Güncel Gönderiler: Fakülteler
Toplam kayıt 6779, listelenen: 3981-4000
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Position Vectors of General Helices According to Type-2 Bishop Frame in E3
(2018)In this paper, we study the position vector of a general helix according to type-2 Bishop frame in the3-dimensional Euclidean space E3. Moreover we determine the natural representation of a general helixin E3. -
Rings and Modules Whose Socles are Relative Ejective
(2018)Lifting homomorphism from modules to modules or even from certain submodule to the modules have beenimportant both in ring and module theory. In this note we study rings and modules whose socles are relative ejective.Moreover ... -
L- ve M-zayıf Kompakt Operatörlerin Sıra Yapısı Üzerine
(2018)Banach örgüleri üzerinde tanımlı zayıf kompakt operatörlerin alt sınıfları olan L-zayıf ve M-zayıf kompaktoperatörlerin genelde vektör örgüsü olmadıkları bilinmesine rağmen sıra yapılarına dair çalışmalar literatürdegörü ... -
Computation of Trace and Nodal Points of Eigenfunctions for a Sturm-Liouville Problem with Retarded Argument
(2018)In this study, a formula for regularized sums of eigenvalues and nodalpoints of eigenfunctions for a discontinuous Sturm-Liouville problem with aconstant retarded argument. Contrary to standart problems the spectralparameter ... -
Analytical studies on waves in nonlinear transmission line media
(2019)In this study, we introduce the lossy nonlinear transmission line equation, whichis the dissipative-dispersive equation and an important problem of electricaltransmission lines. For the engineers and physicist, the equation ... -
Forced Degradation Studies of Nateglinide by the First-Order Derivative Spectrophotometric Method and the Density Functional Theory of the Nateglinide Molecule
(Springer, 2022)Nateglinide (NAT) is an oral antihyperglycemic agent used for the treatment of noninsulin-dependent diabetes mellitus. We evaluated the NAT stability under various forced degradation tests (acidic, basic) and predicted the ... -
The Hasimoto Surface According to Bishop Frame
(2019)In this paper, we investigate the Hasimoto surfaces in Euclidean 3- space. Firstly,we investigate the geometric properties of these surfaces in Euclidean 3-space.Especially, we obtain the curvatures of Hasimoto surface ... -
Structural, electronic, and spectroscopic study on 1,5-methanoazocino[4,3-b]indole synthesized by TFB-based route
(Springer International Publishing Ag, 2021)This work proposed a new route to synthesizing pharmaceutical important molecules just in three steps. This synthetic route provides an economical way for synthetic chemistry to get the key products concerning the biochemical ... -
An efficient studies on C-2 cyanomethylation of the indole synthesis: the electronic and spectroscopic characterization (FT-IR, NMR, UV-Vis), antioxidant activity, and theoretical calculations
(Elsevier, 2022)The direct cynamethylation with the development of catalyzed methodologies directed to 2-(cyanomethyl)indoles was reported by using tetrafluoro-1,4-benzoquinone (TFB) as the catalyst and it was synthesized in one step ... -
Cyanomethylation of 2,3,4,9-tetrahydro-1H-carbazol-1-one based on using two different reagents: Antioxidant activity and DFT studies
(Elsevier, 2022)C-2 and C-6 monoalkyl nitrile substituted reactant (1), which constitute the tricyclic framework of carbazole derivatives along with the substructure of the Strychnos alkaloids family, have been synthesized by using different ... -
Cr(VI) adsorption on binary and ternary composites of raw cocoa shell with magnetic nanoparticle and Prussian blue
(Elsevier B.V., 2022)Binary and ternary composites of raw cocoa shell (CS) were investigated as novel adsorbents for chromate (Cr(VI)) ions adsorption. CS incorporated with magnetite nanoparticle (MNP) and MNP-Prussian blue (MNP-PB) composites ... -
Synthesis and molecular docking study of novel COVID-19 inhibitors
(TUBITAK, 2021)In 2020, the world tried to combat the corona virus (COVID-19) pandemic. A proven treatment method specific to Severe Acute Respiratory Syndrome Coronavirus-2 (SARS-CoV-2) is still not found. In this study, seven new ... -
Carbazole derivatives: Synthesis, spectroscopic characterization, antioxidant activity, molecular docking study, and the quantum chemical calculations
(Elsevier, 2021)A various carbazole derivativeswere synthesized for the synthesis 2,3-Dihydro-1H-carbazol-4(9H)-one O-acetyl oxime (3), ethyl 2-(2,3,4,9-tetrahydrospiro[carbazole-1,2'-[1,3]dithiolane]-2-yl)acetate (5), 2- hydroxyethyl ... -
Determination of Major, Minor, and Toxic Elements in Tropical Fruits by ICP-OES After Different Microwave Acid Digestion Methods
(Springer, 2021)Fruits contain nutrients, minerals, trace elements, vitamins, and phytochemicals that are important in terms of human health. When fruits are consumed in a balanced diet, they have a positive effect with regard to reducing ... -
(-)-Tubifolidine as strychnos indole alkaloid: Spectroscopic charactarization (FT-IR, NMR, UV-Vis), antioxidant activity, molecular docking, and DFT studies
(Elsevier, 2021)Strychnos indole alkaloids, which include tubifolidine (2) and are an important group of complex and interesting natural compounds as bio-actives, antioxidants as well as ABCDE ring system. Four different procedures have ... -
An Effective Approach to the Strychnos Alkaloids: Total Synthesis of Tubifolidine
(Springer, 2021)A facile total synthesis of tubifolidine has been developed, which is accomplished in an 11-step synthesis of the ABCDE pentacyclic of the strychnos alkaloids with an overall yield of 10%. The key steps are the cyclization ... -
A Novel Molecule: 1-(2,6 Dichlorobenzyl)-4-(2-(2-4-hydroxybenzylidene)hydrazinyl)pyridinium Chloride and its Interaction with DNA
(Wiley-V C H Verlag Gmbh, 2021)Herein, a novel pyridine derivative, 1-(2,6 dichlorobenzyl)-4-(2-(2-4-hydroxybenzylidene)hydrazinyl)pyridinium chloride (DHPC), was synthesized as a candidate drug molecule. Interaction of DHPC with DNA was used to explore ... -
An Improved Approach to the Synthesis of (+/-)-Noruleine
(Taylor & Francis Inc, 2021)[No Abstract Available] -
A new reagent for efficient synthesis of nitriles from aldoximes using methoxymethyl bromide
(Editura Academiei Romane, 2021)This study outlines an efficient, high-yielding, and rapid method by which to access diverse nitriles from aldoximes with methoxymethyl bromide (MOM-Br) in THF. It represents the first application of MOM-Br as a deoximation ... -
New route for synthesis of 2-(2,2-dimethoxyethyl)-1,2,3,4,5,6-hexahydro-1,5-methanoazocino[4,3-b] indole and DFT investigation
(Elsevier Sci Ltd, 2020)Development of efficient sequences for the synthesis of the title compound (2-(2,2-dimethoxyethyl)-1,2,3,4,5,6-hexahydro-1,5-methanoazocino[4,3-b]indole) (7) was described. The title compound was synthesized through several ...
