Prof. Stephan Götzinger

  • Professor
  • Room: A.3.230
  • Telephone: +49 9131 7133315
  • E-mail

My research is focused on solid-state quantum optics. In the past few years I have, for example, investigated methods to collect single photons with near-unity efficiency. Another emphasis is on techniques which can be used to enhance the interaction of a single photon with a single emitter.

2005

Optimization of prism coupling to high-Q modes in a microsphere resonator using a near-field probe

A. Mazzei, Stephan Götzinger, L. de S. Menezes, Vahid Sandoghdar, O. Benson

Optics Communications 250 428-433 (2005) | Journal

In this paper, we demonstrate a novel method for optimizing the in- and out-coupling of light confined in the fundamental high-Q whispering-gallery mode of a microsphere resonator via an external prism coupler. The technique relies on the use of a near-field probe to map the modes of the resonator and to obtain topographical information at the same time. We demonstrate the feasibility and efficiency of this technique by applying it to a sphere with a radius of 59 mu m. (c) 2005 Elsevier B.V. All rights reserved.

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