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latex:feynman [2023/02/05 12:43] – [Top quark pair production] iwnlatex:feynman [2023/02/05 15:54] – [Top quark pair production] iwn
Line 540: Line 540:
     \fmfleft{i2,i1}     \fmfleft{i2,i1}
     \fmfright{o2,o1}     \fmfright{o2,o1}
-    \fmfshift{2 left}{i1}+    % main 
 +    \fmf{fermion}{i1,v1,i2}
     \fmf{fermion}{o2,v2,o1}     \fmf{fermion}{o2,v2,o1}
-    \fmf{gluon}{v1,i1} +    \fmf{gluon,label=$g$,label.side=right,label.dist=10}{v2,v1}
-    \fmf{gluon}{v1,i2} +
-    \fmf{gluon,label=$g$}{v1,v2}+
     % labels     % labels
-    \fmfv{l.d=4,l=$g$}{i1} +    \fmflabel{$q$}{i1} 
-    \fmfv{l.d=6,l=$g$}{i2}+    \fmflabel{$\overline{q}$}{i2}
     \fmflabel{$\overline{\text{t}}$}{o2}     \fmflabel{$\overline{\text{t}}$}{o2}
     \fmflabel{t}{o1}     \fmflabel{t}{o1}
Line 555: Line 554:
 </WRAP><WRAP half column> </WRAP><WRAP half column>
 \\ \\
-{{ latex:ggttbar1.png ? 220 }}+{{ latex:qqttbar.png ? 220 }}
 \\ \\
 </WRAP></WRAP> </WRAP></WRAP>
Line 565: Line 564:
     \fmfleft{i2,i1}     \fmfleft{i2,i1}
     \fmfright{o2,o1}     \fmfright{o2,o1}
-    % main+    \fmfshift{2 left}{i1} 
 +    \fmf{fermion}{o2,v2,o1}
     \fmf{gluon}{v1,i1}     \fmf{gluon}{v1,i1}
-    \fmf{fermion}{v1,o1+    \fmf{gluon}{v1,i2
-    \fmf{gluon}{i2,v2} +    \fmf{gluon,label=$g$}{v1,v2}
-    \fmf{fermion}{o2,v2} +
-    \fmf{fermion,label=t}{v2,v1}+
     % labels     % labels
-    \fmflabel{$g$}{i2+    \fmfv{l.d=4,l=$g$}{i1
-    \fmflabel{$g$}{i1} +    \fmfv{l.d=6,l=$g$}{i2}
-    \fmflabel{t}{o1}+
     \fmflabel{$\overline{\text{t}}$}{o2}     \fmflabel{$\overline{\text{t}}$}{o2}
 +    \fmflabel{t}{o1}
   \end{fmfgraph*}   \end{fmfgraph*}
 \end{fmffile} \end{fmffile}
Line 581: Line 579:
 </WRAP><WRAP half column> </WRAP><WRAP half column>
 \\ \\
-{{ latex:ggttbar2.png ? 220 }}+{{ latex:ggttbar1.png ? 220 }}
 \\ \\
 </WRAP></WRAP> </WRAP></WRAP>
Line 592: Line 590:
     \fmfright{o2,o1}     \fmfright{o2,o1}
     % main     % main
-    \fmf{fermion}{i1,v1,i2+    \fmf{gluon}{v1,i1
-    \fmf{fermion}{o2,v2,o1} +    \fmf{fermion}{v1,o1} 
-    \fmf{gluon,label=$g$,label.side=right,label.dist=10}{v2,v1}+    \fmf{gluon}{i2,v2} 
 +    \fmf{fermion}{o2,v2} 
 +    \fmf{fermion,label=t}{v2,v1}
     % labels     % labels
-    \fmflabel{$q$}{i1+    \fmflabel{$g$}{i2
-    \fmflabel{$\overline{q}$}{i2+    \fmflabel{$g$}{i1} 
-    \fmflabel{$\overline{\text{t}}$}{o2+    \fmfv{l.d=7,l.a=22,l=t}{o1
-    \fmflabel{t}{o1}+    \fmfv{l.d=7,l.a=-20,l=$\overline{\text{t}}$}{o2}
   \end{fmfgraph*}   \end{fmfgraph*}
 \end{fmffile} \end{fmffile}
Line 605: Line 605:
 </WRAP><WRAP half column> </WRAP><WRAP half column>
 \\ \\
-{{ latex:qqttbar.png ? 220 }}+{{ latex:ggttbar3.png ? 220 }}
 \\ \\
 </WRAP></WRAP> </WRAP></WRAP>
- 
- 
  
 With radiated quarks or gluons that will form hard jets: With radiated quarks or gluons that will form hard jets:
Line 637: Line 635:
     \fmflabel{$q$}{i1}     \fmflabel{$q$}{i1}
     \fmflabel{$\overline{q}$}{i2}     \fmflabel{$\overline{q}$}{i2}
 +    \fmfv{l.d=5,l.a=25,l=$g$}{t}
     \fmflabel{$\bar{\text{t}}$}{o2}     \fmflabel{$\bar{\text{t}}$}{o2}
     \fmflabel{$\text{t}$}{o1}     \fmflabel{$\text{t}$}{o1}
Line 644: Line 643:
 </WRAP><WRAP half column> </WRAP><WRAP half column>
 \\ \\ \\ \\
-{{ latex:ggttbar_quark.png ? 220 }}+{{ latex:qqttbar_gluon.png ? 220 }}
 \\ \\ \\ \\
 </WRAP></WRAP> </WRAP></WRAP>
- 
  
  
Line 669: Line 667:
     \fmf{gluon,tension=0.8}{g,i1}     \fmf{gluon,tension=0.8}{g,i1}
     \fmf{fermion}{v1,g}     \fmf{fermion}{v1,g}
-    \fmf{fermion}{i2,v1}+    \fmf{gluon}{v1,i2}
     \fmf{fermion,tension=0}{g,t}     \fmf{fermion,tension=0}{g,t}
     \fmf{gluon}{v1,v2}     \fmf{gluon}{v1,v2}
Line 675: Line 673:
     % labels     % labels
     \fmfv{l.d=4,l=$g$}{i1}     \fmfv{l.d=4,l=$g$}{i1}
-    \fmfv{l.d=6,l=$q$}{i2}+    \fmfv{l.d=6,l=$g$}{i2}
     \fmfv{l.d=5,l.a=25,l=$q$}{t}     \fmfv{l.d=5,l.a=25,l=$q$}{t}
     \fmflabel{$\bar{\text{t}}$}{o2}     \fmflabel{$\bar{\text{t}}$}{o2}
Line 684: Line 682:
 </WRAP><WRAP half column> </WRAP><WRAP half column>
 \\ \\ \\ \\
-{{ latex:gqttbar_quark.png ? 220 }}+{{ latex:ggttbar_quark.png ? 220 }}
 \\ \\ \\ \\
 </WRAP></WRAP> </WRAP></WRAP>
Line 709: Line 707:
     \fmf{gluon,tension=0.8}{g,i1}     \fmf{gluon,tension=0.8}{g,i1}
     \fmf{fermion}{v1,g}     \fmf{fermion}{v1,g}
-    \fmf{gluon}{v1,i2}+    \fmf{fermion}{i2,v1}
     \fmf{fermion,tension=0}{g,t}     \fmf{fermion,tension=0}{g,t}
     \fmf{gluon}{v1,v2}     \fmf{gluon}{v1,v2}
Line 715: Line 713:
     % labels     % labels
     \fmfv{l.d=4,l=$g$}{i1}     \fmfv{l.d=4,l=$g$}{i1}
-    \fmfv{l.d=6,l=$g$}{i2}+    \fmfv{l.d=6,l=$q$}{i2}
     \fmfv{l.d=5,l.a=25,l=$q$}{t}     \fmfv{l.d=5,l.a=25,l=$q$}{t}
     \fmflabel{$\bar{\text{t}}$}{o2}     \fmflabel{$\bar{\text{t}}$}{o2}
Line 724: Line 722:
 </WRAP><WRAP half column> </WRAP><WRAP half column>
 \\ \\ \\ \\
-{{ latex:qqttbar_gluon.png ? 220 }}+{{ latex:gqttbar_quark.png ? 220 }}
 \\ \\ \\ \\
 </WRAP></WRAP> </WRAP></WRAP>
latex/feynman.txt · Last modified: 2023/06/06 18:16 by iwn