PPT-FOURIER TRANSFORM INFRARED SPECTROSCOPY

Seda Yerli 20824388 Serap Sunatepe 20824245 Gonca Çalışkan 20823894 Beytepe Ankara 12042012 OUTLINE History of IR Radiation and FTIR General Information about IR . User Spectra 1cm 5000 6000 7000 8000 9000 025 000 025 050 075 100048 Ethanol 96 139492 Ethanol absolut 021687 Triethanolamin Isoprop 119866 Propylenglykol 140273 Triethylcitrat Citroflex 2 Example spectra Kombin CH 1O NH OH 1O CH 2O Advantages Liqu Like the Fourier transform a constant Q transform is a bank of 57356lters but in contrast to the former it has geometrically spaced center frequencies 0 where dictates the number of 57356lters per octave To make the 57356lter domains adjectant one has been the world leader in supplying cooled Infrared bolometers since 1967 K Composite Silicon Bolometer Systems are designed for a wide range of 5760257737577375771157693576165760257759577255771857744573475764057740577255771757347 577255778157740 Fourier Series Vs. Fourier Transform. We use Fourier Series to represent periodic signals. We will use Fourier Transform to represent non-period signal.. Increase T. o. . to. infinity. (periodic). aperiodic. Keywords. : infrared, radiation, absorption. , spectroscopy. • State that absorption of infrared radiation causes covalent bonds to vibrate.. • Identify absorption peaks in an infrared spectrum.. - . Solving the . Diffusion Equation. Joseph Fourier. The Heat Equation. Fourier, Joseph (1822). . Théorie. . analytique. de la . chaleur. The heat equation is for temperature what the diffusion equation is for solutes. John Dickey. University of Tasmania. Including slides from . Bob Watson. Synthesis Imaging School -- Narrabri, Sept. 2014. Outline. One dimensional functions. Fourier Series equations and examples. Fourier Transform examples and principles. Continues Fourier Transform - 2D. Fourier Properties. Convolution . Theorem. Image Processing. Fourier Transform 2D. The 2D Discrete Fourier Transform. For an image. f(x,y) x=0..N-1, y=0..M-1, . there are two-indices basis functions. 2. C. DANIEL WITSCH, VOLKER LUTTER, GUIDO W. FUCHS, . THOMAS GIESEN. Institute of Physics, University of Kassel, Germany. JÜRGEN GAUSS,. Institut. . für. . Physikalische. . Chemie. , Universität Mainz, Germany. 4.1 DFT . . In practice the Fourier components of data are obtained by digital computation rather than by . analog. processing. . The . analog. values have to be sampled at regular intervals and the sample values are converted to a digital binary representation by using ADC. . Data Compression. By Joseph . Gehring. What is a Fourier Transform?. From Simple Wikipedia:. “A.  . Fourier transform.  is a . math function.  that makes a sometimes less useful function into another more useful function. 2. Π. -X. 2. Σ. . System of Ca. H and CaD. R.S. RAM, K. TERESZCHUK, I. GORDON. 1. , . K.A. WALKER. 2. and P. F. BERNATH. Department of Chemistry, University of York, Heslington, York YO10 5DD, UK.. Spectroscopy & Structure. All spectroscopic techniques are used in two ways:. To prove that two compounds are identical. A compound’s spectra are unique to that compound. To help establish the structure of a new compound. Department of Biological Sciences. National University of Singapore. http://. www.cs.ucdavis.edu. /~. koehl. /Teaching/BL5229. koehl. @. cs.ucdavis.edu. Fourier analysis: the dial tone phone. We use Fourier analysis everyday…without knowing it! A dial tone.