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Open AccessArticle
10 Pages, 972 KB Download PDF

Constructing Learning-by-Doing Pedagogical Model for Delivering 21st Century Engineering Education

Advances in Science, Technology and Engineering Systems Journal, Volume 3, Issue 1, Page # 115–124, 2018; DOI: 10.25046/aj030114
Abstract:

The United Arab Emirates (UAE) is dedicated to establishing the best teaching and learning environment for students and staff across all higher education institutions. To heed this call, the engineering division adopted the Learning-by-Doing (LBD) pedagogical philosophy for 21st Century education at the heart of its strategic directions. This study intends to explore how LBD…

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(This article belongs to the SP4 (Special issue on Advancement in Engineering Technology 2017-18) & Section Interdisciplinary Applications of Computer Science (CSI))
Open AccessArticle
6 Pages, 1,518 KB Download PDF

Impact of Crosstalk on Signal Integrity of TSVs in 3D Integrated Circuits

Advances in Science, Technology and Engineering Systems Journal, Volume 3, Issue 1, Page # 109–114, 2018; DOI: 10.25046/aj030113
Abstract:

Through-Silicon-Vias (TSVs) are utilized for high density 3D integration, which induce crosstalk problems and impact signal integrity. This paper focuses on TSV crosstalk characterization in 3D integrated circuits, where several TSV physical and environmental configurations are investigated. In particular, this work shows a detailed study on the influence of signal-ground TSV locations, distances and their…

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(This article belongs to the SP4 (Special issue on Advancement in Engineering Technology 2017-18) & Section Electronic Engineering (EEE))
Open AccessArticle
9 Pages, 959 KB Download PDF

Auto-Encoder based Deep Learning for Surface Electromyography Signal Processing

Advances in Science, Technology and Engineering Systems Journal, Volume 3, Issue 1, Page # 94–102, 2018; DOI: 10.25046/aj030111
Abstract:

Feature extraction is taking a very vital and essential part of bio-signal processing. We need to choose one of two paths to identify and select features in any system. The most popular track is engineering handcrafted, which mainly depends on the user experience and the field of application. While the other path is feature learning,…

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(This article belongs to the SP4 (Special issue on Advancement in Engineering Technology 2017-18) & Section Artificial Intelligence in Computer Science (CAI))
Open AccessArticle
12 Pages, 1,071 KB Download PDF

A Perfect Ecosystem for Learning? Modern Thoughts for Organizing Higher Education

Advances in Science, Technology and Engineering Systems Journal, Volume 3, Issue 1, Page # 82–93, 2018; DOI: 10.25046/aj030110
Abstract:

The background of the article lies in South Eastern Finland, in Lappeenranta, where an active University campus has attracted a group of ICT startups as well as SME’s in the field to collaboration. The novel education approach also has another remarkable role as a developer and source of innovation. An experimental development ecosystem (EDE), where…

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(This article belongs to the SP4 (Special issue on Advancement in Engineering Technology 2017-18) & Section Interdisciplinary Applications of Computer Science (CSI))
Open AccessArticle
13 Pages, 373 KB Download PDF

Doubly Nonlinear Parabolic Systems In Inhomogeneous Musielak- Orlicz-Sobolev Spcaes

Advances in Science, Technology and Engineering Systems Journal, Volume 2, Issue 5, Page # 180–192, 2017; DOI: 10.25046/aj020526
Abstract:

In this paper, we discuss the solvability of the nonlinear parabolic systems associated to the nonlinear parabolic equation: \(\frac{\partial b_{i}(x,u_{i})}{\partial t} -div(a(x,t,u_{i},\nabla u_{i}))- \phi_{i}(x,t,u_{i})) +f_{i}(x,u_{1},u_{2})=0\) where the function  \(b_{i}(x,u_{i})\) verifies some regularity conditions, the term \(\Big(a(x,t,u_{i},\nabla u_{i})\Big)\) is a generalized Leray-Lions operator and \(\phi_{i}\) is a Caratheodory function assumed to be  Continuous on \(u_i\) and satisfy only a…

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(This article belongs to Section Applied Mathematics (MAP))
Open AccessArticle
6 Pages, 289 KB Download PDF

Boundary gradient exact enlarged controllability of semilinear parabolic problems

Advances in Science, Technology and Engineering Systems Journal, Volume 2, Issue 5, Page # 167–172, 2017; DOI: 10.25046/aj020524
Abstract:

The aim of this paper is to study the boundary enlarged gradient controllability problem governed by parabolic evolution equations. The purpose is to find and compute the control \(u\) which steers the gradient state from an initial gradient one \(\nabla y_{_{0}}\) to a gradient vector supposed to be unknown between two defined bounds \(b_1\) and…

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(This article belongs to Section Applied Mathematics (MAP))
Open AccessArticle
7 Pages, 329 KB Download PDF

Existence Results for Nonlinear Anisotropic Elliptic Equation

Advances in Science, Technology and Engineering Systems Journal, Volume 2, Issue 5, Page # 160–166, 2017; DOI: 10.25046/aj020523
Abstract:

In this work, we shall be concerned with the existence of weak solutions of anisotropic elliptic operators \(Au +\sum_{i=1}^{N}g_{i}(x, u, \nabla u)+\sum_{i=1}^{N}H_{i}(x, \nabla u)=f-\sum_{i=1}^{N} \frac{\partial }{\partial x_{i}}k_{i}\) where the right hand side \(f\) belongs to \(L^{p^{'}_{\infty}}(\Omega)\) and \(k_{i}\) belongs to \(L^{p_{i}^{'}}(\Omega)\) for \(i=1,...,N\) and \(A\) is a Leray-Lions operator. The critical growth condition on \(g_{i}\) is…

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(This article belongs to Section Applied Mathematics (MAP))
Open AccessArticle
8 Pages, 329 KB Download PDF

Nonresonance between the first two Eigencurves of Laplacian for a Nonautonomous Neumann Problem

Advances in Science, Technology and Engineering Systems Journal, Volume 2, Issue 5, Page # 152–159, 2017; DOI: 10.25046/aj020522
Abstract:

We consider the following Neumann elliptic problem \( \left\{ \begin{array}{rl} -\Delta u =\alpha\,m_{1}(x)\,u+m_{2}(x)\,g(u)+h(x)\quad & in \: \Omega,\\ \quad\\ \frac{\partial u}{\partial\nu} = 0\qquad\qquad\qquad\qquad\qquad\qquad\quad& on\: \partial\Omega. \end{array} \right. \) By means of Leray-Schauder degree and under some assumptions on the asymptotic behavior of the potential of the nonlinearity g, we prove an existence result for our equation…

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(This article belongs to Section Applied Mathematics (MAP))
Open AccessArticle
11 Pages, 366 KB Download PDF

Existence and Boundedness of Solutions for Elliptic Equations in General Domains

Advances in Science, Technology and Engineering Systems Journal, Volume 2, Issue 5, Page # 141–151, 2017; DOI: 10.25046/aj020521
Abstract:

This article is devoted to study the existence of solutions for the strongly nonlinear \(p(x)\)-elliptic problem: \(- \Delta_{p(x)} (u) + \alpha_0 |u|^{p(x)-2}u = d(x)\frac{|\nabla u|^{p(x)}}{|u|^{p(x)}+1} + f- div g(x) \quad \text{in } \Omega, \) \(u \in W_0^{1,p(x)}(\Omega), \) Where \(\Omega\) is an open set of \(\mathbb{R}^N\), possibly of infinite measure, we will also give some…

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(This article belongs to Section Applied Mathematics (MAP))
Open AccessArticle
15 Pages, 400 KB Download PDF

Nonlinear parabolic problem with lower order terms in Musielak-Orlicz spaces

Advances in Science, Technology and Engineering Systems Journal, Volume 2, Issue 5, Page # 109–123, 2017; DOI: 10.25046/aj020518
Abstract:

We prove an existence result of entropy solutions for the nonlinear parabolic problems: \(\frac{\partial b(x,u)}{\partial t} + A(u) - div(\Phi(x,t,u))+H(x,t,u,\nabla u) =f,\) and \(A(u)=-div(a(x,t,u,\nabla u))\) is a Leary-Lions operator defined on the inhomogeneous Musielak-Orlicz space, the term \(\Phi(x,t,u)\) is a Cratheodory function assumed to be continuous on u and satisfy only the growth condition \(\Phi(x,t,u)\leq…

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(This article belongs to Section Applied Mathematics (MAP))
Open AccessArticle
10 Pages, 1,032 KB Download PDF

Models accounting for the thermal degradation of combustible materials under controlled temperature ramps

Advances in Science, Technology and Engineering Systems Journal, Volume 2, Issue 5, Page # 78–87, 2017; DOI: 10.25046/aj020513
Abstract:

The purpose of this conference is to present and analyze di_erent models accounting for the thermal degradation of combustible materials (biomass, coals, mixtures…), when submitted to a controlled temperature ramp and under non-oxidative or oxidative atmospheres. Because of the possible rarefaction of fossil fuels, the analysis of di_erent combustible materials which could be used as…

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(This article belongs to Section Applied Mathematics (MAP))
Open AccessArticle
3 Pages, 497 KB Download PDF

Cyclical Wave Bolt for Sound Waves in a Gas Stream

Advances in Science, Technology and Engineering Systems Journal, Volume 2, Issue 6, Page # 272–274, 2017; DOI: 10.25046/aj020633
Abstract:

This article is devoted to the problem of blocking the propagation of sound in a gas stream. This can be useful in the problems of pipeline acoustics and the design of automotive silencers, when it is necessary to ensure the opacity of the boundary (cross section of the pipe) for sound simultaneously with the free…

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(This article belongs to the SP4 (Special issue on Advancement in Engineering Technology 2017-18) & Section Mechanical Engineering (EMH))
Open AccessArticle
6 Pages, 1,090 KB Download PDF

A Study on Isomorphic Properties of Circulant Graphs

Advances in Science, Technology and Engineering Systems Journal, Volume 2, Issue 6, Page # 236–241, 2017; DOI: 10.25046/aj020628
Abstract:

 denotes circulant graph  of order  for a set  where  Circulant graph  is said to have the Cayley Isomorphism (CI) property if whenever  is isomorphic to , there is some  for which . In this paper, isomorphic properties of circulant graphs that includes  Self-complementary circulant graphs;  Type-2 isomorphism, a new type of isomorphism other than already known Adam’s isomorphism of circulant graphs and  Cartesian product and factorization of…

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(This article belongs to the SP4 (Special issue on Advancement in Engineering Technology 2017-18) & Section Applied Mathematics (MAP))
Open AccessArticle
11 Pages, 663 KB Download PDF

A Taxonomy for Enhancing Usability, Flexibility, and Security of User Authentication

Advances in Science, Technology and Engineering Systems Journal, Volume 2, Issue 6, Page # 225–235, 2017; DOI: 10.25046/aj020627
Abstract:

Two technology trends – a move toward software defined capabilities and toward networked devices – support both unprecedented innovations and requirements for security. A fundamental aspect of security is user authentication, which allows devices and software applications to establish their user’s identity and identity is in turn used to establish which of its capabilities the…

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(This article belongs to the SP4 (Special issue on Advancement in Engineering Technology 2017-18) & Section Interdisciplinary Applications of Computer Science (CSI))
Open AccessArticle
8 Pages, 1,598 KB Download PDF

Measurement of the Bridge Surface Deflections Using Near-Field Amplitude of Secondary Radiators System

Advances in Science, Technology and Engineering Systems Journal, Volume 2, Issue 6, Page # 217–224, 2017; DOI: 10.25046/aj020626
Abstract:

In remote measurements on large-sized objects main focus is on measuring deformations of bridge surfaces and determination of the dynamic amplification factor in particular. The proposed method estimates deflections of entire lower surface of a bridge due to placement of secondary radiators on this surface. Antenna array directivity pattern (ADP) is distorted during deflection of…

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(This article belongs to the SP4 (Special issue on Advancement in Engineering Technology 2017-18) & Section Construction & Building Technology (CBT))
Open AccessArticle
9 Pages, 882 KB Download PDF

Review on security issues in RFID systems

Advances in Science, Technology and Engineering Systems Journal, Volume 2, Issue 6, Page # 194–202, 2017; DOI: 10.25046/aj020624
Abstract:

Radio frequency Identification (RFID) is currently considered as one of the most used technologies for an automatic identification of objects or people. Based on a combination of tags and readers, RFID technology has widely been applied in various areas including supply chain, production and traffic control systems. However, despite of its numerous advantages, the technology…

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(This article belongs to the SP4 (Special issue on Advancement in Engineering Technology 2017-18) & Section Interdisciplinary Applications of Computer Science (CSI))
Open AccessArticle
8 Pages, 10,700 KB Download PDF

Steel heat treating: mathematical modelling and numerical simulation of a problem arising in the automotive industry

Advances in Science, Technology and Engineering Systems Journal, Volume 2, Issue 5, Page # 55–62, 2017; DOI: 10.25046/aj020510
Abstract:

We describe a mathematical model for the industrial heating and cooling processes of a steel workpiece representing the steering rack of an automobile. The goal of steel heat treating is to provide a hardened surface on critical parts of the workpiece while keeping the rest soft and ductile in order to reduce fatigue. The high…

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(This article belongs to Section Applied Mathematics (MAP))
Open AccessArticle
10 Pages, 495 KB Download PDF

Degenerate \(\)p(x)\)-elliptic equation with second membre in \(L^{1}\)

Advances in Science, Technology and Engineering Systems Journal, Volume 2, Issue 5, Page # 45–54, 2017; DOI: 10.25046/aj020509
Abstract:

In this paper, we prove the existence of a solution of the strongly nonlinear degenerate \(p(x)\)-elliptic equation of type: \(\mathcal{(P)}\left\{\begin{array}{rl} - div\; a(x,u,\nabla u) +g(x,u,\nabla u)& = f \quad in \;\Omega, \\ u = 0 \quad on \quad \partial\Omega, \end{array}\right.\) where \(\Omega\) is a bounded open subset of \( I\!\!R^{N}, N\geq 2, a\) is a…

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(This article belongs to Section Applied Mathematics (MAP))
Open AccessArticle
7 Pages, 1,695 KB Download PDF

Comparison of K-Means and Fuzzy C-Means Algorithms on Simplification of 3D Point Cloud Based on Entropy Estimation

Advances in Science, Technology and Engineering Systems Journal, Volume 2, Issue 5, Page # 38–44, 2017; DOI: 10.25046/aj020508
Abstract:

In this article we will present a method simplifying 3D point clouds. This method is based on the Shannon entropy. This technique of simplification is a hybrid technique where we use the notion of clustering and iterative computation. In this paper, our main objective is to apply our method on different clouds of 3D points.…

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(This article belongs to Section Applied Mathematics (MAP))
Open AccessArticle
9 Pages, 854 KB Download PDF

Distributing the computation in combinatorial optimization experiments over the cloud

Advances in Science, Technology and Engineering Systems Journal, Volume 2, Issue 6, Page # 136–144, 2017; DOI: 10.25046/aj020617
Abstract:

Combinatorial optimization is an area of great importance since many of the real-world problems have discrete parameters which are part of the objective function to be optimized. Development of combinatorial optimization algorithms is guided by the empirical study of the candidate ideas and their performance over a wide range of settings or scenarios to infer…

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(This article belongs to the SP4 (Special issue on Advancement in Engineering Technology 2017-18) & Section Information Systems in Computer Science (CIS))
Open AccessArticle
5 Pages, 787 KB Download PDF

A Review of Anti- Podal Vivaldi Antenna Operating in Cellular Mobile Communications

Advances in Science, Technology and Engineering Systems Journal, Volume 2, Issue 4, Page # 204–208, 2017; DOI: 10.25046/aj020427
Abstract:

The antenna proposed is a new geomantic structure of Ultra-Wideband (UWB) Anti- Podal Vivaldi antenna (AVA). It remarkably offers an attractive performance over the bands of cellular networks. However, its benefits are not limited only in particular applications, whereas radar imaging, mining detection, the biomedical science in the heating of brain cancer tumor and treatment,…

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(This article belongs to Section Electrical Engineering (ELE))
Open AccessArticle
12 Pages, 1,921 KB Download PDF

Cognitive Cybernetics vs. Captology

Advances in Science, Technology and Engineering Systems Journal, Volume 2, Issue 6, Page # 107–118, 2017; DOI: 10.25046/aj020614
Abstract:

In acronym Captology – Computers as Persuasive Technology, a persuasive component (lat. persuasibilibus – enticing) refers to the persuasive stimulation by intelligent technologies. Latter being transitive and interactive as intelligent systems, they have imposed, by their persuasivity, a ‘cult of information’, after which information has become a type of goods that as a utilitarian resource…

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(This article belongs to the SP4 (Special issue on Advancement in Engineering Technology 2017-18) & Section Information Systems in Computer Science (CIS))
Open AccessArticle
7 Pages, 870 KB Download PDF

Discovering Interesting Biological Patterns in the Context of Human Protein-Protein Interaction Network and Gene Disease Profile Data

Advances in Science, Technology and Engineering Systems Journal, Volume 2, Issue 6, Page # 87–93, 2017; DOI: 10.25046/aj020611
Abstract:

The current advances in proteomic and transcriptomic technologies produced huge amounts of high-throughput data that spans multiple biological processes and characteristics in different organisms. One of the important directions in today’s bioinformatics research is to discover patterns of genes that have interesting properties. These groups of genes can be referred to as functional modules. Detecting…

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(This article belongs to the SP4 (Special issue on Advancement in Engineering Technology 2017-18) & Section Biochemistry & Molecular Biology (BMB))
Open AccessArticle
6 Pages, 2,857 KB Download PDF

Selective Electron Beam Melting Manufacturing of Electrically Small Antennas

Advances in Science, Technology and Engineering Systems Journal, Volume 2, Issue 6, Page # 70–75, 2017; DOI: 10.25046/aj020609
Abstract:

Real estate pressures in modern electronics have resulted in the need for electrically small antennas, which have subsequently garnered interest amongst researchers and industry alike. These antennas are characterized by their largest dimensions translating to a fraction of the operating wavelength; such a diminutive size comes at the expense of reduced gain and efficiency, and…

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(This article belongs to the SP4 (Special issue on Advancement in Engineering Technology 2017-18) & Section Manufacturing Engineering (EMF))
Open AccessArticle
7 Pages, 2,510 KB Download PDF

Flexible Aperture Tuning Solution for Cellular Main Antenna in Metallic Back Cover Mobile Phone

Advances in Science, Technology and Engineering Systems Journal, Volume 2, Issue 6, Page # 49–55, 2017; DOI: 10.25046/aj020606
Abstract:

Metal housing has been used extensively on portable communication devices such as on mobile phones and tablets.  The choice of metal housing ranges from metallic rim to metallic back cover.  This metal housing tends to improve the outlook appearance of the mobile devices, and add mechanical strength towards the mobile devices.  However, from the aspect…

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(This article belongs to the SP4 (Special issue on Advancement in Engineering Technology 2017-18) & Section Electronic Engineering (EEE))
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