Now showing items 30-49 of 113
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Design, synthesis, antimicrobial activity and molecular docking study of cationic bis‐benzimidazole‐silver(I) complexes
(2023)Two series of bis(1‐alkylbenzimidazole)silver(I) nitrate and bis(1‐alkyl‐5,6‐ dimethylbenzimidazole)silver(I) nitrate complexes, in which the alkyl substituent is either an allyl, a 2‐methylallyl, an isopropyl or a ... -
DFT computational study of trihalogenated aniline derivative’s adsorption onto graphene/fullerene/fullerene-like nanocages, X12Y12 (X = Al, B, and Y = N, P)
(Elsevier, 2022)Adsorption of 2,4,6-tribromoaniline (BA), 2,4,6-trifluoroaniline (FA) and 2,4,6-trichloroaniline (CA) onto the surface of coronene/fullerene/fullerene-like nanocages was investigated by theoretical calculations. Due to ... -
Diamagnetic susceptibility of an artificial hydrogen molecule ion DD2 + confined to quantum dots: effects of anisotropy
(2023)We present the numerical results obtained by the twodimensional diagonalisation method concerning the anisotropy and internuclear distance dependence of the electronic structure, total energy and diamagnetic susceptibility ... -
DYNAMICAL COMPLEXITIES IN A DISCRETE-TIME PREDATOR-PREY SYSTEM AS CONSEQUENCES OF THE WEAK ALLEE EFFECT ON PREY
(2023)In this paper, a two dimensional discrete-time predator-prey system with weak Allee effect, affecting the prey population, is considered. The existence of the positive fixed points of the system and topological classification ... -
Effect of immigration in a predator-prey system: Stability, bifurcation and chaos
(AIMS Press, 02/06/2022)In the present manuscript, a discrete-time predator-prey system with prey immigration is considered. The existence of the possible fixed points of the system and topological classification of coexistence fixed point are ... -
Effect of position-dependent effective mass on donor impurity- and exciton-related electronic and optical properties of 2D Gaussian quantum dots
(2022)Using the compact density matrix scheme and the effective mass approximation, we study the influence of positiondependent electron and heavy-hole mass distributions on the impurity-related electronic properties, excitonic ... -
Effects of external electric and magnetic field on the nonlinear optical rectification, second, and third-harmonic generations in GaAs/AlGaAs asymmetric triple quantum well
(Springer, 31 Temmuz )In this paper, we theoretically investigate the nonlinear optical rectification (NOR), second-harmonic generation (SHG), and third-harmonic generation (THG) coefficients of an AlGaAs/GaAs asymmetric triple quantum well ... -
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 ... -
Effects of hydrostatic pressure and temperature on the nonlinear optical properties of GaAs/ GaAlAs zigzag quantum well
(TAYLOR & FRANCIS LTD, 2022)We have examined theoretically how the temperature and the hydrostatic pressure affect the total optical absorption coefficients, the total refractive index changes, and the second harmonic generation coefficients for ... -
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 position-dependent effective mass and non-resonant intense laser field effects on the first and third-order corrections of the absorption ... -
Efficient synthesis of chromeno[2,3-b]pyridine derivatives using Zn (OTf)2 as a catalyst: DFT computations, molecular docking and ADME Studies
(Elsevier, 2023)An efficient method was developed for the synthesis of chromeno[2,3-b]pyridine derivatives by using Zn(OTf)2 (Zinc trifluoromethanesulfonate) via one-pot [3 + 3] cascade annulation methods using 2-amino-4H-chromen-4-one ... -
Electronic and optical properties of a D+ 2 complex in two-dimensional quantum dots with Gaussian confinement potential
(2022)Using the two-dimensional diagonalization method and the effective mass approximation, the electronic structure and intersubband optical absorption of the singly ionized double donor complex confined in a Gaussian quantum ... -
Energy spectrum and interlevel transitions within the conduction band of a D+ 2 complex confined in a spherical quantum dot
(2022)In this work, we have performed a theoretically study on the energy spectrum, binding energy and interlevel transitions within the conduction band of a D+ 2 complex confined in a spherical quantum dot with finite ... -
An entry to the synthesis of uleine-type alkaloids by Fischer indole synthesis reactions: FT-IR, 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-(2,3,4,9-tetrahydro-1H-carbazole-2-yl)acetonitrile by Fischer reaction of phenylhydrazine hydrochloride acid and 2-(3-oxocyclohexyl)acetonitrile in presence ... -
Equilibrium, thermodynamic, and kinetic modeling studies for the adsorptive removal of oxyanions from water
(TAYLOR & FRANCIS INC, DEC 2021)Water is being contaminated by different oxyanions which have many negative effects on the human body. This study deals with the adsorptive removal of Cr2O7-2, AsO4-3, and ClO4-1 oxyanions from water using diethanolamino ... -
Experimental and DFT Modeling Studies for the Adsorptive Removal of Reactive Dyes from Wastewater
(CRC Press Taylor Francis, 2022)The current research demonstrates the adsorptive removal of RY-18, RR-2, RB-13, and RB-171 dyes from wastewater samples using p-diethylaminomethylcalix[4]arene silica appended (DSA) resin. The DSA resin shows high ... -
Fen Bilimleri Eğitiminde Mobil Teknoloji Destekli Uygulamalar
(Gece Kitaplığı Yayınevi, 2022)Teknolojideki son gelişmeler, kablosuz olarak ağa bağlanan daha da gelişmiş mobil cihazların tasarımına yol açmıştır. Bu tür cihazlar, bilgiye anında erişim ve iletişim imkânı sunmuş, insan ilişkilerini ve sosyal yapıları ... -
Fen Öğretiminde Kimya Laboratuar Uygulamaları I ve II
(Vizetek Yayıncılık Sanayi ve Ticaret Limited Şirketi, Aralık 202)Bu kitaptaki kimya laboratuarı deneyleri, ortaokul fen bilimleri dersi öğretim programında “Madde ve Doğası” öğrenme alanında hedeflenen bilişsel kazanımlara yönelik olarak hazırlanmıştır. Kitap iki bölümden oluşmaktadır. ... -
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/6-311G** approach to determine the structures of low-energy isomers of partially fluorinated fullerenes, the number of which is combinatorically huge. We found that ...
