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2015:groups:sm:qg [2015/06/04 17:18]
jesse.thaler
2015:groups:sm:qg [2015/06/06 18:43]
jesse.thaler [Quark/Gluon Enrichment Studies]
Line 6: Line 6:
   * Jon Butterworth   * Jon Butterworth
   * Mario Campanelli   * Mario Campanelli
-  * Marat Freytsis+  * Marat Freytsis ​<​freytsis@physics.harvard.edu>​
   * Peter Loch <​loch@physics.arizona.edu>​   * Peter Loch <​loch@physics.arizona.edu>​
-  * Deepak Kar +  * Deepak Kar <​deepak.kar@cern.ch>​ 
-  * Andrzej Siodmok+  * Simon Plätzer 
 +  * Andrzej Siodmok ​<​andrzej@cern.ch>​
   * Peter Skands <​peter.skands@monash.edu>​   * Peter Skands <​peter.skands@monash.edu>​
   * Dave Soper   * Dave Soper
Line 15: Line 16:
   * Frank Tackmann   * Frank Tackmann
   * Jesse Thaler <​jthaler@mit.edu>​   * Jesse Thaler <​jthaler@mit.edu>​
 +  * Philippe Gras <​philippe.gras@cern.ch>​
   * ...   * ...
  
 Link to GitHub repository: ​ https://​github.com/​gsoyez/​lh2015-qg Link to GitHub repository: ​ https://​github.com/​gsoyez/​lh2015-qg
 +
 +===== Slides from Saturday =====
 +
 +{{:​2015:​groups:​sm:​jthaler_lh_saturday.pdf|Summary of MC Studies}}
 +
 ===== Preliminaries ===== ===== Preliminaries =====
  
Line 409: Line 416:
  
 </​code>​ </​code>​
 +
 +===== Notes for Jesse for Preparing Summary Talk =====
 +
 +  * Quark is more of an adjective than a noun.
 +  * Pseudo-quark? ​ (That language doesn'​t go over very well.)
 +
 +==== What is a Quark Jet? ====
 +
 +(From ill-defined to well-defined)
 +
 +  * A quark parton
 +  * A Born-level quark parton
 +  * The initiating quark parton in a final state shower
 +  * An eikonal line with baryon number 1/3 and carrying triplet color charge
 +  * A quark operator that appears in a hard matrix element in the context of a factorization theorem.
 +  * A parton-level jet object that has been tagged as a quark using a soft-safe flavored jet algorithm (automatically collinear safe if you sum constituent flavors).
 +  * A phase space region (as defined by an unambiguous hadronic fiducial cross section measurement) that yields an enriched sample of quarks (as interpreted by some suitable, though fundamentally ambiguous, criterion).  ​
 +  ​
 +(Sometimes people think we care about the top of the list while we are really focused entirely on the bottom.)
2015/groups/sm/qg.txt · Last modified: 2015/07/14 08:27 by philippe.gras