Kinetic Energy Release Distributions in the Fragmentation of O2 Molecules Induced by Fast Highly Charged Ions

2001 ◽  
Vol T92 (1) ◽  
pp. 244-247
Author(s):  
U. Werner ◽  
B. SiegTmann ◽  
R. Mann ◽  
N. M. Kabachnik ◽  
H. O. Lutz
1969 ◽  
Vol 24 (1) ◽  
pp. 134-138
Author(s):  
M. Barber ◽  
K. R . Jennings

AbstractThe decompositions of doubly-charged ions given by a number of C3 -C8 aliphatic and alicyclic hydrocarbons have been investigated in a double-focusing mass spectrometer. Many processes were found in which high kinetic energy CH3+ and C2H3+ ions are formed. Doubly-charged ions fragment by more than one route and in many cases, high kinetic energy fragment ions are formed in at least two different ways. Metastable transitions common to several compounds were observed, the intensities rising as the degree of unsaturation increased.


Author(s):  
Kevin F. Donchi ◽  
Einar Uggerud ◽  
Georg Hvistendahl ◽  
Peter J. Derrick

2016 ◽  
Vol 194 ◽  
pp. 81-94 ◽  
Author(s):  
Dmitry V. Makhov ◽  
Todd J. Martinez ◽  
Dmitrii V. Shalashilin

We present an account of our recent effort to improve simulation of the photodissociation of small heteroaromatic molecules using the Ab Initio Multiple Cloning (AIMC) algorithm. The ultimate goal is to create a quantitative and converged technique for fully quantum simulations which treats both electrons and nuclei on a fully quantum level. We calculate and analyse the total kinetic energy release (TKER) spectra and Velocity Map Images (VMI), and compare the results directly with experimental measurements. In this work, we perform new extensive calculations using an improved AIMC algorithm that now takes into account the tunnelling of hydrogen atoms. This can play an extremely important role in photodissociation dynamics.


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