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We present and experimentally demonstrate an ultra-compact and efficient apparatus for chips-scale linear and non-linear light vapor interactions, based on an atomic cladding nano-scale waveguides. Both low power saturation, and Autler-Townes splitting are observed.
The rapidly growing interest in the mid-IR (2–5μm) wavelengths brings about the need for cheap and CMOS compatible photodetectors. Hereby we demonstrate a plasmonic enhanced Schottky detector in silicon for the mid-IR.
We demonstrate an integrated four quadrant detector in silicon for infrared light, based on integration of plasmonic splitting, focusing and plasmonic enhanced internal photoemission detection on a single silicon plasmonic chip.
We describe a modified local oxidation of silicon process as a platform for the fabrication of waveguides and ultra-high Quality factor (5.3·10) silicon resonators, with nearly fully planar interface for multilayer silicon integration.
We design, analyze and experimentally demonstrate a novel mode converter in silicon waveguide based on a graded index co-directional grating coupler. Numerical simulations results and microscope images of modes' far field are presented and discussed.
We demonstrate the design, fabrication and characterization of plasmonic enhanced silicon photo-detector for infrared light. Theoretical model, experimental results and comparison between different geometric configurations will be presented and discussed.
We observe for the first time the near field optical intensity distribution of silicon nanophotonic devices operating in the mid-IR spectrum using our scanning thermal microscopy and demonstrate its advantages over conventional NSOM technique.
We present two platforms for miniaturized telecom optical frequency references, based on TPA in rubidium vapor. Record efficiency of light vapor interaction in a serpentine atomic cladding wave guide, and micro-machined mm-scale cells are demonstrated.
We demonstrate the design, fabrication and experimental characterization of longrange dielectric-loaded surface plasmon-polariton waveguides (LR-DLSPPWs) that are compatible with complementary metal-oxide semiconductor (CMOS) technology. The demonstrated waveguides feature good mode confinement together with long propagation at telecom wavelengths.
We demonstrate the design, fabrication and experimental characterization of long-range dielectric-loaded surface plasmon-polariton waveguides (LR-DLSPPWs) that are compatible with complementary metal-oxide semiconductor (CMOS) technology. The demonstrated waveguides feature good mode confinement together with long propagation at telecom wavelengths.
We demonstrate the detection of sub-bandgap light in silicon nano pyramid using the process of internal photoemission in Schottky diode. The quantum efficiency is enhanced by using metal coated silicon nano pyramids.
We describe a modified local oxidation of silicon process as a platform for the fabrication of waveguides and ultra-high Quality factor (5.3) silicon resonators, with nearly fully planar interface for multilayer silicon integration.
We demonstrate variety of light matter interactions in our nanophotonic-atomic hybrid system, considering both plasmonic and guided mode interaction with hot vapor.
We experimentally demonstrate avalanche sub bandgap detection of light at 1550 nm wavelength via surface states using the configuration of interleaved PN junctions along a silicon waveguide. The device operates in a fully depleted mode.
We demonstrate the detection of subbandgap light in silicon nano pyramid using the process of internal photoemission in Schottky diode. The quantum efficiency is enhanced by using metal coated silicon nano pyramids.
We observe directly for the first time optical near field in silicon nanophotonics devices with nanoscale resolution using near field scanning thermal microscopy and demonstrated its advantage over the NSOM technique.
We experimentally demonstrate nanoscale thermal mapping of light induced heat in photonic and plasmonic devices using a thermocouple AFM tip. Numerical simulations results and nanoscale temperature measurements are presented and discussed.
We experimentally demonstrate the use of an on-chip integrated Schottky plasmonic detector for testing, monitoring and tapping signals in plasmonic and photonic devices. Theoretical model and measurement of external and integrated devices will be presented.
We experimentally demonstrate two-photon Doppler free interactions on a chip-scale platform consisting of a silicon nitride waveguide integrated with rubidium vapor cladding. We obtain absorption lines having widths of 300 MHz, using low power levels.
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