The status of the TALE surface detector array and a TALE infill project

The Telescope Array Collaboration

Research output: Contribution to journalConference articlepeer-review

Abstract

Routine hybrid observations of the surface detectors (SD) in conjunction with the fluorescence detectors (FD) of the Telescope Array Low-energy Extension (TALE) began in November 2018. In this presentation, we will describe the simulation studies of detector aperture and resolution of the TALE SD, and report on the latest observation results other than the energy spectrum. We are also in the process of expanding the experiment by 50 SDs, with even smaller nearest-neighbor spacing, in order lower the energy threshold to match that of the Cherenkov-dominated events seen by the FD. Details of the upgrade and expected performance of this new extension will be discussed.

Original languageEnglish
Article number255
JournalProceedings of Science
Volume395
Publication statusPublished - 2022 Mar 18
Event37th International Cosmic Ray Conference, ICRC 2021 - Virtual, Berlin, Germany
Duration: 2021 Jul 122021 Jul 23

Bibliographical note

Funding Information:
The TALE SD production and the TALE hybrid operations are supported by the Japan Society for the Promotion of Science(JSPS) through Grants-in-Aid for Scientific Research (S) 15H05741 and 19H05607; by the joint research program of the Institute for Cosmic Ray Research (ICRR), The University of Tokyo. The experimental site became available through the cooperation of the Utah School and Institutional Trust Lands Administration (SITLA), U.S. Bureau of Land Management (BLM), and the U.S. Air Force. We appreciate the assistance of the State of Utah and Fillmore offices of the BLM in crafting the Plan of Development for the site.The people and the officials of Millard County, Utah have been a source of steadfast and warm support for our work which we greatly appreciate. We gratefully acknowledge the contribution from the technical staffs of our home institutions.

Publisher Copyright:
© Copyright owned by the author(s).

All Science Journal Classification (ASJC) codes

  • General

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