February 24 2006 14th WRMISS Workshop Dublin Castle8th -10th September 2009 [email protected]ALTEA: latest results and comparisons with other instruments L. Narici, M. Casolino , L. Di Fino, C. M. Larosa, P. Picozza, A. Rinaldi, V. Zaconte Department of Physics, University of Roma & INFN, Tor Vergata 1
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ALTEA: latest results and comparisons with other ... · [email protected] ALTEA: latest results and comparisons with other instruments L. Narici, M. Casolino , L. Di Fino, C. M.
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February 24 200614th WRMISS Workshop Dublin Castle8th -10th September 2009
Dept. di Physics, Univ. of Rome "Tor Vergata" and INFN Sect. Roma2 , RomaDept of Physics, Univ. of Pavia, Pavia Dept of Physics, Univ. of Milan, MilanDISM-Univ. of Genoa, GenoaL.N.F. - INFN, Frascati (Rome)CERN - INFNDept. of Physics,Univ. e Sect. INFN of Trieste, Perugia, FirenzeDept. of Sc. and Chemical Tec., Univ. of Rome "Tor Vergata”Dept. of STB - Univ. of L’Aquila, L’AquilaGSI - Biophysik, Darmstadt, GermanyRoyal Institute of Technology, Stockholm, SwedenChalmers University of Technology, Sweden
Institute for BioMedical Problems, Moscow, Russia. Russian Space Corporation "Energia" by name Korolev, Korolev, Moscow region, RussiaMoscow State Engineering Physics Institute, Moscow, Russia
Johnson Space Center, NASA, Houston TX, USABrookhaven National Laboratory, NY, USALawrence Berkeley National Laboratory, CA, USACole Eye institute, The Cleveland Clinic, Cleveland, OH, USAWyle Laboratories, TX, USAEril Research, CA, USA
+ others joining in
JAERI, Japan
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February 24 200614th WRMISS Workshop Dublin Castle8th -10th September 2009
ALTEA major goals
- measure radiation environment in the ISS during quiet and SPE periods
- study interaction between ionizing radiation and CNS
(starting with Light Flashes phenomenon)
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February 24 200614th WRMISS Workshop Dublin Castle8th -10th September 2009
ALTEA modalities
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DOSICNSM
February 24 200614th WRMISS Workshop Dublin Castle8th -10th September 2009
ALTEA up periods
CNSM sessions
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Dec 2006 SPE2006 Aug 2006
2007
2008We are hereASI-NASA MoA
1 6 12
2009ALTEA-shield?
2010
February 24 200614th WRMISS Workshop Dublin Castle8th -10th September 2009
ALTEA: 2006 radiation spectrum
fast particles
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February 24 200614th WRMISS Workshop Dublin Castle8th -10th September 2009
ALTEA SPE (Dec 2006)
ALTEA particle rate
>=100 >=50 >=10 MeV
SAA
longitude effect
Flare• Different shapes of proton flux dynamics
• Different changesin ALTEA rate
GOES proton flux
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February 24 200614th WRMISS Workshop Dublin Castle8th -10th September 2009
ALTEA SPE (Dec 2006) - 2
Spectrum peaks are fitted with Landau curves
Par
t/(s
m^2
sr)
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February 24 200614th WRMISS Workshop Dublin Castle8th -10th September 2009
ALTEA simulation
Input:CREME96
Hull:ALTEA
estimation
Transport:CREME96
ALTEASimulation:
PHITS
Straggling:Bichsel 1988
Simulation
ALTEA
innerrelati
veabundance
s
ALTEA measurements
Best fit for Hull thickness ≈ 5 cm (Al)
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February 24 200614th WRMISS Workshop Dublin Castle8th -10th September 2009