Fiber optic integration in planar ion traps

Thesis (S.B.)--Massachusetts Institute of Technology, Dept. of Physics, 2008.

Bibliographic Details
Main Author: George, Elizabeth Marie
Other Authors: Isaac Chuang.
Format: Thesis
Language:eng
Published: Massachusetts Institute of Technology 2009
Subjects:
Online Access:http://hdl.handle.net/1721.1/44459
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author George, Elizabeth Marie
author2 Isaac Chuang.
author_facet Isaac Chuang.
George, Elizabeth Marie
author_sort George, Elizabeth Marie
collection MIT
description Thesis (S.B.)--Massachusetts Institute of Technology, Dept. of Physics, 2008.
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spelling mit-1721.1/444592019-04-12T09:16:17Z Fiber optic integration in planar ion traps George, Elizabeth Marie Isaac Chuang. Massachusetts Institute of Technology. Dept. of Physics. Massachusetts Institute of Technology. Dept. of Physics. Physics. Thesis (S.B.)--Massachusetts Institute of Technology, Dept. of Physics, 2008. Includes bibliographical references (leaves 69-70). Atomic ion traps are are excellent tools in atomic physics for studying single ions. Accurate measurement of the ion's electronic state in these ion traps is required by both atomic clocks and quantum computation. Quantum computation with trapped ions can only scale to larger numbers of qubits if the ion traps and their laser delivery and measurement infrastructure can be scaled to smaller sizes. Fiber optics are a promising method of measurement because they collect a large fraction of light scattered by the trapped ions, and many optical fibers can be placed in a small area, allowing more ions to be measured in a small region. The question I address in this thesis is, "How can optical fibers be integrated onto planar ion traps?" This thesis presents a process I designed and implemented for integrating optical fibers onto planar ion traps as well as a system for integrating optical fibers into a cryogenic system. While the fiber integration was successful, we were unable to trap any ions in our fiber-integrated ion trap. We were able to show that the integrated fiber could collect light scattered from the surface of ion trap, and hypothesize that the large amount of dielectric present on the surface of the trap may have distorted the trapping potential and prevented us from trapping any ions. We also determined that scatter spots on the surface of the trap are a much bigger problem for fiber optic light collection systems than for traditional bulk optics systems. Finally, we propose a method of integration that could reduce the amount of exposed dielectric in the vicinity of the trap, as well as solve the problem of sensitivity to scatter spots. by Elizabeth Marie George. S.B. 2009-01-30T16:49:05Z 2009-01-30T16:49:05Z 2008 2008 Thesis http://hdl.handle.net/1721.1/44459 297175770 eng M.I.T. theses are protected by copyright. They may be viewed from this source for any purpose, but reproduction or distribution in any format is prohibited without written permission. See provided URL for inquiries about permission. http://dspace.mit.edu/handle/1721.1/7582 70 leaves application/pdf Massachusetts Institute of Technology
spellingShingle Physics.
George, Elizabeth Marie
Fiber optic integration in planar ion traps
title Fiber optic integration in planar ion traps
title_full Fiber optic integration in planar ion traps
title_fullStr Fiber optic integration in planar ion traps
title_full_unstemmed Fiber optic integration in planar ion traps
title_short Fiber optic integration in planar ion traps
title_sort fiber optic integration in planar ion traps
topic Physics.
url http://hdl.handle.net/1721.1/44459
work_keys_str_mv AT georgeelizabethmarie fiberopticintegrationinplanariontraps