Now showing items 631-650 of 1601

  • Fabrication of multifunctional nanocomposites using functionalized carbon nanofibers 

    Lim, Chee-Sern (Wichita State University, 2013-08)
    In this work, several novel techniques to fabricate nano-engineered polymeric composites (or nanocomposites) containing functionalized carbon nanofibers (CNFs) were developed. The methodologies address current manufacturing ...
  • Fabrication of niobium coated magnesium alloy for automotive & aerospace applications 

    Hakim, Jehanzeb (Wichita State University, 2014-12)
    Magnesium (Mg) and its alloys are being considered as potential materials to enhance fuel efficiency in the aircraft and automotive industries because of the light weight. However, the major limitation of Mg is its high ...
  • Face recognition with Gabor phase 

    Venkata, Anjaneya Subha Chaitanya Konduri (Wichita State University, 2009-07)
    Face recognition is an attractive biometric measure due to its capacity to recognize individuals without their cooperation. This thesis proposes a method to dynamically recognize a facial image with the help of its valid ...
  • Facilitating a knowledge network: the role of communities of practice 

    Schunk, Pin Pin (Wichita State University, 2013-07)
    Today, sophisticated consumers drive an organization's market share. They demand timely innovation and challenge an organization's capacity to manage its competencies. Communities of Practice (CoPs) harvest and disperse ...
  • Facilitating secure multicasting for mobile networks using Trusted Multicast Agents 

    Mosharraf, Arif (WIchita State University, 2007-07)
    Recent advances in wireless data and real time communication have stimulated the need to allow mobile users to send multicast data by using secure and seamless connectivity to the global Internet and with one another without ...
  • Facility layout design considering risk for single-period and multi-period cases. 

    Jithavech, Id (Wichita State University, 2008-05)
    The most desirable characteristic of a facility layout is its ability to maintain its efficiency over time while coping with the uncertainty in product demand. A traditional facility layout design method is governed by the ...
  • Failure analysis of carbon nanotube wires 

    Misak, Heath Edward; Sabelkin, V.; Mall, Shankar; Asmatulu, Ramazan; Kladitis, P.E. (Elsevier, 2012-06-15)
    A failure analysis of four carbon nanotube (CNT) wires comprised of 1-, 30-, 60-, and 100-yarns was conducted when subjected to constant tension and cyclic tension-tension loading conditions. Each wire had different ...
  • Failure Diagnosis Using Deep Belief Learning based Health State Classification 

    Tamilselvan, Prasanna; Wang, Pingfeng (Elsevier, 2013-03-13)
    Effective health diagnosis provides multifarious benefits such as improved safety, improved reliability and reduced costs for operation and maintenance of complex engineered systems. This paper presents a novel multi-sensor ...
  • Failure mechanisms and energy dissipation in composite off-axis tension specimens with open holes 

    Kolachalama, Annapurna (2007-05)
    Predicting failure of fabric composite laminates in the presence of flaws such as cracks and stress raisers has been an important research problem for the last two decades. Most of the existing models for predicating notched ...
  • Fast effective deterministic primality test using CUDA/GPGPU 

    Asaduzzaman, Abu; Maiti, Anindya; Yip, Chok Meng (Council for Innovative Research, 2015-01-04)
    There are great interests in understanding the manner by which the prime numbers are distributed throughout the integers. Prime numbers are being used in secret codes for more than 60 years now. Computer security authorities ...
  • A fast flexible simulation platform for multi-core systems 

    Gavara, Phanendra Sandeep Naidu (Wichita State University, 2012-05)
    As the popularity and demand grow, high-performance systems are adopting more processing cores. IBM Roadrunner, a petascale supercomputer, has 130K+ cores. No wonder, designing and/or analyzing such a gigantic system is ...
  • Fast l(1)-norm nearest neighbor search using a simple variant of randomized partition tree 

    Sinha, Kaushik (Elsevier B.V., 2015-08-08)
    For big data applications, randomized partition trees have recently been shown to be very effective in answering high dimensional nearest neighbor search queries with provable guarantee, when distances are measured using ...
  • Fatigue behavior of plasma spray coatings on polymer matrix composite materials 

    Haqu, Ziaul (Wichita State University, 2008-12)
    The majority of coated structural components are subjected to fluctuating internal and/or applied stress because of oscillating mechanical loads. The fatigue behavior of coatings and the overall cyclic failure response of ...
  • Fatigue characterization of plasma spray coated composites 

    Haqu, Ziaul; Ahmed, Ikramuddin; Talia, Jorge E.; Asmatulu, Ramazan (AMER SOC MECHANICAL ENGINEERS, 2012)
    In this work we study the fatigue behavior of plasma sprayed metallic coatings on graphite reinforced polymer matrix composites. In the absence of any standards for testing of coatings, the ASTM standard for composites was ...
  • Fatigue life determination of a damage-tolerant composite airframe 

    Seneviratne, Waruna Prasanna (Wichita State University, 2008-12)
    The methodology proposed in this research extends the current full-scale test approach based on the life factor and the load enhancement factor, and provides information necessary to define inspection intervals for composite ...
  • Fatigue life estimation of notched aluminum sheet specimens subjected to periodic tensile overloads 

    Caiado, Floyd (Wichita State University, 2010-08)
    Structural elements are subjected to variable amplitude/spectrum fatigue loading where tensile overloads and compressive underloads may occur randomly. Depending on the magnitude of these loads, localized plastic deformation ...
  • Fatigue life estimation of notched aluminum sheet specimens subjected to periodic tensile overloads 

    Caiado, Floyd (Wichita State University. Graduate School, 2010-04-23)
    The objective of this study was to determine the applicability of an approach to predict the number of cycles of fatigue loading of a structure to failure.In the present investigation, notched structural elementswere ...
  • Feasibility of morphing aircraft propeller blades 

    Dorfling, Johann (Wichita State University, 2014-07)
    The aim of this study is to assess the feasibility of variable geometry aircraft propeller blades, the main focus being on the aerodynamic performance. A number of objectives are established to reach this goal, with the ...
  • Feedback control of nonstandard discrete singularly perturbed system 

    Beheshti, M. T.; Sawan, M. Edwin (IEEE, 1992-06-24)
    Feedback control of linear shift-invariant singularly perturbed discrete systems of the form x1(k+1) = (I+A11)x1(k) + A12)x2(k) + B1u(k), x2(k+1) = A21x1(k) + A22x2(k) + B2u(k), where (I-A22) may be singular is considered. ...
  • Feedback quantum control 

    Tippayagosai, P.; Watkins, John Michael (Wichita State University. Graduate School., 2006-04-28)