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Recent advances in nanophotonics―From physics to devices
Martin Kamp,Johann?Peter Reithmaier,Alfred Forchel,Stephan Reitzenstein 한국물리학회 2006 Current Applied Physics Vol.6 No.1l
Due to the need to realize highly functional low cost photonic devices, nanophotonic approaches have become a major area of photonics research during the last few years. Using photonic crystals we have realized miniaturized tunable single mode lasers as well as dispersion compensation elements for the 1.5 lm wavelength range. High quality single mode GaAs based quantum dot lasers for the 1.3 lm wavelength range have been realized using lateral metal grating structures for distributed feedback. High power quantum dot lasers at 915 nm are presented which combine high output powers with a very good temperature stability displaying the potential of an uncooled operation of the devices.
Schnauber, Peter,Schall, Johannes,Bounouar, Samir,Hö,hne, Theresa,Park, Suk-In,Ryu, Geun-Hwan,Heindel, Tobias,Burger, Sven,Song, Jin-Dong,Rodt, Sven,Reitzenstein, Stephan American Chemical Society 2018 NANO LETTERS Vol.18 No.4
<P>The development of multinode quantum optical circuits has attracted great attention in recent years. In particular, interfacing quantum-light sources, gates, and detectors on a single chip is highly desirable for the realization of large networks. In this context, fabrication techniques that enable the deterministic integration of preselected quantum-light emitters into nanophotonic elements play a key role when moving forward to circuits containing multiple emitters. Here, we present the deterministic integration of an InAs quantum dot into a 50/50 multimode interference beamsplitter via in situ electron beam lithography. We demonstrate the combined emitter-gate interface functionality by measuring triggered single-photon emission on-chip with <I>g</I><SUP>(2)</SUP>(0) = 0.13 ± 0.02. Due to its high patterning resolution as well as spectral and spatial control, in situ electron beam lithography allows for integration of preselected quantum emitters into complex photonic systems. Being a scalable single-step approach, it paves the way toward multinode, fully integrated quantum photonic chips.</P> [FIG OMISSION]</BR>