Borexino revealed for the first time the mechanisms powering the Sun and the other stars. In this article Prof. em. Gianpaolo Bellini describes the experiment and recollects its history and achievements (Il Nuovo Saggiatore Vol. 36, Anno 2020, No. 5-6, Pag. 82).
The Monte Carlo simulation of the Borexino detector
The Monte Carlo simulation of the Borexino detector Astroparticle Physics, Volume 97, 2018, Pages 136-159 ISSN 0927-6505 Published 17 October 2017. [doi:10.1016/j.astropartphys.2017.10.003] (preprint on arXiv) Abstract We describe the Monte Carlo (MC) simulation of the Borexino detector and the agreement
Borexino calibrations: hardware, methods, and results
Borexino calibrations: hardware, methods, and results Journal of Instrumentation, Volume 7, October 2012 H. Back et al 2012 JINST 7 P10018 Published 22 October 2012 [doi:10.1088/1748-0221/7/10/P10018] (preprint on arXiv) Abstract Borexino was the first experiment to detect solar neutrinos in real-time in the sub-MeV
The scintillator solvent procurement for the Borexino solar neutrino detector
The scintillator solvent procurement for the Borexino solar neutrino detector M.G. Giammarchi, P.L. Gandolfo, P. Lombardi, L. Miramonti, F. Ortica, S. Parmeggiano, A. Romani, C. Salvo, P. Tronci NIM-A Volume 648, Issue 1, 21 August 2011, Pages 100-108 Abstract This paper
Muon and cosmogenic neutron detection in Borexino
Muon and cosmogenic neutron detection in Borexino G. Bellini et al 2011 JINST 6 P05005 Journal of Instrumentation, Volume 6, May 2011 Published 11 May 2011 doi:10.1088/1748-0221/6/05/P05005 (preprint on arXiv) Abstract Borexino, a liquid scintillator detector at LNGS, is designed for the detection of neutrinos and
The liquid handling systems for the Borexino solar neutrino detector
The liquid handling systems for the Borexino solar neutrino detector Nuclear Instruments and Methods in Physics Research Section A: Accelerators, Spectrometers, Detectors and Associated Equipment NIM-A Volume 609, Issue 1, 1 October 2009, Pages 58-78 doi:10.1016/j.nima.2009.07.028 (local copy) Submitted 10
The Borexino detector at the Laboratori Nazionali del Gran Sasso
The Borexino detector at the Laboratori Nazionali del Gran Sasso NIM-A Volume 600, Issue 3, 11 March 2009, Pages 568-593. doi:10.1016/j.nima.2008.11.076 (local copy; preprint on arXiv) Submitted 24 June 2008, Revised 25 October 2008, Accepted 7 November 2008, Available online
Study of PhenylXylylEthane (PXE) as scintillator for low energy neutrino experiments
Study of PhenylXylylEthane (PXE) as scintillator for low energy neutrino experiments NIM-A Volume 585, Issues 1–2, 21 January 2008, Pages 48-60 doi:10.1016/j.nima.2007.10.045 (local copy) Abstract We report on the study of a new liquid scintillator target for neutrino interactions in
Pulse-shape discrimination with the Counting Test Facility
Pulse-shape discrimination with the Counting Test Facility NIM-A Volume 584, Issue 1, 1 January 2008, Pages 98-113 doi: 10.1016/j.nima.2007.09.036 (local copy) Abstract Pulse shape discrimination (PSD) is one of the most distinctive features of liquid scintillators. Since the introduction of
Water Tank filling completed
Water Tank filling completed on May 14, 2007. We’re getting closer…
PC procurement completed
PC procurement at Sarroch completed Borexino use a solution of PPO (a flour) in PC (pseudocumene, an organic solvent) as its scintillator (active detector mass) and a solution of DMP (a quencher) in the same solvent as a buffer fluid
Water Tank filling has begun
Borexino “Water Tank” filling operations have begun. Ultrapure water in the WT will serve both as a shield against the external natural radioactivity background and as a Cherenkov detector for muon veto. The picture below was taken at the beginning of
A Sampling Board Optimized for Pulse Shape Discrimination in Liquid Scintillator Applications
A Sampling Board Optimized for Pulse Shape Discrimination in Liquid Scintillator Applications G. Ranucci, R. Dossi, P. Inzani, G. Korga, P. Lombardi, E. Meroni, and M. E. Monzani IEEE Transactions on Nuclear Science, vol. 51, no. 4, pp. 1784-1790, Aug.
Video: Borexino internal nylon vessels installation
Videos of the Borexino nylon vessels installation (Jan – May, 2004). Here are some time-lapse videos of the whole operation, as seen by Borexino’s internal CCD photo-cameras, mounted on the Stainless Steel Sphere (inside dedicated sealed chambers, with special glass
Science and technology of Borexino: a real-time detector for low energy solar neutrinos
The design of Borexino, the various facilities essential to its operation, its spectroscopic and background suppression capabilities and a prognosis of the impact of its results towards resolving the solar neutrino problem. Borexino will also address several other frontier questions in particle physics, astrophysics and geophysics.
Video: CTF2 filling
CTF2 filling (May 22 – Jun 18, 2001), time-lapse video from the CTF internal CCTV camera (consider the effects from reflection and refraction as the water level approaches and gets over the position of the camera).
Borexino at Neutrino 2000 (proceedings)
Borexino – proceedings of the XIX International Conference on Neutrino Physics and Astrophysics, Sudbury, Canada, June 16 – 21, 2000
A large-scale low-background liquid scintillation detector: the Counting Test Facility at Gran Sasso
A large-scale low-background liquid scintillation detector: the Counting Test Facility at Gran Sasso Nuclear Instruments and Methods in Physics Research Section A: Accelerators, Spectrometers, Detectors and Associated Equipment, Volume 406, Issue 3, 11 April 1998, Pages 411-426 doi:10.1016/S0168-9002(98)00018-7 [local copy] Abstract
Ultra-low background measurements in a large volume underground detector
CTF achieved records in the domain of ultra-low background, large volume detectors. These encouraging results point towards the feasibility of detectors like Borexino.
Borexino: Proposal for a low energy solar neutrino detector
Detailed Proposal for the Borexino experiment at LNGS, a real time detector for low energy solar neutrino, by G. Bellini, R. S. Raghavan et al.
Design Concepts for BOREX
The proposal for “BOREX” (BORon solar neutrino EXperiment). Such experiment was never realized. While different in concept, goals and design, Borexino was named after it.