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Wyszukujesz frazę "Shahriar, S. M. S." wg kryterium: Autor


Wyświetlanie 1-3 z 3
Tytuł:
Antibacterial Activities of Some Transition Metal Schiff Base Complexes
Autorzy:
Islam, M.N.
Shahriar, S.M.S.
Islam, M.K.
Jesmin, M.
Ali, M.M.
Khanam, J.A.
Powiązania:
https://bibliotekanauki.pl/articles/411780.pdf
Data publikacji:
2013
Wydawca:
Przedsiębiorstwo Wydawnictw Naukowych Darwin / Scientific Publishing House DARWIN
Tematy:
antibacterial activity
Schiff base transition metal complexes
minimum inhibitory concentration
Brine shrimp lethality
Opis:
A new series of four transition metal complexes of a Schiff base derived from salicylaldehyde and glycine, viz. [N-salicylidene glycinato diaqua cobalt (II) dimer] (SGCo)2, [N- salicylideneglycinato-di-aqua-nickel(ll)dimer] (SGN)2, [N-salicylideneglycinato-aqua-copper(II)] (SGC) and [N-salicylidene glycinato diaqua zinc(II) dimer] (SGZ)2 have been synthesized and characterized through a rapid, simple, and efficient methodology in excellent yield. These compounds were screened for in vitro antibacterial activities against six pathogenic bacteria, such as Shigella sonnei, Escherichia coli, Bacilus subtilis, Sarcina lutea, Staphylococcus aureus and Pseudomonas arioginosa. The antibacterial activity was determined by the disc diffusion method using DMSO as solvent. The results indicate that (SGC) compound exhibit a significant antibacterial activity, depending on the bacterial strain and (SGCo)2, (SGN)2 and (SGZ)2 compounds show a moderate sensitivity even with higher doses. All these compounds were found to possess cytotoxic effect.
Źródło:
International Letters of Chemistry, Physics and Astronomy; 2013, 5; 12-20
2299-3843
Pojawia się w:
International Letters of Chemistry, Physics and Astronomy
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Concentration of Copper and Lead in Market Milk and Milk Products of Bangladesh
Autorzy:
Shahriar, S. M. S.
Akther, S.
Akter, F.
Morshed, S.
Alam, M. K.
Saha, I.
Halim, M. A.
Hassan, M. M.
Powiązania:
https://bibliotekanauki.pl/articles/412537.pdf
Data publikacji:
2014
Wydawca:
Przedsiębiorstwo Wydawnictw Naukowych Darwin / Scientific Publishing House DARWIN
Tematy:
Heavy metal
copper
lead
milk
milk products
Opis:
The aim of this work is to detect and estimate the level of selected heavy metals (copper and lead) in milk and milk products in Chittagong City Corporation Areas of Bangladesh. The most important milk and milk products that are likely to be an important contributor to heavy metal exposure was selected. Total 30 samples of milk and milk products were analyzed among these 20 raw milk samples was collected from 20 dairy farms around industrial area in Chittagong City and 10 milk product samples were collected from market in Chittagong City. Detection and estimation of the level of copper and lead were carried out by using “Analytikjena Atomic Absorption Spectrophotometer, model: ZEEnit700P, Germany”. It was found that, most of all milk samples contain copper and lead copper and lead. The content of copper in most of all raw milk and milk products were in the range from 0.02 mg/kg to 0.25 mg/kg. The highest level of copper was found 0.244 mg/kg in milk products. The concentration of lead in milk and milk products were in the range from 0.007 mg/kg to 0.02 mg/kg. The highest concentration of lead was found 0.019 mg/kg in raw milk. These values were compared with standard allowable limit and also with the corresponding values of different countries available in literature.
Źródło:
International Letters of Chemistry, Physics and Astronomy; 2014, 8; 56-63
2299-3843
Pojawia się w:
International Letters of Chemistry, Physics and Astronomy
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Laser Cooling: Beyond One Field and One Dimension
Autorzy:
Bigelow, N. P.
Cas, T.
Pu, H.
Korn, J.
Shaffer, J.
Hemmer, P. R.
Katz, D. P.
Shahriar, M. S.
Powiązania:
https://bibliotekanauki.pl/articles/1931374.pdf
Data publikacji:
1994-07
Wydawca:
Polska Akademia Nauk. Instytut Fizyki PAN
Tematy:
32.80.Pj
Opis:
We describe recent experimental and theoretical results which show that the light pressure force for an atom with more than two levels, in a field with more than one frequency or which is studied in more than one dimension can display striking new features. The importance of these results lies in the fact that they cannot be explained in terms of a two-level, a monochromatic or a one-dimensional theory.
Źródło:
Acta Physica Polonica A; 1994, 86, 1; 29-40
0587-4246
1898-794X
Pojawia się w:
Acta Physica Polonica A
Dostawca treści:
Biblioteka Nauki
Artykuł
    Wyświetlanie 1-3 z 3

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