIGH-ALTITUDE OBSERVATORY: TESTING RESULTS

open access: yesRadio Physics and Radio Astronomy, 2014
The AZT-22 telescope, equipped with the ML09000-65 CCD camera, has shown to be capable of obtaining high-quality images of astronomical objects and thus solving a wide range of observational tasks.
A. V. Sergeev   +9 more
doaj   +1 more source

Metasurface-enabled astronomical polarimetry. [PDF]

open access: yesSci Adv
Li LW   +5 more
europepmc   +1 more source

Nereid as a regular satellite of Neptune. [PDF]

open access: yesSci Adv
Belyakov M   +4 more
europepmc   +1 more source

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