Theses & Conferences – University of Copenhagen

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Ultracold Atoms > Research > Theses & Conferences

Conferences 2016:

  • ICSLS ( Torún, Poland ), Invited talk. Abstracts.
    • S. A. Schäffer, B. T. R. Christensen, S. M. Rathmann, M. H. Appel, M. R. Henriksen, J. Ye, and J. W. Thomsen: "Towards passive and active laser stabilization using an ensemble of thermal strontium atoms with cavity-enhanced interaction".
  • ECAMP ( Frankfurt, Germany ), Poster.
    • S. A. Schäffer, B. T. R. Christensen, S. M. Rathmann, M. H. Appel, M. R. Henriksen, J. Ye, and J. W. Thomsen: "Superflourescent-like Behaviour of an Ensemble of Thermal Stronitum Atoms with Cavity-Enhanced Interaction".

Conferences 2015:

  • IFCS-EFTF ( Denver, CO, U.S.A. ), Invited paper, posters and talk. Abstracts.
    • S. A. Schäffer, S. S. Adsersen, B. T. R. Christensen, J. W. Thomsen: "Large Waist Cavity for Ultra-narrow Transition Spectroscopy", Poster, Proceeding paper.
    • B. T. R. Christensen, S. A. Schäffer, M. R. Henriksen, P. G. Westergaard, J. Ye and J. W. Thomsen:"Laser Stabilization on Velocity Dependent Nonlinear Dispersion of Sr Atoms in an Optical Cavity", Talk, Poster prize, Proceeding paper.

Conferences 2014:

  • IFCS ( Taipei, Taiwan ), Invited paper and talk.
    • B. T. R. Christensen, M. R. Henriksen, P. G. Westergaard, J. Ye and J. W. Thomsen: Prospects for Frequency Stabilization Using Collective Effects of Strontium Atoms in an Optical Cavity", Talk, Proceeding paper.
  • EGAS 46 ( Lille, France ), Poster, Abstracts.
    • M. R. Henriksen, S. A. Schäffer, B. T. R. Christensen, P. G. Westergaard, J. Ye, and J. W. Thomsen: "Observing collective effects of Strontium in an optical cavity", Poster.
  • ICAP ( Washington D. C., U.S.A. ).
  • DOPS (Roskilde, Denmark), Contributed talk, Abstracts.
    • S. A. Schäffer, P. G. Westergaard, B. T. R. Christensen, M. R.
      Henriksen, R. Matin, D. Tieri, J.Cooper, M. Holland, J. Ye, and
      J. W. Thomsen: Observation of Motion Dependent Nonlinear Dispersion with Narrow Linewidth Atoms in an Optical Cavity, Talk.

PhD Theses:

Laser Stabilization With Laser Cooled Strontium (2016)

Author: Bjarke T. R. Christensen

Supervisor: Jan W. Thomsen

Production and Interrogation of Metastable Magnesium Atoms: Towards an Atomic Clock (2009)

Author: Brian Bak Jensen

Supervisors: Jan W. Thomsen, Anders Brusch

Investigation of Metastable Magnesium Atoms (2009)

Author: Kasper T. Therkildsen

Supervisors: Jan W. Thomsen, Anders Brusch

Master Theses:

An Iodine Based Thermal Optical Frequency Reference using NICE-OHMS Detection (2016)

Author: Sigrid S. Adsersen

Supervisor: Jan W. Thomsen

Studies of Collective Effects in Atomic Strontium (2015)

Author: Stefan A. Schäffer

Supervisor: Jan W. Thomsen

Cavity Enhanced Spectroscopy on Ultra Cold Atoms (2014)

Author: Martin R. Henriksen

Supervisor: Jan W. Thomsen

Towards Continuous Cavity-Enhanced Nonlinear Spectroscopy in Strontium (2013)

Author: Rastin Matin

Supervisor: Jan W. Thomsen

Clock laser system for a Hg optical lattice clock (2012)

Author: Bjarke T. R. Christensen

Supervisor: Jan W. Thomsen

External: H. Katori, N. Ohmae

Bachelor Theses:

Doppler-Free Cavity Enhanced Spectroscopy of Molecular Iodine (2016)

Author: Sofus L. Kristensen

Supervisor: Jan W. Thomsen, Sigrid S. Adsersen

Constructing an Extended Cavity Diode Laser for Iodine Spectrometry (2014)

Author: Asbjørn Arvad Jørgensen

Supervisor: Jan W. Thomsen, Bjarke T. R. Christensen

Experiments with ultra precise light sources (2011)

Author: Amalie Christensen, Stefan A. Schäffer

Supervisor: Jan W. Thomsen, Philip G. Westergaard

Characterization of the clock laser and spectroscopy of the 3P1 ↔ 1S0 clock transition in 24Mg (2010)

Author: Heidi L. Sørensen, Bjarke T. R. Christensen

Supervisor: Jan W. Thomsen, Anders Brusch