scholarly journals Picolinyl ester fragmentation mechanism studies with application to the identification of acylcarnitine acyl groups following transesterification

2006 ◽  
Vol 17 (11) ◽  
pp. 1620-1628 ◽  
Author(s):  
Shuming Yang ◽  
Paul Minkler ◽  
Charles Hoppel ◽  
Kou -Yi Tserng
1996 ◽  
Vol 11 (19) ◽  
pp. 1555-1562 ◽  
Author(s):  
K. SRIDHAR

The analyses of large transverse momentum charmonium production at the Tevatron have shown that fragmentation of gluons is an important production mechanism. We study large-pT charmonium production in pp collisions at the LHC, and find that due to the copious gluon production at this energy, the gluon fragmentation contribution completely overwhelms the fusion contribution and the charm quark fragmentation contribution. Our analysis shows that for J/ψ production at the LHC, there is a significant event rate even for pT ~ 100 GeV. The measurement of the cross-section at such large values of pT will provide a very important test of the fragmentation mechanism.


2018 ◽  
Vol 32 (24) ◽  
pp. 2141-2151 ◽  
Author(s):  
Alessandro Vetere ◽  
M. Wasim Alachraf ◽  
Saroj K. Panda ◽  
Jan T. Andersson ◽  
Wolfgang Schrader

2019 ◽  
Vol 285 ◽  
pp. 3-11 ◽  
Author(s):  
Merton C. Flemings

A summary is given of the history of our understanding of dendrite coarsening, including particularly fragmentation. Much is now understood about this process as it takes place in directional solidification of a quiescent melt. Much less is understood about it in the rapidly cooled, turbulent environment of semi-solid casting. The importance of dendrite fragmentation in semi-solid processing is that it is key to obtaining fine final grain size, grain spheroidicity and rapid production rate. I have chosen in this keynote paper to talk about the fundamentals of an important part of the semisolid casting process ... that of “dendrite fragmentation.” The paper is written with an eye to its possible practical usefulness to researchers in process innovation. If we understood the dendrite fragmentation mechanism better, could we achieve finer, more numerous, grains than we do now? Could fully non dendritic structures be obtained industrially in short processing times?


2010 ◽  
Vol 47 (4) ◽  
pp. 217-221
Author(s):  
N. A. Sayed ◽  
M. EL Sukkary ◽  
A. Aiad ◽  
W. El-Azab

1986 ◽  
Vol 31 (3) ◽  
pp. 367-373 ◽  
Author(s):  
◽  
J. L. Bailly ◽  
A. Batunin ◽  
B. Buschbeck ◽  
C. Caso ◽  
...  

2021 ◽  
Vol 70 ◽  
pp. 105260 ◽  
Author(s):  
Abhinav Priyadarshi ◽  
Mohammad Khavari ◽  
Tungky Subroto ◽  
Marcello Conte ◽  
Paul Prentice ◽  
...  

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