Browsing WoS İndeksli Yayınlar Koleksiyonu by Issue Date
Now showing items 1-20 of 1741
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Some further analytical results on the solid angle subtended at a point by a circular disk using elliptic integrals
(ELSEVIER SCIENCE BV, 2007)A series formulation involving complete elliptic integrals of the first and second kinds for the solid angle subtended at a point by a circular disk is presented. Results from the present model were tested against data ... -
On the evaluation of rectangular plane-extended sources and their associated radiation fields
(PERGAMON-ELSEVIER SCIENCE LTD, 2007)The objective of this paper is to provide an efficient and reliable analytical procedure for the evaluation of rectangular plane-extended sources and their associated radiation fields. Integrals with integer and non-integer ... -
Evaluation of novice physics teachers' teaching skills
(AMER INST PHYSICS, 2007)The purpose of this study is to evaluate novice physics teachers' teaching skills they developed through teaching programs. This work has been carried out by employing case study approach. The findings were collected from ... -
Effect of complexation on photocatalytic degradation of dissolved organic nitrogen compounds
(TAYLOR & FRANCIS INC, 2007)The effect of metal ions on TiO2 mediated photocatalytic oxidation for the determination of dissolved organic nitrogen compounds is investigated. Ethylenediaminetetraaceticacid was chosen as a model molecule for DON ... -
A generalization of surfaces family with common spatial geodesic
(ELSEVIER SCIENCE INC, 2008)We analyzed the problem of constructing a surfaces family from a given spatial geodesic curve as in the work of Wang et al. [G.-J. Wang, K. Tang, C.-L. Tai, Parametric representation of a surface pencil with a common spatial ... -
Sempervivum ekimii nom. et stat. nov. for S-minus var. glabrum (Crassulaceae), with an amplified description
(FINNISH ZOOLOGICAL BOTANICAL PUBLISHING BOARD, 2008)The name Sempervivum ekimii F. Karaer nom. et stat. nov. is proposed for S. minus var. glabrum (Crassulaceae) from Turkey based on examination of type material and other specimens. An amplified description of the taxon is ... -
EFFECTS OF FUNGICIDE ON MEIOSIS OF TOMATO (LYCOPERSICON ESCULENTUM MILL.)
(BANGLADESH BOTANICAL SOC, 2008)The effects of Equation Pro (22.5 % Famoxadone + 30 % Cymoxanil) fungicide applied to tomato grown in greenhouse at recommended dosage (40 g/100 1 tap water) by manufacturing company and double the recommended dosage (80 ... -
A one-dimensional silver(I) coordination polymer with saccharin and pyrazine: synthesis, crystal structure, thermal analysis, FTIR spectra, and DFT studies
(SPRINGER/PLENUM PUBLISHERS, 2008)A silver(l) complex of saccharinate (sac) with pyrazine (pyz), [Ag(sac)(pyz)](n), has been synthesized and characterized by elemental analysis, IR, thermal analysis, and single-crystal X-ray diffractometry. The complex ... -
The effects of fosetyl-Al application on morphology and viability of Lycopersicon esculentum Mill. pollen
(CZECH ACADEMY AGRICULTURAL SCIENCES, 2008)In the present study, the effects of fungicide Aliette WG 800 [80% fosetyl-Al (aluminium tris-o-ethyl phosphonate)], widely used against Phytophtora infestans on tomatoes grown in greenhouse in Turkey, were studied on the ... -
A recombinant PvpA protein-based diagnostic prototype for rapid screening of chicken Mycoplasma gallisepticum infections
(ELSEVIER SCIENCE BV, 2008)Mycoplasma gallisepticum is the primary agent of chronic respiratory disease causing important economic losses in the poultry industry. Serological monitoring is essential to maintain mycoplasma-free breeder flocks and ... -
EFFECTS OF A FUNGICIDE ON THE MORPHOLOGY AND VIABILITY OF POLLENS OF TOMATO (LYCOPERSICON ESCULENTUM MILL.)
(BANGLADESH BOTANICAL SOC, 2009)Effects of Agri Fos 400 (Mono and di-potassium phosphanate), a fungicide widely used oil tomatoes grown in greenhouses in Turkey against Phytophthoro infestans were studied on the morphology and viability of tomato ... -
MORPHOLOGY, ANATOMY AND ECOLOGY OF CRITICALLY ENDANGERED ENDEMIC CROCUS PESTALOZZAE BOISS. (IRIDACEAE) IN NORTH-WEST TURKEY
(BANGLADESH BOTANICAL SOC, 2009)Morphology, anatomy and ecology of endemic species Crocus pestalozzae Boiss. (Iridaceae), have been investigated during flowering period in early spring. The bulbous plant grows in moist heath, meadowland and rocky areas ... -
A method on solving irregular boundary value problems with transmission conditions
(ACADEMIC PUBLICATION COUNCIL, 2009)In this paper, we consider the boundary value problem with transmission conditions The boundary value problem studied in this work includes eigenvalue parameter which is second degree in equation and first degree in one ... -
Studies on the Alydidae, Rhopalidae and Stenocephalidae (Heteroptera: Coreoidea) species of the Kelkit Valley of Turkey
(ENTOMOLOGICAL SOC TURKEY, EGE UNIV, 2009)In this study, 677 adult specimens from Alydidae, Rhopalidae and Stenocephalidae (Heteroptera: Coreoidea), which are from 45 different localities in Kelkit Valley were collected between 2005-2007. By identifying of the ... -
Antifungal and herbicidal properties of essential oils and n-hexane extracts of Achillea gypsicola Hub-Mor. and Achillea biebersteinii Afan. (Asteraceae)
(ELSEVIER SCIENCE BV, 2009)The chemical composition of essential oils isolated by hydrodistillation from the aerial parts of Achillea gypsicola Hub-Mor., Achillea biebersteinii Afan. and n-hexane extracts obtained from the flowers of A. gypsicola ... -
The role of RpoS, H-NS and AcP on the pH-dependent OmpC and OmpF porin expressions of Escherichia coli at different pH
(ACADEMIC JOURNALS, 2009)It is generally accepted that OmpC and OmpF porin proteins have important roles to play in the survival of Escherichia coli under different environmental conditions. However, the influence of different environmental ... -
Irregular Boundary Value Problems with Discontinuous Coefficients and the Eigenvalue Parameter
(SPRINGER BASEL AG, 2009)In this study, a Birkhoff-irregular boundary value problem for linear ordinary differential equations of the second order with discontinuous coefficients and the spectral parameter has been considered. Therefore, at the ... -
Analytical evaluation for two-center nuclear attraction integrals over slater type orbitals by using Fourier transform method
(SPRINGER, 2009)In this study, we shall suggest analytical expressions for two-center nuclear attraction integrals over STO's with a one-center charge distribution by using Fourier transform method. The derivation is based on partial-fraction ... -
The measurements of radon concentrations in drinking water and the Yesilirmak River water in the area of Amasya in Turkey
(OXFORD UNIV PRESS, 2009)This paper presents the results of radon ((222)Rn) concentrations in drinking water and river water. In this respect, water samples were collected in the city of Amasya, inner parts of the Median Black sea region in Turkey ... -
Active learning strategies in physics teaching
(SILA SCIENCE, 2009)The purpose of this study was to determine physics teachers' opinions about student-centered activities applicable in physics teaching and learning in context. A case study approach was used in this research. First, ...
