0
An Innovative Detector for the measurement of
         High Energy Cosmic Rays

   J.A. Garzón Heydt. Univ. Santiago de Co...
Research Project : New lines of work




                      Proyecto


                           Project




         ...
TRASGO Project : The concept
                                                                                    ~900mm


...
TRASGO Project : Ingredients. The timing RPC

                                                                            ...
TRASGO Project : Ingredients. TimTrack



  TimTrack is a fast LSM algorithm for the
tracking of charged particles providi...
TRASGO Project : Ingredients. TimTrack

     Analytical LSM fit of tracks providing 6 parameters: X0,X’,Y0,Y’,T0,V


X
   ...
TRASGO Project : Ingredients. TimTrack

Trasgo’s resolutions (β=1. Units: ps, cms and radians)

                          ...
TRASGO Project : Ingredients. MIDAS                      MIDAS
MIDAS: Multisampling IDentification of pArticles
MIDAS perf...
Mean Flux of Cosmic Rays at the Sea Level
(I: Flux in m-2s-1sr-1, R: Range in cm-Pb)

          Electrons      Muons      ...
Trasgo. Ingredients: The GSI-TRB (Tdc Readout Board)

             Optical link to other TRBs


                          ...
Trasgo. Ingredients: The GSI-TRB (Tdc Readout Board)
                      RPC signals
                              DB
  ...
Trasgo. Ingredients: The GSI-TRB (Trigger & Readout Board)
Hades experiment, RPC Test with cosmics at GSI
Research Project : New lines of work




                   Meiga
                       Proyecto

                       ...
E=1015eV        The Primary Cosmic Rays
                                                   E=1020eV
1 Particle/m2.year    ...
Primary Cosmic Rays: Energy and Mass




          Knee



                        [CCOU02]


                       The s...
Secondary Cosmic Rays: Composition
MEIGA facility
(Multipurpose particlE Identifying trasgOs Array)
MEIGA is an array to test the Trasgos performances measur...
MEIGA facility: Data acquisition structure


                              4




            1




  2
  3




        1
 ...
Meiga facility: Some multiplicity estimates
TRASGO and MEIGA capabilities for Cosmic Ray Physics
EAS Characterization:
- Lateral distribution measurement
- Multiplici...
MEIGA-2 with 36 TRASGOS


                                               MEIGA-2 Compared to Kascade




  - Possible exte...
Temptative Trasgo and Meiga shedule

                            1st stage (3 years)             2nd stage

 Timing RPCs c...
The Meiga Collaboration

                             - The Meiga Collaboration -
                                     Lis...
TRASGO DEVELOPMENT: TASKS DISTRIBUTION


- Trasgo design: labCAF/USC
- tRPCs development: labCAF/USC +LIP/Coimbra
- Electr...
Trasgo-Meiga Project. Summary of Benefits
-- Development of a new technology detector:
-
-- Analysis of Cosmic Rays around...
THE END
Somewhere over the rainbow,
 skies are blue
   And the dreams that you dare to dream ,
     really do come true
  ...
Upcoming SlideShare
Loading in...5
×

Jag Trasgo Helsinki091002

348

Published on

Juan Antonio Garzón talk about the Trasgo detector.
Helsinki, October 2009.

Published in: Technology, Business
0 Comments
0 Likes
Statistics
Notes
  • Be the first to comment

  • Be the first to like this

No Downloads
Views
Total Views
348
On Slideshare
0
From Embeds
0
Number of Embeds
1
Actions
Shares
0
Downloads
1
Comments
0
Likes
0
Embeds 0
No embeds

No notes for slide

Transcript of "Jag Trasgo Helsinki091002"

  1. 1. An Innovative Detector for the measurement of High Energy Cosmic Rays J.A. Garzón Heydt. Univ. Santiago de Compostela Juanantonio.garzon@usc.es M. A. López Agüera. Univ. Santiago de Compostela
  2. 2. Research Project : New lines of work Proyecto Project Meiga
  3. 3. TRASGO Project : The concept ~900mm The Trasgo is an innovative detector based on timing RPCs suitable for measuring high energy particles with timing, tracking and some particle identification capabilities. Main ingredients: - timing RPCs, affordable to cover big surfaces ~900mm DAQ Electronics Network and with time resolution ~100ps. - TimTrack: Fast tracking algorithm with capability of reconstructing the space coordinates and Power supplies direcions, velocity and time arrival (TimTrack) - MIDAS: Some capability of separate cosmic RPC muons, electrons and protons by a multisampling chamber method Modular design (Midas) - GSI-TRB The GSI-TRB Data Acquisition board with capability of reading 128 FEE channels (Aproximate layout)
  4. 4. TRASGO Project : Ingredients. The timing RPC T’ readout Strip or Cell Proposed RPC cells properties: Simplification of the HADES RPC design: Chamber T readout 1 readout channel - 2-gap cells with alternate glas-aluminum-glas plates Plane - 0.3mm gap width - Planes with 4 chambers of ~20cmx80cm - Standard gas mixture: Freon-SF6-Ibutane, 85/10/5 Chamber detail Main RPC requirement: - Time resolution < 100ps Isolating Cover HV Glas Strip Gas flow Al Glas Chamber side view Cell 13 HADES RPC cells and FEE electronics ready for tests
  5. 5. TRASGO Project : Ingredients. TimTrack TimTrack is a fast LSM algorithm for the tracking of charged particles providing: - Particle arrival position and slopes (X0,X’,Y0,Y’) - Particle arrival time (T0) - Particle velocity (V) We call SAETA (Smallest ArrangEment of daTA) each set of the 6 parameters (direction, offset time and velocity) provided by the algorithm DAQ and Power Supplies
  6. 6. TRASGO Project : Ingredients. TimTrack Analytical LSM fit of tracks providing 6 parameters: X0,X’,Y0,Y’,T0,V X T2 T’2 T’1 E2 Z X’ X0 Z2 T0,V Y’ T1 Z1 Y0 E1 Y Data: Ei, Ti, Ti’ k coefficients: Dependent on the layout Parameters: X0,X’,Y0,Y’,T0,V a coefficients: Dependent on the data
  7. 7. TRASGO Project : Ingredients. TimTrack Trasgo’s resolutions (β=1. Units: ps, cms and radians) 1 TRB / 128 channels 2 TRBs / 256 channels δtRPC Planes/Trasgo δT0 δv/v(%) δx δx’ δT0 δv/v(%) δx δx’ 4 70 7 9.4 0.03 70 7 5.4 0.02 200ps 6 58 5 9.9 0.04 58 5 6.0 0.02 8 50 6 10 0.04 50 6 6.5 0.02 35 3.6 7.1 0.024 35 3.6 4.7 0.02 4 30 3.1 6.9 0.025 30 3.1 5.0 0.02 100ps 6 25 3 6.4 0.024 25 3 5.1 0.02 8
  8. 8. TRASGO Project : Ingredients. MIDAS MIDAS MIDAS: Multisampling IDentification of pArticles MIDAS performs a comparative analysis of fit quality and velocity Muon Electron Time delay and Chi2 analysis Simulation done with Matlab/Octave including: - Multiple scattering [PDG] - Energy loss (Bethe Bloch) - Detector resolution
  9. 9. Mean Flux of Cosmic Rays at the Sea Level (I: Flux in m-2s-1sr-1, R: Range in cm-Pb) Electrons Muons Protons Photons EGeV I ∆I I ∆I β I ∆I β I ∆I 0.1 6 99 0.87 1.9 0.43 8 5 13 1 6.9 0.5 1 86 0.986 0.9 0.76 1.1 0.6 17 0.4 0.7 1 0.4 69 0.996 0.5 0.87 0.4 0.3 23 0.25 0.3 2 0.1 46 0.999 0.25 0.95 0.1 0.08 26 0.15 0.08 5 0.02 20 0.9998 0.1 0.987 0.02 11.4 10 8.6 0.99995 0.03 0.996
  10. 10. Trasgo. Ingredients: The GSI-TRB (Tdc Readout Board) Optical link to other TRBs ETRAX Processor Data Input 4x32 channels Buffer memories FPGA (Board controller) Link to external computer Ethernet (100MBits/s) 4 x 32ch/HPTDCs (4xFPGAs in future versions)
  11. 11. Trasgo. Ingredients: The GSI-TRB (Tdc Readout Board) RPC signals DB Acquisition board DB MB DB TRB External HADES RPC cells DB Computer Ethernet Twisted pair flat cables DB MB General Layout of the Data Acqujsition in HADES and TRASGO
  12. 12. Trasgo. Ingredients: The GSI-TRB (Trigger & Readout Board) Hades experiment, RPC Test with cosmics at GSI
  13. 13. Research Project : New lines of work Meiga Proyecto Project
  14. 14. E=1015eV The Primary Cosmic Rays E=1020eV 1 Particle/m2.year Fluxes 1 Particle/Km2.century E=1018eV 1 Particle/Km2.year
  15. 15. Primary Cosmic Rays: Energy and Mass Knee [CCOU02] The scatter of points on a plot of the average logarithm of the nuclear mass number of the primary cosmic rays versus energy clearly shows the need for more input from accelerators.
  16. 16. Secondary Cosmic Rays: Composition
  17. 17. MEIGA facility (Multipurpose particlE Identifying trasgOs Array) MEIGA is an array to test the Trasgos performances measuring Cosmic Ray showers around de Knee. 1st. stage MEIGA-1 to be installed in the Campus with ~ 10 Trasgos (3 years) Trasgos
  18. 18. MEIGA facility: Data acquisition structure 4 1 2 3 1 2 3 4 5 6 ? 7 8
  19. 19. Meiga facility: Some multiplicity estimates
  20. 20. TRASGO and MEIGA capabilities for Cosmic Ray Physics EAS Characterization: - Lateral distribution measurement - Multiplicity and density measurement - Time and spatial structure of the shower - Some identification of particles Possible tasks of interest for Astroparticle Physics (MEIGA2 and further): - Sistematic shower measurement: structure, rate…. - Time structure of nucleons: i.e. EPOS model and others - Analysis of the front of the EAS: L. Cazón model - Calibration of Cherenkov tanks of P. Auger South and North? Advantages / Disadvantages of Trasgos Cons: - High ratio Price/Volume or Price/Surface - High power consumption: To big photovoltaic cells needed (1st. stage) Pros: -Multiparametric data: strong interpolation capabilities (needs enough density) - Good for testing simulation packages - Some Identification of particles: electrons/muons/protons - Modular. Easily extendable and portable - Infrastructure developed for Trasgos could be easily extended to other purposes/detectors
  21. 21. MEIGA-2 with 36 TRASGOS MEIGA-2 Compared to Kascade - Possible extension of MEIGA-2 with P. Auger tanks (Possible use of MEIGA-2 for the analysis of the performances of the P. Auger tanks
  22. 22. Temptative Trasgo and Meiga shedule 1st stage (3 years) 2nd stage Timing RPCs cells 2 gaps / 200 ps 2 gaps / 100ps / Sealed FEE Electronics HADES FEE Low consum upgrading Tracking TimTrack TimTrack Implementation in FPGAs Implementation in GPUs Particle Identification MIDAS MIDAS + Particle Probability Data Acquisition TRB/HPTDCs TRB/FPGA (GSI) Shower reconstruction First naïve version Shower reconstruction Software development Meiga ~ 10 Trasgos 20 – 50 Trasgos Meiga Low density Medium/High Density
  23. 23. The Meiga Collaboration - The Meiga Collaboration - List of representatives -Univ. of Santiago de Compostela / Spain -J. Díaz Bruguera: G. Arquitectura de Ordenadores / Dept. Electronics -V. Pérez Muñuzuri: G. Meteogalicia / Dept. Materia Condensada -J.A. Garzón Heydt: G. LabCAF / Dept. Particle Physics -E. Zas Arregui: G. Astroparticle Physics / Dept. Particle Physics -Univ. Coruña / Spain -A. Yañez Casal: G. Aplicaciones Industriales del Laser / E. Politénica de Ferrol -Univ. Vigo / Spain -A. Ulla Miguel: G. Astronomía y Astrofísica / Dept. Física Aplicada -LIP-Coimbra / Portugal -P. Fonte: RPCs development group -Engineering Company -R. Lorenzo: Tecnociencia / Ames- Spain
  24. 24. TRASGO DEVELOPMENT: TASKS DISTRIBUTION - Trasgo design: labCAF/USC - tRPCs development: labCAF/USC +LIP/Coimbra - Electronica FEE: labCAF/USC - TRB modifications: labCAF/USC, G. Arquitectura de Ordenadores/USC + GSI - Tracks reconstruction Software : labCAF/USC - Trasgo box design and manufacturing: G. Aplicaciones del laser: E. Politecnica-Ferrol/UDC - Power supply development: G. Astropartículas/USC + TecnoCiencia - MonteCarlo development: GAstroparticulas/USC + labCAF/USC - Data Analysis: G. Astroparticulas/USC + labCAF/USC - C.Rays-Climate correlations analysis : G. Astronomia y Astrofísica/ U.Vigo : S. MeteoGalicia/USC-Xunta de Galicia
  25. 25. Trasgo-Meiga Project. Summary of Benefits -- Development of a new technology detector: - -- Analysis of Cosmic Rays around de Knee - - Test of new technologies useful for HEP and N. Physics - - TimTrack: - - MIDAS: -- Development of a small facility in the campus of the U. Santiago de -Compostela -- 1st. step of a bigger hybrid (+ some P. Auger tanks or other - detectors) facility? Possible seed of a new CR facility in elsewhere - (F.ex. H.E. Gamma Array in Pirenees or S. Nevada) ? - Other fields: Climate studies, Muon reconstruction improvement in HEP Spectrometers, CR dosimetry in Computing centers … - - Training of Ph.D and PostDocs in the development of detectors and new - technologies and techniques related with the detection, measurement - and reconstrucion and analysis of EAS
  26. 26. THE END Somewhere over the rainbow, skies are blue And the dreams that you dare to dream , really do come true (The Wizard of Oz)
  1. A particular slide catching your eye?

    Clipping is a handy way to collect important slides you want to go back to later.

×