This paper reports on a measurement of electron-ion recombination in liquid argon in the ICARUS liquid argon time projection chamber (LArTPC). A clear dependence of recombination on the angle of the ionizing particle track relative to the drift electric field is observed. An ellipsoid modified box (EMB) model of recombination describes the data across all measured angles. These measurements are used for the calorimetric energy scale calibration of the ICARUS TPC, which is also presented. The impact of the EMB model is studied on calorimetric particle identification, as well as muon and proton energy measurements. Accounting for the angular dependence in EMB recombination improves the accuracy and precision of these measurements.

Abratenko, P., Abrego-Martinez, N., Aduszkiewicz, A., Akbar, F., Aliaga Soplin, L., Artero Pons, M., et al. (2025). Angular dependent measurement of electron-ion recombination in liquid argon for ionization calorimetry in the ICARUS liquid argon time projection chamber. JOURNAL OF INSTRUMENTATION, 20(01), 1-20 [10.1088/1748-0221/20/01/p01033].

Angular dependent measurement of electron-ion recombination in liquid argon for ionization calorimetry in the ICARUS liquid argon time projection chamber

Bertolucci, S.;Di Ferdinando, D.;Mauri, N.;Montagna, E.;Montanari, A.;Pasqualini, L.;Patrizii, L.;Pia, V.;Poppi, F.;Pozzato, M.;Sirri, G.;Tenti, M.;Zucchelli, S.;
2025

Abstract

This paper reports on a measurement of electron-ion recombination in liquid argon in the ICARUS liquid argon time projection chamber (LArTPC). A clear dependence of recombination on the angle of the ionizing particle track relative to the drift electric field is observed. An ellipsoid modified box (EMB) model of recombination describes the data across all measured angles. These measurements are used for the calorimetric energy scale calibration of the ICARUS TPC, which is also presented. The impact of the EMB model is studied on calorimetric particle identification, as well as muon and proton energy measurements. Accounting for the angular dependence in EMB recombination improves the accuracy and precision of these measurements.
2025
Abratenko, P., Abrego-Martinez, N., Aduszkiewicz, A., Akbar, F., Aliaga Soplin, L., Artero Pons, M., et al. (2025). Angular dependent measurement of electron-ion recombination in liquid argon for ionization calorimetry in the ICARUS liquid argon time projection chamber. JOURNAL OF INSTRUMENTATION, 20(01), 1-20 [10.1088/1748-0221/20/01/p01033].
Abratenko, P.; Abrego-Martinez, N.; Aduszkiewicz, A.; Akbar, F.; Aliaga Soplin, L.; Artero Pons, M.; Asaadi, J.; Badgett, W. F.; Baibussinov, B.; Behe...espandi
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Utilizza questo identificativo per citare o creare un link a questo documento: https://hdl.handle.net/11585/1009859
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