Possible Hadronic Working Group Items for 2006
       ----------------------------------------------


Inventory of validation/verification/regression tests
-----------------------------------------------------
  Develop tests where needed


Decide on necessity of final state rotation
-------------------------------------------


Elastic Scattering
------------------
  Evaluate and improve hadronic elastic scattering  (MK, VI?)
     compare simulation to experimental data identifying areas where
        improvement is needed
     study importance on energy deposit and on shower shape 
  Address issues brought forward by LHC experiments
     (No names here, but I expect much discussion and help from Alberto) 

  Validate Coherent elastic 


Low Energy Parameterized Model
------------------------------
  Tune for HARP data in region 5 - 20 GeV 


CHIPS (MK)
----------
  Development and Testing of the Quasmon String model (hadronic
        CHIPS at high energies) on the process level.
  Implementation of a new (CHIPS) muon-nuclear and tau-nuclear
        processes (catastrophic muon interaction).
  Neutrino-nuclear interactions at low energies (in addition to
        DIS nuA 2005 at high energies) including neutrino-electron
        process.
  develop process for inelastic scattering of hadrons on atomic
        electrons ( reversed kinematics of electro-nuclear reactions)
  Add coherent charge exchange process with corresponding cross
        sections for different hadrons.


High precision neutrons
-----------------------
  Debug fission model (currently only works for U)
  Validation tool for HPN models
  Add Sm, Nd, Sb, Hf to G4NDL
  Examine energy non-conservation on case-by-case basis and identify differences

Ions
----
  Rewrite JQMD in C++
  Same for DPM ?


Bertini cascade
---------------

  Fix problems with elastic interface, then validate
  Optimize for speed
  Allow sub-model plug-ins
  Extend to ions 


String hadronization(GF)
------------------------
  resolve transverse momentum problems in string fragmentation
        (Q2) 
  investigate resonance mass problem in string fragmentation (Q3)
 
Binary Cascade:(GF)
-------------------
  propagate interface to string models (Q1/Q2) 


Consolidation of Isotope tables in Geant4 (VI?)
-----------------------------------------------
  Isotope table in exists in hadronics, another one in ?particles?
     from NIST; any other? 
  Identify duplicate or conflicting data in these isotope tables 

Revision of  cross sections for all hadrons (MK, VI?)
-----------------------------------------------------
  total cross section 
  elastic cross section 
  ineleastic cross sections



Study effects of new multiple scattering on
------------------------------------------- 
  shower shape of hadronic showers
  e/pi ratio


Investigation of shower shape for hadronic showers in LHC calorimetry
---------------------------------------------------------------------
  longitudinal and transverse size of showers 
  importance of elastic scattering at high and low energies on
        hadronic showers. 

Comparisons of Geant4 simulation to data in the HARP energy region
------------------------------------------------------------------ 
  pion production cross section
  evaluate existing models to understand required modifications or
        extensions to better describe HARP data.


Possible work items for the ILC/EUDET project.
----------------------------------------------

  Review of physical processes for key detector materials
  (Verification)
   Materials: Si, W, gases (Ar, CO2, CH4, CF2), ... 

  verification for key processes in relevant materials (using thin
     target data)
  comparison/validation of detailed interaction products d2 sigma / dE
      dOmega, in particular for hadronic interactions