• Fourier-transform spectroscopy (FTS) is a measurement technique whereby spectra are collected based on measurements of the coherence of a radiative source...
    15 KB (1,889 words) - 05:20, 25 May 2025
  • Thumbnail for Fourier-transform infrared spectroscopy
    Fourier transform infrared spectroscopy (FTIR) is a technique used to obtain an infrared spectrum of absorption or emission of a solid, liquid, or gas...
    37 KB (4,802 words) - 21:24, 23 May 2025
  • Diffuse reflectance infrared Fourier transform spectroscopy (DRIFTS) is an infrared spectroscopy sampling technique used on powder samples without prior...
    2 KB (277 words) - 21:15, 10 May 2024
  • Thumbnail for Fourier transform
    In mathematics, the Fourier transform (FT) is an integral transform that takes a function as input then outputs another function that describes the extent...
    177 KB (21,313 words) - 02:31, 2 June 2025
  • transform Wavelet transform Fourier-transform spectroscopy Harmonic analysis List of transforms List of mathematic operators Bispectrum The Fourier series...
    7 KB (1,001 words) - 15:55, 27 May 2025
  • Thumbnail for Fourier analysis
    The decomposition process itself is called a Fourier transformation. Its output, the Fourier transform, is often given a more specific name, which depends...
    38 KB (4,788 words) - 15:31, 27 April 2025
  • of Fourier analysis topics and list of Fourier-related transforms, which are more directed towards the classical Fourier series and Fourier transform of...
    3 KB (202 words) - 12:10, 30 October 2023
  • Thumbnail for Nuclear magnetic resonance
    computers and the digital fast Fourier transform (FFT). Fourier methods can be applied to many types of spectroscopy. Richard R. Ernst was one of the...
    93 KB (11,871 words) - 14:30, 29 May 2025
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    Tiemann (April 2010). "The 1S+1S asymptote of Sr2 studied by Fourier-transform spectroscopy". The European Physical Journal D. 57 (2): 171–177. arXiv:1001...
    24 KB (3,472 words) - 15:50, 27 May 2025
  • Thumbnail for Spectroscopy
    Fourier-transform infrared spectroscopy is a common implementation of infrared spectroscopy. NMR also employs Fourier transforms. Gamma spectroscopy Hadron...
    44 KB (4,768 words) - 18:59, 23 May 2025
  • which Fourier inversion recovers a function from its Fourier transform Short-time Fourier transform or short-term Fourier transform (STFT), a Fourier transform...
    2 KB (369 words) - 02:23, 12 February 2025
  • Fourier-transform ion cyclotron resonance mass spectrometry is a type of mass analyzer (or mass spectrometer) for determining the mass-to-charge ratio...
    18 KB (2,264 words) - 06:36, 2 June 2025
  • absorption spectroscopy, the term diffuse reflectance is firmly entrenched, as in diffuse reflectance infrared Fourier transform spectroscopy (DRIFTS) and...
    37 KB (5,382 words) - 18:47, 23 May 2025
  • Thumbnail for Near-infrared spectroscopy
    calibration. Chemical imaging Fourier transform infrared spectroscopy Fourier transform spectroscopy Functional near-infrared spectroscopy (fNIR/fNIRS) Hyperspectral...
    31 KB (3,792 words) - 00:57, 26 February 2025
  • Thumbnail for Hadamard transform
    Hadamard transform (also known as the Walsh–Hadamard transform, Hadamard–Rademacher–Walsh transform, Walsh transform, or Walsh–Fourier transform) is an...
    32 KB (4,739 words) - 20:52, 29 May 2025
  • astronomer whose research led to the establishment of the Fourier transform infrared spectroscopy method, which was of major significance and laid the foundations...
    8 KB (648 words) - 10:50, 3 February 2025
  • Thumbnail for Interferometry
    highest-precision length measuring instruments in existence. In Fourier transform spectroscopy they are used to analyze light containing features of absorption...
    95 KB (10,987 words) - 13:53, 23 May 2025
  • Thumbnail for Ultraviolet–visible spectroscopy
    spectrophotometer – first UV–Vis instrument Fourier-transform spectroscopy Infrared spectroscopy and Raman spectroscopy are other common spectroscopic techniques...
    34 KB (4,440 words) - 01:30, 8 May 2025
  • Thumbnail for Geology applications of Fourier transform infrared spectroscopy
    Fourier transform infrared spectroscopy (FTIR) is a spectroscopic technique that has been used for analyzing the fundamental molecular structure of geological...
    27 KB (2,744 words) - 04:20, 12 May 2024
  • pioneer of Fourier transform spectroscopy. He was a world-leading expert in physical instrument design, numerical methods as applied to spectroscopy, and in...
    3 KB (273 words) - 19:11, 27 May 2025
  • Time stretch dispersive Fourier transform (TS-DFT), otherwise known as time-stretch transform (TST), temporal Fourier transform or photonic time-stretch...
    8 KB (1,000 words) - 15:58, 29 May 2025
  • studies ultra-high resolution spectroscopy using ultrashort pulses of light combined with Fourier-transform spectroscopy to reveal the fine chemistry of...
    7 KB (533 words) - 18:35, 27 March 2025
  • Thumbnail for Michelson interferometer
    operation of a Fourier transform spectrometer, which is essentially a Michelson interferometer with one movable mirror. (A practical Fourier transform spectrometer...
    36 KB (4,366 words) - 02:47, 25 May 2025
  • vary. Fourier Transform Incoherent Broadband Cavity Enhanced Spectroscopy (FT-IBBCEAS) is a variant of IBBCEAS which uses a Fourier transform spectrometer/photodiode...
    30 KB (3,720 words) - 12:55, 25 May 2025
  • the Fourier transform, used in the area of harmonic analysis Fourier–Deligne transform Fourier–Mukai transform Fourier inversion theorem Fourier integral...
    2 KB (267 words) - 11:51, 21 February 2023
  • diagnosis of disease; an example is Magnetic resonance imaging (MRI). Fourier transform infrared (FTIR) spectroscopic imaging is a form of chemical imaging...
    2 KB (149 words) - 07:37, 31 May 2024
  • Thumbnail for Fourier series
    Fourier transform Fast Fourier transform Fejér's theorem Fourier analysis Fourier inversion theorem Fourier sine and cosine series Fourier transform Gibbs...
    72 KB (11,152 words) - 06:54, 28 May 2025
  • Thumbnail for Nano-FTIR
    (nanoscale Fourier transform infrared spectroscopy) is a scanning probe technique that utilizes as a combination of two techniques: Fourier transform infrared...
    51 KB (6,281 words) - 22:03, 22 May 2025
  • Thumbnail for Steven Cundiff
    Interactions in Semiconductors Probed by Optical Two-Dimensional Fourier Transform Spectroscopy". Physical Review Letters. 96 (5): 057406. Bibcode:2006PhRvL...
    10 KB (965 words) - 22:35, 7 May 2025
  • Thumbnail for Infrared spectroscopy
    of thousands of reference spectra held in storage. Fourier transform infrared (FTIR) spectroscopy is a measurement technique that allows one to record...
    53 KB (5,943 words) - 18:48, 22 May 2025