Collisional stability of fermionic Feshbach molecules Export

@misc{citeulike:1833689, abstract = {Using a magnetic-field controlled Feshbach resonance, we create ultracold fermionic molecules starting from an ultracold Bose-Fermi atom gas mixture. The resulting mixture of atoms and weakly bound molecules provides a rich system for studying few-body collisions because of the variety of atomic collision partners for molecules; either bosonic, fermionic, or distinguishable atoms. We study the inelastic loss of the fermionic molecules as a function of the heteronuclear scattering length and find the quantum statistics of the particles involved in the collision has a dramatic effect on the loss rates near the Feshbach resonance. In particular, we find it is possible to realize a molecule lifetime as long as 100 ms near the Feshbach resonance.}, archivePrefix = {arXiv}, author = {Zirbel, J. J. and Ni, K. K. and Ospelkaus, S. and D\&\#x27;incao, J. P. and Wieman, C. E. and Ye, J. and Jin, D. S.}, citeulike-article-id = {1833689}, citeulike-linkout-0 = {http://arxiv.org/abs/0710.2479v1}, citeulike-linkout-1 = {http://arxiv.org/pdf/0710.2479v1}, comment = {40K-87Rb分子をFeshbach共鳴で作り，a0→0に持っていったとき，分子のフェルミオン的性格が強く現れて3体衝突レートが大幅に抑制された．}, day = {12}, eprint = {0710.2479v1}, keywords = {40k-87rb, decay, fermion, feshbach, inelastic, three-body}, month = {Oct}, posted-at = {2007-10-29 01:13:29}, priority = {5}, title = {Collisional stability of fermionic Feshbach molecules}, url = {http://arxiv.org/abs/0710.2479v1}, year = {2007} }

TY - ELEC ID - citeulike:1833689 L3 - citeulike-article-id:1833689 N2 - Using a magnetic-field controlled Feshbach resonance, we create ultracold fermionic molecules starting from an ultracold Bose-Fermi atom gas mixture. The resulting mixture of atoms and weakly bound molecules provides a rich system for studying few-body collisions because of the variety of atomic collision partners for molecules; either bosonic, fermionic, or distinguishable atoms. We study the inelastic loss of the fermionic molecules as a function of the heteronuclear scattering length and find the quantum statistics of the particles involved in the collision has a dramatic effect on the loss rates near the Feshbach resonance. In particular, we find it is possible to realize a molecule lifetime as long as 100 ms near the Feshbach resonance. TI - Collisional stability of fermionic Feshbach molecules KW - 40k-87rb KW - decay KW - fermion KW - feshbach KW - inelastic KW - three-body N1 - 40K-87Rb分子をFeshbach共鳴で作り，a0→0に持っていったとき，分子のフェルミオン的性格が強く現れて3体衝突レートが大幅に抑制された． AU - Zirbel, JJ AU - Ni, KK AU - Ospelkaus, S AU - D'incao, JP AU - Wieman, CE AU - Ye, J AU - Jin, DS PY - 2007/Oct/12/ UR - http://arxiv.org/abs/0710.2479v1 ER -