Matches in DBpedia 2015-10 for { <http://dbpedia.org/resource/Interband_cascade_laser> ?p ?o }
- Interband_cascade_laser abstract "Interband cascade lasers (ICLs) are a type of laser diode that can produce coherent radiation over a large part of the mid-infrared region of the electromagnetic spectrum. They are fabricated from epitaxially-grown semiconductor heterostructures composed of layers of indium arsenide (InAs), gallium antimonide (GaSb), aluminum antimonide (AlSb), and related alloys. These lasers are similar to quantum cascade lasers (QCLs) in several ways. Like QCLs, ICLs employ the concept of bandstructure engineering to achieve an optimized laser design and reuse injected electrons to emit multiple photons. However, in ICLs, photons are generated with interband transitions, rather than the intersubband transitions used in QCLs. Consequently, the rate at which the carriers injected into the upper laser subband thermally relax to the lower subband is determined by interband Auger, radiative, and Shockley-Read carrier recombination. These processes typically occur on a much slower time scale than the longitudinal optical phonon interactions that mediates the intersubband relaxation of injected electrons in mid-IR QCLs. The use of interband transitions allows laser action in ICLs to be achieved at lower electrical input powers than is possible with QCLs.The basic concept of an ICL was proposed by Rui Q. Yang in 1994. The key insight he had was that the incorporation of a type-II heterostructure similar to those used in interband resonant tunneling diodes would facilitate the possibility of cascade lasers that use interband transitions for photon generation. Further improvement to the design and development of the technology was carried out by Yang and his collaborators at several institutions, as well as by groups at the Naval Research Laboratory and other institutions. ICLs lasing in continuous wave (cw) mode at room temperature were first demonstrated in 2008. This laser had an emission wavelength of 3.75 μm. Subsequently, cw operation of ICLs at room temperature has been demonstrated with emission wavelengths ranging from 2.9 μm to 5.7 μm. ICLs at cooler temperatures have been demonstrated with emission wavelengths between 2.7 μm to 10.4 μm. ICLs operating in cw mode at ambient temperature are able to achieve lasing at much lower input powers than competing mid-IR semiconductor laser technologies.".
- Interband_cascade_laser thumbnail 6point1FamilyOfMaterials.jpg?width=300.
- Interband_cascade_laser wikiPageExternalLink news-tunable-laser-spectrometer.php.
- Interband_cascade_laser wikiPageID "37769853".
- Interband_cascade_laser wikiPageLength "20674".
- Interband_cascade_laser wikiPageOutDegree "72".
- Interband_cascade_laser wikiPageRevisionID "676639398".
- Interband_cascade_laser wikiPageWikiLink Active_laser_medium.
- Interband_cascade_laser wikiPageWikiLink Aluminium_antimonide.
- Interband_cascade_laser wikiPageWikiLink Aluminum_antimonide.
- Interband_cascade_laser wikiPageWikiLink Ambient_temperature.
- Interband_cascade_laser wikiPageWikiLink Band_gap.
- Interband_cascade_laser wikiPageWikiLink Bandgap.
- Interband_cascade_laser wikiPageWikiLink Carrier_generation_and_recombination.
- Interband_cascade_laser wikiPageWikiLink Category:American_inventions.
- Interband_cascade_laser wikiPageWikiLink Category:Canadian_inventions.
- Interband_cascade_laser wikiPageWikiLink Category:Semiconductor_devices.
- Interband_cascade_laser wikiPageWikiLink Category:Semiconductor_lasers.
- Interband_cascade_laser wikiPageWikiLink Cladding_(fiber_optics).
- Interband_cascade_laser wikiPageWikiLink Coherent_radiation.
- Interband_cascade_laser wikiPageWikiLink Conduction_band.
- Interband_cascade_laser wikiPageWikiLink Continuous_wave.
- Interband_cascade_laser wikiPageWikiLink Copper.
- Interband_cascade_laser wikiPageWikiLink Curiosity_(rover).
- Interband_cascade_laser wikiPageWikiLink Curiosity_rover.
- Interband_cascade_laser wikiPageWikiLink Deformation_(mechanics).
- Interband_cascade_laser wikiPageWikiLink Dielectric_breakdown.
- Interband_cascade_laser wikiPageWikiLink Diffraction-limited_system.
- Interband_cascade_laser wikiPageWikiLink Diffraction_limit.
- Interband_cascade_laser wikiPageWikiLink Distributed_feedback_laser.
- Interband_cascade_laser wikiPageWikiLink Doping_(semiconductor).
- Interband_cascade_laser wikiPageWikiLink Drude_model.
- Interband_cascade_laser wikiPageWikiLink Electric_current.
- Interband_cascade_laser wikiPageWikiLink Electric_field.
- Interband_cascade_laser wikiPageWikiLink Electric_fields.
- Interband_cascade_laser wikiPageWikiLink Electrical_breakdown.
- Interband_cascade_laser wikiPageWikiLink Electromagnetic_spectrum.
- Interband_cascade_laser wikiPageWikiLink Electron.
- Interband_cascade_laser wikiPageWikiLink Electron_hole.
- Interband_cascade_laser wikiPageWikiLink Electrons.
- Interband_cascade_laser wikiPageWikiLink Epitaxially.
- Interband_cascade_laser wikiPageWikiLink Epitaxy.
- Interband_cascade_laser wikiPageWikiLink File:ICLCasadeStageSchematic.tif.
- Interband_cascade_laser wikiPageWikiLink File:ICLWiki-ILCurves.tif.
- Interband_cascade_laser wikiPageWikiLink Free_carrier_absorption.
- Interband_cascade_laser wikiPageWikiLink Gallium_antimonide.
- Interband_cascade_laser wikiPageWikiLink Greenhouse_gas.
- Interband_cascade_laser wikiPageWikiLink Greenhouse_gases.
- Interband_cascade_laser wikiPageWikiLink Heat.
- Interband_cascade_laser wikiPageWikiLink Heat_sink.
- Interband_cascade_laser wikiPageWikiLink Indium_arsenide.
- Interband_cascade_laser wikiPageWikiLink Infrared.
- Interband_cascade_laser wikiPageWikiLink Infrared_window.
- Interband_cascade_laser wikiPageWikiLink Intersubband_polariton.
- Interband_cascade_laser wikiPageWikiLink Intersubband_transitions.
- Interband_cascade_laser wikiPageWikiLink Jet_Propulsion_Laboratory.
- Interband_cascade_laser wikiPageWikiLink Laser.
- Interband_cascade_laser wikiPageWikiLink Laser_diode.
- Interband_cascade_laser wikiPageWikiLink Metal.
- Interband_cascade_laser wikiPageWikiLink Methane.
- Interband_cascade_laser wikiPageWikiLink Mid-infrared.
- Interband_cascade_laser wikiPageWikiLink Molecular_beam_epitaxy.
- Interband_cascade_laser wikiPageWikiLink Molecule.
- Interband_cascade_laser wikiPageWikiLink Molecules.
- Interband_cascade_laser wikiPageWikiLink NASA_Jet_Propulsion_Laboratory.
- Interband_cascade_laser wikiPageWikiLink Naval_Research_Laboratory.
- Interband_cascade_laser wikiPageWikiLink Optical_cavity.
- Interband_cascade_laser wikiPageWikiLink Optical_modes.
- Interband_cascade_laser wikiPageWikiLink Optical_resonator.
- Interband_cascade_laser wikiPageWikiLink Optical_waveguide.
- Interband_cascade_laser wikiPageWikiLink P-n_junction.
- Interband_cascade_laser wikiPageWikiLink Phonon.
- Interband_cascade_laser wikiPageWikiLink Photon.
- Interband_cascade_laser wikiPageWikiLink Photons.
- Interband_cascade_laser wikiPageWikiLink P–n_junction.
- Interband_cascade_laser wikiPageWikiLink Quantum_Cascade_Laser.
- Interband_cascade_laser wikiPageWikiLink Quantum_cascade_laser.
- Interband_cascade_laser wikiPageWikiLink Quantum_cascade_lasers.
- Interband_cascade_laser wikiPageWikiLink Quantum_tunneling.
- Interband_cascade_laser wikiPageWikiLink Quantum_tunnelling.
- Interband_cascade_laser wikiPageWikiLink Quantum_well.
- Interband_cascade_laser wikiPageWikiLink Quantum_well_laser.
- Interband_cascade_laser wikiPageWikiLink Resonance.
- Interband_cascade_laser wikiPageWikiLink Resonances.
- Interband_cascade_laser wikiPageWikiLink Resonant-tunneling_diode.
- Interband_cascade_laser wikiPageWikiLink Room_temperature.
- Interband_cascade_laser wikiPageWikiLink Scattering.
- Interband_cascade_laser wikiPageWikiLink Semiconductor.
- Interband_cascade_laser wikiPageWikiLink Series_and_parallel_circuits.
- Interband_cascade_laser wikiPageWikiLink Series_resistance.
- Interband_cascade_laser wikiPageWikiLink Si.
- Interband_cascade_laser wikiPageWikiLink Spectroscopic.
- Interband_cascade_laser wikiPageWikiLink Spectroscopy.
- Interband_cascade_laser wikiPageWikiLink Superlattice.
- Interband_cascade_laser wikiPageWikiLink Superlattices.
- Interband_cascade_laser wikiPageWikiLink Thermal_conductivity.
- Interband_cascade_laser wikiPageWikiLink Transverse_mode.
- Interband_cascade_laser wikiPageWikiLink Tunable_diode_laser_absorption_spectroscopy.
- Interband_cascade_laser wikiPageWikiLink United_States_Naval_Research_Laboratory.
- Interband_cascade_laser wikiPageWikiLink Valence_and_conduction_bands.