12–16 Dec 2022
IISER Mohali
Asia/Kolkata timezone

Bakelite RPC prototype with new method of linseed oil coating

15 Dec 2022, 14:00
1h
IISER Mohali

IISER Mohali

Lecture Hall Complex, IISER Mohali, Sector 81, Knowledge city, SAS Nagar, Punjab, India
Poster Poster - 3

Speakers

Arindam Sen (Bose Institute, Kolkata, India) Sayak ChatterjeeDr Saikat Biswas (Bose Institute (IN))

Description

Resistive Plate Chamber (RPC) is a very popular gaseous detector used in High-Energy Physics (HEP) experiments for triggering and tracking.

Keeping in mind the requirements of detectors having high-rate handling capability, cost-effectiveness, and large area coverage to be used in future HEP experiments, commercially available bakelite plates with moderate bulk resistivity are used to build RPC prototypes.

In general bakelite RPCs are fabricated with a linseed oil coating on the inner surface to make it smooth which helps to reduce the micro-discharge probability. A new method of linseed oil coating has been developed for the bakelite RPC. In conventional bakelite RPC, the linseed oil coating is done after making the gas gap. In this particular work, the linseed oil coating is done before making the gas gap. After the linseed oil coating, the plates are cured for several days. The advantage of this procedure is that after linseed oil coating it can be checked visually whether the curing is properly done, or any uncured droplet of linseed oil is present. The detector is characterised with Tetrafluoroethane (C$_{2}$H$_{2}$F$_{4}$) gas and also with conventional Tetrafluoroethane, Iso-butane (i-C$_{4}$H$_{10}$) gas mixture. The details of the fabrication, measurement and test results will be presented.

Session Future Experiments and Detector Development

Authors

Arindam Sen (Bose Institute, Kolkata, India) Sayak Chatterjee Mr Pranjal Barik (Savitribai Phule Pune University) Mr Ayan Dandapat (Indian Institute of Technology Ropar) Supriya Das (Bose Institute (IN)) Dr Saikat Biswas (Bose Institute (IN))

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