News tagged with fourier transform

A new dimension in chemical nanoimaging

Researchers report the development of hyperspectral infrared nanoimaging based on Fourier transform infrared nanospectroscopy (nano-FTIR), enabling highly sensitive spectroscopic imaging of chemical compositions with nanoscale ...

dateFeb 23, 2017 in Nanophysics
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Wavelets improve medical imaging

An approach to converting the data from MRI (magnetic resonance imaging) machines, mammograms and other medical equipment gives doctors a much clearer picture of your insides and a chance to detect disease and other problems ...

dateSep 11, 2015 in Engineering
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From pomegranate peel to nanoparticles

Food waste is a growing problem in many parts of the world, but discarded fruit peel, in the case of pomegranates, could be put to good use in the burgeoning field of nanotechnology according to research published in the ...

dateJun 19, 2012 in Nanomaterials
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The faster-than-fast Fourier transform

The Fourier transform is one of the most fundamental concepts in the information sciences. It’s a method for representing an irregular signal — such as the voltage fluctuations in the wire that connects an MP3 ...

dateJan 18, 2012 in Mathematics
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