http://dx.doi.org/10.4322/sc.2014.020 The US Presidents’ example: an anthropomorphic explanation of comprehensive two-dimensional gas chromatography with mass spectrometric detection (GCxGC/MS) Dimandja, Jean-Marie D.; Redmond, Samuel R.; Thompson, Chase A.; Hesketh, Peter J. Palavras-chave: Namography, Alphabetography, GCxGC/MS. Resumo:  In this paper we have developed an analogy to gas chromatography and mass spectrometry in order to explain the key […]

http://dx.doi.org/10.4322/sc.2014.019   Supercritical fluid extraction followed by gas chromatography-mass spectrometry determination of electrical-grade insulating oil residues from activated bauxite Basseto, Armando; Lanças, Fernando M. Palavras-chave: SFE, GC-MS, insulating oil, activated bauxite, remediation, CO2. Resumo: The electrical-grade insulating oils widely used in high-voltage power equipment produce degradation by-products during their service life. Filtering the aged oil through […]

http://dx.doi.org/10.4322/sc.2014.018   Development of a dynamic headspace – capillary GC – MS method for the determination of ultra-trace levels of vinyl chloride in water samples and during migration studies David, Frank; Jacq, Karine; Devos, Christophe; Menessier-Cocardon, Emilie; Benali-Raclot, Dalel; Gaudichet-Maurin, Emmanuelle; Oberti, Sandrine; Benanou, David; Sandra, Pat Palavras-chave: Vinyl chloride, Dynamic headspace, Capillary GC – […]

http://dx.doi.org/10.4322/sc.2014.017   Porous polymer monoliths with incorporated single layer graphene Terborg, Lydia; Lux, Simon F.; Lin, Michelle; Kostecki, Robert; Svec, Frantisek Palavras-chave: Monolith, graphene, porous polymer, chromatography, Raman spectroscopy. Resumo:  Single layer graphene has been used as an additive in poly(butyl methacrylate-co-ethylene dimethacrylate) monoliths. Incorporation of the carbon sheets into the polymer matrix was achieved […]

http://dx.doi.org/10.4322/sc.2014.016 Trace analysis in the field using gas chromatography-mass spectrometry Truong, Tai V.; Sadowski, Charles S.; Rands, Anthony D.; Richter, Bruce E.; Brande, Tiffany; Later, Douglas W.; Lee, Milton L. Palavras-chave: Field detection, Trace analysis, Sample preparation, GC-MS, SPME, SPE, Needle trap, Purge-and-trap, Thermal desorption. Resumo: Trace analysis of samples in the field, including air, headspace, […]

http://dx.doi.org/10.4322/sc.2014.015 Professor Harold M. McNair: A Life dedicated to separating chemical species and unifying the human beings. Lanças, Fernando M. Resumo: Harold Monroe McNair was born in Miami, Arizona (USA). He studied at the University of Arizona, Tucson, graduating with a BS degree (Magna cum Laude) in Chemistry in 1955. Shortly after, in 1957, he […]

http://dx.doi.org/10.4322/sc.2014.014 Tribute to Harold M. McNair on the occasion of his 80th birthday Lee, Milton L. Resumo: My earliest memorable experience with Professor Harold M. McNair was in October, 1983, at the International Symposium on Advances in Chromatography, which was held in Amsterdam, The Netherlands. I was a young faculty member then at Brigham Young University, […]

http://dx.doi.org/10.4322/sc.2014.013   Happy Birthday Lanças, Fernando M. Resumo: This special issue, as well as the next issue of Scientia Chromatographica yields a tribute to Professor Harold McNair, Emeritus Professor at the Virginia Polytechnic Institute and State University, Blacksburg, VA, USA, on the occasion of his 80th birthday. In addition to being an internationally recognized scientist in […]

Volume 6 / Número 1 Editoriais http://dx.doi.org/10.4322/sc.2014.013 2014, Volume 6 / Número 1  Editorial Happy Birthday Lanças, Fernando M. Inglês  Resumo: Inglês http://dx.doi.org/10.4322/sc.2014.014 2014, Volume 6 / Número 1  Guest Editorial Tribute to Harold M. McNair on the Occasion of his 80th Birthday Lee, Milton L. Inglês  Resumo: Inglês http://dx.doi.org/10.4322/sc.2014.015 2014, Volume 6 / Número […]