http://as.osa.org Applied Spectroscopy Tue, 01 May 2012 00:00:00 EST http://metadata.osa.org/rss/infobase/images/as.gif http://as.osa.org Optical Society of America © 2012 Optical Society of America 2012-05-16 http://www.opticsinfobase.org/abstract.cfm?URI=as-66-5-132A Mary Carrabba<br/>Spectroscopists' Calendar is a regular feature in Applied Spectroscopy. Your cooperation in submitting timely information for the column is appreciated. For publication in one issue of Applied Spectroscopy, send information no less than four months ... [Appl. Spectrosc. 66, 132A-134A (2012)] Tue, 01 May 2012 00:00:00 EST Spectroscopists' Calendar Mary Carrabba Spectroscopists' Calendar is a regular feature in Applied Spectroscopy. Your cooperation in submitting timely information for the column is appreciated. For publication in one issue of Applied Spectroscopy, send information no less than four months ... Optical Society of America 2012-05-01 EN http://www.opticsinfobase.org/abstract.cfm?uri=as-66-5-132A Applied Spectroscopy, Vol. 66, Issue 5, pp. 132A-134A http://www.opticsinfobase.org/abstract.cfm?URI=as-66-5-136A lee Craven<br/><abstract/> [Appl. Spectrosc. 66, 136A-141A (2012)] Tue, 01 May 2012 00:00:00 EST What's New 2012 Buyer's Guide lee Craven <abstract/> Optical Society of America 2012-05-01 EN http://www.opticsinfobase.org/abstract.cfm?uri=as-66-5-136A Applied Spectroscopy, Vol. 66, Issue 5, pp. 136A-141A http://www.opticsinfobase.org/abstract.cfm?URI=as-66-5-143A David J. Butcher<br/><abstract/> [Appl. Spectrosc. 66, 143A-144A (2012)] Tue, 01 May 2012 00:00:00 EST Applied Spectroscopy News David J. Butcher <abstract/> Optical Society of America 2012-05-01 EN http://www.opticsinfobase.org/abstract.cfm?uri=as-66-5-143A Applied Spectroscopy, Vol. 66, Issue 5, pp. 143A-144A http://www.opticsinfobase.org/abstract.cfm?URI=as-66-5-475 Carol J. Hirschmugl, Kathleen M. Gough<br/>The beamline design, microscope specifications, and initial results from the new mid-infrared beamline (IRENI) are reviewed. Synchrotron-based spectrochemical imaging, as recently implemented at the Synchrotron Radiation Center in Stoughton, ... [Appl. Spectrosc. 66, 475-491 (2012)] Tue, 01 May 2012 00:00:00 EST Fourier Transform Infrared Spectrochemical Imaging: Review of Design and Applications with a Focal Plane Array and Multiple Beam Synchrotron Radiation Source Carol J. Hirschmugl Kathleen M. Gough The beamline design, microscope specifications, and initial results from the new mid-infrared beamline (IRENI) are reviewed. Synchrotron-based spectrochemical imaging, as recently implemented at the Synchrotron Radiation Center in Stoughton, ... Optical Society of America 2012-05-01 EN http://www.opticsinfobase.org/abstract.cfm?uri=as-66-5-475 Applied Spectroscopy, Vol. 66, Issue 5, pp. 475-491 http://www.opticsinfobase.org/abstract.cfm?URI=as-66-5-492 Zhongqi Tan, Xingwu Long<br/>A developed spectrometer based on optical-feedback cavity ring-down spectroscopy (OF-CRDS) has been demonstrated with a distributed feedback laser diode and a V-shaped glass ceramic cavity. The laser is coupled to the V-shaped cavity, which creates ... [Appl. Spectrosc. 66, 492-495 (2012)] Tue, 01 May 2012 00:00:00 EST A Developed Optical-Feedback Cavity Ring-Down Spectrometer and Its Application Zhongqi Tan Xingwu Long A developed spectrometer based on optical-feedback cavity ring-down spectroscopy (OF-CRDS) has been demonstrated with a distributed feedback laser diode and a V-shaped glass ceramic cavity. The laser is coupled to the V-shaped cavity, which creates ... Optical Society of America 2012-05-01 EN http://www.opticsinfobase.org/abstract.cfm?uri=as-66-5-492 Applied Spectroscopy, Vol. 66, Issue 5, pp. 492-495 http://www.opticsinfobase.org/abstract.cfm?URI=as-66-5-496 Vladimir Protopopov<br/>Gated intensified spectrometers are very efficient instruments not only in time-resolved applications but also in all other fields were traditional non-gated and non-intensified devices are so popular today. This paper describes the design and performance of a simple, reliable, and relatively ... [Appl. Spectrosc. 66, 496-509 (2012)] Tue, 01 May 2012 00:00:00 EST A Compact Wide-Range Spectrometer with Image Intensifier: Unexpected Advantages, New Functions, and a Variety of Applications Vladimir Protopopov Gated intensified spectrometers are very efficient instruments not only in time-resolved applications but also in all other fields were traditional non-gated and non-intensified devices are so popular today. This paper describes the design and performance of a simple, reliable, and relatively ... Optical Society of America 2012-05-01 EN http://www.opticsinfobase.org/abstract.cfm?uri=as-66-5-496 Applied Spectroscopy, Vol. 66, Issue 5, pp. 496-509 http://www.opticsinfobase.org/abstract.cfm?URI=as-66-5-510 Paul J. Burke, Zeynel Bayindir, Georges J. Kipouros<br/>Magnesium (Mg) and its alloys are attractive for use in automotive and aerospace applications because of their low density and good mechanical properties. However, difficulty in forming magnesium and the limited number of available commercial alloys limit their use. Powder metallurgy may be a ... [Appl. Spectrosc. 66, 510-518 (2012)] Tue, 01 May 2012 00:00:00 EST X-ray Photoelectron Spectroscopy (XPS) Investigation of the Surface Film on Magnesium Powders Paul J. Burke Zeynel Bayindir Georges J. Kipouros Magnesium (Mg) and its alloys are attractive for use in automotive and aerospace applications because of their low density and good mechanical properties. However, difficulty in forming magnesium and the limited number of available commercial alloys limit their use. Powder metallurgy may be a ... Optical Society of America 2012-05-01 EN http://www.opticsinfobase.org/abstract.cfm?uri=as-66-5-510 Applied Spectroscopy, Vol. 66, Issue 5, pp. 510-518 http://www.opticsinfobase.org/abstract.cfm?URI=as-66-5-519 Andrew T. Weakley, Peter R. Griffiths, D. Eric Aston<br/>A method of automated baseline correction has been developed and applied to Raman spectra with a low signal-to-noise ratio and surface-enhanced infrared absorption (SEIRA) spectra with bipolar bands. Baseline correction is initiated by dividing the raw spectrum into equally spaced segments in which ... [Appl. Spectrosc. 66, 519-529 (2012)] Tue, 01 May 2012 00:00:00 EST Automatic Baseline Subtraction of Vibrational Spectra Using Minima Identification and Discrimination via Adaptive, Least-Squares Thresholding Andrew T. Weakley Peter R. Griffiths D. Eric Aston A method of automated baseline correction has been developed and applied to Raman spectra with a low signal-to-noise ratio and surface-enhanced infrared absorption (SEIRA) spectra with bipolar bands. Baseline correction is initiated by dividing the raw spectrum into equally spaced segments in which ... Optical Society of America 2012-05-01 EN http://www.opticsinfobase.org/abstract.cfm?uri=as-66-5-519 Applied Spectroscopy, Vol. 66, Issue 5, pp. 519-529 http://www.opticsinfobase.org/abstract.cfm?URI=as-66-5-530 William J. Olds, Shankaran Sundarajoo, Mark Selby, Biju Cletus, Peter M. Fredericks, Emad L. Izake<br/>In this paper, spatially offset Raman spectroscopy (SORS) is demonstrated for noninvasively investigating the composition of drug mixtures inside an opaque plastic container. The mixtures consisted of three components including a target drug (acetaminophen or phenylephrine hydrochloride) and two ... [Appl. Spectrosc. 66, 530-537 (2012)] Tue, 01 May 2012 00:00:00 EST Noninvasive, Quantitative Analysis of Drug Mixtures in Containers Using Spatially Offset Raman Spectroscopy (SORS) and Multivariate Statistical Analysis William J. Olds Shankaran Sundarajoo Mark Selby Biju Cletus Peter M. Fredericks Emad L. Izake In this paper, spatially offset Raman spectroscopy (SORS) is demonstrated for noninvasively investigating the composition of drug mixtures inside an opaque plastic container. The mixtures consisted of three components including a target drug (acetaminophen or phenylephrine hydrochloride) and two ... Optical Society of America 2012-05-01 EN http://www.opticsinfobase.org/abstract.cfm?uri=as-66-5-530 Applied Spectroscopy, Vol. 66, Issue 5, pp. 530-537 http://www.opticsinfobase.org/abstract.cfm?URI=as-66-5-538 Rasha Mohamed El-Abassy, Pinkie Jacob Eeravuchira, Patrice Donfack, Bernd Von Der Kammer, Arnulf Materny<br/>We have demonstrated the potential of visible Raman spectroscopy in combination with chemometric analysis as a fast and simple tool for the determination of the unsaturation level of milk fat. The Raman measurements have been performed directly on liquid milk and on fat extracted from liquid milk. ... [Appl. Spectrosc. 66, 538-544 (2012)] Tue, 01 May 2012 00:00:00 EST Direct Determination of Unsaturation Level of Milk Fat Using Raman Spectroscopy Rasha Mohamed El-Abassy Pinkie Jacob Eeravuchira Patrice Donfack Bernd Von Der Kammer Arnulf Materny We have demonstrated the potential of visible Raman spectroscopy in combination with chemometric analysis as a fast and simple tool for the determination of the unsaturation level of milk fat. The Raman measurements have been performed directly on liquid milk and on fat extracted from liquid milk. ... Optical Society of America 2012-05-01 EN http://www.opticsinfobase.org/abstract.cfm?uri=as-66-5-538 Applied Spectroscopy, Vol. 66, Issue 5, pp. 538-544 http://www.opticsinfobase.org/abstract.cfm?URI=as-66-5-545 Carlos Alberto Tello Sáenz, Eduardo Augusto Campos Curvo, Airton Natanael Coelho Dias, Cleber Joeé Soares, Carlos Joeé Leopoldo Constantino, Igor Alencar, Sandro Guedes, Rosane Palissari, Julio Cesar Hadler Neto<br/>Studies of zircon grains using optical microscopy, micro-Raman spectroscopy, and scanning electron microscopy (SEM) have been carried out to characterize the surface of natural zircon as a function of etching time. According to the surface characteristics observed using an optical microscope after ... [Appl. Spectrosc. 66, 545-551 (2012)] Tue, 01 May 2012 00:00:00 EST Effects of Etching on Zircon Grains and Its Implications for the Fission Track Method Carlos Alberto Tello Sáenz Eduardo Augusto Campos Curvo Airton Natanael Coelho Dias Cleber Joeé Soares Carlos Joeé Leopoldo Constantino Igor Alencar Sandro Guedes Rosane Palissari Julio Cesar Hadler Neto Studies of zircon grains using optical microscopy, micro-Raman spectroscopy, and scanning electron microscopy (SEM) have been carried out to characterize the surface of natural zircon as a function of etching time. According to the surface characteristics observed using an optical microscope after ... Optical Society of America 2012-05-01 EN http://www.opticsinfobase.org/abstract.cfm?uri=as-66-5-545 Applied Spectroscopy, Vol. 66, Issue 5, pp. 545-551 http://www.opticsinfobase.org/abstract.cfm?URI=as-66-5-552 Pieter Samyn, Dieter Van Nieuwkerke, Gustaaf Schoukens, Leo Vonck, Dirk Stanssens, Henk Van Den Aabbeele<br/>Palm oil, soy oil, sunflower oil, corn oil, castor oil, and rapeseed oil were analyzed with Fourier transform infrared (FT-IR) and FT-Raman spectroscopy. The quality of different oils was evaluated and statistically classified by principal component analysis (PCA) and a partial least squares (PLS) ... [Appl. Spectrosc. 66, 552-565 (2012)] Tue, 01 May 2012 00:00:00 EST Quality and Statistical Classification of Brazilian Vegetable Oils Using Mid-Infrared and Raman Spectroscopy Pieter Samyn Dieter Van Nieuwkerke Gustaaf Schoukens Leo Vonck Dirk Stanssens Henk Van Den Aabbeele Palm oil, soy oil, sunflower oil, corn oil, castor oil, and rapeseed oil were analyzed with Fourier transform infrared (FT-IR) and FT-Raman spectroscopy. The quality of different oils was evaluated and statistically classified by principal component analysis (PCA) and a partial least squares (PLS) ... Optical Society of America 2012-05-01 EN http://www.opticsinfobase.org/abstract.cfm?uri=as-66-5-552 Applied Spectroscopy, Vol. 66, Issue 5, pp. 552-565 http://www.opticsinfobase.org/abstract.cfm?URI=as-66-5-566 Yanming Zhou, Bobin Li, Pudun Zhang<br/>Fourier transform infrared (FT-IR) imaging coupled with principal component analysis (PCA) is used to characterize the photooxidation of polypropylene (PP) and identify the photooxidative products at different oxidation times. PP slices were exposed to ultraviolet (UV) irradiation for times up to ... [Appl. Spectrosc. 66, 566-573 (2012)] Tue, 01 May 2012 00:00:00 EST Fourier Transform Infrared (FT-IR) Imaging Coupled with Principal Component Analysis (PCA) for the Study of Photooxidation of Polypropylene Yanming Zhou Bobin Li Pudun Zhang Fourier transform infrared (FT-IR) imaging coupled with principal component analysis (PCA) is used to characterize the photooxidation of polypropylene (PP) and identify the photooxidative products at different oxidation times. PP slices were exposed to ultraviolet (UV) irradiation for times up to ... Optical Society of America 2012-05-01 EN http://www.opticsinfobase.org/abstract.cfm?uri=as-66-5-566 Applied Spectroscopy, Vol. 66, Issue 5, pp. 566-573 http://www.opticsinfobase.org/abstract.cfm?URI=as-66-5-574 Ian M. Clegg, Adrian M. Daly, Craig Donnelly, Ruth Hardy, Denise Harris, Hayley Jackman, Ricky Jones, Amy Luan, Douglas McAndrew, Pat McGauley, John Pearce, Gemma Scotney, May-Ling Yeow<br/>The use of in situ mid-infrared spectroscopy to support the development of a pharmaceutical manufacturing process is disclosed. Data on this two-stage telescoped reaction from several reaction scales (<50 mL to 1600 liters) and at multiple manufacturing locations is shown. In addition to ... [Appl. Spectrosc. 66, 574-579 (2012)] Tue, 01 May 2012 00:00:00 EST Application of Mid-Infrared Spectroscopy to the Development and Transfer of a Manufacturing Process for an Active Pharmaceutical Ingredient Ian M. Clegg Adrian M. Daly Craig Donnelly Ruth Hardy Denise Harris Hayley Jackman Ricky Jones Amy Luan Douglas McAndrew Pat McGauley John Pearce Gemma Scotney May-Ling Yeow The use of in situ mid-infrared spectroscopy to support the development of a pharmaceutical manufacturing process is disclosed. Data on this two-stage telescoped reaction from several reaction scales (<50 mL to 1600 liters) and at multiple manufacturing locations is shown. In addition to ... Optical Society of America 2012-05-01 EN http://www.opticsinfobase.org/abstract.cfm?uri=as-66-5-574 Applied Spectroscopy, Vol. 66, Issue 5, pp. 574-579 http://www.opticsinfobase.org/abstract.cfm?URI=as-66-5-580 Stamatis C. Boyatzis, Antonios M. Douvas, Vassilike Argyropoulos, Amalia Siatou, Marilena Vlachopoulou<br/>An ethylene-methacrylic acid copolymer, formulated by BASF as a waterborne suspension of its alkylammonium salt and used, among other applications, in art conservation as a temporary protective coating was characterized using Fourier transform infrared (FT-IR) spectroscopy aided by modulated ... [Appl. Spectrosc. 66, 580-590 (2012)] Tue, 01 May 2012 00:00:00 EST Characterization of a Water-Dispersible Metal Protective Coating with Fourier Transform Infrared Spectroscopy, Modulated Differential Scanning Calorimetry, and Ellipsometry Stamatis C. Boyatzis Antonios M. Douvas Vassilike Argyropoulos Amalia Siatou Marilena Vlachopoulou An ethylene-methacrylic acid copolymer, formulated by BASF as a waterborne suspension of its alkylammonium salt and used, among other applications, in art conservation as a temporary protective coating was characterized using Fourier transform infrared (FT-IR) spectroscopy aided by modulated ... Optical Society of America 2012-05-01 EN http://www.opticsinfobase.org/abstract.cfm?uri=as-66-5-580 Applied Spectroscopy, Vol. 66, Issue 5, pp. 580-590 http://www.opticsinfobase.org/abstract.cfm?URI=as-66-5-591 Premkumar Sivasubramanian, Rana Mohtadi, Ragaiy Zidan, Kutty Pariyadath, Chad L. Leverette, Monty L. Fetterolf<br/>Raman and infrared vibrational spectroscopy were used to confirm the presence of aluminum borohydride dissolved in a commercial polydimethylsiloxane vacuum grease at room temperature. Spectroscopic evidence for an adduct between the aluminum borohydride and polydimethylsiloxane is also presented. ... [Appl. Spectrosc. 66, 591-594 (2012)] Tue, 01 May 2012 00:00:00 EST Spectroscopic Evidence for Atmospheric Stabilization of Aluminum Borohydride in Polydimethylsiloxane Grease Premkumar Sivasubramanian Rana Mohtadi Ragaiy Zidan Kutty Pariyadath Chad L. Leverette Monty L. Fetterolf Raman and infrared vibrational spectroscopy were used to confirm the presence of aluminum borohydride dissolved in a commercial polydimethylsiloxane vacuum grease at room temperature. Spectroscopic evidence for an adduct between the aluminum borohydride and polydimethylsiloxane is also presented. ... Optical Society of America 2012-05-01 EN http://www.opticsinfobase.org/abstract.cfm?uri=as-66-5-591 Applied Spectroscopy, Vol. 66, Issue 5, pp. 591-594 http://www.opticsinfobase.org/abstract.cfm?URI=as-66-5-595 Panmanas Sirisomboon, Rawiphan Chowbankrang, Phil Williams<br/>Near-infrared spectroscopy in diffuse reflection mode was used to evaluate the apparent viscosity of Para rubber field latex and concentrated latex over the wavelength range of 1100 to 2500 nm, using partial least square regression (PLSR). The model with ten principal components (PCs) developed ... [Appl. Spectrosc. 66, 595-599 (2012)] Tue, 01 May 2012 00:00:00 EST Evaluation of Apparent Viscosity of Para Rubber Latex by Diffuse Reflection Near-Infrared Spectroscopy Panmanas Sirisomboon Rawiphan Chowbankrang Phil Williams Near-infrared spectroscopy in diffuse reflection mode was used to evaluate the apparent viscosity of Para rubber field latex and concentrated latex over the wavelength range of 1100 to 2500 nm, using partial least square regression (PLSR). The model with ten principal components (PCs) developed ... Optical Society of America 2012-05-01 EN http://www.opticsinfobase.org/abstract.cfm?uri=as-66-5-595 Applied Spectroscopy, Vol. 66, Issue 5, pp. 595-599 http://www.opticsinfobase.org/abstract.cfm?URI=as-66-5-600 Gengshen Hu, Lin Zhu, Aiping Jia, Xin Hu, Guanqun Xie, Jiqing Lu, Mengfei Luo<br/>The adsorption and desorption of hydrogen on Ir/SiO_2 catalyst were studied by using in situ diffuse reflection infrared Fourier transform spectroscopy (DRIFTS) combined with curve-fitting analysis. The results indicate that there are three different surface species formed on the catalyst that ... [Appl. Spectrosc. 66, 600-605 (2012)] Tue, 01 May 2012 00:00:00 EST In Situ Real-Time Diffuse Reflection Infrared Fourier Transform Spectroscopy (DRIFTS) Study of Hydrogen Adsorption and Desorption on Ir/SiO_2 Catalyst Gengshen Hu Lin Zhu Aiping Jia Xin Hu Guanqun Xie Jiqing Lu Mengfei Luo The adsorption and desorption of hydrogen on Ir/SiO_2 catalyst were studied by using in situ diffuse reflection infrared Fourier transform spectroscopy (DRIFTS) combined with curve-fitting analysis. The results indicate that there are three different surface species formed on the catalyst that ... Optical Society of America 2012-05-01 EN http://www.opticsinfobase.org/abstract.cfm?uri=as-66-5-600 Applied Spectroscopy, Vol. 66, Issue 5, pp. 600-605 http://www.opticsinfobase.org/abstract.cfm?URI=as-66-5-606 Brianna Biscardi, Wendy Welsh, Anthony Kennedy<br/>The ability to discriminate between objects manufactured from animal horn and chelonian (turtle, tortoise, or terrapin) shell is important from a cultural and archeological perspective such that it may allow conservators to determine the ... [Appl. Spectrosc. 66, 606-608 (2012)] Tue, 01 May 2012 00:00:00 EST Discrimination of the Hard Keratins Animal Horn and Chelonian Shell Using Attenuated Total Reflection- Infrared Spectroscopy Brianna Biscardi Wendy Welsh Anthony Kennedy The ability to discriminate between objects manufactured from animal horn and chelonian (turtle, tortoise, or terrapin) shell is important from a cultural and archeological perspective such that it may allow conservators to determine the ... Optical Society of America 2012-05-01 EN http://www.opticsinfobase.org/abstract.cfm?uri=as-66-5-606 Applied Spectroscopy, Vol. 66, Issue 5, pp. 606-608