Search Results - "Kohnen, M E"

Early incorporation of polysulphides in sedimentary organic matter by Kohnen, M. E. L, Damsté, J. S. Sinninghe, ten Haven, H. L, de Leeuw, J. W

“…A research study reports the identification of homologous series of cyclic disulphides with a linear carbon skeleton and of a cyclic di- and trisulphide with a…”
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The combined application of organic sulphur and isotope geochemistry to assess multiple sources of palaeobiochemicals with identical carbon skeletons by Kohnen, M E, Schouten, S, Sinninghe Damsté, J S, de Leeuw, J W, Merrit, D, Hayes, J M

“…Five immature sediments from a Messinian evaporitic basin, representing one evaporitic cycle, were studied using molecular organic sulphur and isotope…”
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A 6,000-year sedimentary molecular record of chemocline excursions in the Black Sea by Sinninghe Damste, J. S., Wakeham, S. G., Kohnen, M. E., Hayes, J. M., de Leeuw, J. W.

“…The Black Sea is the world's largest anoxic basin; it is also a contemporary analogue of the environment in which carbonaceous shales and petroleum source beds…”
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Correlation of infrared pupillometers and CCD-camera imaging from aberrometry and videokeratography for determining scotopic pupil size by Kohnen, Thomas, Terzi, Evdoxia, Kasper, Thomas, Kohnen, Eva-Maria, Bühren, Jens

“…To compare 2 infrared pupillometers with a videokeratographer and 2 aberrometers for the determination of scotopic pupil size. Department of Ophthalmology,…”
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Comparison of a digital and a handheld infrared pupillometer for determining scotopic pupil diameter by Kohnen, Thomas, Terzi, Evdoxia, Bühren, Jens, Kohnen, Eva Maria

“…To compare a digital infrared pupillometer with a handheld infrared pupillometer for determining scotopic pupil size. Department of Ophthalmology, Johann…”
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Recognition of Paleobiochemicals by a Combined Molecular Sulfur and Isotope Geochemical Approach by Math E. L. Kohnen, Schouten, Stefan, Jaap S. Sinninghe Damsté, de Leeuw, Jan W., Merritt, Dawn A., Hayes, J. M.

“…Study of organic matter in immature sediments from a Messinian evaporitic basin shows that consideration of structures, modes of occurrence, and carbon…”
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Origin of low-molecular-weight alkylthiophenes in pyrolysates of sulphur-rich kerogens as revealed by micro-scale sealed vessel pyrolysis: Geochemistry of sulphur-rich organic matter in carbohydrate/evaporate depositional environments by DAMSTE, J. S. S, KOHNEN, M. E. L, HORSFIELD, B

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A 6,000-year sedimentary molecular record of chemocline excursions in the Black Sea by Sinninghe Damsté, Jaap S, Wakeham, Stuart G, Kohnen, Math E. L, Hayes, J. M, de Leeuw, Jan W

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Scotopic pupil size in a normal pediatric population using infrared pupillometry by Kohnen, Eva-Maria, Zubcov, Alina A, Kohnen, Thomas

“…To determine scotopic pupil diameter in a normal pediatric population. Scotopic pupil size was measured in 166 eyes of 83 children with a mean age of…”
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Rezidivierende Uveitis mit beidseitiger exsudativer Ablatio by Kohnen, E.-M., Pansdorf, Y., Zubcov, A.

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Recurrent uveitis with bilateral exudative retinal detachment. 10-year-old boy with bilaterally impaired vision and eye pain. Vogt-Koyanagi-Harada syndrome by Kohnen, E-M, Pansdorf, Y, Zubcov, A

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Quantitative assessment of mono- and polysulfide-linked carbon skeletons in sulphur-rich macromolecular aggregates present in bitumens and oils by SCHOUTEN, S, DAMSTE, J. S. S, BAAS, M, KOCK-VAN DALEN, A. C, KOHNEN, M. E. L, DE LEEUW, J. W

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