# The construction of the Fiber-SiPM beam monitor system of the R484 and R582 experiments at the RIKEN-RAL muon facility

## TL;DR

This paper reports the successful construction and initial performance results of fiber-SiPM beam monitor detectors used in high-intensity muon experiments at RIKEN-RAL.

## Contribution

It introduces a novel fiber-SiPM beam monitor system specifically designed for muon beam experiments at RIKEN-RAL, with detailed construction and performance analysis.

## Key findings

- Detectors successfully constructed and operated in beam conditions
- First performance data demonstrate effective beam monitoring
- System provides accurate beam information for experiments

## Abstract

The scintillating fiber-SiPM beam monitor detectors, designed to deliver beam informations for the R484 and R582 experiments at the high intensity, low energy pulsed muon beam at the RIKEN-RAL facility, have been successfully constructed and operated. Details on their construction and first performances in beam are reported