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Emily Alden: Research






Research

My research involves using lasers to probe the structure of atoms to perform quantum computing and precision time measurement. I joined a start-up lab, so most of the aparatus I used I designed and built from scratch.

Physics

Optical Clock
Precision metrology using atoms and lasers.
2014 E. A. Alden, K. R. Moore, and A. E. Leanhardt A Two-Photon E1-M1 Optical Clock
Quantum Information
Tripartite entanglement from spontaneous two-photon cascades.
2010 E.A. Alden, A.E. Leanhardt, Calculation of Tripartite Entangled States Generated by Spontaneous Two-Photon Cascade Emission, paper presented at FiO/LS, Rochester, NY, Oct. 28, 2010 paper

Apparatus

Optical Clock
A two-photon clock in hot vapor cell.
Atom Hg
Environment Vapor Cell
Lasers Narrow IR Seed (fiber, 1062 nm)
Amplifier(fiber, 1062 nm)
SHG (PPMgO:SLT, 531 nm)
Frequency Reference Wavemeter
Detector PMT
Analysis Methods Data fusion of two time series, laser frequency, photon counter results, and synchronized oscilloscope data
Quantum Information
Tripartite entanglement from two-photon cascade.
Atom Yb
Environment Thermal Beam
Lasers Ti:Saph (808 nm)
ECDL (556 nm)
Frequency Reference Wavemeter
Detector PMT
Analysis Methods Data fusion of one time series, laser frequency, photon counter results, and synchronized oscilloscope data

Research Support

My research has been supported by


DARPA AFOSR umich