Zobrazeno 1 - 10
of 29
pro vyhledávání: '"Jean Marie D. Dimandja"'
Autor:
Daniel R. Struk, Rizky Ilhamsyah, Christopher A. Heist, Jean-Marie D. Dimandja, Peter J. Hesketh
Publikováno v:
Journal of Chromatography Open, Vol 5, Iss , Pp 100118- (2024)
A pipeline for the analysis of GC×GC-MS data is presented. The pipeline consists of retention index matching that improves compound identification as well as several methods for removing background compounds of no interest and column bleed. The effi
Externí odkaz:
https://doaj.org/article/668dc5a53f414461bcb14a4759c4886a
Autor:
Rizky Ilhamsyah, Daniel R. Struk, Christopher A. Heist, Peter J. Hesketh, Jean-Marie D. Dimandja
Publikováno v:
Journal of Chromatography Open, Vol 5, Iss , Pp 100117- (2024)
This study presents an analytical approach for calculating retention indices of unknown compounds in the 2nd dimension of GC×GC systems by using an n-alkane-aromatic hydrocarbon (AH) reference mixture. We demonstrated that, by running a reference mi
Externí odkaz:
https://doaj.org/article/83e97c69a059486d9c25e29be97b93a7
Publikováno v:
Micromachines, Vol 6, Iss 7, Pp 865-878 (2015)
In this work we present a high performance micro gas chromatograph column with a novel two dimensional axial heating technique for faster and more precise temperature programming, resulting in an improved separation performance. Three different axial
Externí odkaz:
https://doaj.org/article/80d5fd97aeee4d1bb46599660200a97e
Publikováno v:
Journal of The Electrochemical Society. 168:107503
Publikováno v:
ECS Meeting Abstracts. :1650-1650
Introduction Breath analysis has attracted a lot of interest as a less-invasive method for health diagnostics and the detection of biomarker for various illnesses. A number of research studies have examined miniaturization of the sensing devices to a
Autor:
Jean-Marie D. Dimandja, Seung Joon Paik, Milad Navaei, Tzu-Hsuan Chang, Vladimir M. Doroshenko, Daniel Struk, Peter J. Hesketh
Publikováno v:
ECS Meeting Abstracts. :3295-3295
Abstract MEMS fabrication technology has been applied to build micro-GC systems for portable analysis and detection of volatile organic compounds for environmental monitoring, medical diagnostics and food safety and security (1). Pioneering work at S
Autor:
Peter J. Hesketh, Milad Navaei, Vladimir M. Doroshenko, Daniel Struk, Jean-Marie D. Dimandja, Tzu-Hsuan Chang
Publikováno v:
ECS Meeting Abstracts. :2243-2243
Introduction Microfabricated gas chromatography systems based upon MEMS fabrication technology are under development for portable chemical vapor analysis and chemical detection. In particular, Sandia National Laboratories has pioneered development of
Autor:
Tzu-Hsuan Chang, Daniel Struk, Jean-Marie D. Dimandja, Milad Navaei, Vladimir M. Doroshenko, Peter J. Hesketh
Publikováno v:
ECS Meeting Abstracts. :2333-2333
Introduction Micro GC systems based upon MEMS fabrication technology have been developed for portable analysis systems to enable detection and quantification of volatile organic compounds over the past twenty years (1). In particular, work at Sandia
Autor:
Jean-Marie D. Dimandja, Konstantin P. Novoselov, Vladimir M. Doroshenko, Tzu-Hsuan Chang, Daniel Struk, Eugene Moskovets, Milad Navaei, Peter J. Hesketh, Victor V. Laiko
Publikováno v:
Sensors and Actuators B: Chemical. 307:127588
In this paper we report the first integration of a silicon microfabricated gas chromatography column with an ion trap mass spectrometer. The MEMS-column is fabricated in all silicon materials, with an integrated platinum resistive heater and temperat
Publikováno v:
Micromachines, Vol 6, Iss 7, Pp 865-878 (2015)
Micromachines
Volume 6
Issue 7
Pages 865-878
Micromachines
Volume 6
Issue 7
Pages 865-878
In this work we present a high performance micro gas chromatograph column with a novel two dimensional axial heating technique for faster and more precise temperature programming, resulting in an improved separation performance. Three different axial