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Accueil > Recherche > Astro-particules > Cosmologie Observationnelle > Activités > Euclid : Near-Infrared R&D detectors

Euclid : Near-Infrared R&D detectors

Euclid : Near-Infrared R&D detectors

Related Publications :

Impact of the time sampling on the noise of a H2RG(2Kx2K) Near-IR
detector. Comparison of SIDECAR ASIC and hybrid readouts

G. Smadja et al. NIM A 694(2012) 95-100

Extraction of the frequency spectrum of the noise of a HAWAII2RG NIR detector and impact on low-flux measurements
2010 Proc. SPIE 7742, C. Cerna ; G. Smadja ; A. Castera ; A. Ealet

Frequency Analysis of the noise in the Fowler(n) sampling of a H2RG(2Kx2K) near-IR detector
G. Smadja et al. NIM A 622(2010)288-294

Measurement of the non-linearity and interpixel capacitance of a H2RG (2Kx2K) near IR detector
G. Smadja et al. NIM A610(2009)615-621

EUCLID Instrument characteristics

Instrument characteristics
Near-infrared spectrometer and photometer (NISP)
Field-of-view 0.763 deg × 0.722 deg
Capability Near-infrared imaging photometry Near-infrared spectroscopy
Wavelength range Y (920 -1146 nm) J (1146 - 1372 nm) H (1372 - 2000 nm) 1100 - 2000 nm
Sensitivity

24 mag
5σ point source

24 mag
5σ point source

24 mag
5σ point source

3 × 10-16 erg cm-2 s-1
3.5σ unresolved line flux

Detector Technology

16 arrays
2k × 2k near-infrared sensitive HgCdTe detectors

Pixel Size
Spectral resolution
0.3 arcsec 0.3 arcsec
R=250

Tests and characterizations of the infrared detector for focal plane of project SNAP , technical reports

- H1RG multiplexer Readout
- IR detector for demonstrator and Readout Part I
- IR detector Part II
- Test H2RG slides Grenoble 2008