Prof. Helmut Ritsch Profile

Prof. Helmut Ritsch

Professor at Universität Innsbruck

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Publications (5)

Proceedings Article | 4 October 2023 Open Access

Minimalistic quantum devices build of dipole-coupled nanoscopic arrays of quantum emitters

Helmut Ritsch, Raphael Holzinger

Proceedings Volume 12746, 1274603 (2023) https://doi.org/10.1117/12.2687698

KEYWORDS: Quantum emitters, Quantum devices, Photons, Quantum systems, Quantum enhancement, Absorption, Quantum properties, Quantum light sources, Quantum fields

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Proceedings Article | 29 April 2016 Presentation + Paper

Coherent two-photon excitation of quantum dots

L. Ostermann, T. Huber, M. Prilmüller, G. Solomon, H. Ritsch, G. Weihs, A. Predojević

Proceedings Volume 9900, 99000T (2016) https://doi.org/10.1117/12.2230071

KEYWORDS: Quantum communications, Quantum dots, Excitons, Pulsed laser operation, Picosecond phenomena, Single photon, Semiconductors, Quantum efficiency, Sensors, Quantum optics

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Proceedings Article | 19 February 2014 Paper

Upconversion lasing, heat transfer and stimulated cooling in solids

K. Sandner, H. Ritsch

Proceedings Volume 9000, 90000N (2014) https://doi.org/10.1117/12.2058535

KEYWORDS: Photons, Phonons, Quantum cascade lasers, Terahertz radiation, Absorption, Upconversion, Solids, Quantum wells, Laser resonators, Optical resonators

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Proceedings Article | 10 October 2012 Paper

Self-consistent optomechanical trapping, strain, and deformation of elastic dielectrica

M. Sonnleitner, M. Ritsch-Marte, H. Ritsch

Proceedings Volume 8458, 84581Z (2012) https://doi.org/10.1117/12.2000309

KEYWORDS: Dielectrics, Refractive index, Geometrical optics, Beam splitters, Light scattering, Scattering, Multiple scattering, Particles, Polarization, Biomedical optics

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Proceedings Article | 1 March 1991 Paper

Quantum noise reduction in lasers with nonlinear absorbers

Helmut Ritsch, Peter Zoller

Proceedings Volume 1376, (1991) https://doi.org/10.1117/12.25000

KEYWORDS: Denoising, Modes of laser operation, Raman spectroscopy, Chemical species, Absorption, Solids, Laser stabilization, Laser resonators, Semiconductor lasers, Differential equations

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