Source Radiographics (Aust.) Pty Ltd

 

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                                     Am-241

Americium²⁴¹ is incorporated in a graphite or ceramic matrix and sealed in a welded

titanium alloy or monel capsule with a brazed beryllium window.

 

Half Life: 423.1 Years

Photon Energies:        XL_α     13.9keV (13.3%)

                                 XL_β     17.8keV (20.2%)

                                 XL_λ     20.8keV (5.2%)

                                 λE1    26.3keV (2.4%)

                                 λE2    59.5keV (35.8%)

 

                     

  

Order Number	Nominal Activity (±10%)		Typical photon output ph/sec per 10-4 steradian		Overall geometric dimensions DxH, mm	Active part dxh, mm
	mCi	MBq	59.5keV	17.8keV**
SRAM2413*	3	111	3.0x102	0.7x102	8x5	4x1
SRAM24110*	10	370	0.8x103	1.5x102

 

    Recommended working life: 10years

    * Made to IAEA Special Form

    ** X-Ray energy flow of 17.8keV given for information only