Difference between revisions of "Jule 3,2007 Cf-252 without lead container measurements with HpGe & fast plastic scintillators in coincidence"

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== 2. Energy Region 500-650 keV ==
 
== 2. Energy Region 500-650 keV ==
[[Image:gated_gamma_spectra_jul3_3.jpg]]
+
[[Image:gated_gamma_spectra_jul3_3.jpg]]<br>
 +
 
 +
List of isotopes for certain energy<br>
 +
511 keV      Mo-106<br>
 +
519 keV      Mo-104, Gd-152<br>
 +
536 keV      Mo-100, Xe-130<br>
 +
540 keV      Ru-100<br> 
 +
545 keV      Ba-130<br>
 +
576 keV      Ru-108<br>
 +
585 keV      Yb-156<br>
 +
601 keV      Mo-100, Er-154<br>
 +
607 keV      Yb-156<br>
 +
631 keV      Ru-102<br>
 +
640 keV      Ce-134<br>
 +
648 keV      Zr-98<br>

Revision as of 04:49, 6 July 2007

Paraffin wax layer of thickness 12.6 cm was used as a neutron attenuator and for cosmic rays lead of thickness 10 cm on sides of HpGe detector. Total time of the run was about 9 hours. Total number of counts: 658, 012. The source was Cf-252 without lead container of 60μCi activity.


1. Energy Region 100-500 keV

Gated gamma spectra jul3 1.jpg

2. Energy Region 500-900 keV

Gated gamma spectra jul3 2.jpg


2. Energy Region 500-650 keV

Gated gamma spectra jul3 3.jpg

List of isotopes for certain energy
511 keV Mo-106
519 keV Mo-104, Gd-152
536 keV Mo-100, Xe-130
540 keV Ru-100
545 keV Ba-130
576 keV Ru-108
585 keV Yb-156
601 keV Mo-100, Er-154
607 keV Yb-156
631 keV Ru-102
640 keV Ce-134
648 keV Zr-98