CMS Experiment
Brazilian Contributions
Gilvan A. Alves
Lafex/CBPF
1
Currently 3 Groups are working at CMS
This same group built the FPD at Dzero
Gilvan A. Alves 2008
-Lafex/CBPF (Rio)
-UERJ (Rio)
-IFT/Unesp (São Paulo)
2
Currently 3 Groups are working at CMS
-Lafex/CBPF (Rio)
-UERJ (Rio)
-IFT/Unesp (São Paulo)
IFT working only on Grid related projects.
CBPF mostly working on software projects
• Muon simulation
• Castor Database
• Offline DQM
UERJ working on software/hardware projects
• Castor Software/ Hardware
• Muon simulation
Gilvan A. Alves 2008
3
CASTOR
Tungsten/Quartz Calorimeter at 13 m from CMS IP
CMS - RIO (CBPF & UERJ) : Installation & Software
Offline Database : Implement methods for accessing
CASTOR data in CMS Offline Database.
Pedestals
QIE data
Gains
Electronics Mapping
Response Correction
Zero Suppression
…

Gilvan A. Alves 2008
4
UERJ (Physicists) (Engineers)
1. Alberto Santoro
2. Andre Sznajder
3. Carley Martins
4. José R. Mahon
5. Helio Nogima
6. Luiz Mundim
7. Vitor Oguri
8. Wanda Prado
9. Wagner Carvalho
10. Juan Goicochea
1.
2.
3.
4.
5.
Eduardo Revoredo
Patricia Bittencourt
José Afonso Sanchez
Samir Cury
Fabiana Fortes
CBPF
1. Gilvan Alves
2. Maria E. Pol
3. Moacyr Souza
Students
1.
2.
3.
4.
5.
6.
7.
8.
Dilson de Jesus(D)
Sandro Fonseca(D)
Sheila Mara(D)
Eliza Melo (M)
Felipe Silva (M)
Diego Figueiredo( M )
Jordan Martins (M)
Ana Thereza (M)
(D) PhD Students
(M) Master Students
Collaborators from other institutes:
CEFET (Professors Alexandre Zachi and Jesse Werner , student André Breitinger );
UFRGS (Computing science) : Professor Claudio Geiyer, student Marko Petek);
Gilvan A. Alves 2008
UFBA ( Professor Newton Oliveira).
5
-Computing Infrastructure.
• UERJ – T2Hepgrid
• 500 Cores
• 10 Gbps link
• CBPF
• 120 Cores (CMS/LHCb)
• 1 Gbps link (upgrade soon)
-Lab Infrastructure.
• UERJ/CBPF
• Electronics for Trigger/DAQ
• FPGA trigger for Dzero FPD
• CBPF
• Mechanical workshop
• Built prototype LHCb Muon chambers
Gilvan A. Alves 2008
6
-Lab Infrastructure upgrades.
• UERJ/CBPF
• New Electronics tools
• Spectrum Analizer
• CBPF
• Scintillator Facility
Gilvan A. Alves 2008
7
Diffraction
PhD
Program
Master
Program
-Dilson de Jesus Damião – B diffractive Production (CMS)
-Sheila Mara – Jet Gap Jet (CMS)
-Eliza Melo – Impact of Pile-up on Diffractive Topologies (CMS)
-Felipe Silva – Kinematical Correlations on Diffractive Topologies(CMS)
-Diego Figueiredo- Dijet correlation in the forward region
-Ana Thereza - TBD
Electroweak Physics
PhD
Program
-Sandro Fonseca - Drell-Yan Cross Section and Ressonances of High Mass
in the Framework of CMS.
Master
Program
-Jordan Martins - TBD
Gilvan A. Alves 2008
8
-Forward Physics with CMS
• Submitted to Funding agencies
• Castor (+z side)
• FP420 (electronics)
• RPC feasibility studies
• electronics
• detector
Gilvan A. Alves 2008
9
Forward Physics Detectors for CMS
Gilvan A. Alves 2008
10
FP420
ATLAS & CMS proposal to build near beam
detectors at 420 m.
Gilvan A. Alves 2008
11
Summary

CMS - RIO (CBPF & UERJ)
 Engaged in CMS software/hardware projects

Forward Physics
 Possible participation in RPC


Funding
Colombia-Brazil collaboration
Gilvan A. Alves 2008
12
backup
Gilvan A. Alves 2008
13
 Pierre Auger
- Argentina
 Proton
– Antiproton @ 2 TeV
 Proton
– Proton @ 14 TeV
 Matter
– Antimatter Asymmetry
 Neutrino
Physics: Reactors
 Neutrinos
(Minerva)
Physics accelerators
Gilvan A. Alves 2008
14