Results 111 to 120 of about 1,965,723 (227)

First M87 Event Horizon Telescope Results. III. Data Processing and Calibration

open access: yes, 2019
We present the calibration and reduction of Event Horizon Telescope (EHT) 1.3 mm radio wavelength observations of the supermassive black hole candidate at the center of the radio galaxy M87 and the quasar 3C 279, taken during the 2017 April 5-11 ...
, Event Horizon Telescope Collaborat   +2 more
core   +1 more source

Design and development of a portable radio telescope [PDF]

open access: yes, 2018
Building a simple radio telescope is relatively easy with a combination of persistence and the proper help. Once radio telescope has been developed, which can be easy build in schools and tertiary institutions make students to further interest in science
Lim, Wei Gie
core  

Radio Astronomy [PDF]

open access: yes, 1953
The 200-inch Palomar telescope and the 100-inch telescope on Mount Wilson collaborate with the radio telescope to investigate "radio stars.
Staff,
core  

SOLAR SYSTEM AS A RADIO TELESCOPE BY THE FORMATION OF VIRTUAL LENSES ABOVE AND BELOW

open access: yesInternational Journal of Research in Engineering and Technology, 2013
The boundaries of multiverse are almost infinite and so the thirst of mankind for latest technology .man has startled many principles of space and nature by gaining them facing all fatal difficulties. Time is one quantity which is considered to be fast happening, but when it comes to happenings in space it is faster. All what we look into space is past;
openaire   +1 more source

Different Polarized Components of the Quasar 3C 286 Revealed by FAST

open access: yesThe Astrophysical Journal
3C 286, a well-known radio calibrator, exhibits stability in both total flux density and polarization parameters. However, its stable and luminous interstellar radio signal may encounter interplanetary scintillation (IPS) due to density irregularities in
Pengfu Tian   +3 more
doaj   +1 more source

Fine Structures of Narrowband Type III Bursts in a Solar Flare

open access: yesThe Astrophysical Journal
In this paper, we investigate the fine structures of a group of narrowband type III radio bursts on the decay phase of an M3.1 solar flare on 2025 February 3.
Yuzhi Yang   +10 more
doaj   +1 more source

Paul Drossens - Contribution on the history of forensic photography to VRT radio broadcast Pompidou @ FOMU

open access: yes
Participation of Paul Drossens as expert guest in the VRT Klara radio programme Pompidou (episode 25/11/2025), discussing the history of forensic photography and judicial documentation practices in Belgium.Pompidou presentatrice Nicky Aerts ging op 25/11/
Aerts, Nicky   +4 more
core  

39. NERT Intro-Astronomy Lab and Solar Radio Flux Monitoring Project [PDF]

open access: yes, 2016
NERT Intro-Astronomy Lab and Solar Radio Flux Monitoring Project Abstract The North-Georgia Educational Radio Telescope (NERT) has been recently repaired and upgraded after being damaged by lightning over two years ago.
King, Josh, Parsons, Damien
core  

VLBI2010 - The TWIN radio telescope project at Wettzell, Germany [PDF]

open access: yes, 2010
The Twin Telescope Wettzell (TTW) Project is funded to be exec uted during the period of 2008-2011. The design of the TTW was based on the VLBI2010 vision of the corresponding IVS Working Group.
Hase, H   +5 more
core  

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