dorsal/arxiv
View SchemaOptical Transition and Momentum Transfer in Atomic Wave Packets
| Authors | A. Zh. Muradyan, V. A. Poghosyan |
|---|---|
| Categories | |
| ArXiv ID | quant-ph/0011018 |
| URL | https://arxiv.org/abs/quant-ph/0011018 |
| DOI | 10.1103/PhysRevA.64.013416 |
Abstract
It is shown that the population Rabi-floppings in a lossless two-level atom, interacting with a monochromatic electromagnetic field, in general are convergent in time. The well-known continuous floppings take place because the restricted choosing of initial conditions, that is when the atom initially is chosen on ground or excited level before the interaction, simultaneously having a definite value of momentum there. The convergence of Rabi-floppings in atomic wave-packet-states is a direct consequence of Doppler effect on optical transition rates (Rabi-frequencies): it gradually leads to ''irregular'' chaotic-type distributions of momentum in ground and excited energy levels, smearing the amplitudes of Rabi-floppings. Conjointly with Rabi-floppings, the coherent accumulation of momentum on each internal energy level monotonically diminishes too.
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"abstract": "It is shown that the population Rabi-floppings in a lossless two-level atom,\ninteracting with a monochromatic electromagnetic field, in general are\nconvergent in time. The well-known continuous floppings take place because the\nrestricted choosing of initial conditions, that is when the atom initially is\nchosen on ground or excited level before the interaction, simultaneously having\na definite value of momentum there. The convergence of Rabi-floppings in atomic\nwave-packet-states is a direct consequence of Doppler effect on optical\ntransition rates (Rabi-frequencies): it gradually leads to \u0027\u0027irregular\u0027\u0027\nchaotic-type distributions of momentum in ground and excited energy levels,\nsmearing the amplitudes of Rabi-floppings. Conjointly with Rabi-floppings, the\ncoherent accumulation of momentum on each internal energy level monotonically\ndiminishes too.",
"arxiv_id": "quant-ph/0011018",
"authors": [
"A. Zh. Muradyan",
"V. A. Poghosyan"
],
"categories": [
"quant-ph"
],
"doi": "10.1103/PhysRevA.64.013416",
"title": "Optical Transition and Momentum Transfer in Atomic Wave Packets",
"url": "https://arxiv.org/abs/quant-ph/0011018"
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