mid-IR
Mid IR spectra of pre main sequence Herbig stars : an explanation for the non detections of water lines
... To study the impact of a disk truncated by dust sublimation, we ran a series of models considering different disk inner radii and another series of models with different scale heights always using the same central star, a ...
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Mid IR supercontinuum generation from non silica microstructured optical fibers
... for mid-IR laser technology, a range of fiber pa- rameters should be studied to provide an indication of what an optimized source could ...for mid-IR supercontinuum generation when pumped at ...
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Application of the mid-IR radio correlation to the ^G sample and the search for advanced extraterrestrial civilisations
... One way of identifying bona fide Type III civilisations is to identify outliers in well-determined scaling laws for galaxies, e.g. the Tully-Fisher relation Annis (1999). I argue here, that the infrared radio correlation ...
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Near/Mid IR Differential Absorption OPO Lidar System for Gas Analysis of the Atmosphere
... In the near/mid-IR spectral region, the rotational-vibrational (RV) absorption spectra of molecules of atmospheric gases highly specific due to their symmetry and chemical composition, which makes possible ...
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Engineering of a Ge-Te-Se glass fibre evanescent wave spectroscopic (FEWS) mid-IR chemical sensor for the analysis of food and pharmaceutical products
... Acetone has several strong absorption bands in the mid-IR regions at 3-3.4, 4.2-5.0, 5.5-6.2 and 6.3-7.2 m, as shown in Fig. 13. Absorption spectra of 5 to 70 vol% acetone solutions were measured using this ...
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Silicon Modified rare earth transitions a new route to Near and Mid IR Photonics
... Intrinsic RE transitions are internal to the RE and do not con- tribute directly to carrier conduction in the bands of the host. Consequently, this makes them of limited use as a basis for optical detectors. The ...
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Mid IR Imaging and Multivariate Analysis of Dynamic Processes in Pharmaceutically Relevant Microparticles
... single mid-IR image containing 4096 spectra, this compares to ~2 seconds for peak height analysis and ~1 minute for MCR-ALS on the same image using the same ...
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A CMOS MEMS thermopile with an integrated temperature sensing diode for mid IR thermometry
... Hopper, R., Ali, S., Chowdhury, M. F., Boual, S., De Luca, A., Gardner, J. W. (Julian W.), 1958- and Udrea, F.. (2014) A CMOS-MEMS thermopile with an integrated temperature sensing diode for mid-IR ...
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Silicon Modified rare earth transitions a new route to Near and Mid IR Photonics
... capability needed for next generation systems and currently relies on separate discrete devices using alternative direct band gap semiconductors. This hybridization is highly undesirable, seriously violating the ...
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Design of a compact SOI polarization rotator for mid-IR application
... the mid-IR wavelength region that should be relatively easy to fabricate as no tapering is required and the whole structure can be made with a single ...
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Non silica microstructured optical fibers for mid IR supercontinuum generation from 2 µm 5 µm
... The resulting spectra are shown in Fig. 5 (b). At shorter wavelengths, there is minimal variation which is probably due to the steep dispersion profiles, which are inherent to the waveguide dispersion of small-core, ...
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Electrical Signal to Noise Ratio Enhancement in Detection of Mid IR Signals by Four Wave Mixing in As2S3 on LiNbO3 Waveguides
... (MCT) mid-IR detectors, the calculation indi- cated that, at room temperature, the indirect detection to mid-IR signals increased the electrical signal-to-noise ratio up to 67 ...
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Mid IR water and silicate relation in protoplanetary disks
... in IR water ...in mid-IR spectra are at ∼ 10 µm and ∼ 18 µm; the exact wavelength depends on the composition (Jäger et ...the mid- IR water ...the mid-IR water lines and ...
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New technologies for exoplanet detection with mid-IR interferometers
... at mid-infrared ...at mid-infrared wavelengths may be crucial to the success of TPF-I, and has been a focus of research at ...low-loss, mid-IR, single- mode spatial filters are not yet ...
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Design of Strain Engineered GeSn/GeSiSn Quantum Dots for Mid IR Direct Bandgap Emission on Si Substrate
... the mid-IR ...broad mid-IR range from 3 up to7 μ m opening new perspectives for group IV laser sources fully integrated in Si photonic systems for sensing ...
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Exciting surface plasmons with a Mid IR OPO
... All quantities which are dependent on the absolute value of reflectivity are less trustworthy the thickness of the layer, the imaginary part of the refractive index and thus the propagat[r] ...
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The mid-IR spatially resolved environment of OH 26.5+0.6 at maximum luminosity
... Most of the studies on OH / IR stars and OH 26.5 + 0.6 in par- ticular rely on interpretation of the observed variable Spectral Energy Distribution (SED) by comparing it to a synthetic SED, computed using a ...
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Mid-IR spectrometer for mobile, real-time urban NO2 measurements
... Finally, referencing our QCLAS measurements to a CLD (with a catalytic converter) despite its known cross sensitivities allows direct comparison to the measurements at the regulatory AQM[r] ...
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Mid IR Imaging and Multivariate Analysis of Dynamic Processes in Pharmaceutically Relevant Microparticles
... In the ATR im aging data, 25 kGy m icroparticle had exhibited a release profile that is betw een those obtained for 0 and 100 kGy irradiated m icroparticles how ever from U V -V is disso[r] ...
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Plastic fiber design for THz generation through wavelength translation
... In conclusion, we report a theoretical design of efficient fiber-based THz source by exploiting D-FWM process in a Teflon-based novel MC-DCPF. Our target was to employ commercially available high power ...
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