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Ionization Quenching Factor Measurement of Helium 4
D. Santos, F. Mayet, O. Guillaudin +5
The ionization quenching factor (IQF) is defined as the fraction of energy released by a recoil in a medium through ionization compared with its total kinetic energy. At low energi…
Global spectral energy distribution of the Crab Nebula in the prospect of the Planck satellite polarisation calibration
Juan Francisco Macias-Perez, F. Mayet, J. Aumont +1
Whithin the framework of the Planck satellite polarisation calibration, we present a study of the Crab Nebula spectral energy distribution (SED) over more than 6 decades in frequen…
Submillimetre point sources from the Archeops experiment: Very Cold Clumps in the Galactic Plane
F. -X. Desert, J. F. Macias-Perez, F. Mayet +7
Archeops is a balloon-borne experiment, mainly designed to measure the Cosmic Microwave Background (CMB) temperature anisotropies at high angular resolution (~ 12 arcminutes). By-p…
MIMAC : A Micro-TPC Matrix of Chambers for direct detection of Wimps
D. Santos, O. Guillaudin, Th. Lamy +2
The project of a micro-TPC matrix of chambers of He3 and CF4 for direct detection of non-baryonic dark matter is outlined. The privileged properties of He3 are highlighted. The dou…
MIMAC-He3 : MIcro-tpc MAtrix of Chambers of He3
D. Santos, O. Guillaudin, T. Lamy +2
The project of a micro-TPC matrix of chambers of He3 for direct detection of non-baryonic dark matter is outlined. The privileged properties of He3 are highlighted. The double dete…
An analysis method for time ordered data processing of Dark Matter experiments
E. Moulin, J. F. Macias-Perez, F. Mayet +5
The analysis of the time ordered data of Dark Matter experiments is becoming more and more challenging with the increase of sensitivity in the ongoing and forthcoming projects. Com…
Archeops In-flight Performance, Data Processing and Map Making
J. F. Macias-Perez, G. Lagache, B. Maffei +69
Archeops is a balloon--borne experiment widely inspired by the Planck satellite and by its High Frequency Instrument (HFI). It is mainly dedicated to measure the Cosmic Microwave B…
MIMAC-He3 : A Micro-TPC Matrix of Chambers of He3 for direct detection of Wimps
D. Santos, E. Moulin, F. Mayet +1
The project of a micro-TPC matrix of chambers of \hetrois for direct detection of non-baryonic dark matter is presented. The privileged properties of He3 are highlighted. The doubl…
Supersymmetric dark matter search via spin-dependent interaction with He3
E. Moulin, F. Mayet, D. Santos
The potentialities of MIMAC-He3, a MIcro-tpc MAtrix of Chambers of Helium 3, for supersymmetric dark matter search are discussed within the framework of effective MSSM models witho…
Temperature and polarization angular power spectra of Galactic dust radiation at 353 GHz as measured by Archeops
N. Ponthieu, J. F. Macías-Pérez, M. Tristram +47
We present the first measurement of temperature and polarization angular power spectra of the diffuse emission of Galactic dust at 353 GHz as seen by Archeops on 20% of the sky. Th…
The CMB temperature power spectrum from an improved analysis of the Archeops data
M. Tristram, G. Patanchon, J. F. Macias-Perez +47
We present improved results on the measurement of the angular power spectrum of the Cosmic Microwave Background (CMB) temperature anisotropies using the data from the last Archeops…
First Detection of Polarization of the Submillimetre Diffuse Galactic Dust Emission by Archeops
A. Benoit, P. Ade, A. Amblard +65
We present the first determination of the Galactic polarized emission at 353 GHz by Archeops. The data were taken during the Arctic night of February 7, 2002 after the balloon--bor…
MACHe3: A new generation detector for non-baryonic dark matter direct detection
D. Santos, F. Mayet, E. Moulin +4
MACHe3 (MAtrix of Cells of superfluid He3) is a project of a new detector for direct Dark Matter (DM) search, using superfluid as a sensitive medium. An experiment on a prototype c…
Cosmological constraints from Archeops
A. Benoit, P. Ade, A. Amblard +65
We analyze the cosmological constraints that Archeops places on adiabatic cold dark matter models with passive power-law initial fluctuations. Because its angular power spectrum ha…
The Cosmic Microwave Background Anisotropy Power Spectrum measured by Archeops
A. Benoit, P. Ade, A. Amblard +65
We present a determination by the Archeops experiment of the angular power spectrum of the cosmic microwave background anisotropy in 16 bins over the multipole range l=15-350. Arch…
Search for Supersymmetric Dark Matter with Superfluid He3 (MACHe3)
F. Mayet, D. Santos, Yu. M. Bunkov +2
MACHe3 (MAtrix of Cells of superfluid He3) is a project of a new detector for direct Dark Matter search, using superfluid He3 as a sensitive medium. This paper presents a phenomeno…
A superfluid He3 detector for direct dark matter search
F. Mayet, D. Santos, Yu. M. Bunkov +4
MACHe3 (MAtrix of Cells of superfluid He3) is a project of a new detector for direct Dark Matter Search. The idea is to use superfluid He3 as a sensitive medium. The existing devic…
The AMS-01 Aerogel Threshold Cherenkov counter
D. Barancourt, F. Barao, G. Barbier +21
The Alpha Magnetic Spectrometer in a precursor version (AMS-01), was flown in June 1998 on a 51.6 degrees orbit and at altitudes ranging between 320 and 390 km, on board of the spa…
Design optimization of MACHe3, a project of superfuid He3 detector for direct Dark Matter search
F. Mayet, D. Santos, G. Perrin +2
MACHe3 (MAtrix of Cells of superfluid He3) is a project of a new detector for direct Dark Matter (DM) search. A cell of superfluid He3 has been developed and the idea of using a la…