Materials Science & Technology: المرسلات الحديثة
السجلات المعروضة 21 -- 40 من 310
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Purification of colloidal oil in water emulsions by cationic adsorbent prepared from recycled polyethylene waste
( Elsevier , 2024 , Article)This study deals with removing crude oil droplets from colloidal oil in water emulsions. The target was the development of efficient adsorbents for the tertiary treatment of industrial-produced water (PW). The novel adsorbent ... -
Novel surface-treatment for bottom ash from municipal solid waste incineration to reduce the heavy metals leachability for a sustainable environment
( Elsevier , 2023 , Article)Unconventional treatments can provide a modification to convert ash waste into valuable materials that can be used in various applications. This study focuses on bottom ash (BA) collected from a local incineration plant ... -
Electronic vs Ionic limitations to electrochemical performance in Li4Ti5O12-based organic suspensions for lithium-redox flow batteries
( Electrochemical Society Inc. , 2014 , Article)Here, we report the electrochemical response of the LTO/KB anolytes vs. lithium as function of the cycling rate in static mode (i.e. no flow) and using a home-made cell. The KB content was fixed at 3 wt% while the LTO ... -
Electrospun Polysulfone Hybrid Nanocomposite Fibers as Membrane for Separating Oil/Water Emulsion
( Springer Nature , 2023 , Article)Commercial polymer membranes are largely utilized to separate oil/water mixtures; however, membrane fouling, flux decline, and short lifetime often inhibit their high performance. In order to resolve these drawbacks of the ... -
The basis number of the strong product of paths and cycles with bipartite graphs
( Central Missouri State University , 2007 , Article)The basis number of a graph G is defined to be the least integer d such that there is a basis B of the cycle space of G such that each edge of G is contained in at most d members of B. MacLane [13] proved that a graph G ... -
The cycle-complete graph Ramsey number r ( C 8 , K 8 )
( Tokyo University of Science , 2007 , Article)The cycle-complete graph Ramsey number r ( C m , K n ) is the smallest integer N such that every graph G of order N contains a cycle C m on m vertices or has independent number α ( G ) ≥ n . ... -
The theta-complete graph Ramsey number r(θk, K5); k = 7, 8, 9
( Forum-Editrice Universitaria Udinese SRL , 2021 , Article)Finding the Ramsey number is an important problem of the well-known family of the combinatorial problems in Ramsey theory. In this work, we investigate the Ramsey number r(θs, K5) for s = 7, 8, 9 where θs is the set of ... -
The cycle-complete graph Ramsey number r(C6,K8)≤38
( Tokyo University of Science , 2008 , Article)The cycle-complete graph Ramsey number r ( C m , K n ) is the smallest integer N such that every graph G of order N contains a cycle C m on m vertices or has independent number α ( G ) ≥ n . ... -
The ramsey number for theta graph versus a clique of order three and four
( University of Zielona Gora , 2014 , Article)For any two graphs F1 and F2, the graph Ramsey number r(F1, F2) is the smallest positive integer N with the property that every graph on at least N vertices contains F1 or its complement contains F2 as a subgraph. In ... -
Numerical investigation of dusty tri-hybrid Ellis rotating nanofluid flow and thermal transportation over a stretchable Riga plate
( Nature Research , 2023 , Article)Due to high-ultra thermic significances, the nanosize materials are used in various chemical and mechanical engineering, modern technology and thermic engineering eras. For industrial growth of a country, one of the biggest ... -
Optical solitons and qualitative analysis of nonlinear Schrodinger equation in the presence of self steepening and self frequency shift
( Elsevier , 2022 , Article)In this manuscript, the optical solitons of nonlinear Schrödinger equation (NLSE) with cubic–quintic law nonlinearity, in the presence of self-frequency shift and self-steepening, has been studied. The ultrahigh capacity ... -
Some α − ϕ-Fuzzy Cone Contraction Results with Integral Type Application
( Hindawi Limited , 2021 , Article)In this paper, we define α-admissible and α-ϕ-fuzzy cone contraction in fuzzy cone metric space to prove some fixed point theorems. Some related sequences with contraction mappings have been discussed. Ultimately, our ... -
On Some Properties of Multiplicative Topological Indices in Silicon-Carbon
( Hindawi Limited , 2021 , Article))e use of graph theory can be visualized in nanochemistry, computer networks, Google maps, and molecular graph which are common areas to elaborate application of this subject. In nanochemistry, a numeric number (topological ... -
On the sandpile model of modified wheels II
( De Gruyter Open Ltd , 2020 , Article): We investigate the abelian sandpile group on modified wheels Wˆn by using a variant of the dollar game as described in [N. L. Biggs, Chip-Firing and the critical group of a graph, J. Algebr. Comb. 9 (1999), 25–45]. The ... -
On minimum cycle bases of the wreath product of wheels with stars
( Zenodo , 2010 , Article)The length of a cycle basis of a graph is the sum of the lengths of its elements. A minimum cycle basis is a cycle basis with minimum length. In this work, a construction of a minimum cycle basis for the wreath product of ... -
On the basis number and the minimum cycle bases of the wreath product of some graphs II
( University of Zielona Gora , 2010 , Article)A construction of a minimum cycle bases for the wreath product of a star by a path, two stars and a star by a wheel is given. Moreover, the basis numbers of these products are determined. -
On the basis number of the wreath product of paths with wheels and some related problems
( Charles Babbage Research Centre , 2017 , Article)In this paper, we investigate the basis number for the wreath product of wheels with paths. Also, as a related problem, we construct a minimum cycle basis of the same. -
Exact traveling wave solutions for two prolific conformable M-Fractional differential equations via three diverse approaches
( Elsevier , 2021 , Article)In this paper, we obtain the exact traveling solutions of the M-fractional generalized reaction Duffing model and density dependent M-fractional diffusion reaction equation by using three fertile, (G′ /G, 1/G), modified ... -
New solitary wave and computational solitons for Kundu-Eckhaus equation
( Elsevier , 2022 , Article)The goal of this research is to find novel optical solutions to the Kundu-Eckhaus equation, which possess crucial roles in the field of nonlinear optics. A collective variable (CV) strategy is adopted to solve governing ... -
Finite Element Analysis of the Dynamics of Power-Law Fluid around an Obstacle in a Channel
( Hindawi Limited , 2022 , Article)Control of uid forces is an emerging area of research with numerous engineering applications. e uneven wake behind an obstacle causes undesirable structural oscillations, which can lead to fatigue or structural failure. ...
