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Towards a robust system for cryogenic multi-species ion trapping

POSTER

Abstract

The increasing complexity of modern trapped ion quantum information processing experiments requires a stable and adaptable system designed for rapid turnaround. We present a robust cryogenic ion trapping apparatus for complex quantum computing experiments. Modular optical systems are integrated on custom-machined baseplates to stabilize and miniaturize the laser system. Light delivery is enabled by chamber-referenced optical couplers with parabolic mirrors and photonic crystal fibers for simplified alignment and identical focus of multiple wavelengths on an ion chain. We demonstrate trapping, initial quantum control, and high-fidelity state detection of 88Sr+ and present work towards trapping 133Ba+. These two species have visible and infrared transition wavelengths and a favorable atomic structure for quantum information experiments.

Presenters

  • Felix W Knollmann

    Massachusetts Institute of Technology, MIT, Research Laboratory for Electronics, MIT, Department of Physics

Authors

  • Kyle DeBry

    Massachusetts Institute of Technology, MIT, Research Laboratory for Electronics, Ohio State Univ - Columbus

  • Felix W Knollmann

    Massachusetts Institute of Technology, MIT, Research Laboratory for Electronics, MIT, Department of Physics

  • Trevor J McCourt

    University of Waterloo

  • Xiaoyang Shi

    Massachusetts Institute of Technology, MIT, Research Laboratory for Electronics, University of California, Santa Barbara

  • Jules M Stuart

    Massachusetts Institute of Technology, MIT, Research Laboratory for Electronics; MIT Lincoln Laboratory, Massachusetts Institute of Technology MIT

  • Susanna Todaro

    Massachusetts Institute of Technology, MIT, Research Laboratory for Electronics, Massachusetts Institute of Technology MI, University of Colorado Boulder; National Institute of Standards and Technology Boulder

  • Jasmine Sinanan-Singh

    Massachusetts Institute of Technology, MIT, Research Laboratory for Electronics, MIT, Department of Physics

  • Gabriel Mintzer

    Massachusetts Institute of Technology, MIT, Research Laboratory for Electronics, MIT

  • Colin D Bruzewicz

    MIT Lincoln Lab, MIT Lincoln Laboratory

  • Jeremy Sage

    IonQ, Massachusetts Institute of Technology MIT

  • John Chiaverini

    MIT Lincoln Lab, MIT Lincoln Laboratory, Massachusetts Institute of Technology, MIT, Research Laboratory for Electronics; MIT Lincoln Laboratory

  • Isaac Chuang

    Massachusetts Institute of Technology, MIT, Research Laboratory for Electronics, MIT