Results 1 to 10 of about 134,603 (317)

Neutrino Telescopes [PDF]

open access: yesC. P\'erez de los Heros, editor. Probing Particle Physics with Neutrino Telescopes. World Scientific, Singapore, 2020. ISBN: 978-9-81-327501-0, 2020
This paper addresses the working principle of neutrino telescopes, important detector parameters as well as the layout and performance of current and future neutrino telescopes. It was prepared for the book "Probing Particle Physics with Neutrino Telescopes", C.~P{\'e}rez de los Heros, editor, 2020 (World Scientific) in 2018.
arxiv   +5 more sources

An Overview of Some Latest Development in Chinese Astronomy [PDF]

open access: yesAnais da Academia Brasileira de Ciências, 2021
We present brief highlights and updates on some newer projects, both in operation/construction and in preparation stages, of astronomical research on Mainland China, with an emphasis on those involving international collaborations.
ZHONG WANG, YANCHUN LIANG
doaj   +1 more source

Astronomy Lab I: Photometric Experiments for Physics Students [PDF]

open access: yesIranian Journal of Astronomy and Astrophysics, 2023
As physics laboratories are an integral part of the physics education across the globe, astronomy laboratories are also a necessary part of the astronomy education.
Reza Rezaei
doaj   +1 more source

Temperature effect of muons registered under the ground in Yakutsk by telescopes on GAS-discharge counters

open access: yesSolar-Terrestrial Physics, 2023
The Yakutsk spectrograph of cosmic rays includes a complex of muon telescopes based on gas-discharge and scintillation counters located on the surface and under the ground at depths of 7, 20, and 40 m.w.e.
Yanchukovsky V. L.
doaj   +1 more source

Energy Spectra of Atmospheric Turbulence for Calculating Cn2 Parameter. I. Maidanak and Suffa Observatories in Uzbekistan

open access: yesAtmosphere, 2021
Knowledge of the turbulence spectra is of interest for describing atmospheric conditions as applied to astronomical observations. This article discusses the deformations of the turbulence spectra with heights in a wide range of scales at the sites of the
Artem Yu. Shikhovtsev   +5 more
doaj   +1 more source

The First Telescope in the Korean History I. Translation of Jeong`s Report [PDF]

open access: yesJournal of Astronomy and Space Sciences, 2009
In 1631 A.D. Jeong Duwon, an ambassador of the Joseon dynasty was sent to the Ming dynasty. There he met João Rodrigues, a Jesuit missionary, in Dengzhou of Shandong peninsula.
Sang-Hyeon Ahn
doaj   +1 more source

Turbulent parameters at different heights in the atmosphere. Shack–Hartmann wavefront sensor data

open access: yesSolar-Terrestrial Physics, 2022
The paper presents the results of studies of wavefront distortions at different heights in the atmosphere. We have used measurement wavefront data to determine optical turbulence parameters along the line of sight of the Large Solar Vacuum Telescope ...
Shikhovtsev A. Y.   +5 more
doaj   +1 more source

Optical Design of a Novel Wide-Field-of-View Space-Based Spectrometer for Climate Monitoring

open access: yesSensors, 2022
We report on a near-infrared imaging spectrometer for sensing the three most prominent greenhouse gases in the atmosphere (water vapor, carbon dioxide and methane).
Luca Schifano   +3 more
doaj   +1 more source

Highly Reflective Silver-Enhanced Coating with High Adhesion and Sulfurization Resistance for Telescopes

open access: yesNanomaterials, 2022
Highly reflective metal coatings are essential for manufacturing reflecting telescope mirrors to achieve the highest reflectivity with broad spectral bandwidth.
Hsing-Yu Wu   +6 more
doaj   +1 more source

Estimation of Astronomical Seeing with Neural Networks at the Maidanak Observatory

open access: yesAtmosphere, 2023
In the present article, we study the possibilities of machine learning for the estimation of seeing at the Maidanak Astronomical Observatory (38∘40′24″ N, 66∘53′47″ E) using only Era-5 reanalysis data.
Artem Y. Shikhovtsev   +6 more
doaj   +1 more source

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