Güncel Gönderiler: Fen Fakültesi
Toplam kayıt 1146, listelenen: 621-640
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Effect of various hues of yellow as sticky trap color on leafminers in cucumber growing greenhouses
(Entomological Soc Turkey, Ege Univ, 2009)Yellow sticky traps are widely used in the management of several insect pests. Many studies were carried out on the effects of some factors such as trap size, vertical and horizontal positioning, and trap location on ... -
Adsorption of Cu(II) onto silica gel-immobilized Schiff base derivative
(Elsevier, 2009)4-chloroisonitroacetophenone 4-aminobenzylhydrazone (CAAH) chemically anchored on a silica gel surface, has been used for Cu(II) sorption from aqueous solution. The surface modification processes was performed after ... -
Contributions to the Turkish Eulophidae (Hymenoptera, Chalcidoidea) with new records
(Entomological Soc Turkey, Ege Univ, 2010)This study was carried out to determine Eulophidae species, they have economical important for biological control, collected in various habitats in 2000 and between 2006-2008 in some provinces of Turkey. Specimens were ... -
Contributions to the Turkish Braconidae (Hymenoptera) fauna with seven new records
(Entomological Soc Turkey, Ege Univ, 2010)This study was carried out to contribute to parasitoid fauna of Braconidae family (Hymenoptera) of Turkey. Specimens were collected with swepping net from cultivated and non-cultivated plants in various habitats of Turkey ... -
A new record for Turkey: Michauxia nuda A.DC. (Campanulaceae)
(Tubitak Scientific & Technical Research Council Turkey, 2010)Michauxia nuda A.DC. (Campanulaceae) is recorded for the first time (C8 Siirt province) from Turkey. The diagnostic characters of M. nuda are described and its habitat and conservation status are indicated. Besides, it is ... -
Investigation of light induced degradation in hydrogenated amorphous silicon-germanium alloy thin films using temperature dependent photoconductivity
(Wiley-V C H Verlag Gmbh, 2010)Light induced degradation of undoped hydrogenated amorphous silicon-germanium (a-SiGe:H) alloys with different Ge contents has been investigated using intensity and temperature dependence of photoconductivity between 78K ... -
The effect of aging on the dark conductivity and noise in hydrogenated microcrystalline silicon thin films
(Wiley-V C H Verlag Gmbh, 2010)Aging hydrogenated microcrystalline silicon in air is found to affect both the dark conductivity and the 1/f noise. For a sample with a crystalline volume fraction of 0.39, the conductivity decreased by three orders of ... -
Instability effects in hydrogenated microcrystalline silicon thin films
(Wiley-V C H Verlag Gmbh, 2010)Instability effects on the dark conductivity (sigma(Dark)) and photoconductivity (sigma(photo)) of microcrystalline silicon films with different microstructures deposited on smooth and rough substrates, after exposure to ... -
Contributions to the Dolichopodidae (Diptera) Fauna of Turkey
(Gazi Entomological Research Soc, 2010)Faunistic data are given for 5 species of Dolichopodidae, new to the fauna of Turkey and collected in the Marmara and Eagen regions. The following species are recorded for first time in Turkey Chrysotimus molliculus (Fallen, ... -
Ecological Features of the Pinus pinea Forests in the North-West Region of Turkey (Yalova)
(Foundation Environmental Protection & Research-Fepr, 2010)In this study, the phytosociological structure and ecological features of the Pious pinea forests in the Fistikli village of Yalova province in the north-west region of Turkey was investigated. From the phytogeographical ... -
Spatial distribution of the incompressible strips at AB interferometer
(Elsevier Science Bv, 2010)In this work, the edge physics of an Aharonov-Bohm interferometer (ABI) defined on a two dimensional electron gas, subject to strong perpendicular magnetic field B, is investigated. We solve the three dimensional Poisson ... -
The self-consistent calculation of exchange enhanced odd integer quantized Hall plateaus within Thomas-Fermi-Dirac approximation
(Elsevier Science Bv, 2010)We study the emergent role of many-body effects on a two-dimensional electron gas (2DEG) within the Thomas-Fermi-Dirac-Poisson approximation, including both the exchange and correlation interactions in the presence of a ... -
Microscopic theory of the activated behavior of the quantized Hall effect
(Elsevier Science Bv, 2010)The thermally activated behavior of the gate defined narrow Hall bars is studied by analyzing the existence of the incompressible strips within a Hartree-type approximation. We perform self-consistent calculations considering ... -
The current polarization rectification of the integer quantized Hall effect
(Elsevier Science Bv, 2010)We report on our theoretical investigation considering the widths of quantized Hall plateaus (QHPs) depending on the density asymmetry induced by the large current within the out-of-linear response regime. We solve the ... -
The effects of native and light induced defects on optoelectronic properties of hydrogenated amorphous silicon-germanium (a-SiGe:H) alloy thin films
(Springer, 2010)Effects of native and light induced defects states in hydrogenated amorphous silicon-germanium alloy thin films with different Ge concentrations have been investigated by using steady-state photoconductivity, dual beam ... -
Removal of Reactive Blue 221 by Kaolinite from Aqueous Solutions
(Amer Chemical Soc, 2010)The adsorption behavior of reactive blue 221 (RB221) on kaolinite was investigated by batch tests. The experiments were performed by employing a spectrophotometer to measure the concentration of RB221 before and after ... -
Morchella anatolica (Ascomycota), a new species from southwestern Anatolia, Turkey
(Taylor & Francis Inc, 2010)Morchella anatolica (Ascomycota, Pezizales, Morchellaceae), a new species collected from pine forest of southwestern Anatolia, Turkey, is described and illustrated. -
Growth kinetics and polysilicon formation by aluminium-induced crystallization on glass-ceramic substrates
(Springer, 2010)In this work, we present extended structural properties of poly-Si thin films fabricated by aluminium-induced crystallization (AIC) of amorphous silicon (a-Si) on high-temperature glass-ceramic substrates. The silicon ... -
Evaluation of metal concentration and antioxidant activity of three edible mushrooms from Mugla, Turkey
(Pergamon-Elsevier Science Ltd, 2010)This study is designed for the determination of metal concentrations, antioxidant activity potentials and total phenolics of Amanita caesarea, Clitocybe geotropa and Leucoagaricus pudicus. Concentrations of four heavy ... -
Biosorption of Cr(III) from solutions using vineyard pruning waste
(Elsevier Science Sa, 2010)The kinetics and biosorption mechanism of Cr(III) ions on vineyard pruning waste (VPW) have been studied using different parameters such as initial concentration, biosorbent dosage, temperature, contact time and solution ...