Results 11 to 20 of about 116,664 (107)

First-principles calculations to investigate structural, electronic, half-metallic and thermodynamic properties of hexagonal UX2O6 (X=Cr,V) compounds

open access: yesJournal of Science: Advanced Materials and Devices, 2019
Full potential linearized augmented plane wave plus local orbital's (FP-LAPW + LO) method within density functional theory (DFT) is used to investigate the structural, electronic and half-metallic properties of hexagonal UX2O6 (X = Cr,V).
Saadi Berri
doaj   +1 more source

Experimental, DFT, molecular docking and in silico ADMET studies of cadmium-benzenetricarboxylates

open access: yesEclética Química, 2022
The structure of the polymer [Cd(BTC)(H2O)2]n was identified by X-ray single-crystal crystallography. The complex’s stability and overall reactivity were examined at the B3LYP/6-311++G (d,p) level of theory whereas the lighter elements (H, C, and O) were
Enyi Inah Bassey   +5 more
doaj   +1 more source

On New Notions of Orthogonality in Normed Spaces via the 2-HH-Norms [PDF]

open access: yes, 2009
Kikianty and Dragomir in 2008 introduced the p-HH-norms on the Cartesian product of two copies of a normed space, which are equivalent to the well-known p-norms. In this paper, notions of orthogonality in terms of 2-HH-norms are introduced.
Dragomir, Sever S, Kikianty, Eder
core   +3 more sources

Characterizations of Some Special Space-like Curves in Minkowski Space-time [PDF]

open access: yes, 2008
In this work, a system of differential equation on Minkowski space-time, a special case of Smarandache geometries, whose solution gives the components of a space-like curve on Frenet axis is constructed by means of Frenet equations.
Turgut, Melih, Yilmaz, Suha
core   +1 more source

Thin film bismuth(III) sulfide/zinc sulfide composites deposited by spray pyrolysis

open access: yesResults in Physics, 2017
(Bi2S3)(x)(ZnS)(1-x) composites in thin films were successfully grown on glass substrates by the spray pyrolysis technique. The films growth were prepared by the reaction of aqueous solutions of bismuth(III) chloride (BiCl3) and zinc chloride (ZnCl) with
H. Benattou, N. Benramdane, M. Berouaken
doaj   +1 more source

Characterizations of Generalized Exponential Trichotomies for Linear Discrete-time Systems [PDF]

open access: yes, 2016
The generalized exponential trichotomy (g.e.t) concept is explored for linear time varying systems. Characterizations and relations with the notion of uniform exponential trichotomy (u.e.t) in the sense of Elaydi-Janglajew are also ...
Agarwal, R.P.   +3 more
core   +1 more source

On the Time-like Curves of Constant Breadth in Minkowski 3-Space [PDF]

open access: yes, 2008
A regular curve with more than 2 breadths in Minkowski 3-space is called a Smarandache breadth curve. In this paper, one studies a special case of Smarandache breadth curves. Some characterizations of the time-like curves of constant breadth in Minkowski
Yilmaz, Suha, Turgut, Melih
core   +1 more source

Ex-Modules and Related concepts [PDF]

open access: yesمجلة جامعة الانبار للعلوم الصرفة, 2010
: In this work , We introduce the concept of an Ex –Module as a generalization of the concept Q-Module. Many characterizations and properties of Ex-Modules are obtained .Some classes of modules which are Ex-Modules are given .
Shaheed Jameel Al-Dulaimi   +1 more
doaj   +1 more source

Characterizations of univariate continuous distributions [PDF]

open access: yes, 2017
Provides in an organized manner characterizations of univariate probability distributions with many new results published in this area since the 1978 work of Golambos & Kotz "Characterizations of Probability Distributions" (Springer), together with ...
Ahsanullah, Mohammad   +5 more
core   +1 more source

Exponential and Hypoexponential Distributions: Some Characterizations

open access: yesMathematics, 2020
The (general) hypoexponential distribution is the distribution of a sum of independent exponential random variables. We consider the particular case when the involved exponential variables have distinct rate parameters.
George P. Yanev
doaj   +1 more source

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