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Showing 1 to 20 of 73 for “"infrared radiation"”.
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Surface-Enhanced Spectroelectrochemistry using Synchrotron Infrared Radiation
… to perform surface-sensitive, time-resolved infrared measurements in the milli- to microsecond regime. I will make the case that an infrared spectroelectrochemical technique, namely attenuated total reflectance surface-enhanced infrared absorption spectroscopy (ATR-SEIRAS), is applicable …
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Infrared Radiation of Metal Oxidation Chemical Reaction Flames
… examined for their stimulated and spontaneous infrared radiative properties. Various thermodynamic, spectroscopic, and thermochemical parameters for the reaction product salt vapors have been calculated in order to characterize energy transfer mechanisms and radiative emissions. Infrared …
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Electrooptic modulation of infrared radiation in planar cadmium sulphide waveguides
Abstract available p. 6-7
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Far-infrared radiation response of antenna-coupled quantum-effect devices
Thesis (Ph. D.)--Massachusetts Institute of Technology, Dept. of Electrical Engineering and Computer Science, 1995.
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Infrared radiation profiles of a hypersonic glide vehicle during re-entry
Submission published under a 24 month embargo labeled 'U of I Access', the embargo will last until 2025-05-01
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Frequency Selective Detection of Infrared Radiation in Uncooled Optical Nano-Antenna Array
Mid-infrared (mid-IR) detection and imaging over atmospheric transparent 3-5 μm and 8-12 μm bands are increasingly becoming important for various space, defense and civilian applications. Various kinds of microbolometers offer uncooled detection of IR radiation. However, broadband absorption of …
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Birds/Bats Motion Tracking with Infrared Radiation Camera for Wind Farm Applications
This study aims to design a robust and efficient monitoring system for analyzing the bird migration data for wind farm applications. This system is able to process thermal image sequence data and output accurate results suitable for interpretation by wild life biologists. An IR video processing …
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Transmission of Far-Infrared-Radiation Through Thin Films of Superconducting Amorphous Bismuth and Gallium
Made available in DSpace on 2015-05-12T21:41:54Z (GMT). No. of bitstreams: 2 license.txt: 4848 bytes, checksum: 96035ab3f5e1c23cc7138a224ce498bd (MD5) 7013342.PDF: 3174417 bytes, checksum: d6fedbbc18a7f6884f04b0c3ef499ac7 (MD5) Previous issue date: 1969
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A Study of High Intensity Near Infrared Radiation as Energy Source for Freeze Drying
Made available in DSpace on 2014-12-09T14:36:55Z (GMT). No. of bitstreams: 1 6612298.pdf: 5630974 bytes, checksum: 12a5592117d0cb2558077466c65a4b4d (MD5) Previous issue date: 1966
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Transmission of far infrared radiation through thin films of superconducting amorphous bismuth and gallium
The ratio Ts /Tn of the far infrared radiation transmitted through a thin film in the superconducting state to that transmitted through it in the normal state has been measured for several samples of amorphous bismuth and gallium. The transition temperature Tc of each film was also measured. …
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Methods for time-resolved cryo-EM using pulsed infrared radiation and vapour phase deposition
… of the water in cryo-EM specimens using pulsed infrared radiation. I demonstrate rapid melting and revitrification, and I show that it is possible to determine high spatial resolution structures of proteins from cryo-EM specimens that have been melted and revitrified using 3 μm laser pulses. I …
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Environmental errors in use of the airborne infrared radiation thermometer to measure sea-surface temperature
An airborne infrared radiation thermometer (IRT) used to measure the sea-surface temperature is described, and the basic radiation principles on which the operation of the instrument depends are discussed. The environmental factors which may tend to introduce errors into the measurement of …
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Application of Far Infrared Radiation and Ethanol Vapor as Alternative Treatment Methods for Reduction of Salmonella enterica Tennessee in Dried, Ground Spices
… ethylene oxide, pasteurization with ionizing radiation, or steam treatment. However, these treatments exhibit flaws pertaining to consumer preference, regulatory issues, and quality degradation. In this study, two novel treatments were evaluated for reduction of Salmonella enterica Tennessee: …
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Internal and External Vibrations of Weakly Bound Molecular Complexes: Infrared Spectroscopy and Vibrational Analysis
Infrared vibrational predissociation spectroscopy has been used to study the internal (intramolecular) and external (intermolecular) vibrations of weakly bound molecular complexes in a molecular beam apparatus. The apparatus features a continuous supersonic expansion source and mass selective …
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Antenna-coupled Infrared And Millimeter-wave Detectors: Fabrication, Measurement And Optimization
… provide uncooled, cost-effective solutions for infrared and millimeter-wave imaging. This work describes the design, fabrication, measurement, and optimization of several types of antenna-coupled detectors for LWIR (8 - 12 µm) and 94 GHz radiation. Two types of millimeter-wave …
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Drying Oils Treated by Irradiation as Coatings for Biobased Films
… be safe for food related applications. Gamma radiation is known to promote the formation of free radicals which is an essential step in oil autoxidation. Thus, the objectives of this work were: (1) to investigate the effect of oil pre-treatment with gamma radiation on the drying rate of …
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Solid fuel ramjet infrared signature
… ratio (Ø) and fuel composition on the infrared signature of solid fueled ramjets (SFRJ). Solid fuels investigated were Plexiglas, HTPB, and HTPB with aluminum, silicon, boron carbide, and/or magnesium. They were tested at chamber pressures of 80-170 psia and with equivalence ratios …
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Raman-based measurements of greenhouse activity of combustion flue gases
Gases that are capable of absorbing and emitting infrared radiation due to their molecular structure are known as infrared active gases. Infrared activity is the underlying reason for the greenhouse effect. Hence, greenhouse gases are all infrared active. The vibrational/rotational structure that …
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Development of an infrared gaseous radiation band model based on NASA SP-3080 for computational fluid dynamic code validation applications
The increased use of infrared imaging as a flow visualization technique and as a validation technique for computational fluid dynamics (CFD) codes has led to an in-depth study of infrared band models. The ability to create fast and accurate images of airframe and plume infrared emissions often …
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Satellite-based detection of contrails using deep learning
… clouds form behind aircraft and trap outgoing infrared radiation, leading to a warming effect [12, 3, 28, 40, 3]. With aviation forecast to contribute up to 15% of total anthropogenic warming by 2050 [18], an accurate estimate of total contrail-attributable warming is required. Automated …
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