Materials engineering topic list of research papers
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Effects of combined gate and ohmic recess on GaN HEMTs
Summary AlGaN/GaN, because of their superior material properties, are most suitable semiconductor material for High Electron Mobility Transistors (HEMTs). In this work we investigated the hidden physics behind these materials and studied the effect...
2016 / Sunil Kumar, Vimal Kumar Agrawal -
Comparative study of PEM fuel cell parameter extraction using Genetic Algorithm
Abstract In this paper, a new formulation based on the derivative of maximum power with respect to current is proposed for fuel cell parameter extraction. Compared to conventional extraction methods, the proposed method has various features such as...
2015 / N. Rajasekar, Basil Jacob, Karthik Balasubramanian, K. Priya, K. Sangeetha, et al. -
High aspect ratio- and 3D- printing of freestanding sophisticated structures
Abstract This paper presents work towards a printing technology which provides the fabrication foundation of high aspect ratio- and 3D freestanding sophisticated structures with an aspect ratio over 150. Via connection of the printing technology and ...
2009 / A. Kain, C. Mueller, H. Reinecke -
Influence of technological imperfections on residual stress fields in riveted joints
Abstract The analysis of riveted structures requires a local–global approach in modelling. The local model is used to calculate the residual stress and strain fields around the rivet hole and analyse the influence of technological imperfections on...
2009 / Elzbieta Szymczyk, Jerzy Jachimowicz, Grzegorz Sławinski, Agnieszka Derewonko -
Modeling a hybrid reactive-deliberative architecture towards realizing overall dynamic behavior of an AUV
Abstract Among all existing computational architecture adopted for controlling the behavior of Autonomous Underwater Vehicles (AUVs), the combined deliberative-reactive methodology is the most effective and significant approach towards behavioral...
2010 / S.K. Das, S.N. Shome, S. Nandy, D. Pal -
A Novel 2D Magnetometer Based on a Parallel-Field Silicon Hall Sensor
Abstract A CMOS 2D Hall magnetometer for in-plane vector measurements using an original design is tested. Its unique advantages are very low internal 1/f noise, minimal device complexity containing four contacts only, one and the same supply current ...
2009 / S.V. Lozanova, Ch.S. Roumenin -
Transmission electron microtomography in polymer research
Abstract This feature article summarizes recent advances in an emerging three-dimensional (3D) imaging technique, transmission electron microtomography (TEMT), and its applications to polymer-related materials, such as nanocomposites and block...
2008 / Hiroshi Jinnai, Richard J. Spontak -
Development and Utilization of Integral Thin Film Capacitors
Abstract Since the deficiency of petrol, electric vehicles have great potential in the future transportation. The paper discusses some batteries used in the electric vehicle. Since the unique characteristics, integral thin film capacitors become the ...
2013 / Fangfang Wang, Yajun Wang -
Water soluble poly(1-vinyl-1,2,4-triazole) as novel dielectric layer for organic field effect transistors
Abstract Water soluble poly(1-vinyl-1,2,4-triazole) (PVT) as a novel dielectric layer for organic field effect transistor is studied. Dielectric spectroscopy characterization reveals it has low leakage current and rather high breakdown voltage. Both ...
2011 / Mamatimin Abbas, Gulbeden Cakmak, Nalan Tekin, Ali Kara, Hasan Yuksel Guney, et al. -
Mimicking Bone Healing Process to Self Repair Concrete Structure Novel Approach Using Porous Network Concrete
Abstract To repair concrete cracks in difficult or dangerous conditions such as underground structures or hazardous liquid containers, self healing mechanism is a promising alternative method. This research aims to imitate the bone self healing...
2013 / Senot Sangadji, Erik Schlangen -
Possible Optimization of the Energy Balance in the Automotive Sector by the use of Carbon Composite Structures
Abstract Composite materials are mainly known for their use in high-tech applications like structural aircraft parts. Carbon fibre reinforced plastics are characterized by good mechanical properties and low weight, but are relatively expensive and...
2012 / Alexander Engels, Martin Roehrig, Tassilo Witte -
Design of Moisture Content Detection System
Abstract In this paper, a method for measuring the moisture content of grain was presented based on single chip microcomputer and capacitive sensor. The working principle of measuring moisture content is introduced and a concentric cylinder type of...
2012 / W.C. Wang, L. Wang -
A New Elliptical Grid Clustering Method
Abstract A new base on grid clustering method is presented in this paper. This new method first does unsupervised learning on the high dimensions data. This paper proposed a grid-based approach to clustering. It maps the data onto a...
2012 / Zheng Guansheng -
Spin Polarons in Strongly Correlated Electron Materials
Abstract In insulators and semiconductors, the positive muon can bind an electron to form a muonium atom due to Coulomb interaction. In a strongly correlated system, the exchange interaction between free electrons and localized spins creates another ...
2012 / Vyacheslav G. Storchak, Oleg E. Parfenov, Jess H. Brewer, Dmitry G. Eshchenko, Roger L. Lichti, et al. -
Effect of In-doping on the Optical Constants of ZnO Thin Films
Abstract Highly transparent and conductive Indium-doped ZnO (ZnO:In) thin films with different In content were deposited on quartz glass slides by RF magnetron sputtering at room temperature. The thickness and the optical constants of the films were ...
2012 / G.C. Xie, L. Fanga, L.P. Peng, G.B. Liu, H.B. Ruan, et al. -
Influence of the Honed Cutting Edge on Tool Wear and Surface Integrity in Slot Milling of 42CrMo4 Steel
Abstract The cutting edge microgeometry has a significant influence on the wear behavior of cutting tools and therefore on the machining performance. To investigate the effect of tailored cutting edge microgeometries, a detailed geometrical...
2012 / Berend Denkena, Jens Koehler, Michael Rehe -
Implementation of Energy Metering Systems in Complex Manufacturing Facilities–A Case Study in a Biomedical Facility
Abstract The continuing inflation of energy costs coupled with the imminent implementation of environmental taxes have placed the manufacturing sector under significant pressure to increase energy performance and reduce emissions. Current state of...
2012 / E. O’Driscoll, D. Og Cusack, G.E. O’Donnell -
A Numerical Simulation Study on Ocean Wave Effect and the Sensitivity of a Regional Atmosphere-Ocean Coupled Model
Abstract The ocean wave effect on the air-sea interaction is studied by numerical simulation tests and the sensitivity of a regional atmosphere-ocean coupled model to sea surface roughness parameterizations is also discussed in this paper. The...
2012 / Guan Hao, Zhang Fangran, Yu Dandan, Xue Yanguang, Zhou Lin, et al. -
Pathways to a Low-carbon Economy for Inner Mongolia, China
Abstract The aim of this paper is to study pathways to a low-carbon economy for Inner Mongolia whose economy highly depends on fossil energy. The paper analyzed the industrial and energy structure of the economy and further demonstrated the...
2012 / Xin-ji-le-tu Yang, Min Xu, Weihong Han -
Nutrient Ions During Biofilm Forming Process
Abstract Microbial biofilms plays important roles in aquatic environments such as nutrient cycling and purification of pollutants. Such important function will be greatly influenced by the forming process of the biofilm. In this study, the nutrient...
2015 / Andi Kurniawan, Guntur, Ayami Hiraki, Yasuaki Fukuda, Tatsuya Yamamoto