Zobrazeno 1 - 10 of 94 pro vyhledávání: '"E. Humpfer"'
1
Classification of olive oils according to geographical origin by using 1H NMR fingerprinting combined with multivariate analysis
Autor: Andrea Ventrella, Francesco Longobardi, Michael G. Kontominas, Hartmut Schäfer, E. Humpfer, Birk Schütz, Antonio Sacco, Claudia Di Napoli
Publikováno v: Food Chemistry. 130:177-183
Authentic extravirgin olive oils from 7 different regions (Italy - 3 regions, Greece - 4 regions) have been investigated by (1)H Nuclear Magnetic Resonance (NMR) fingerprinting in combination with multivariate statistical analysis. In order to cover
Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::d822ec9e324697ca4397a547be5c439c
https://doi.org/10.1016/j.foodchem.2011.06.045
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2
Food NMR Optimized for Industrial Use-an NMR Platform Concept
Autor: B. Schütz, F. Fang, E. Humpfer, M. Mörtter, H. Schäfer, M. Spraul, C. Cannet
Presently, state of the art food quality, safety and authenticity control is based on targeted strategies, where predefined analysis targets are identified and quantified. Detected deviations of the results and related ratios from established referen
Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::509518b0d4355d88fb20d27699023793
https://doi.org/10.1039/9781782622741-00077
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4
Application of high-field proton nuclear magnetic resonance ( 1 H-NMR) spectroscopy for the analysis of explosives and related compounds in groundwater samples ? a comparison with the high-performance liquid chromatography (HPLC) method
Autor: M. Spraul, E. Humpfer, A. Preiß, K. Levsen
Publikováno v: Analytical and Bioanalytical Chemistry. 356:445-451
High-field proton nuclear magnetic resonance ((1)H-NMR) spectroscopy was applied to the analysis of nitroaromatics and nitramines in ammunition waste water. The (1)H-chemical shifts data of a variety of reference compounds are presented. Three ground
Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::7be04d487c934311fc9467bf886ae906
https://doi.org/10.1007/s0021663560445
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6
Identification of an apple juice compound directly in the 1H-spectrum of the mixture with hyphenated techniques and push button NMR: example fruit juice screening
Autor: E. Humpfer, J. Vervoort, Dirk W. Lachenmeier, G. Hofmann, P. Rinke, S. Keller, I. Duarte, M. Mörtter, Hartmut Schäfer, Manfred Spraul
Publikováno v: Publons
Nuclear Magnetic Resonance (NMR) has been used for structure analysis of pure compounds over decades. Opposite to this, the extraordinary potential of NMR has just started to be recognized and exploited in the analysis of mixtures in the context of b
Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::e78bb26d45055fc42d1bff4f3f9bdac0
https://doi.org/10.1055/s-0028-1083863
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7
NMR and Chemometric methods: A powerful combination for characterization of Balsamic and Traditional Balsamic Vinegar of Modena
Autor: Matteo Stocchero, M. Spraul, Roberto Consonni, Francesca Benevelli, E. Humpfer, Laura Ruth Cagliani
Publikováno v: Analytica chimica acta
611 (2008): 31–40. doi:10.1016/j.aca.2008.01.065
info:cnr-pdr/source/autori:Consonni roberto; Cagliani laura ruth; Benevelli francesca; Spraul manfred; Humpfer eberhard; Stocchero matteo/titolo:NMR and Chemometric methods: A powerful combination for characterization of Balsamic and Traditional Balsamic Vinegar of Modena/doi:10.1016%2Fj.aca.2008.01.065/rivista:Analytica chimica acta (Print)/anno:2008/pagina_da:31/pagina_a:40/intervallo_pagine:31–40/volume:611
This work presents the capability of NMR spectroscopy combined with Chemometrics in predicting the ageing of Balsamic and Traditional Balsamic Vinegar of Modena. The need of an analytical method is an important requirement for both research oriented
Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::f3d35c4b243094d09a9ed09ba56d96b4
https://publications.cnr.it/doc/54421
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8
NMR-Based Mixture Analysis on the Example of Fruit Juice Quality Control Using Statistics and Quantification
Autor: E. Humpfer, M. Mörtter, M. Spraul, P. Rinke, Birk Schütz, H. Schäfer
Publikováno v: NMR Spectroscopy in Pharmaceutical Analysis ISBN: 9780444531735
Publisher Summary Mixture analysis is rapidly gaining importance for nuclear magnetic resonance (NMR) spectroscopy, mainly driven by the pharmaceutical applications of metabonomics. Similar requirements are existent for the quality control of food ma
Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::34d20e300644a2480d6b2fa10a8d7295
https://doi.org/10.1016/b978-0-444-53173-5.00013-5
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9
Different strategies for discriminator identification in a NMR based metabonomics matrix of the genus Leontopodium using LC-SPE-NMR, 1H-NMR-guided isolation and classical phytochemistry
Autor: Christoph Seger, S. Hehenberger, M. Godejohann, Hermann Stuppner, E. Humpfer, Ernst P. Ellmerer, L. H. Tseng, Manfred Spraul, Stefan Schwaiger
Publikováno v: Planta Medica. 72
The secondary metabolite profile of Edelweiss (Leontopodium alpinum Cass.; Asteraceae), is highly complex – more than 50 analytes have been characterized until now [1–4]. Thus, the chemotaxonomical assessment of the genus Leontopodium comprising
Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::abf42731094a93e035ed8640de1efc84
https://doi.org/10.1055/s-2006-949769
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