scholarly journals Measurement of the electromagnetic dissociation cross section of Pb nuclei at \sqrt{s_{\rm NN}} = 2.76 TeV

2011 ◽  
Vol 38 (12) ◽  
pp. 124174 ◽  
Author(s):  
C Oppedisano ◽  
2016 ◽  
Vol 25 (5) ◽  
pp. 055016 ◽  
Author(s):  
Annemie Bogaerts ◽  
Weizong Wang ◽  
Antonin Berthelot ◽  
Vasco Guerra

1970 ◽  
Vol 25 (2) ◽  
pp. 237-242 ◽  
Author(s):  
F. J. Comes ◽  
U. Wenning

Abstract Measurements of the atomic hydrogen fluorescence (Lyα) yield important information on the dissociation behavior of molecular hydrogen under photon impact. Under certain assumptions the dissociation cross section of the molecule can be deduced from such experiments. By applying an appropriate electric field in the observation region those dissociations leading to the formation of metastable hydrogen atoms can be quantitatively determined. This information opens the possibility to describe the predissociation of the excited H2-molecules in the C-, D-and B″-states. The experiments show that the excited molecules in these particular states dissociate into H(1S) and H(2S) by configuration interaction with the B′-state.


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