Güncel Gönderiler: Fen Fakültesi
Toplam kayıt 1154, listelenen: 581-600
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Cytogenetic Effects of Urginea maritima L. Aqueous Extracts on the Choromosomes by Using Allium Test Method
(Taylor & Francis Ltd, 2008)The genotoxic and cytotoxic effects of extracts of Urginea maritima L., belonging to the family Liliaceae, were investigated with Allium test which is a plant test method. The bulbs of Allium cepa were treated with 2%, 4%, ... -
Polynomial solution of high-order linear Fredholm integro-differential equations with constant coefficients
(Pergamon-Elsevier Science Ltd, 2008)In this study, a practical matrix method is presented to find an approximate solution of high-order linear Fredholm integro-differential equations with constant coefficients under the initial-boundary conditions in terms ... -
Influence of frequency and bias voltage on dielectric properties and electrical conductivity of Al/TiO2/p-Si/p(+) (MOS) structures
(Iop Publishing Ltd, 2008)In this study, the frequency and voltage dependence of the dielectric constant (epsilon'), dielectric loss (epsilon ''), loss tangent (tan delta), electric modulus (M' and M '') and ac electrical conductivity (sigma(ac)) ... -
The importance of group work in mathematics
(Elsevier Science Bv, 2009)In recent years, mathematics education is becoming more and more important as well as the increasing studies in this area. These studies show that it is not only sufficient to know mathematics but also it is essential to ... -
Revised checklist of Turkish Agromyzidae (Diptera) fauna of Turkey
(Tubitak Scientific & Technical Research Council Turkey, 2009)This study was carried out in the years of 2007 and 2008 in some provinces of Turkey. Specimens of leafminers were collected on cultured and non-cultured plants during 1 year In this study, 29 new records belonging to 7 ... -
A new gasteromycete genus record for Turkey
(Tubitak Scientific & Technical Research Council Turkey, 2009)Nidularia Fr., known as birds nest fungi (Nidulariaceae), a new interesting gasteromycete growing in pine forests, was recorded for the first time in Turkey at the genus level. The new genus is described and illustrated, ... -
Integral and homothetic indecomposability with applications to irreducibility of polynomials
(Scientific Technical Research Council Turkey-Tubitak, 2009)Being motivated by some methods for construction of homothetically indecomposable polytopes; we obtain new methods for construction of families of integrally indecomposable polytopes. As a result, we find new infinite ... -
Antioxidant and anticholinesterase constituents of Salvia poculata
(Scientific Technical Research Council Turkey-Tubitak, 2009)Two triterpenoids, namely 2 alpha,3 alpha-dihydroxy-24-nor-4(23), 12-oleanadien-28-oic acid (1) and ursolic acid (2); 4. avonoids, namely 5-hydroxy-7,4'-dimethoxyflavone (3), cirsimaritin (4), eupatilin (5), and salvigenin ... -
In vitro and in vivo germination of Cyclamen alpinum seeds
(Tubitak Scientific & Technical Research Council Turkey, 2009)Cyclamen trochopteranthum O.Schwarz has a confusing history, having been identified in the last part of the 19(th) century and described as Cyclamen alpinum Sprenger. It remained known as C. alpinum until 1975, when it was ... -
A Fatal Inocybe (Fr.) Fr. Poisoning in Mediterranean Turkey
(Tubitak Scientific & Technical Research Council Turkey, 2009)A fatal case of mushroom poisoning by Inocybe rimosa (Bull.) P. Kumm. in Isparta is reported and documented. The descriptior of the poisonous taxon and a short discussion of the case of poisoning are presented. -
Some New Records of Inocybe (Fr.) Fr. from Turkey
(Tubitak Scientific & Technical Research Council Turkey, 2009)Some new records of Inocybe (Fr.) Fr. based on samples collected from Osmaniye, Kilis, and Isparta provinces are presented. Inocybe flocculosa var. crocifolia (Herink) Kuyper, I. ochroalba Bruyl., I. pallida Velen., I. ... -
Improvement surface properties of polypropylene and polyester fabrics by glow discharge plasma system under atmospheric condition
(Ege Univ, 2009)In order to raise wettability and to improve soil release of polyester (PES) and polypropylene (PP) woven fabrics, atmospheric pressure plasma were applied. In this study, argon and air plasma were used for modification ... -
GC-MS Analysis and Antimicrobial Activity of Essential Oil of Stachys cretica subsp smyrnaea
(Natural Products Inc, 2009)The essential oil from the aerial parts of Stachys cretica L. subsp. smyrnaea Rech. fil. (Lamiaceae), endemic to Turkey, was investigated by using GC and GC-MS. Thirty-four of 37 components, represented 99.7% of the total ... -
A new Marasmius on Castanea sativa from Turkey
(Mycotaxon Ltd, 2009)Marasmius castaneophilus, a new agaric (Marasmiaceae, Agaricales, Basidiomycota) growing oil sweet chestnut husks in Turkey, is described and illustrated. Its taxonomic position within the genus is discussed. -
Mitigation Effects of Silicon on Maize Plants Grown at High Zinc
(Taylor & Francis Inc, 2009)The effects of exogenous silicon (Si) on key growth parameters and mineral nutrients were investigated in maize grown at high zinc (Zn). Four treatments with three replicates were investigated consisting of a control (basal ... -
The effect of repeated annealing temperature on the structural, optical, and electrical properties of TiO2 thin films prepared by dip-coating sol-gel method
(Springer, 2009)In this study, we have studied the effect of repeated annealing temperatures on TiO2 thin films prepared by dip-coating sol-gel method onto the glasses and silicon substrates. The TiO2 thin films coated samples were ... -
Effects of Two Plant Extracts on the Damage of Meloidogyne incognita in Tomato Plants
(Foundation Environmental Protection & Research-Fepr, 2009)The effects of the aqueous extracts of Euphorbia myrsinites (Euphorbiaceae) and Urginea maritima (Liliaceae) on the damage of Meloidogyne inccgnita (Nematoda: Heteroderidae) to tomato plants was evaluated. The trials were ... -
A Study of Trace Element Contents in Plants Growing at Honaz Dagi-Denizli, Turkey
(Foundation Environmental Protection & Research-Fepr, 2009)Denizli is one of the rapidly developing states in the West Anatolian Region of Turkey Keeping this in view, 30 different plants were selected to study their potential as biomonitors of trace elements like Pb, Cd, Ni, Zn, ... -
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 ... -
Quantum Hall effect in a high-mobility two-dimensional electron gas on the surface of a cylinder
(Amer Physical Soc, 2009)The quantum Hall effect is investigated in a high-mobility two-dimensional electron gas on the surface of a cylinder. This special topology leads to a spatially varying filling factor along the current path. The resulting ...
