IDS120j WITH/WITHOUT GAPS

1. IDS120j WITH/WITHOUT GAPS SH#4 AZIMUTHAL DPD DISTRIBUTION ANALYSIS Nicholas Souchlas, PBL (3/14/2012) 1

2. IDS120j WITHOUT ( LEFT ) AND WITH GAPS ( TWO SHIELDING CONFIGURATIONS RIGHT ) YZ CROSS SECTION PLOTS. 2

3. IDS120j: DP DISTRIBUTION WITHOUT GAPS ( LEFT ) AND WITH GAPS ( RIGHT ) 3 IDS120h with shielding vessels. # Different cases of shielding material. # N=100,000 AND N=500,000 events simulation for 80%W+20%He SHIELDING # Energy counting for N=500,000 events simulation for 80%W+20%He SHIELDING >mars1510/MCNP >10-11 MeV NEUTRON ENERGY CUTOFF >SHIELDING:60%W+40%He , 80%W+20%He, 88%W+12%He ( WITH W VESSELS) >4 MW proton beam, Np=100,000/500,000 >PROTONS ENERGY E=8 GeV. >GAUSSIAN PROFILE: σx=σy=0.12 cm. IDS120h with shielding vessels. # Different cases of shielding material. # N=500,000 events simulation for 60%W+40%He AND 60%W+40%H2 SHIELDING # Energy counting for N=500,000 events simulation for 80%W+20%He SHIELDING >mars1510/MCNP >10-11 MeV NEUTRON ENERGY CUTOFF >SHIELDING:60%W+40%He , 80%W+20%He, 88%W+12%He ( WITH W VESSELS) >4 MW proton beam, Np=100,000/500,000 >PROTONS ENERGY E=8 GeV. >GAUSSIAN PROFILE: σx=σy=0.12 cm. IDS120h with shielding vessels. # Different cases of shielding material. # N=500,000 events simulation for 60%W+40%He AND 60%W+40%H2 SHIELDING # Energy counting for N=500,000 events simulation for 80%W+20%He SHIELDING >mars1510/MCNP >10-11 MeV NEUTRON ENERGY CUTOFF >SHIELDING:60%W+40%He , 80%W+20%He, 88%W+12%He ( WITH W VESSELS) >4 MW proton beam, Np=100,000/500,000 >PROTONS ENERGY E=8 GeV. >GAUSSIAN PROFILE: σx=σy=0.12 cm. IDS120h with shielding vessels. # Different cases of shielding material. # N=500,000 events simulation for 60%W+40%He AND 60%W+40%H2 SHIELDING # Energy counting for N=500,000 events simulation for 80%W+20%He SHIELDING >mars1510/MCNP >10-11 MeV NEUTRON ENERGY CUTOFF >SHIELDING:60%W+40%He , 80%W+20%He, 88%W+12%He ( WITH W VESSELS) >4 MW proton beam, Np=100,000/500,000 >PROTONS ENERGY E=8 GeV. >GAUSSIAN PROFILE: σx=σy=0.12 cm. IDS120h with shielding vessels. # Different cases of shielding material. # N=500,000 events simulation for 60%W+40%He AND 60%W+40%H2 SHIELDING # Energy counting for N=500,000 events simulation for 80%W+20%He SHIELDING >mars1510/MCNP >10-11 MeV NEUTRON ENERGY CUTOFF >SHIELDING:60%W+40%He , 80%W+20%He, 88%W+12%He ( WITH W VESSELS) >4 MW proton beam, Np=100,000/500,000 >PROTONS ENERGY E=8 GeV. >GAUSSIAN PROFILE: σx=σy=0.12 cm. IDS120h with shielding vessels. # Different cases of shielding material. # N=500,000 events simulation for 60%W+40%He AND 60%W+40%H2 SHIELDING # Energy counting for N=500,000 events simulation for 80%W+20%He SHIELDING >mars1510/MCNP >10-11 MeV NEUTRON ENERGY CUTOFF >SHIELDING:60%W+40%He , 80%W+20%He, 88%W+12%He ( WITH W VESSELS) >4 MW proton beam, Np=100,000/500,000 >PROTONS ENERGY E=8 GeV. >GAUSSIAN PROFILE: σx=σy=0.12 cm. IDS120h with shielding vessels. # Different cases of shielding material. # N=500,000 events simulation for 60%W+40%He AND 60%W+40%H2 SHIELDING # Energy counting for N=500,000 events simulation for 80%W+20%He SHIELDING >mars1510/MCNP >10-11 MeV NEUTRON ENERGY CUTOFF >SHIELDING:60%W+40%He , 80%W+20%He, 88%W+12%He ( WITH W VESSELS) >4 MW proton beam, Np=100,000/500,000 >PROTONS ENERGY E=8 GeV. >GAUSSIAN PROFILE: σx=σy=0.12 cm. IDS120h with shielding vessels. # Different cases of shielding material. # N=500,000 events simulation for 60%W+40%He AND 60%W+40%H2 60%W+40%H2 SHIELDING SHIELDING # Energy counting for N=500,000 events simulation for 80%W+20%He SHIELDING >mars1510/MCNP >10-11 MeV NEUTRON ENERGY CUTOFF >SHIELDING:60%W+40%He , 80%W+20%He, 88%W+12%He ( WITH W VESSELS) >4 MW proton beam, Np=100,000/500,000 >PROTONS ENERGY E=8 GeV. >GAUSSIAN PROFILE: σx=σy=0.12 cm. IDS120h: introducing shielding vessels (STST OR W) Different cases of shielding material. >mars1510/MCNP >10-11 MeV NEUTRON ENERGY CUTOFF >SHIELDING: 60%WC+40%H2O/60%WC+40%H2O/ >4 MW proton beam, Np=100,000 >PROTONS ENERGY E=8 GeV. >GAUSSIAN PROFILE: σx=σy=0.12 cm. IDS120h: introducing shielding vessels (STST OR W) Different cases of shielding material. >mars1510/MCNP >10-11 MeV NEUTRON ENERGY CUTOFF >SHIELDING: 60%WC+40%H2O/60%WC+40%H2O/ >4 MW proton beam, Np=100,000 >PROTONS ENERGY E=8 GeV. >GAUSSIAN PROFILE: σx=σy=0.12 cm. IDS120h: introducing shielding vessels (STST OR W) Different cases of shielding material. >mars1510/MCNP >10-11 MeV NEUTRON ENERGY CUTOFF >SHIELDING: 60%WC+40%H2O/60%WC+40%H2O/ >4 MW proton beam, Np=100,000 >PROTONS ENERGY E=8 GeV. >GAUSSIAN PROFILE: σx=σy=0.12 cm.

4. IDS120j: GAP BETWEEN CRYO 1-2 AND SC#4 SEGMENTATION DETAILS. 90 < r < 147.61 cm dr = 14.40 cm Nr = 4 bins 459.0 < z < 480.31 cm dz = 21.31 cm Nz = 1 bin 0.0 < φ < 360.0 deg. dφ = 30 deg. Nφ= 12 bins Ntot = 48 ''pieces'' 4 90 < r < 147.61 cm dr=14.40 cm Nr= 4 bins 459.0 < z < 480.31 cm dz=21.31 cm Nr= 1 bin

5. SH#4 DPD AZIMUTHAL DISTRIBUTION WITHOUT GAPS: 15.8 g/cc ( LEFT ) AND 18.2 g/cc ( RIGHT ) W DENSITY. DPD ≲ 0.008 mW/g DPD ≲ 0.011 mW/g PEAKS APPEAR TO BE IN THE UPPER HALF OF SC#4, TOWARD – x AXIS 5

6. SH#4 DPD AZIMUTHAL DISTRIBUTION WITH GAPS: 15.8 g/cc W DENSITY ( LEFT ). AZIMUTHALLY AVERAGE DPD PLOT BY USING ROOT SOFTWARE ( RIGHT ). SH#4 DPD AZIMUTHAL DISTRIBUTION WITH GAPS: 15.8 g/cc W DENSITY ( LEFT ). AZIMUTHALLY AVERAGE DPD PLOT BY USING ROOT SOFTWARE. z r SH#4: DPD ≲ 2.4 mW/g DPD ≲ 0.7 mW/g FROM RIGHT PLOT: DOES THAT MEAN THE STUDY II GEOMETRY SC#1 PEAK IS IN REALITY > 19 mW/g ?!! 6