The far
infrared spectra of the atmosphere have a very complicated structure that required an understanding of quantum mechanics...
The APOGEE survey has obtained high - resolution
infrared spectra of more than 100,000 stars.
We have studied age dependent features in optical and near -
infrared spectra of candidate members to the cluster (such as alkali lines and accretion associated indicators).
A comparison of
infrared spectra of modern biofilms with modern collagen and fossil bone coatings suggests that modern biofilms share a closer molecular make - up than modern collagen to the coatings from fossil bones.
Rieke's plans for JWST investigations include imaging nearby debris disks deeply enough to detect young ice giant planets to understand how they sculpt debris disks, and obtaining multiple epoch
infrared spectra of variable disks.
Measurements from the shepherding spacecraft detected the presence of water in
the infrared spectra of the plume.
Astronomers Solange Ramírez and Deokkeun An of the California Institute of Technology in Pasadena analyzed
infrared spectra of the galactic center taken by Spitzer, one of NASA's space - based telescopes.
Briony Horgan and Jim Bell of Arizona State University in Tempe analysed near -
infrared spectra of the regions, gathered by the Mars Express orbiter.
«We could measure
infrared spectra of even single ferritin particles.
With sharper tips and improved antenna function, we also hope to obtain
infrared spectra of single proteins in the future.
In order to demonstrate the versatility of nano - FTIR for nanoscale - resolved protein spectroscopy, the researchers measured
infrared spectra of single viruses, ferritin complexes, purple membranes and insulin fibrils.
A comparison of
infrared spectra of modern biofilms with modern collagen and fossil bone coatings suggests that modern biofilms share a closer molecular make - up than modern collagen to the coatings from fossil bones.
At an American Astronomical Society meeting in Puerto Rico last week, Humberto Campins of the University of Central Florida in Orlando and colleagues reported finding signs of water ice in
the infrared spectrum of asteroid 24 Themis.
Now, a team led by astronomers at UC Santa Cruz has succeeded in obtaining
an infrared spectrum of WISE 0855 using the Gemini North telescope in Hawaii, providing the first details of the object's composition and chemistry.
Not a symphony, perhaps, but a melodic array of notes and chords — not as background music, but describing
the infrared spectrum of an unknown chemical compound.
On February 21, 2007, another team of astronomers announced that they had taken
an infrared spectrum of the planet with the Spitzer Space Telescope (SSC news release; and CfA press release — more below).
«The originality of the instrument and technique lies in its ability to provide information about a material's chemical composition in the broad
infrared spectrum of the chemical composition while showing the morphology of a material's interior and exterior with nanoscale — a billionth of a meter — resolution,» Passian said.
NTT + SOFI, ESO Larger illustration of near -
infrared spectrum of the brown dwarf's atmosphere.
Most of the rest of
the infrared spectrum of wavelengths are unaffected.
Not exact matches
A more accurate method
of discerning the degree involves measuring the reflected light illuminated with a light source in the near -
infrared spectrum.
Rather than dangerous X-rays, however, the chip beams out waves in the harmless terahertz frequency, a little - used portion
of the electromagnetic
spectrum between microwaves and far -
infrared.
Just as your eyes can see visible light but not radio waves or x-rays, Webb's vision is tuned for the
infrared — a portion
of the
spectrum ideal for studying ancient stars and galaxies, but where oxygen's barcode - like absorption lines are rather slight and sparse.
If all goes well, the shape
of the light wave at the end will allow the team to calculate the sun's
infrared spectrum.
[6] Cosmic -
infrared background radiation, similar to the more famous cosmic microwave background, is a faint glow in the
infrared part
of the
spectrum that appears to come from all directions in space.
As they are opaque to visible light it is difficult for astronomers to observe their inner workings, and so other tools are needed to unveil their secrets — observations in the
infrared or in the submillimetre parts
of the
spectrum, for example, where the dust clouds, only a few degrees over absolute zero, appear bright.
Combining high resolution images and
infrared spectra collected during the probe's approach, a team
of nearly two dozen scientists pinpointed three patches
of water ice on the surface
of the comet's «upper» half.
In the hope that this analysis can become even more exact, the laser physicists from the Laboratory
of Attosecond Physics at Ludwig - Maximilians - Universitaet (LMU) in Munich and the Max Planck Institute for Quantum Optics have developed an
infrared light source that has an enormously broad
spectrum of wavelengths.
In a greenhouse sunlight — which is made up
of different wavelengths, some
of which are in the visible and
infrared spectrum — shines through the transparent glass or plastic roof and walls.
The analysis
of light
spectrums after interactions with material with
infrared spectroscopy and microscopy allows the more precise and accurate conceptualization
of research methods.
It absorbs sunlight in the red and
infrared parts
of the
spectrum and could be harnessed to boost the efficiency
of solar cells.
Today, PV cells can achieve efficiency rates over 44 percent by combining layers
of different elements (gallium, germanium and indium, among others) that together generate electricity from across the
spectrum, from ultraviolet to
infrared radiation.
These results are consistent with the idea that semiconducting carbon nanotubes are able to expand the light capture by plant materials to other parts
of the solar
spectrum such as the green, near
infrared and ultraviolet.
The last
of the Great Observatories, now bearing the dreary moniker
of Space
Infrared Telescope Facility (SIRTF), aims to tackle the other end
of the
spectrum.
When the Webb launches in 2018, its gear will include a folding mirror and instruments that will work in the
infrared range
of the electromagnetic
spectrum to reveal the universe's oldest galaxies.
In all that time, they have failed to pin down exactly what that world's surface is made
of, in large part because the key wavelengths
of light they need for definitive detections are in the
infrared, a region
of the
spectrum mostly blocked by Earth's atmosphere.
Armed with data from Dawn's Visible and
Infrared Mapping Spectrometer, De Sanctis and colleagues examined a broad range of spectra for the entire Cereian surface, including the crucial infrared wave
Infrared Mapping Spectrometer, De Sanctis and colleagues examined a broad range
of spectra for the entire Cereian surface, including the crucial
infrared wave
infrared wavelengths.
Infrared rays collected by the mirror bounce to one of three instruments: an imaging camera, a spectrograph that breaks up infrared light into its constituent wavelengths (creating an infrared rainbow), and a combined camera - spectrograph that studies a somewhat different part of the infrared spectrum than the ot
Infrared rays collected by the mirror bounce to one
of three instruments: an imaging camera, a spectrograph that breaks up
infrared light into its constituent wavelengths (creating an infrared rainbow), and a combined camera - spectrograph that studies a somewhat different part of the infrared spectrum than the ot
infrared light into its constituent wavelengths (creating an
infrared rainbow), and a combined camera - spectrograph that studies a somewhat different part of the infrared spectrum than the ot
infrared rainbow), and a combined camera - spectrograph that studies a somewhat different part
of the
infrared spectrum than the ot
infrared spectrum than the other two.
The scientists found that light reemerged from the film at a tight range
of frequencies in the
infrared portion
of the
spectrum.
For example, plain gold nanorods
of different lengths may allow effective plasmonic absorption in the near -
infrared range for use in solar energy conversion with improved harvesting
of solar
spectrum.
The
infrared spectra record the chemical composition
of each sample, including the amount
of polyphenols, micronutrients with high antioxidant properties.
As this light travels across the cosmos, it becomes stretched due to the expansion
of the Universe, so by the time it arrives at Earth, the far -
infrared light has shifted to the submillimeter / millimeter portion
of the
spectrum.
AzTEC - 3, which is located in the direction
of the constellation Sextans, is what astronomers refer to as a submillimeter galaxy, since it shines brightly in that portion
of the
spectrum, but is remarkably dim at optical and
infrared wavelengths.
You can repeat William Herschel's experiment to show the existence
of infrared radiation, examine the
spectra of hot gases (identify the «mystery gas») and watch subatomic particles leave vapour trails in a cloud chamber.
Most research done with microwaves can not be generalized to the
infrared or the visible parts
of the
spectrum.
Padilla hopes to use engineered materials to investigate what he calls «the last unexplored region
of the electromagnetic
spectrum» — the T - ray, or terahertz, region — positioned between the
infrared and microwave bands, at a frequency
of a trillion cycles a second.
The paint sample produces an
infrared spectrum (bottom) with peaks that correspond to the chemical fingerprint
of azurite.
In SHP, researchers record spatially resolved vibration
spectra of a tissue using either an
infrared or a Raman microscope.
Above ground, an
infrared laser carries out a sweep
of an area looking for the
spectra of target gas molecules.
T - rays, or terahertz radiation, lie between the
infrared and microwave swaths
of the electromagnetic
spectrum.
NESSI will be able to see a wide range
of wavelengths in the near -
infrared region
of the light
spectrum.