Sentences with phrase «raman spectra»
Raman spectra consist of sharp bands whose position and height are characteristic of the specific molecule in the sample.
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«Raman spectroscopy is heavily based on theory for interpretation and assignment of the observed Raman spectra, especially for new materials that have never before been measured,» Puretzky said.
«We are the first to show that low - frequency Raman spectra can be used as fingerprints to characterize the relative layer stacking in semiconducting 2D materials.»
She investigated and helped explain the fundamental interactions between electrons and phonons in nanostructures, and by the year 2000 was able to isolate the Raman spectra from individual nanotubes.
Diameter selective resonance enhancement led to the observation of Raman spectra from one single nanotube.
The high - speed data acquisition allows for example the measurement and recording of over 1,300 Raman spectra in only one second.
That scattered light can be detected in the form of a Raman spectrum, which serves almost as a fingerprint for every Raman - active irradiated system.
«Each structure displays a very characteristic pattern in the Raman spectrum,» Miranda said.
«We conclude that 3D and 2D FePS3 have the same signature of the phase transition visible in the Raman spectrum.»
Raman spectrum is enhanced the most when the target molecule is situated at the center of Au nanoparticles in valley of crumpled graphene as depicted in inset.
Not exact matches
In SHP, researchers record spatially resolved vibration spectra of a tissue using either an infrared or a Raman microscope.