Global ETD Search
Search theses and dissertations gathered from participating repositories worldwide. Every result links back to the library that holds it. No account is needed.
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Showing 1 to 7 of 7 for “"elementary analysis"”.
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The synthesis of 10-(4-hydroxymethylphenyl)-1,2-Benzanthracene
… (1) Ultraviolet spectra (2) Infrared spectra (3) Elementary analysis (4) Preparation or the benzoate B. The preparation of the Grignard reagent of 10-(4’-bromophenyl)-1,2-benzanthracene was unsuccessful. An explanation of this anomaly was not discovered. C. The Grignard reagent or …
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Complexos luminescentes de íons lantanídeos trivalentes ligados covalentemente à superfície da sílica gel.
… materials were called Sil3N-DTPALn-dik. The elementary analysis (CHN) data demonstrated the efficiency of the silica gel functionalization process. IR spectra showed the main characteristic bands of the functional groups of aminosilane 3N and the ligand DTPA. After the adsorption of the …
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Assessing the Relationship Between IQ Scores and the Rate of Acquisition and Retention of a Simple Learning Task
… This study will measure the performance of elementary school students in a standardized operant discrimination task and assess the relationship of their IQ scores to such performance measures. Procedure. Five first-grade students, each with differing IQ classifications, were given a novel …
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Nutriční složení různých druhů mléka
Cílem této bakalářské práce bylo porovnání vybraných metod úpravy mléka pro prvkovou analýzu technikou ICP-OES. Pro validaci metody byl použit certifikovaný referenční materiál ERM®-BD150, který byl upravován pomocí mineralizace, přídavku činidel a pomocí disperze. Nejvyšší výtěžnost vápníku při …
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Polypyrrole-containing Composite Particles: Preparation, Characterization and Application
… both aqueous ethanol and water. Results of the elementary analysis, IR spectroscopy confirmed that the anionic salts can be incorporated in the PPy particles and play as the dopants. The presence of dopants in polypyrrole enhances the conductivity, especially in the case of sodium benzoate the …