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Journal of New Results in Science
ISSN 1304-7981 · Tokat Gaziosmanpasa University · 280 artikel di indeks
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Artikel Jurnal
On σ-primeness and σ-semiprimeness in rings with involution
This study introduces the structure of $\left\vert\mathcal{S}_{R}^{\sigma}\right\vert $-$\sigma$-semiprime ring, $\left\vert \mathcal{S}_{R}^{\sigma}\right\vert $-$\sigma$-prime ring, and source of $\sigma$-primeness , which have not been previously explored, and presents new results. We define a…
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Artikel Jurnal
The invasive Nearctic wasp Isodontia mexicana (Hymenoptera, Sphecidae) now established in Türkiye
The genus Isodontia Patton, 1880, consisting of grass-carrying wasps belonging to the family Sphecidae, has 62 described species distributed worldwide. Two are native to the Western Palaearctic and occur in Türkiye: Isodontia paludosa (Rossi, 1790) and Isodontia splendidula (A. Costa, 1858)…
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Artikel Jurnal
Barrow holographic dark energy models in Lyra and general relativity theories
This study investigates the Barrow holographic dark energy (BHDE) matter distribution in the Bianchi I universe model in Lyra and General Relativity Theories. To this end, it obtains exact solutions by Hubble parameter, conservation equation, and BHDE energy density equation and supports them with…
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Artikel Jurnal
A review of recent research on the antimicrobial activities of thiosemicarbazone-based compounds
Thiosemicarbazones can be synthesized by condensation of thiosemicarbazides with ketones or aldehydes and play a role as precursors in the synthesis of many compounds such as thiazoles. They can exhibit many biological activities such as anti-inflammatory, antitumor, and antimicrobial properties…
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Artikel Jurnal
Bijective soft rings with applications
In recent years, soft sets have been widely used in many important decision-making real-life problems. In this paper, observing the usage of soft sets in such kind of vital problems, we have introduced the bijective-unitary bijective soft rings. Firstly, we have defined and exemplified a bijective…
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Artikel Jurnal
Influence of various fertilizer regimes on phenological characteristics, polyphenol content, and antioxidant capacity of Amaranthus caudatus L.
In this study, the effects of different doses of organic (OF), vermicompost (VC), and chemical (CF) fertilizers on phenological characteristics, polyphenolic compounds, and antioxidant capacity of Amaranthus caudatus L. were evaluated. The study was carried out using a randomized block design with…
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Artikel Jurnal
Synthesis, characterization, and cytotoxicity analyses of ABA-type block copolymer bearing p-xylene-bis(2-mercaptoethyloxy) core
ABA–type amphiphilic novel poly(N-vinyl pyrrolidone)-block-poly(D,L-lactide)-block-poly(N-vinyl pyrrolidone) (PNVP-b-PDLLA-b-PNVP), triblock copolymer was synthesized via combination of ring-opening polymerization (ROP) and reversible addition-fragmentation chain transfer (RAFT) polymerization…
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Artikel Jurnal
The production of $B_{4}C$ reinforced metal matrix composite from waste $AZ91$ magnesium alloy using the ball milling method
In this study, the Mg/$B_4$C composite reinforced with boron carbide particles was produced by mechanical milling method using waste AZ91 magnesium alloy chips. The mechanical and tribological properties of the produced composites were investigated through hardness and wear tests. A mixture of AZ91…
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Artikel Jurnal
Compact operators on the Motzkin sequence space $c_0(\mathcal{M})$
The concept of non-compactness measure is extremely beneficial for functional analysis in theories, such as fixed point and operator equations. Apart from these, the Hausdorff measure of non-compactness also has some applications in the theory of sequence spaces which is an interesting topic of…
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Artikel Jurnal
Goodness-of-fit tests based on Kullback-Leibler divergence for bladder cancer survival analysis: Applications to exponentiated exponential distribution
Bladder cancer is among the ten most common types of cancer worldwide, with approximately 550,000 new cases occurring each year. It accounts for comprehensively compared to 3% of all newly diagnosed cancer cases and contributes to 2.1% of cancer-related deaths globally. This article introduces…
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Artikel Jurnal
Genomic analysis of secondary metabolite biosynthesis gene clusters and structural characterization of terpene synthase and cytochrome P450 enzymes in Zingiber officinale Roscoe
This study uses bioinformatics approaches to elucidate the genetic basis of secondary metabolite biosynthesis in Zingiber officinale (Z. officinale). To this end, it identifies 44 secondary metabolite biosynthetic gene clusters and maps onto individual chromosomes, with chromosomes 1A and 8A…
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Artikel Jurnal
Quantitative analysis of phenolics in Trifolium pratense L. flowers and evaluation of antioxidant activity by sensory
Trifolium pratense L. flowers (TPF) were collected and dried in shade in this study. After extraction in methanol, a diluted solution was applied to the liquid chromatography electrospray ionization tandem mass spectrometry (LC-ESI-MS/MS) device to determine the bioactive compounds quantitatively…
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Artikel Jurnal
Genomic exploration of HAK/KUP/KT potassium transporter genes in Citrus sinensis (L.) Osbeck: A comprehensive bioinformatics approach
Citrus sinensis (L.) Osbeck, a member of the Rutaceae family, holds significant economic importance. Potassium (K), an essential macronutrient, is vital in diverse physiological processes, such as photosynthesis, osmoregulation, stress tolerance, and disease resistance. The high-affinity K ion…
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Artikel Jurnal
Influence of Gd2O3 reinforcement on the mechanical, physical and radiation shielding properties of Al-30Sm2O3 composites
In this comprehensive study, we meticulously fabricated Al-30Sm2O3-XGd2O3 (X = 3, 6, 9, 12, and 15) composites through a series of tests and analyses to determine the composites' mechanical, physical, corrosion, and radiation shielding properties. Scanning electron microscopy (SEM-EDX) and X-ray…
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Artikel Jurnal
Pell Leonardo numbers and their matrix representations
In this study, we investigate Pell numbers and Leonardo numbers and describe a new third-order number sequence entitled Pell Leonardo numbers. We then construct some identities, including the Binet formula, generating function, exponential generating function, Catalan, Cassini, and d’Ocagne’s…
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Artikel Jurnal
The basis property of generalized eigenfunctions for one boundary value problem with discontinuities at two interior points
In this study, we consider a spectral problem for one boundary value problem with discontinuities at two interior points. The boundary conditions involve a spectral parameter. We consider some compact, positive, self-adjoint operators to reduce the spectral problem to an operator-pencil equation…
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Artikel Jurnal
Coerciveness and isomorphism of discontinuous Sturm-Liouville problems with transmission conditions
This study investigates a discontinuous Sturm-Liouville boundary value problem(BVP) on two intervals with functionals and transmission conditions in the direct sum ofSobolev spaces. Moreover, it presents the differential operator generated by the problem underinvestigation. The definition space of…
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Artikel Jurnal
An investigation of the enzymatic oligomerization of nitro-substituted phenylene diamine: Thermal and fluorescence properties
2-nitro-p-phenylenediamine, an aromatic diamine, was studied for its oxidative oligomerization with H2O2 using enzyme-catalyzed oligomer synthesis. Characterization of molecular structures was performed utilizing ultraviolet-visible (UV-Vis) spectrophotometer, Fourier-transform infrared…
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Artikel Jurnal
Eco-friendly dyeing of leather and wood samples using Parthenocissus quinquefolia L. fruits aqueous extract
The present study is relevant to extracting natural colorant from Parthenocissus quinquefolia L. fresh fruits and applying the extracted dye on leather and wood samples in the presence and absence of various mordants. The effect of mordant type (copper sulfate (CuSO4.5H2O) ferrous sulfate…
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Artikel Jurnal
Application of the homotopy perturbation method for weakly singular Volterra integral equations
In this paper, we study a weakly singular Volterra integral equation of the second kind with the kernel $\displaystyle K(x,t) = \left (\frac{t}{x}\right )^\nu\frac{1}{t}$, for some $\nu >0$ and $x\in[0,X]$. The powerful homotopy perturbation method (HPM) is initially applied to find a solution to…