Beta Stopper (For Radioactive Sources)
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Product Code : EL-AS-10817
Quick Answer: Beta Stopper (For Radioactive Sources) is an aluminium cylinder that fits over a standard 14 mm diameter radium source, blocking the alpha and beta emissions so that only gamma radiation passes through.
Last updated: October 2026
Key Features
- Aluminium cylinder made to fit a standard 14 mm diameter radium source
- Aluminium thick enough to block all alpha and beta emissions
- Allows only gamma radiation through
- Source inserted in a hollow and secured with a nylon screw
- Radioactive source not included
Technical Specifications
| Specification | Value |
|---|---|
| Material | Aluminium |
| Fits | Standard 14 mm diameter radium source |
| Fixing | Nylon screw |
About This Product
With the stopper fitted, only gamma radiation leaves the radium source, which allows its use in the gamma radiation inverse square law experiment. The source sits in a hollow and is held in place by a nylon screw. Associated products include radioactive sources and inverse square law apparatus.
Frequently Asked Questions
Q1. Is a radioactive source included?
No. The radioactive source is not included.
Q2. Which radiation passes through the stopper?
Only gamma radiation. The aluminium is thick enough to block all of the alpha and beta emissions.
Related: Atomic Structure, Radioactive Source Storage Box, Experimental Radioactivity Kit.
For a quotation on the Beta Stopper (For Radioactive Sources), contact School Equipments India.
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