mid-infrared laser sources
Review of mid infrared mode locked laser sources in the 2.0 μ m 3.5 μ m spectral region
... C. Mid-IR spectroscopy The development of ultrafast mid-IR laser sources significantly advances progress in mid-IR spectroscopy, especially ultrafast mid-IR spectroscopy, which ...
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Middle-infrared laser sources
... that mid-infrared lasers are now used, and are considered for use, in several ...Directed Infrared Counter Measures (DIRCM), providing protection for aircraft from anti-aircraft ...missiles. ...
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Active Hyperspectral Mid-Infrared Imaging Based on Widely Tunable QCL Laser
... light sources such as MIR quantum cascade laser (QCL) allows us to propose an active hyperspectral imaging with a small wavelength separation unit between each ...
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Sensitivity Advantage of QCL Tunable-Laser Mid-Infrared Spectroscopy over FTIR Spectroscopy
... Because our EC-QCL gain chip is pulsed, we can gain an insight into these factors by considering the time-resolved intensity and emission spectrum in a single laser pulse. Figure 7 shows build up of optical power ...
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Study of mid infrared laser action in chalcogenide rare earth doped glass with Dy3+, Pr3+ and Tb3+
... lasers,” Laser Phys. 20(3), 622–634 (2010). 1. Introduction Mid-infrared light sources are among the most intensively developed photonic devices in recent ...ideal mid-infrared ...
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Mid-infrared quantum cascade lasers
... 3.4 Summary Quantum-cascade lasers are semiconductor laser sources whose optical transitions are between different subbands of the conduction band of a semiconductor heterostructure. Because of their ...
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Innovative mid infrared detector concepts
... During the past years, the development of novel laser concepts such as interband cascade lasers (ICLs) and quantum cascade lasers (QCLs) has driven a continuous optimization of MIR laser sources. On ...
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Mid infrared lasing induced by noise
... pumping; infrared lasing; noise-induced ordering; coherence ...Introduction Infrared emitting laser diodes (LDs) have a growing number of ...the laser: the intensity of the radiation decreases ...
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BROADBAND MID-INFRARED SOLID-STATE LASERS
... The mid-infrared (mid-IR) wavelength range, which is also often called a “molecular fingerprint” region, and in particular, the range between 2 and 5 µm is characterized by the presence of the strong ...
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Femtosecond optical parametric oscillators for the mid infrared
... thin plane substrate. Such a mirror would not interfere with the pump beam focusing, and would not be affected by thermal changes in the crystal. 5.7.2 Conclusions A femtosecond OPO based on a semi-monolithic crystal has ...
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Spitzer mid-infrared point sources in the fields of nearby galaxies.
... 2015c to our Table 1). Second, a greater distance to a particular galaxy will mean fewer detected point sources, as is the case with NGC 7793 (at a distance of ∼ 4.1 Mpc) in Khan et al. (2015c). The last main ...
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Mid-infrared laser diode performance and suppression of auger loss.
... Chapter 3 Experimental Development 3 .1 I n t r o d u c t i o n Working in the MIR spectral range presents a whole host of problems and difficulties which need to be addressed or sometimes just tolerated. Experiments in ...
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Mid Infrared Pulsed Laser Lithotripsy with a Tunable Laser Using Difference Frequency Generation
... a mid-infrared tunable pulsed laser using difference-frequency generation ...their infrared absorption ...The mid-infrared laser tunable within a wavelength range of ...
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Synchrotron Infrared Microscopy Analysis of Amyloid Fibrils Irradiated by Mid Infrared Free Electron Laser
... free-electron laser (FEL) tuned to mid-infrared frequencies to induce dissociation of the aggregates into monomer ...Synchrotron-radiation infrared microscopy (SR-IRM) is a powerful tool for ...
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Tomographic Laser Absorption Imaging of Combustion Gases in the Mid-wave Infrared
... linewidth mid-infrared lasers were used to measure absorption profiles of C 2 H 6 , CO, and CO 2 , respectively, in the radial and vertical directions to characterize the thermochemical structure of a ...
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Quantum cascade laser-based mid-infrared spectrochemical imaging of tissue and biofluids
... throughput multiplexed screening of large patient populations is still lacking. One route toward this goal could be the rapid infrared imaging of biofluid spots that have been prepared in a patient orientated grid ...
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An embedded control and display system for a laser based mid infrared hyperspectral imager
... stray infrared radiation from hot objects, laboratory lights and pump and signal fields that are leaked through OPO output ...diode laser and detector TD are employed in order to trigger the image ...
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Reaction Monitoring Using Mid-Infrared Laser-Based Vibrational Circular Dichroism
... In this study, we demonstrate the monitoring of a chemical reaction by observing time- dependent changes of VCD signals over time. We recorded time-dependent VCD spectra with a QCL-based setup. The strong light source ...
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Design, Fabrication and Characterization of Mid-Infrared Strip Waveguide for Laser Spectroscopy in Liquid Environments
... near infrared range for light wave transfer between two fibers, a fiber and a waveguide, a fiber and a semiconductor laser, or between a waveguide and a semiconductor ...semiconductor laser, the mode ...
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Sensitivity advantage of QCL tunable-laser mid-infrared spectroscopy over FTIR spectroscopy
... NIR laser gain chips with a broad bandwidth out of semiconductor heterostructure material, because the amplification process is generated by interband transitions, the energy of which is determined by the ...the ...
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