![Page 2: Beyond the AGB (not in the sense of stellar evolution) My new E-mail: oscar.straniero@bastardini.com](https://reader038.vdocuments.us/reader038/viewer/2022110116/551afb7c55034606048b65ea/html5/thumbnails/2.jpg)
Stellar model
Inputs: opacity, eos, neutrinos rate,
thermonuclear rates…..
Outputs: Luminosity, effective temperature, chemical
composition…..
![Page 3: Beyond the AGB (not in the sense of stellar evolution) My new E-mail: oscar.straniero@bastardini.com](https://reader038.vdocuments.us/reader038/viewer/2022110116/551afb7c55034606048b65ea/html5/thumbnails/3.jpg)
Sometime, ba-stards are
lucky
Lab for Underground Nuclear Astrophysics
(LUNA)
Ba-star-dini head quarter
Gran Sasso
Sn Watch-dog IR Telescope
(SWIRT)
![Page 4: Beyond the AGB (not in the sense of stellar evolution) My new E-mail: oscar.straniero@bastardini.com](https://reader038.vdocuments.us/reader038/viewer/2022110116/551afb7c55034606048b65ea/html5/thumbnails/4.jpg)
Noise reduction at LNGS(shielding: 4000 m w.e.)
Radiation LNGS/surface
muonsneutronsPhotons
10-6
10-3
0.2
Laboratory for Underground Nuclear Astrophysics
![Page 5: Beyond the AGB (not in the sense of stellar evolution) My new E-mail: oscar.straniero@bastardini.com](https://reader038.vdocuments.us/reader038/viewer/2022110116/551afb7c55034606048b65ea/html5/thumbnails/5.jpg)
The adopted set-upThe adopted set-up
SPECIFICATIONS
Umax= 50 – 400 kV
I 500 A for proton
Emax= 0.07 keV
![Page 6: Beyond the AGB (not in the sense of stellar evolution) My new E-mail: oscar.straniero@bastardini.com](https://reader038.vdocuments.us/reader038/viewer/2022110116/551afb7c55034606048b65ea/html5/thumbnails/6.jpg)
The H burning The H burning
p + p 2H + e+ + [0.27 MeV] p + e- + p 2H + e+ + [1.44 MeV]
2H + p 3He +
3He + 3He 4He + 2p 3He + 4He 7Be + 3He + p 4He + e+ +
7Be + e- 7Li + [0.81 MeV] 7Be + p 8B +
7Li + p 8Be 8B 8Be + e+ + [6.80 MeV]
8Be 2 4He 8Be 2 4He
99.75%99.75% 0.25%0.25%
86%86% 14%14%
99.89%99.89% 0.11%0.11%
CHAIN IIICHAIN IIIQQeffeff= 19.67 MeV= 19.67 MeV
CHAIN II CHAIN II QQeffeff= 25.66 MeV= 25.66 MeV
CHAIN ICHAIN IQQeff eff = 26.20 MeV= 26.20 MeV
CHAIN IVCHAIN IVQQeffeff= 16.84 MeV= 16.84 MeV
pp chain
22··1010-5-5%%
LUNA 2001
LUNA 1999
NABONA 2000 & LUNA 2001
ERNA & LUNA
NABONA
![Page 7: Beyond the AGB (not in the sense of stellar evolution) My new E-mail: oscar.straniero@bastardini.com](https://reader038.vdocuments.us/reader038/viewer/2022110116/551afb7c55034606048b65ea/html5/thumbnails/7.jpg)
0E+00
2E+00
4E+00
6E+00
8E+00
1E+01
0 50 100 150 200 250 300 350 400
E (keV)
S-f
acto
r (k
eVb)
solid target tot
gas-target
14N(p,)15O: the bottleneck of the CNO
![Page 8: Beyond the AGB (not in the sense of stellar evolution) My new E-mail: oscar.straniero@bastardini.com](https://reader038.vdocuments.us/reader038/viewer/2022110116/551afb7c55034606048b65ea/html5/thumbnails/8.jpg)
Stellar Energies: the Gamow’s peak
![Page 9: Beyond the AGB (not in the sense of stellar evolution) My new E-mail: oscar.straniero@bastardini.com](https://reader038.vdocuments.us/reader038/viewer/2022110116/551afb7c55034606048b65ea/html5/thumbnails/9.jpg)
Isochrones for Globular ClustersIsochrones for Globular Clusters
Imbriani, Costantini, Formicola et al. , A&A, 420, 2004
The age of the oldest Globular Clusters should be The age of the oldest Globular Clusters should be increased by about 0.7-1 Gyrincreased by about 0.7-1 Gyr
V - I
![Page 10: Beyond the AGB (not in the sense of stellar evolution) My new E-mail: oscar.straniero@bastardini.com](https://reader038.vdocuments.us/reader038/viewer/2022110116/551afb7c55034606048b65ea/html5/thumbnails/10.jpg)
Straniero et al. 1999
from
VI TORINO WORKSHOP
ROMEEd. by Franca
D’Antona
![Page 11: Beyond the AGB (not in the sense of stellar evolution) My new E-mail: oscar.straniero@bastardini.com](https://reader038.vdocuments.us/reader038/viewer/2022110116/551afb7c55034606048b65ea/html5/thumbnails/11.jpg)
Further Adventures
• 12C()16O @ ERNA
• 25Mg(p,)26Al @ LUNA
Coming soon
![Page 12: Beyond the AGB (not in the sense of stellar evolution) My new E-mail: oscar.straniero@bastardini.com](https://reader038.vdocuments.us/reader038/viewer/2022110116/551afb7c55034606048b65ea/html5/thumbnails/12.jpg)
M-R relation:high rate = shorter C burning =
more compact
progenitorEnd of C-burning
Onset of core collapse
Beginning of Ne-burning
From Imbriani et al. 2001 ApJ 558,903
![Page 13: Beyond the AGB (not in the sense of stellar evolution) My new E-mail: oscar.straniero@bastardini.com](https://reader038.vdocuments.us/reader038/viewer/2022110116/551afb7c55034606048b65ea/html5/thumbnails/13.jpg)
YieldsAffected by the steepness M-R relation
Affected by the amount of C available for shell burning
![Page 14: Beyond the AGB (not in the sense of stellar evolution) My new E-mail: oscar.straniero@bastardini.com](https://reader038.vdocuments.us/reader038/viewer/2022110116/551afb7c55034606048b65ea/html5/thumbnails/14.jpg)
NOW, ON THE TOP
…. and ON THE ICE
![Page 15: Beyond the AGB (not in the sense of stellar evolution) My new E-mail: oscar.straniero@bastardini.com](https://reader038.vdocuments.us/reader038/viewer/2022110116/551afb7c55034606048b65ea/html5/thumbnails/15.jpg)
CW-Leo: a red lighthouse
Reflected V light
Irradiated IR light (10 m
![Page 16: Beyond the AGB (not in the sense of stellar evolution) My new E-mail: oscar.straniero@bastardini.com](https://reader038.vdocuments.us/reader038/viewer/2022110116/551afb7c55034606048b65ea/html5/thumbnails/16.jpg)
Stardust
Grain signatures are more clear above 3
SiC grains
![Page 17: Beyond the AGB (not in the sense of stellar evolution) My new E-mail: oscar.straniero@bastardini.com](https://reader038.vdocuments.us/reader038/viewer/2022110116/551afb7c55034606048b65ea/html5/thumbnails/17.jpg)
Courtesy of Busso & Co
![Page 18: Beyond the AGB (not in the sense of stellar evolution) My new E-mail: oscar.straniero@bastardini.com](https://reader038.vdocuments.us/reader038/viewer/2022110116/551afb7c55034606048b65ea/html5/thumbnails/18.jpg)
The IRAIT project, a Italian-Spanish collaboration
![Page 19: Beyond the AGB (not in the sense of stellar evolution) My new E-mail: oscar.straniero@bastardini.com](https://reader038.vdocuments.us/reader038/viewer/2022110116/551afb7c55034606048b65ea/html5/thumbnails/19.jpg)
CONCORDIA (3200 m)
![Page 20: Beyond the AGB (not in the sense of stellar evolution) My new E-mail: oscar.straniero@bastardini.com](https://reader038.vdocuments.us/reader038/viewer/2022110116/551afb7c55034606048b65ea/html5/thumbnails/20.jpg)
The Robotic Telescope
![Page 21: Beyond the AGB (not in the sense of stellar evolution) My new E-mail: oscar.straniero@bastardini.com](https://reader038.vdocuments.us/reader038/viewer/2022110116/551afb7c55034606048b65ea/html5/thumbnails/21.jpg)
![Page 22: Beyond the AGB (not in the sense of stellar evolution) My new E-mail: oscar.straniero@bastardini.com](https://reader038.vdocuments.us/reader038/viewer/2022110116/551afb7c55034606048b65ea/html5/thumbnails/22.jpg)
![Page 23: Beyond the AGB (not in the sense of stellar evolution) My new E-mail: oscar.straniero@bastardini.com](https://reader038.vdocuments.us/reader038/viewer/2022110116/551afb7c55034606048b65ea/html5/thumbnails/23.jpg)
Riunione IRAIT-AMICA
Roma, 27 Gennaio 2006
AMICAAntarctic Multiband Infrared CAmera
![Page 24: Beyond the AGB (not in the sense of stellar evolution) My new E-mail: oscar.straniero@bastardini.com](https://reader038.vdocuments.us/reader038/viewer/2022110116/551afb7c55034606048b65ea/html5/thumbnails/24.jpg)
I due rivelatori di AMICA
SWA (1-5 m) Array InSb 256 x 256 Raytheon Corp.
LWA (5-28 m) Array Si:As BIB MF-128 DRS Techn. Inc.
Top 25 - 35 K
Top 4 - 10 K
Riunione IRAIT-AMICA
Roma, 27 Gennaio 2006
![Page 25: Beyond the AGB (not in the sense of stellar evolution) My new E-mail: oscar.straniero@bastardini.com](https://reader038.vdocuments.us/reader038/viewer/2022110116/551afb7c55034606048b65ea/html5/thumbnails/25.jpg)
Sistema ottico di AMICA
• Sistema completamente riflettente
• 4 specchi dorati (2 parabole fuori asse + 2 piani)
• Riduttore di focale 1 : 1.47
• Diffraction-limited performances
• Campionamento ottimale PSF di Airy a 3 m su SWA e a 10 m su LWA
• Scala: 0.538 arcsec / pix (SWA)
1.345 arcsec / pix (LWA)
• FOV: 2.29 2.29 arcmin2 (SWA)
2.87 2.87 arcmin2 (LWA)
Riunione IRAIT-AMICA
Roma, 27 Gennaio 2006
![Page 26: Beyond the AGB (not in the sense of stellar evolution) My new E-mail: oscar.straniero@bastardini.com](https://reader038.vdocuments.us/reader038/viewer/2022110116/551afb7c55034606048b65ea/html5/thumbnails/26.jpg)
Finestra d’ingresso e filtri
• Finestra in CdTe ad alta trasmissione (>70 % tra 1 e 25 m)
• Filtri in quarzo (<6 m), germanio (6 m<<13 m) e CdTe (>13 m):
Banda larga
K @ 2.21 m (0.34 m) L @ 3.43 m (0.60 m)M @ 5.08 m (0.39 m)N1 @ 8.79 m (0.98 m)N2 @ 11.63 m (3.29 m)Q1 @ 18.96 m (3.40 m)Q2 @ 22.40 m (1.95 m)
Banda stretta
3 filtri eventuali da scegliere da una lista già compilata
Riunione IRAIT-AMICA
Roma, 27 Gennaio 2006
Finestra d’ingresso realizzata insieme al criostato da IRlabs.
Contatti in corso con Barr Associates per i dettagli dei filtri.
![Page 27: Beyond the AGB (not in the sense of stellar evolution) My new E-mail: oscar.straniero@bastardini.com](https://reader038.vdocuments.us/reader038/viewer/2022110116/551afb7c55034606048b65ea/html5/thumbnails/27.jpg)
![Page 28: Beyond the AGB (not in the sense of stellar evolution) My new E-mail: oscar.straniero@bastardini.com](https://reader038.vdocuments.us/reader038/viewer/2022110116/551afb7c55034606048b65ea/html5/thumbnails/28.jpg)
![Page 29: Beyond the AGB (not in the sense of stellar evolution) My new E-mail: oscar.straniero@bastardini.com](https://reader038.vdocuments.us/reader038/viewer/2022110116/551afb7c55034606048b65ea/html5/thumbnails/29.jpg)
ARS Displex Closed Cycle Cryocooler DE-210S with ARS-10 Compressor
2nd stage: 0.8 W @ 4.2 K1st stage: 35 W @ 41 KMin temp.: 0 W @ 2.8 KType: GMCooling: Water, CUSTOM
Power consumption: 6 kW @ 200 V AC, 3 phase, 50 Hz
Ambient temperature range: 5 to 35°C
Cooling water: Minimum flow 8 LPM @ 27°C maximum temperature
Riunione IRAIT-AMICA
Roma, 27 Gennaio 2006
IMPORTANTE: Serie di cryocooler già sperimentati in Antartide.
![Page 30: Beyond the AGB (not in the sense of stellar evolution) My new E-mail: oscar.straniero@bastardini.com](https://reader038.vdocuments.us/reader038/viewer/2022110116/551afb7c55034606048b65ea/html5/thumbnails/30.jpg)
Riunione IRAIT-AMICA
Roma, 27 Gennaio 2006
Taormina, June, 2005
The AMICA Control System:
TEMP- CONTROLLEDAMBI ENT
-10 c° / 10 c°
AMICACRYOSTAT
- 40 c° / - 80 c°external temperature
NIRPRE-AMPCLOCK
BOX
MIRPRE-AMPCLOCK
BOX4.2 K40 K
cryo-cooler CRYO-COOLERCOMPRESSOR
DUAL-STAGESTEP-MOTORCONTROLLER
VACUUMPUMP
VACUUMCOMMANDED
VALVEP-GAUGE
TEMPERATURE&
STEP-MOTORCONTROL
TEMP- CONTROLLEDAMBI ENT
-10 c° / 10 c°
C-PCI CRATEHOST PENTIUM CPU
NIR/MIR DETECTORCONTROLLER
LAKESHORETEMPERATURE
CONTROLLER & MONITOR
CONTROLPLC
PMC DETECTORCONTROL I/F
![Page 31: Beyond the AGB (not in the sense of stellar evolution) My new E-mail: oscar.straniero@bastardini.com](https://reader038.vdocuments.us/reader038/viewer/2022110116/551afb7c55034606048b65ea/html5/thumbnails/31.jpg)
![Page 32: Beyond the AGB (not in the sense of stellar evolution) My new E-mail: oscar.straniero@bastardini.com](https://reader038.vdocuments.us/reader038/viewer/2022110116/551afb7c55034606048b65ea/html5/thumbnails/32.jpg)
An Example
Source Flux : 9.5 JyIntegration time : 20 s (0.01s x frame)Point source overall counts (ADU): 5.88154e+006Point source clean counts (ADU): 1.79103e+006Sky average counts (ADU): 83479.9Signal-to-noise ratio: 20.4989
λ : 21 μ
Riunione IRAIT-AMICA
Roma, 27 Gennaio 2006
![Page 33: Beyond the AGB (not in the sense of stellar evolution) My new E-mail: oscar.straniero@bastardini.com](https://reader038.vdocuments.us/reader038/viewer/2022110116/551afb7c55034606048b65ea/html5/thumbnails/33.jpg)
![Page 34: Beyond the AGB (not in the sense of stellar evolution) My new E-mail: oscar.straniero@bastardini.com](https://reader038.vdocuments.us/reader038/viewer/2022110116/551afb7c55034606048b65ea/html5/thumbnails/34.jpg)
http://www.te.astro.it/attivitascientifica/progetti/amica/index.htm