Showing 76,981 - 76,997 results of 76,997 for search '"hydrogen"', query time: 0.84s Refine Results
  1. 76981

    Characterization of the degree of food processing in the European Prospective Investigation into Cancer and Nutrition: application of the Nova classification and validation using s... by Inge Huybrechts, Fernanda Rauber, Fernanda Rauber, Geneviève Nicolas, Corinne Casagrande, Nathalie Kliemann, Roland Wedekind, Carine Biessy, Augustin Scalbert, Mathilde Touvier, Krasimira Aleksandrova, Krasimira Aleksandrova, Paula Jakszyn, Paula Jakszyn, Guri Skeie, Rashmita Bajracharya, Jolanda M. A. Boer, Yan Borné, Veronique Chajes, Christina C. Dahm, Lucia Dansero, Marcela Guevara, Marcela Guevara, Marcela Guevara, Alicia K. Heath, Daniel B. Ibsen, Daniel B. Ibsen, Daniel B. Ibsen, Daniel B. Ibsen, Keren Papier, Verena Katzke, Cecilie Kyrø, Giovanna Masala, Esther Molina-Montes, Esther Molina-Montes, Esther Molina-Montes, Esther Molina-Montes, Oliver J. K. Robinson, Carmen Santiuste de Pablos, Carmen Santiuste de Pablos, Matthias B. Schulze, Matthias B. Schulze, Vittorio Simeon, Emily Sonestedt, Anne Tjønneland, Rosario Tumino, Yvonne T. van der Schouw, W. M. Monique Verschuren, W. M. Monique Verschuren, Beatrice Vozar, Anna Winkvist, Anna Winkvist, Marc J. Gunter, Carlos A. Monteiro, Carlos A. Monteiro, Christopher Millett, Christopher Millett, Renata Bertazzi Levy, Renata Bertazzi Levy

    Published 2022-12-01
    “…These biomarkers included an industrial transfatty acid (ITFA) isomer (elaidic acid; exogenous fatty acid generated during oil hydrogenation and heating) and urinary 4-methyl syringol sulfate (an indicator for the consumption of smoked food and a component of liquid smoke used in UPF).ResultsContributions of UPF intake to the overall diet in % grams/day varied across countries from 7% (France) to 23% (Norway) and their contributions to overall % energy intake from 16% (Spain and Italy) to >45% (in the UK and Norway). …”
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    Article
  2. 76982

    混合废塑料和餐厨废油添加甲醇共催化裂解制备 生物基烃类的研究Preparation of bio-based hydrocarbons by co-catalytic pyrolysis of waste plastics and kitchen waste oil with methanol... by 何向阳,苏有勇,宗正玲,莫畏难 HE Xiangyang, SU Youyong, ZONG Zhengling, MO Weinan

    Published 2023-12-01
    “…Adding 5% methanol might promote the generation of alkanes due to a synergistic hydrogenation reaction occuring between the mixed waste plastic and kitchen waste oil under the action of NaY zeolite catalyst. …”
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    Article
  3. 76983

    Exploring Long Range <i>para</i>-Phenyl Effects in Unsymmetrically Fused bis(imino)pyridine-Cobalt Ethylene Polymerization Catalysts by Yizhou Wang, Zheng Wang, Qiuyue Zhang, Song Zou, Yanping Ma, Gregory A. Solan, Wenjuan Zhang, Wen-Hua Sun

    Published 2023-10-01
    “…Unsymmetrical 11-phenyl-1,2,3,7,8,9,10-heptahydrocyclohepta[<i>b</i>]quinoline-4,6-dione, incorporating a <i>para</i>-phenyl substituted pyridine unit fused by both 6- and 7-membered carbocyclic rings, has been prepared on the gram-scale via a multi-step procedure involving cyclization, hydrogenation and oxidation. Templating this diketone, in the presence of cobalt(II) chloride hexahydrate, with the corresponding aniline afforded in good yield five examples of doubly fused bis(arylimino)pyridine-cobalt(II) chlorides, <b>Co1</b> (aryl = 2,6-dimethylphenyl), <b>Co2</b> (2,6-diethylphenyl), <b>Co3</b> (2,6-diisopropylphenyl), <b>Co4</b> (2,4,6-trimethylphenyl) and <b>Co5</b> (2,6-diethyl-4-methylphenyl). …”
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  4. 76984

    Eficacia de los ácidos grasos hiperoxigenados en la prevención de las úlceras por presión Hyperoxygenated fatty acid effectiveness in the prevention of the pressure ulcers by Alonso López Escribano, Francisco García Alcaraz, Patricia Jareño Collado, José García Aranos, Nieves García Piqueras

    Published 2007-12-01
    “…So according to information found, the hydrogenated fatty acids could be an effective preventive measurein pressure ulcers, and when they are not able to avoid them, they could delay their occurrence. …”
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    Article
  5. 76985

    Effect of rapeseed on selected functional responses and metabolite parameters in early lactation Mahabadian goats by N Aryan1, Y Alijoo2* and B Asadnejad3

    Published 2022-03-01
    “…Fat milk due to extensive bio hydrogenation of unsaturated fatty acids in the rumen and the synthesis of short and medium saturated fatty acids in the mammary glands have a high concentration of saturated fatty acids (Shingfield et al., 2010). …”
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    Article
  6. 76986

    Commentary of "Framing Obesity: Who is Responsible?" by Derek Ayeh, Lillian Ringel

    Published 2014-09-01
    “…However, this past fall the Food and Drug Administration preliminarily determined that partially hydrogenated oils (a large source of trans fats) could not be used in food without prior approval.  …”
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    Article
  7. 76987

    Xenobiotic biotransformation in the era of exposome: database fusion, computer assisted prediction, and chemical-chemical interaction by Peng, Bo

    Published 2022
    “…The prediction approach began with automatically retrieved reaction templates, which were obtained by comparing the SMARTS pattern, atomic number, total number of hydrogens, formal charge, degree, number of radical electrons, aromaticity, bond orders, and atomic number of neighbouring atoms of the mapped atom-to-atom reaction of reactants and products. …”
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    Thesis-Doctor of Philosophy
  8. 76988

    Geochemical properties of major and rare earth elements in the South Kouchek-Ali Coal Mine, Tabas by Marzieh Alimolaei, Balandeh Aminzadeh

    Published 2019-07-01
    “…Rare earth, major and trace elements in Jurassic manganese shales of the Northern Calcareous Alps: hydrothermal versus hydrogenous origin of stratiform manganese deposits. …”
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    Article
  9. 76989

    Dynamical studies of crystalline polymers by inelastic neutron scattering by Twisleton, J, Twisleton, J. A.

    Published 1973
    “…Overall fits of 10 and 20% are provided to these data by two Urey-Bradley force fields, both of which include interactions between nearest neighbour nonbonded hydrogens only.</p> <p>Calculations of the interchain phonon dispersion curves of deuteropolyethylene based on an atom-atom potential parameter model are reported. …”
    Thesis
  10. 76990
  11. 76991

    Dark humic alluvial paleosols in Central and Southern Mexico: Micromorphological indicators of Late Pleistocene megafauna habitats Paleosuelos aluviales con humus oscuro en el Cent... by Rosa E. Tovar, Sergey Sedov, Berenice Solís, Elizabeth Solleiro

    Published 2013-11-01
    “…The micromorphological analysis of MIS3 paleosols reveals aquatic conditions with evidence of freshwater biota and microlamination as well as pedogenetic features of hydrogenic carbonate precipitation and redoximorphic processes. …”
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    Article
  12. 76992

    The chemistry of adducts from acetylenes and quinaldines by Nisbet, D, Nisbet, D. F.

    Published 1971
    “…This facile elimination, when considered in conjunction with the shielding effects observed in the n.m.r. spectra, provides good evidence in favour of a red-adduct structure involving a saturated-CHE.CHE-grouping attached to the nitrogen atom.</p> <p>Hydrogenation of the first red adducts from 2-methyl- and 2,8-dimethyl-quinoline in glacial acetic acid solution using Adams' catalyst gives the hexahydro-derivatives (15) and (16) respectively; the tetrahydro-derivative (17) is obtained from the 2-methylquinoline adduct using 10% palladium-on-charcoal. …”
    Thesis
  13. 76993

    Influence of Chemical Substitution and Light Element Insertion on the Magnetic Properties of Nanocrystalline Pr<sub>2</sub>Co<sub>7</sub> Compound by Riadh Fersi, Najeh Mliki, Lotfi Bessais

    Published 2022-01-01
    “…We studied the microstructure, hydrogenation, and magnetic properties of nanocrystalline Pr<inline-formula><math xmlns="http://www.w3.org/1998/Math/MathML" display="inline"><semantics><msub><mrow></mrow><mn>2</mn></msub></semantics></math></inline-formula>Co<inline-formula><math xmlns="http://www.w3.org/1998/Math/MathML" display="inline"><semantics><msub><mrow></mrow><mn>7</mn></msub></semantics></math></inline-formula>H<inline-formula><math xmlns="http://www.w3.org/1998/Math/MathML" display="inline"><semantics><msub><mrow></mrow><mi>x</mi></msub></semantics></math></inline-formula> hydrides. …”
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    Article
  14. 76994

    Avant-propos by M. DOREAU, R. BAUMONT, J.M. PEREZ

    Published 2011-12-01
    “…Dans un troisièmearticle (Popova et al 2011), les mécanismes de production de méthane dans le rumen sont analysés.Un intérêt particulier est porté au rôle des Archaea méthanogènes, microorganismes qui constituentun domaine spécifique du règne vivant et qui sont les seuls à produire du méthane à partirde l’hydrogène. La compréhension des mécanismes est un élément majeur pour prévoir les effetspossibles d’une ration, d’un additif, d’une biotechnologie sur la production de méthane. …”
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    Article
  15. 76995

    A Review of Research Progress on Re-Os Isotopic System of Carbon-enriched Geological Samples by LI Xinwei, LI Chao, ZHOU Limin, ZHAO Hong, QU Wenjun

    Published 2023-03-01
    “…During the process of hydrogenous source Os into organic-enriched sedimentary rocks, the relative flux of Os from continental weathering, hydrothermal and cosmic dust was recorded, which was reflected as the initial Os isotopic ratio of sedimentary rocks. …”
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    Article
  16. 76996

    Growth factors and growth factor antagonists by Acheson, R, Acheson, R.M.

    Published 1948
    “…</p> <p>The benziminazole analogue (25) of ethyl pteroate was prepared from chloroacet-2-nitroanilide, which reacted with ethyl <em>p</em>-aminobenzoate to give 4-<em>carbethoxyphenylglycine</em>-2-<em>nitroanilide</em>. On hydrogenation this gave the corresponding amine which cyclised to ethyl N-(2-benziminazole)-4-aminobenzoate (25) under acid conditions. …”
    Thesis
  17. 76997

    Multiphase Production. Representation of Thermodynamic Properties of Methanol by Different Equations of State Production polyphasique. Représentation des propriétés thermodynamique... by Peneloux A., Berro C., Rauzy E., Rebufa C., Bernicot M.

    Published 2006-11-01
    “…De part sa sphéricité et par la présence de son groupement hydroxyle qui lui confèrent des propriétés particulières, le méthanol doit être alors traité comme une entité à part entière, capable de se polymériser par formation de liaisons hydrogène entre les différents groupes OH présents dans le méthanol pur. …”
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