Search Results - "Valentin, J. R."

Feedback shift register sequences versus uniformly distributed random sequences for correlation chromatography by Kaljurand, M., Valentin, J.R., Shao, M.

“…Two alternative input sequences are commonly employed in correlation chromatography (CC). They are sequences derived according to the algorithm of the feedback…”
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Gas chromatographic column for the storage of sample profiles by Dimandja, J M, Valentín, J R, Phillips, J B

“…The concept of a sample retention column that preserves the true time profile of an analyte of interest is studied. This storage system allows for the…”
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Determination of methane in ambient air by multiplex gas chromatography by Valentin, Jose R, Carle, Glenn C, Phillips, John B

“…A multiplex gas chromatographic technique for the determination of methane in ambient air over extended periods is reported. A modest gas chromatograph which…”
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Gas chromatography in space by Akapo, S.O, Dimandja, J.-M.D, Kojiro, D.R, Valentin, J.R, Carle, G.C

“…Gas chromatography has proven to be a very useful analytical technique for in situ analysis of extraterrestrial environments as demonstrated by its successful…”
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The Accuracy of Fine Wire Tensioners: A Comparison of Five Tensioners Used in Hybrid and Ring External Fixation by Roberts, Craig S, Antoci, Valentin, Antoci, Valentin, Voor, Michael J

“…OBJECTIVESTo compare the accuracy of 5 commonly available fine wire tensioners used in hybrid and ring external fixation. DESIGNA laboratory investigation…”
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Multiplex gas chromatography: an alternative concept for gas chromatographic analysis of planetary atmospheres by Valentin, J R

“…Gas chromatography (GC) is a powerful technique for analyzing gaseous mixtures. Applied to the earth's atmosphere, GC can be used to determine the permanent…”
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Concentration modulation by thermal decomposition for multiplex gas chromatography by Valentin, J R, Carle, G C, Phillips, J B

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Mechanical modulation for multiplex gas chromatographic analyses at subatmospheric pressures by Valentin, J R, Hall, K W

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Development of a modulator to measure water vapor selectively in a gaseous mixture by Hall, K W, Valentin, J R, Phillips, J B

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Continuous monitoring of a changing sample by multiplex gas chromatography by Valentin, J R, Hall, K W, Becker, J F

“…Multiplex gas chromatography (MGC) is a technique in which multiple samples may be introduced into a chromatographic system regardless of the elution time of…”
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The role of cometary particle coalescence in chemical evolution by Oberbeck, V. R., Mckay, C. P., Carle, G. C., Valentin, J. R., Scattergood, T. W.

“…Important prebiotic organic compounds might have been transported to earth in dust or produced in vapor clouds resulting from atmospheric explosions or impacts…”
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Gas chromatographic instrumentation for the analysis of aerosols and gases in Titan's atmosphere by Scattergood, T W, Valentin, J R, O'Hara, B J, Kojiro, D R, Carle, C G

“…During the next decade or so, NASA, in conjunction with the European Space Agency, plans to send a spacecraft to the Saturnian system so that local studies of…”
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Gas chromatography in space: Contemporary capillary gas chromatography. Part II by AKAPO, S. O, DIMANDJA, J.-M. D, KOJIRO, D. R, VALENTIN, J. R, CARLE, G. C

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The effect of transfixion wire crossing angle on the stiffness of fine wire external fixation: A biomechanical study by Roberts, Craig S., Antoci, Valentin, Antoci, Valentin, Voor, Michael J.

“…To analyse the effect of transfixion wire-crossing angle on the stiffness of fine wire external fixation, a laboratory investigation using a fibreglass tibia…”
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The Effect of Transfixion Wire Number and Spacing Between Two Levels of Fixation on the Stiffness of Proximal Tibial External Fixation by Antoci, Valentin, Roberts, Craig S, Antoci, Valentin, Voor, Michael J

“…OBJECTIVES:Anatomic constraints about the proximal tibia limit the ability to insert wires at the biomechanically optimum angle of 90°, thus diminishing the…”
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Biomechanics of Olive Wire Positioning and Tensioning Characteristics by Antoci, Valentin, Voor, Michael J, Antoci, Valentin, Roberts, Craig S

“…The effect of the olive wire on the stiffness of external fixation has been studied previously, but there are limited data on the effect of the olive wire…”
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Transfer of learning: classroom to clinical setting by Reineck, C A, Kornegay, E D, Valentin-Cintron, J R

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