Zobrazeno 1 - 10
of 21
pro vyhledávání: '"M. Stroisch"'
Publikováno v:
IEEE Photonics Technology Letters. 19:741-743
Two-dimensional photonic crystal lasers based on the small molecule organic semiconductor tris-(8-hydroxyquinoline) aluminum (Alq 3) doped with 4-Dicyanomethylene-2-methyl-6-(p-dimethylaminostyryl)-4H-pyran (DCM) are optically pumped with a conventio
Autor:
M. Stroisch, S. Mozer, D.G. Rabus, Martin Punke, Patric Henzi, Mattias P. Heinrich, Uli Lemmer
Publikováno v:
IEEE Photonics Technology Letters. 19:61-63
Single-mode waveguides were fabricated by deep ultraviolet radiation in poly(methyl methacrylate) (PMMA). Using a masking process, the radiation modifies the refractive index of the PMMA forming core and cladding regions for waveguiding. Following th
Autor:
Sönke Klinkhammer, Thomas Woggon, K. Forberich, Martina Gerken, M. Stroisch, Andreas Gombert, C. Teiwes-Morin, Uli Lemmer
Publikováno v:
ResearcherID
We modified the optical properties of organic semiconductor distributed feedback lasers by introducing a high refractive index layer consisting of tantalum pentoxide between the substrate and the active material layer. A thin film of tris-(8-hydroxyq
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::254a83aa35443841993a0cbbf1909a97
https://publica.fraunhofer.de/handle/publica/223616
https://publica.fraunhofer.de/handle/publica/223616
Autor:
Mathias Bruendel, Thomas Weimann, Ulf Geyer, Bernd Ebenhoch, Martin Punke, Martina Gerken, Christian Karnutsch, Thomas Woggon, J. Wang, M. Stroisch, Uli Lemmer
Publikováno v:
SPIE Proceedings.
We demonstrate the feasibility of organic semiconductor lasers as light sources for lab-on-a-chip systems. These lasers are based on a 1D- or 2D-photonic crystal resonator structure providing optical feedback in the active laser material that is depo
Autor:
Thomas Weimann, Martina Gerken, M. Stroisch, J. Wang, Mattias P. Heinrich, D.G. Rabus, Martin Punke, Uli Lemmer, Thomas Woggon, M. Bruendel, Andreas Pütz
Publikováno v:
2007 Digest of the IEEE/LEOS Summer Topical Meetings.
This work has demonstrated the feasibility of both UV and thermal nanoimprinting as fabrication tools for organic laser resonators. In conjunction with the realized waveguide coupling, an important step towards an integrated organic laser source for
Autor:
Thomas Woggon, Mattias P. Heinrich, M. Stroisch, Uli Lemmer, Christian Karnutsch, D.G. Rabus, Martin Punke, S. Mozer, M. Bruendel, Thomas Weimann
Publikováno v:
2007 European Conference on Lasers and Electro-Optics and the International Quantum Electronics Conference.
In this paper, the combination of organic semiconductor distributed feedback lasers with polymeric waveguides is demonstrated. Such lasers can cover a wide range of emission wavelengths making them very interesting for a wide range of applications. A
Autor:
Martina Gerken, D.G. Rabus, Martin Punke, Uli Lemmer, Patric Henzi, Steffen Mozer, Georg Bastian, M. Stroisch
Publikováno v:
SPIE Proceedings.
The use of organic optoelectronic devices such as organic light-emitting diodes and organic photodiodes in micro-optical systems is discussed. Potential applications like optical interconnects and optical sensor systems are examined. Device character
Autor:
Thomas Woggon, C. Teiwes-Morin, Andreas Gombert, K. Forberich, Martina Gerken, Uli Lemmer, M. Stroisch
Publikováno v:
Applied Physics Letters. 95:021112
We modified the photonic band structure of organic distributed feedback lasers by introducing a patterned high index intermediate layer of tantalum pentoxide. This layer was oblique angle evaporated onto one dimensional surface gratings with a period
Publikováno v:
Optics Express. 15:3968
We use a pulsed, frequency tripled picosecond Nd:YAG laser for holographic ablation to pattern a surface relief grating into an organic semiconductor guest-host system. The resulting second order distributed feedback lasers exhibit laser action with
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