Mechanism of the thermal decomposition of tetramethylsilane: a flash pyrolysis vacuum ultraviolet photoionization time-of-flight mass spectrometry and density functional theory study

2018 ◽  
Vol 20 (27) ◽  
pp. 18782-18789 ◽  
Author(s):  
Xinghua Liu ◽  
Jingsong Zhang ◽  
Alexis Vazquez ◽  
Daxi Wang ◽  
Shuyuan Li
Keyword(s):  
Mass Spectrometry ◽  
Density Functional Theory ◽  
Thermal Decomposition ◽  
Density Functional ◽  
Vacuum Ultraviolet ◽  
Time Of Flight ◽  
Density Functional Theory Study ◽  
Functional Theory ◽  
Flash Pyrolysis ◽  
Flight Mass Spectrometry

Silene/silyene conversion via 1,2-shift plays an important role in H2 elimination in the process of the thermal decomposition of tetramethylsilane.

scholarly journals Nitroimidazolic radiosensitizers investigated by electrospray ionization time-of-flight mass spectrometry and density functional theory

RSC Advances ◽  
2017 ◽  
Vol 7 (71) ◽  
pp. 45211-45221 ◽  
Author(s):  
S. Pandeti ◽  
L. Feketeová ◽  
T. J. Reddy ◽  
H. Abdoul-Carime ◽  
B. Farizon ◽  
...  
Keyword(s):  
Mass Spectrometry ◽  
Density Functional Theory ◽  
Electrospray Ionization ◽  
Density Functional ◽  
Time Of Flight ◽  
Negative Ions ◽  
Radical Anions ◽  
Functional Theory ◽  
Ionization Time ◽  
Flight Mass Spectrometry

Formation of positive and negative ions and radical anions of 5-nitroimidazolic radiosensitizers and their ability to form these ions.

scholarly journals Thermal decomposition of cyclohexane by flash pyrolysis vacuum ultraviolet photoionization time-of-flight mass spectrometry: a study on the initial unimolecular decomposition mechanism

2021 ◽  
Vol 23 (16) ◽  
pp. 9804-9813
Author(s):  
Kuanliang Shao ◽  
Xinghua Liu ◽  
Paul J. Jones ◽  
Ge Sun ◽  
Mariah Gomez ◽  
...  
Keyword(s):  
Mass Spectrometry ◽  
Thermal Decomposition ◽  
Vacuum Ultraviolet ◽  
Time Of Flight ◽  
Decomposition Mechanism ◽  
Bond Rupture ◽  
Unimolecular Decomposition ◽  
Flash Pyrolysis ◽  
Flight Mass Spectrometry

Cyclohexane decomposes mainly via C–C bond rupture producing 1,6-hexyl diradical. The diradical leads to 1-hexene and can also directly dissociate. C6H12 does not decompose to ˙C6H11 + H. Benzene can be formed via sequential H2 eliminations of C6H12.

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