Tuning cbaryon lines for 2025

Implemented changes:

  • includes !4470 (merged)
  • tightening proton PID cuts
  • New lines: LcpToPpKS0_TT (for KS interference), LbToLcpPip (for polarisation measurements)

To do:

  • calculate bandwidth

FYI: @qniu @zewen

Rate test for each line:

cbaryon_to_phh:

  1. [Lambda_c+ -> p+ K- K+]CC rate: 65.8Hz
  2. [Lambda_c+ -> p+ K+ pi-]CC rate: 421.12Hz
  3. [Lambda_c+ -> p+ pi- pi+]CC rate: 421.12Hz
  4. [Xi_c+ -> p+ K- K+]CC rate: 171.08Hz
  5. [Xi_c+ -> p+ pi- pi+]CC rate: 710.64Hz
  6. [Lambda_c+ -> phi(1020) p+]CC rate: 26.32Hz
  7. [Lambda_b0 -> (Lambda_c+ -> p+ K- K+) mu-]CC rate: 13.16Hz
  8. [Lambda_b0 -> (Lambda_c+ -> p+ K- pi+) mu-]CC rate: 13.16Hz
  9. [Lambda_b0 -> (Lambda_c+ -> p+ K+ pi-) mu-]CC rate: 0 (80 events is tiggered by Lc combiner)
  10. [Lambda_b0 -> (Lambda_c+ -> p+ pi- pi+) mu-]CC rate: 13.16Hz
  11. [Xi_b0 -> (Xi_c+ -> p+ K- K+) mu-]CC rate: 13.16Hz
  12. [Xi_b0 -> (Xi_c+ -> p+ pi- pi+) mu-]CC rate: 0 (102 events is tiggered by Xic combiner)
  13. [Lambda_b0 -> (Lambda_c+ -> phi(1020) p+) mu-]CC rate: 13.16Hz
  14. [Lambda_b0 -> (Lambda_c+ -> p+ K- K+) pi-]CC rate: 157.92Hz
  15. [Lambda_b0 -> (Lambda_c+ -> p+ K- pi+) pi-]CC rate: 473.76Hz
  16. [Lambda_b0 -> (Lambda_c+ -> p+ K+ pi-) pi-]CC rate: 381.64Hz
  17. [Lambda_b0 -> (Lambda_c+ -> p+ pi+ pi-) pi-]CC rate: 644.84Hz

cbaryon_to_pk

  1. [Xi_c0 -> p+ K-]CC rate: 223.72Hz
  2. [Omega_c0 -> p+ K-]CC rate: 131.6Hz
  3. [Xi_b- -> (Xi_c0 -> p+ K-) pi-]CC rate: 0 (128 events is tiggered by Xic combiner)
  4. [Omega_b- -> (Omega_c0 -> p+ K-) pi-]CC rate: 0 (83 events is tiggered by Omc combiner)

lc_to_pks_pkshh

  1. Lambda_c+ -> p+ (KS0 -> pi+ pi-)
    DD rate: 434.28Hz LL rate: 342.16Hz TT rate: 644.84Hz

  2. Lambda_c+ -> p+ (KS0 -> pi+ pi-) K+ K-
    DD rate: 0.000 (Combiner working before final combination) LL rate: 0.000 (Combiner working before final combination)

  3. Lambda_c+ -> p+ (KS0 -> pi+ pi-) K- pi+
    DD rate: 0.000 (Combiner working before final combination) LL rate: 0.000 (Combiner working before final combination)

  4. Lambda_c+ -> p+ (KS0 -> pi+ pi-) K+ pi-
    DD rate: 0.000 (Combiner working before final combination) LL rate: 13.16Hz

  5. Lambda_c+ -> p+ (KS0 -> pi+ pi-) pi+ pi-
    DD rate: 13.16Hz LL rate: 131.6Hz

  6. Lambda_c+ -> p+ (KS0 -> pi+ pi-) (KS0 -> pi+ pi-)
    DDDD rate: 0.000 (Combiner working before final combination) LLDD rate: 0.000 (Combiner working before final combination) LLLL rate: 39.48Hz

Total bandwidth:

MR: 0.031 GB/s (before compression); 0.014 GB/s (after compression)

Master: 0.035 GB/s (before compression); 0.016 (GB/s) (after compression)

Edited by Qile Niu

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