Ultra cold atomic gasesUltra cold atomic gasesBose-Fermi mixtureBose-Fermi mixture

Takayuki WATANABETakayuki WATANABETokyo Metropolitan University,Tokyo Metropolitan University,

IPN OrsayIPN OrsayT. Suzuki, P. SchuckT. Suzuki, P. Schuck

Research subjectResearch subject Bose-Fermi mixtureBose-Fermi mixture

StabilityStability Fermionic pairFermionic pair

Dispersion relationDispersion relation Occupation numberOccupation number

MethodMethod T-Matrix approchT-Matrix approch

Non-self-consistent wayNon-self-consistent way Self-consistent treatment (in future)Self-consistent treatment (in future)

Quantum phase of Bose-Fermi mixture gases

G. Modugno et. al ; Science 297 (2002) 2240

Pressure as a function of Inverse scattering length

Fermion dispersion relation

Collective Bose-Fermi pair like mode show up