Browsing Matematik ve Fen Bilimleri Eğitimi Bölümü Makale Koleksiyonu by Issue Date
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Effect of immigration in a predatorprey system: Stability, bifurcation and chaos
(AIMS Press, 02/06/2022)In the present manuscript, a discretetime predatorprey system with prey immigration is considered. The existence of the possible fixed points of the system and topological classification of coexistence fixed point are ... 
Fluorinated carbon and boron nitride fullerenes for drug Delivery: Computational study of structure and adsorption
(Elsevier, 1 May 2022)We applied a genetic algorithm combined with the B3LYP/6311G** approach to determine the structures of lowenergy isomers of partially fluorinated fullerenes, the number of which is combinatorically huge. We found that ... 
On the analysis of stability, bifurcation, and chaos control of discretetime predatorprey model with Allee effect on predator
(1.04.2022)In this paper, a discrete predatorprey model with Allee effect which is obtained by the forward Euler method has been investigated. The local stability conditions of the model at the fixed point have been discussed. In ... 
On the continuity properties of the Lp balls
(Walter de Gruyter GmbH, 11.04.2023)In this paper the right upper semicontinuity at p = 1 and continuity at p = ∞ of the setvalued map p → B_{\Omega,X,p}(r), p ∈ [1,∞], are studied where B_{\Omega,,X,p}(r) is the closed ball of the space L_p(\Omega, Σ, ... 
Modeling and simulation of the influence of quantum dots density on solar cell properties
(Springer, 12 Şubat 2)Based on the finite element method using the FEniCS computing platform and python programming, we solve the Schrödinger equation within the effective mass approximation. Its solution gives us the necessary energy for an ... 
Approximation of the image of the $L_p$ ball under HilbertSchmidt integral operator
(De Gruyter, 14.04.2023)In this paper an approximation of the image of the closed ball of the space $L_p$ $(p>1)$ centered at the origin with radius $r$ under HilbertSchmidt integral operator $F( \cdot ):L_p\rightarrow L_q$, $\frac{1}{p}+\frac{1}{q}=1,$ ... 
Approximation of the image of the $L_p$ ball under HilbertSchmidt integral operator
(De Gruyter, 14.04.2023)In this paper an approximation of the image of the closed ball of the space $L_p$ $(p>1)$ centered at the origin with radius $r$ under HilbertSchmidt integral operator $F( \cdot ):L_p\rightarrow L_q$, $\frac{1}{p}+\frac{1}{q}=1,$ ... 
On the continuity properties of the L_p balls
(Walter de Gruyter GmbH, 14.04.2023)In this paper the right upper semicontinuity at p = 1 and continuity at p = ∞ of the setvalued map p → B_{\Omega,X,p}(r), p ∈ [1, ∞], are studied where B_{\Omega,X,p}(r) is the closed ball of the space L_p(\Omega, Σ, \mu; ... 
On the robustness of the integrable trajectories of the control systems with limited control resources
(Polish Academy of Sciences, 14.09.2023)The control system described by Urysohn type integral equation is considered where the system is nonlinear with respect to the phase vector and is affine with respect to the control vector. The control functions are chosen ... 
Effects of external fields on the nonlinear optical rectification and second harmonic generation of GaAs/GaAlAs zigzag quantum well
(ELSEVIER, 15 Şubat 2)For the first time, the impact of externally applied static electric and magnetic field on the nonlinear op tical rectification (NOR) and second harmonic generation (SHG) coefficients of GaAs/GaAlAs zigzag quan tum well ... 
Influence of position dependent effective mass on impurity binding energy and absorption in quantum wells with the Konwent potential
(ELSEVIER SCI LTD, 15.9.2021)In this work, we perform a theoretical investigation on the effect of positiondependent effective mass on binding energy and optical absorption coefficient for donor impurities in single and double quantum wells defined ... 
Optical properties of spherical quantum dot in the presence of donor impurity under the magnetic field
(16.5.2021)In this study, the binding energies of an oncenter and offcenter hydrogenic donor impurity in a spherical quantum dot with finite confinement potential under an applied external magnetic field are investigated in detail ... 
The anisotropy effects on the shallowdonor impurity states and optical transitions in quantum dots
(2.8.2021)n this work, we theoretically investigate the anisotropy effects on impurity states and optical transitions in quantum dots. In particular, we investigate the role of the impurity position on the binding energy and optical ... 
An entry to the synthesis of uleinetype alkaloids by Fischer indole synthesis reactions: FTIR, NMR spectroscopy and computational study of the substituted carbazole compound
(Bulgarian Academy of Sciences, 2018)An efficient and straightforward method for the synthesis of 2(2,3,4,9tetrahydro1Hcarbazole2yl)acetonitrile by Fischer reaction of phenylhydrazine hydrochloride acid and 2(3oxocyclohexyl)acetonitrile in presence ... 
Zeeman splitting, Zeeman transitions and optical absorption of an electron confined in spherical quantum dots under the magnetic field
(2021)In this study, we present a detailed theoretical investigation of the effect of an externally applied magnetic field on the energy states , , and in the spherical quantum dot with finite and infinite confinement potentials. ... 
Effects of intense laser field and position dependent effective mass in Razavy quantum wells and quantum dots
(2021)Using the effective mass and parabolic band approximations, we investigated the positiondependent effective mass and nonresonant intense laser field effects on the first and thirdorder corrections of the absorption ... 
Activity analysis of new Nheterocyclic carbenes and silver Nheterocyclic carbene molecules against novel coronavirus by UVvis, fluorescence spectroscopy and molecular docking
(2021)The biggest pandemic that this generation has experienced is still continuing. While researchers concentrated on vaccine studies, development of treatment procedures and antiviral drugs are other important parts of ... 
PEPPSI complexes as potential prodrugs: enzyme inhibition, antioxidant activity, electrochemical characterization, molecular docking analysis
(2021)In this study, enzyme inhibition and antioxidant activity analyzes of previously characterized pyridineenhanced precatalyst preparation stabilization and initiation (PEPPSI)type Palladium(II) complexes with ... 
Antimicrobial activity, inhibition of biofilm formation, and molecular docking study of novel AgNHC complexes
(2021)In this study, we reported the synthesis of a new series of Silver(I)Nheterocyclic carbene complexes which were obtained from the corresponding new Nheterocyclic carbene (NHC) precursors. All new compounds were ... 
New Hybrid (E)4((pyren1ylmethylene)amino)N(thiazol 2yl)benzenesulfonamide as a Potential Drug Candidate: Spectroscopy, TDDFT, NBO, FMO, and MEP Studies
(Wiley, 2021)A novel pyrenesulfathiazolebased potential drug candidate 3 was designed, successfully synthesized by a condensation reaction of pyrenecarboxaldehyde (1) with sulfathiazole (2) in good yield, and fully characterized ...