Güncel Gönderiler: Makale Koleksiyonu
Toplam kayıt 624, listelenen: 161-180
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A NEW CONSTRUCTION OF BIENERGY AND BIANGLE IN LORENTZ 5-SPACE
(Honam Mathematical Soc, 2021)In this study, we firstly compute the energies and the angles of Frenet vector fields in Lorentz 5-space L-5. Then we obtain the bienergies and biangels of Frenet vector fields in L-5 by using the values of energies and ... -
Characterizations of special time-like curves in Lorentzian plane L-2
(World Scientific Publ Co Pte Ltd, 2017)In this paper, we first obtain the differential equation characterizing position vector of time-like curve in Lorentzian plane L-2. Then we study the special curves such as Smarandache curves, circular indicatrices, and ... -
THE RELATIONS BETWEEN NULL GEODESIC CURVES AND TIMELIKE RULED SURFACES IN DUAL LORENTZIAN SPACE D-1(3)
(Honam Mathematical Soc, 2019)In this work, we study the conditions between null geodesic curves and timelike ruled surfaces in dual Lorentzian space. For this study, we establish a system of differential equations characterizing timelike ruled surfaces ... -
A Log-Linear Modeling Approach for Differential Item Functioning Detection in Polytomously Scored Items
(Sage Publications Inc, 2020)A log-linear model (LLM) is a well-known statistical method to examine the relationship among categorical variables. This study investigated the performance of LLM in detecting differential item functioning (DIF) for ... -
Analytical solution of the local fractional Klein-Gordon equation for generalized Hulthen potential
(Scientific Technical Research Council Turkey-Tubitak, 2017)The one-dimensional Klein Gordon (KG) equation is investigated in the domain of conformable fractional calculus for one-dimensional scalar potential, namely generalized Hulthen potential. The conformable fractional calculus ... -
Improving catalytic hydrolysis reaction efficiency of sol-gel-encapsulated Candida rugosa lipase with magnetic beta-cyclodextrin nanoparticles
(Elsevier, 2014)A silica-based p-cyclodextrin was immobilized on magnetic nanoparticles to obtain a macrocyclic compound with magnetic property. Then, the beta-cyclodextrin-grafted magnetic nanoparticles were encapsulated with Candida ... -
Molecular structure and phase change properties of various polymer-doped liquid crystal
(Elsevier Science Bv, 2019)In this study, the electro-optical and phase transition properties of 4-cyano-4'-n-pentylbiphenyl (5CB) liquid crystal doped by various polymers have been investigated. New liquid crystals were synthesized by doping 5CB ... -
Examination of Teacher Candidates' Lifelong Learning Competence and Basic Motivation Resources as Parts of Sustainability
(Mdpi, 2019)The purpose of this research is to determine the level of teacher candidates' lifelong learning competence and basic motivation resources and to examine the lifelong learning competence and basic motivation of teacher ... -
The The validity of Kohlrausch law for the photocurrent transient and the role of N-2/Ar flow ratio in photoconductivity of sputtered CoZnO
(Elsevier Science Sa, 2017)Co:ZnO (CZnO) ferromagnetic semiconductor layers are coated on the surface of glass and Si substrates by Magnetron Sputter Deposition Method (MSDM) with variable N-2/Ar gas flow ratio. N-2/Ar flow ratio varies from 5 sccm ... -
Representation of integers by k-generalized Fibonacci sequences and applications in cryptography
(World Scientific Publ Co Pte Ltd, 2021)The aim of this paper is to construct a relation between tribonacci numbers and generalized tribonacci numbers. Besides, certain conditions are obtained to generalize the representation of a positive integer N which is ... -
Contributions to differential geometry of isotropic curves in the complex space C-3 - II
(Academic Press Inc Elsevier Science, 2016)This study investigates classical differential geometry of isotropic curves in the complex space C-3. First, we deal with spherical images of isotropic curves, and then obtain some results regarding these curves. Therefore, ... -
ON DARBOUX HELICES IN THE COMPLEX SPACE C-3
(Editura Bibliotheca-Bibliotheca Publ House, 2019)In this study, using Darboux vector of an isotropic curve given by Semin in [1], we give a characterization of isotropic Darboux helices in the complex space C-3. We show that an isotropic curve to be a Darboux helix has ... -
Thyroid papillary cancer-related pregnancy: a case report
(Walter De Gruyter Gmbh, 2017)Differentiated thyroid cancer is the second-most frequent tumor among those tumors diagnosed during pregnancy after breast cancer; it also is the most common endocrine malignancy. Pregnancy-associated cancer was defined ... -
Some integral inequalities of Hermite-Hadamard type for multiplicatively preinvex functions
(Amer Inst Mathematical Sciences-Aims, 2020)In this paper, some integral inequalities of Hermite-Hadamard type for multiplicatively preinvex functions are established. Also, new inequalities involving multiplicative integrals are obtained for product and quotient ... -
Current-voltage (I-V) characteristics of Au/InGaAs/n-GaAs Schottky barrier diodes
(Natl Inst Optoelectronics, 2012)In this study, the forward and reverse bias current-voltage (I-V) characteristics of Au/InGaAs/n-GaAs Schottky barrier diodes (SBDs) have been investigated at room temperature. InGaAs epilayer was grown on (100) oriented ... -
Hydrogen storage capacity and methylene blue adsorption performance of activated carbon produced from Arundo donax
(Elsevier Science Sa, 2019)Hydrogen storage is an important challenge for the manufacturing and development of hydrogen-powered vehicles, so the hydrogen adsorption performance of the activated carbon obtained from Arundo donax was investigated. ... -
Copper Phthalocyanine Functionalized Single-Walled Carbon Nanotubes: Thin Films for Optical Detection
(Amer Scientific Publishers, 2015)Thin films of non-covalently hybridized single-walled carbon nanotubes (SWCNT) and tetra-substituted copper phthalocyanine (CuPcR4) molecules have been produced from their solutions in dimethylformamide (DMF). FTIR spectra ... -
Determination of Quercetin in Medicinal Plants Such as Rose Hip (Rosa canina), Bettle (Urtica dioica), Terebinth (Terebinthina chica) and Purslane (Portulace oleracea) using HPLC-MS Method
(Asian Journal Of Chemistry, 2012)A simple and rapid high performance liquid chromatography-mass spectrometry (HPLC-MS) method was developed for the determination of quercetin in four plants and fruits samples which are rose hip (Rosa canina), nettle (Urtica ... -
Determination of Kaempferol in Rosa canina, Urtica dioica, Terebinthina chica and Portulace oleracea by HPLC-MS
(Asian Journal Of Chemistry, 2013)The published studies on a positive association between the consumption of foods containing kaempferol and a reduced risk of developing several disorders such as cancer and cardiovascular diseases have increased the interest ... -
Preparation of analytical columns and HPLC silica-based C-18 packing material synthesis from non-toxic silica source
(Taylor & Francis Inc, 2018)Studies about stabilization and lowering the activity of the permanent groups of stationary phases that are used in reversed-phase liquid chromatography (RP-HPLC) considerably increased during the last few decades. In gas ...
