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Toplam kayıt 77, listelenen: 31-40
Application of microwave–assisted digestion to trace heavy metal determination in sea sediment sample
(2008)
The main goal of this study is to develop an efficient microwave digestion method for the determination of Pb, Cu, Cr, Co and Zn elements from a sea sediment sample. Microwave acid digestion techniques were investigated ...
Allylic oxidation of myrcene
(2004)
Bu çalışmada, açık zincirli monoterpen olan mirsenin allilik yükseltgenme reaksiyonları incelenmiştir. Burada amaçlanan, çam kabuk böceği feromonu olan , mirsenin ipsdienole dönüştürülmesidir. Bu çalışmada yükseltgen olarak ...
The phenolic compounds from Hypericum perforatum and their antimicrobial activities
(2008)
Hypericum perforatum (St. John& #8217; s wort) (H. perforatum) is a plant which has been used as a medicinal herb since ancient times and grow in Europe, West Asia and North Africa. In this work, the crude extracts of ...
Adsorption of Cd(II) ions from aqueous solutions using activated carbon prepared from olive stone by ZnCl2 activation
(Elsevier Sci Ltd, 2008)
This study is aimed to remove Cd(II) ions from aqueous solutions by adsorption. As adsorbent, activated carbon prepared from olive stone, an agricultural solid by-product was used. Different activating agent (ZnCl2) amounts ...
Antioxidant and antimicrobial activities of Laetiporus sulphureus (Bull.) Murrill
(Elsevier Sci Ltd, 2007)
Antioxidant capacity and antimicrobial activities of Laetiporus sulphureus (Bull.) Murrill. extracts obtained with ethanol were investigated in this study. The study was aimed at determining the antioxidant activity (DPPH ...
Interconversion between two unrelated protein folds in the lymphotactin native state
(Natl Acad Sciences, 2008)
Proteins often have multiple functional states, which might not always be accommodated by a single fold. Lymphotactin (Ltn) adopts two distinct structures in equilibrium, one corresponding to the canonical chemokine fold ...
Adsorption of a textile dye onto activated sepiolite
(Elsevier, 2009)
Adsorption of Remazol red B (RRB) on thermal activated sepiolite (TAS) and acid activated sepiolite (AAS) from aqueous solutions was investigated at different parameters, such as, adsorbent type, temperature, contact time ...
Synthesis and spectroscopic studies of copper(II) and nickel(II) complexes containing hydrazonic ligands and heterocyclic coligand
(Pergamon-Elsevier Science Ltd, 2005)
Two types of copper(II) and nickel(II) complexes derived from benzophenone anthranoylhydrazone (L-1), 2-acetonaftanone anthranoylhydrazone (L-2), 4-phenylacetonaftonone anthranoylhydrazone (LA benzophenone salicyoylhydrazone ...
Development of a microbial biosensor based on carbon nanotube (CNT) modified electrodes
(Elsevier Science Inc, 2007)
Pseudomonas putida DSM 50026 cells were used as the biological component and the measurement was based on the respiratory activity of the cells estimated from electrochemical measurements. The cells were immobilised on ...
Chemical composition and antifungal properties of essential oils of three Pistacia species
(Elsevier Science Bv, 2003)
The chemical composition of essential oils obtained from the leaves of Pistacia vera, Pistacia terebinthus, Pistacia lentiscus and the resin of Pistacia lentiscus were analyzed by GC and GG-MS. alpha-Pinene, beta-pinene, ...