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Toplam kayıt 3474, listelenen: 261-280
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New analytical expressions, symmetry relations and numerical solutions for the rotational overlap integrals
(WILEY-BLACKWELL, 2012)In this article, extremely simple analytical formulas are obtained for rotational overlap integrals which occur in integrals over two reduced rotation matrix elements. The analytical derivations are based on the properties ... -
Locally Convex Valued Rectangular Metric Spaces and The Kannan's Fixed Point Theorem
(EUDOXUS PRESS, LLC, 2012)Rectangular TVS-cone metric spaces are introduced and Kannan's fixed point theorem is proved in these spaces. Two approaches are followed for the proof. At first we prove the theorem by a direct method using the structure ... -
ADDITIONAL RECORDS OF COREIDAE (HEMIPTERA: HETEROPTERA) FROM TURKEY, WITH CHECKLIST
(AMER ENTOMOL SOC, 2012)In this study, 473 adults from the family Coreidae (Hemiptera: Heteroptera) were collected from 48 different localities in Turkey. Additional material collected by Seidenstucker, Well schmied, Pfeiffer, Kulzer, Demelt and ... -
(Z)-2-Methoxy-N-[(5-nitrothiophen-2-yl)methylidene]aniline
(WILEY-BLACKWELL, 2012)The dihedral angle between the benzene and thiophene rings in the title compound, C12H10N2O3S, is 27.94 (13)degrees. An intermolecular C-H center dot center dot center dot pi interaction contributes to the stability of the ... -
Surface chemical conversion of 3-glycidoxypropyldimethylethoxysilane on hydroxylated silicon surface: FT-IR, contact angle and ellipsometry analysis
(PERGAMON-ELSEVIER SCIENCE LTD, 2012)The chemical conversion of the top surface of 3-glycidoxypropyldimethylethoxysilane (GPDMES) on hyroxylated silicon surface has been studied as a function of reaction time. A multiple-step procedure was applied in this ... -
A new view to ring theory via soft union rings, ideals and bi-ideals
(ELSEVIER SCIENCE BV, 2012)In this paper, by defining soft intersection-union product, we make a new approach to the classical ring theory via soft set theory, with the concept of soft union rings, ideals and bi-ideals. Moreover, we characterize ... -
Determination of pK(a) of benzoic acid- and p-aminobenzoic acid-modified platinum surfaces by electrochemical and contact angle measurements
(SPRINGER INTERNATIONAL PUBLISHING AG, 2012)Acidity constant values of benzoic acid (BA)-modified platinum electrode (Pt-BA) and p-aminobenzoic acid (pABA)-modified platinum electrode (Pt-NHBA) surfaces were determined using cyclic voltammetry (CV), electrochemical ... -
Experimental and Theoretical Study on the Electrochemical Behavior of Zofenopril and its Voltammetric Determination
(BENTHAM SCIENCE PUBL LTD, 2012)Electrochemical behavior of zofenopril (ZOF) was studied via experimental electrochemical methods and theoretical calculations performed at B3LYP/6-31+G(d)//AM1 level. Optimum conditions for quantitative determination were ... -
Combined experimental and theoretical approaches to the molecular structure of 4-(1-formylnaphthalen-2-yloxy)phthalonitrile
(PERGAMON-ELSEVIER SCIENCE LTD, 2012)The novel compound 4-(1-formylnaphthalen-2-yloxy)phthalonitrile, C19H10N2O2, has been synthesized and characterized by IR, UV-vis, NMR and X-ray single-crystal determination. The title compound, is built up from two planar ... -
Controlled grafting of cationic poly[(ar-vinylbenzyl)trimethylammonium chloride] on hydrogen-terminated silicon substrate by surface-initiated RAFT polymerization
(ELSEVIER SCIENCE BV, 2012)Controlled grafting of well-defined cationic poly[(ar-vinylbenzyl)trimethylammonium chloride] [poly (VBTAC)] brushes on a hydrogen-terminated silicon substrate (Si-H) was performed via surface-initiated RAFT polymerization. ... -
A Comparative Study of the Attitude, Concern, and Interaction Levels of Elementary School Teachers and Teacher Candidates towards Inclusive Education
(EDAM, 2012)Inclusion is an educational approach providing students with special needs with education in normal classrooms, which is the least restrictive educational environment for them by offering the necessary services for full ... -
Union soft substructures of near-rings and N-groups
(SPRINGER, 2012)In this paper, we introduce union soft subnear-rings and union soft ideals of a near-ring and union soft N-subgroups and union soft N-ideals of an N-group by using Molodtsov's definition of soft sets and investigate their ... -
Effects of thermal treatments on mechanical properties of Cu-24.2%Mn alloy
(NATL INST OPTOELECTRONICS, 2012)In this work, some physical and mechanical properties of Cu-24.2%Mn (wt %) alloy have been investigated by X-ray diffraction (XRD), Scanning Electron Microscopy (SEM) and compression deformation test. Austenite phase has ... -
Soft intersection near-rings with its applications
(SPRINGER, 2012)In this paper, we first define soft intersection near-ring (soft int near-ring) by using intersection operation of sets. This new notion can be regarded as a bridge among soft set theory, set theory and near-ring theory, ... -
TECHNOLOGY INTEGRATION AND TECHNOLOGY LEADERSHIP IN SCHOOLS AS LEARNING ORGANIZATIONS
(TURKISH ONLINE JOURNAL EDUCATIONAL TECH-TOJET, 2012)The purpose of this study was to investigate technology integration in primary schools from the perspective of leadership in learning organizations. To that end, the study examines two groups: school administrators who ... -
Determination of Some Heavyweight Aggregate Half Value Layer Thickness Used for Radiation Shielding
(POLISH ACAD SCIENCES INST PHYSICS, 2012)A radiation dose above the maximum permissible limit is very dangerous for human being. In radiation shielding, absorbent materials' properties must be well known. Heavyweight concrete is the most widely used in the world ... -
The Effect of Pumice Rate on the Gamma Absorption Parameters of Concrete
(POLISH ACAD SCIENCES INST PHYSICS, 2012)Since the technology concerning gamma radiation showed a rapid development, it became a necessity to be protected from it. One of the common shielding materials for this purpose is concrete. This study aims to give the ... -
Synthesis, cytotoxicity and apoptosis of cyclotriphosphazene compounds as anti-cancer agents
(ELSEVIER FRANCE-EDITIONS SCIENTIFIQUES MEDICALES ELSEVIER, 2012)In the present study, a number of new dispirobino and dispiroansa spermine derivatives of cyclotriphosphazene (8-10, 13) were synthesized and characterized by elemental analysis, mass spectrometry, H-1 and P-31 NMR ... -
Crystal structure, spectroscopic investigations and density functional studies of 4-(4-methoxyphenethyl)-5-benzyl-2H-1,2,4-triazol-3(4H)-one monohydrate
(PERGAMON-ELSEVIER SCIENCE LTD, 2012)The triazol compound 4-(4-methoxyphenethyl)-5-benzyl-2H-1,2,4-triazol-3(4H)-one monohydrate (I) has been synthesized and characterized by H-1 NMR, C-13 NMR. IR, and X-ray single-crystal determination. The molecular geometry, ... -
High density cationic polymer brushes from combined "click chemistry" and RAFT-mediated polymerization
(WILEY-BLACKWELL, 2012)A simple method for preparing cationic poly[(ar-vinylbenzyl)trimethylammonium chloride)] [poly(VBTAC)] brushes was used by combined technology of click chemistry and reversible addition-fragmentation chain transfer (RAFT) ...