05433nam 22006734a 450 99620599630331620170815112413.01-281-32014-597866113201400-470-98854-10-470-99412-6(CKB)1000000000410227(EBL)351450(OCoLC)437218699(SSID)ssj0000249629(PQKBManifestationID)11196052(PQKBTitleCode)TC0000249629(PQKBWorkID)10227301(PQKB)11494740(MiAaPQ)EBC351450(PPN)140017380(EXLCZ)99100000000041022720050331d2005 uy 0engur|n|---|||||txtccrSpectrochemical analysis using infrared multichannel detectors[electronic resource] /edited by Rohit Bhargava and Ira LevinAmes, Iowa Blackwell Pub.c20051 online resource (326 p.)Sheffield Analytical Chemistry SeriesDescription based upon print version of record.1-4051-2504-7 Includes bibliographical references and index.Spectrochemical Analysis using Infrared Multichannel Detectors; Contents; Contributors; Preface; 1 Fourier transform mid-infrared spectroscopic imaging; 1.1 Introduction; 1.2 Fundamentals of FTIR spectroscopy; 1.2.1 Interferometer characteristics; 1.3 FTIR microspectroscopy using a single-element detector; 1.3.1 IR microscopes and point spectroscopy; 1.3.2 FTIR mapping; 1.3.3 Limitations of FTIR point mapping; 1.4 FTIR imaging with multichannel detectors; 1.4.1 Imaging with large format array detectors; 1.4.2 Interfacing an interferometer to large array detectors1.4.3 The SNR of imaging spectrometers1.4.4 The evolving detector array technology; 1.5 Raster scanning with linear array detectors; 1.5.1 Choice of either small or large detector arrays; 1.6 Conclusions; References; 2 Near-infrared spectral imaging with focal plane array detectors; 2.1 Background: single-point near-infrared spectroscopy; 2.2 Development of NIR spectral imaging; 2.2.1 History of spectral imaging; 2.2.2 FPAs - specifications; 2.2.3 Implementation of NIR imaging; 2.2.4 Data processing; 2.2.5 Comparison of vibrational spectroscopic imaging modalities; 2.2.6 Safety in numbers2.3 Examples of NIR spectral imaging capabilities2.3.1 Sample statistics and FOV; 2.3.2 High-throughput applications; 2.3.3 Statistics, morphology, abundance - using an internal reference; 2.4 Conclusions; References; 3 Multichannel detection with a synchrotron light source: design and potential; 3.1 Introduction; 3.2 Comparisons of thermal and SR sources; 3.2.1 Blackbody radiation; 3.2.2 SR as an IR source; 3.3 The IR microspectrometer: instrumentation and optical analysis; 3.3.1 Microspectrometer system components; 3.3.2 Performance: imaging at the diffraction limit3.3.3 The FPA microscope system3.4 Combining SR with an FPA microspectrometer; 3.4.1 FPA microspectrometer for PSF image deconvolution; 3.4.2 SR as an extended IR source; 3.5 Summary; Acknowledgements; References; 4 Multivariate analysis of infrared spectroscopic image data; 4.1 Introduction; 4.2 Preprocessing hyperspectral images; 4.2.1 Data compression; 4.2.2 Smoothing spectra; 4.2.3 Noise in hyperspectral images; 4.3 Processing hyperspectral images; 4.3.1 Feature extraction; 4.3.2 Concentration image maps; 4.4 Conclusions; References; 5 FTIR imaging of multicomponent polymers5.1 Introduction5.2 Imaging requirements for polymer characterization; 5.3 Polymer sampling for FTIR imaging; 5.3.1 Transmission measurements; 5.3.2 Reflection FTIR imaging measurements; 5.3.3 ATR FTIR imaging; 5.4 FTIR image analysis; 5.4.1 Selection of characteristic spectral stains for each component; 5.4.2 Construction of contour plots; 5.4.3 Histograms; 5.5 Applications of FTIR imaging to complex polymer systems; 5.5.1 FTIR imaging of polymer laminate films; 5.5.2 Chemical morphology of multi-component polymeric materials; 5.5.3 Immiscible polymer blends5.5.4 Crosslinking-induced phase separation of elastomersThis book provides a state-of-the-art review of a major recent technology which has now reached a level of maturity. The editors have pioneered the development and application of these techniques and technologies, and the chapter authors are leading practitioners in their subject areas.The volume encompasses methods and instrumentation across a range of applications. It is directed at researchers and professionals in vibrational spectroscopy, analytical chemistry, materials science, biomedicine, food science and combinatorial chemistry.Sheffield Analytical Chemistry SeriesInfrared spectroscopyInfrared imagingSpectrum analysisInfrared spectroscopy.Infrared imaging.Spectrum analysis.535.842Bhargava Rohit1974-945401Levin Ira1935-945402MiAaPQMiAaPQMiAaPQBOOK996205996303316Spectrochemical analysis using infrared multichannel detectors2134423UNISA