Study on Dynamics of N Level System of Atom by Laser Fields TeX Export

@misc{citeulike:1314507, abstract = {This paper is an extension of Fujii et al (<a href="/abs/quant--ph/0307066">quant--ph/0307066</a>) and in this one we again treat a model of atom with n energy levels interacting with n(n-1)/2 external laser fields, which is a natural extension of usual two level system. Then the rotating wave approximation (RWA) is assumed from the beginning. To solve the Schr{\" o}dinger equation we set the {\bf consistency condition} in our terminology and reduce it to a matrix equation with symmetric matrix \$Q\$ consisting of coupling constants. However, to calculate \$\exp(-itQ)\$ {\bfexplicitly} is not easy. In the case of three and four level systems we determine it in a complete manner, so our model in these levels becomes realistic. In last, we make a comment on Cavity QED quantum computation based on three energy levels of atoms as a forthcoming target.}, archivePrefix = {arXiv}, author = {Fujii, Kazuyuki}, citeulike-article-id = {1314507}, citeulike-linkout-0 = {http://arxiv.org/abs/quant-ph/0512126}, citeulike-linkout-1 = {http://arxiv.org/pdf/quant-ph/0512126}, day = {21}, eprint = {quant-ph/0512126}, keywords = {atomicphysics, rotatingwaveapproximation, spectroscopy}, month = {Apr}, posted-at = {2007-05-21 08:23:54}, priority = {2}, title = {Study on Dynamics of N Level System of Atom by Laser Fields}, url = {http://arxiv.org/abs/quant-ph/0512126}, year = {2006} }

TY - ELEC ID - citeulike:1314507 L3 - citeulike-article-id:1314507 N2 - This paper is an extension of Fujii et al (<a href="/abs/quant--ph/0307066">quant--ph/0307066</a>) and in this one we again treat a model of atom with n energy levels interacting with n(n-1)/2 external laser fields, which is a natural extension of usual two level system. Then the rotating wave approximation (RWA) is assumed from the beginning. To solve the Schr{\" o}dinger equation we set the {\bf consistency condition} in our terminology and reduce it to a matrix equation with symmetric matrix $Q$ consisting of coupling constants. However, to calculate $\exp(-itQ)$ {\bfexplicitly} is not easy. In the case of three and four level systems we determine it in a complete manner, so our model in these levels becomes realistic. In last, we make a comment on Cavity QED quantum computation based on three energy levels of atoms as a forthcoming target. TI - Study on Dynamics of N Level System of Atom by Laser Fields KW - atomicphysics KW - rotatingwaveapproximation KW - spectroscopy AU - Fujii, Kazuyuki PY - 2006/Apr/21/ UR - http://arxiv.org/abs/quant-ph/0512126 ER -