Now showing items 1-20 of 722

    • Plug and play optical (PPO) nodes: network functionalities and built-in fiber characterization techniques 

      Cerutti, Isabella, 1973-; Fumagalli, Andrea; Hui, Rongqing; Monti, Paolo, 1973-; Paradisi, Alberto; Tacca, Marco, 1973- (The University of Texas at Dallas, 2007-05-07)
      Plug and play optical (PPO) nodes may be used to facilitate the deployment of optical networks. PPO nodes must be able to learn about the signal propagation properties of the surrounding optical fibers and make their ...
    • GPU-Based Computation of Discrete Periodic Centroidal Voronoi Tessellation in Hyperbolic Space 

      Shuai, Liang; Guo, Xiaohu (2012-02)
      Periodic centroidal Voronoi tessellation (CVT) in hyperbolic space provides a nice theoretical framework for computing the constrained CVT on high-genus (genus > 1) surfaces. This paper addresses two computational issues ...
    • On the coarseness of bicolored point sets 

      Bereg, Sergey; Díaz-Báñez, J. M.; Lara, D.; Pérez-Lantero, P.; Seara, C.; Urrutia, J. (Elsevier B. V., 2012-04-24)
      Let R be a set of red points and B a set of blue points on the plane. In this paper we introduce a new concept, which we call coarseness, for measuring how blended the elements of S=R⊃B are. For X∪S, let Δ(X)=
    • Investigation of interfacial oxidation control using sacrificial metallic Al and La passivation layers on InGaAs 

      Brennan, Barry; Milojevic, Marko; Contreras-Guerrero, Roccio; Kim, Hyun-Chul; Lopez-Lopez, Maximo; Kim, Jiyoung; Wallace, Robert M. (2012-05-25)
      The ability of metallic Al and La interlayers to control the oxidation of InGaAs substrates is examined by monochromatic x-ray photoelectron spectroscopy (XPS) and compared to the interfacial chemistry of atomic layer ...
    • A protocol for the secure linking of registries for HPV surveillance 

      El Emam, Khaled; Samet, Saeed; Hu, Jun; Peyton, Liam; Earle, Craig; Jayaraman, Gayatri C.; Wong, Tom; Kantarcioglu, Murat; Dankar, Fida; Essex, Aleksander (2012-07-02)
      Introduction: In order to monitor the effectiveness of HPV vaccination in Canada the linkage of multiple data registries may be required. These registries may not always be managed by the same organization and, furthermore, ...
    • In Situ Chemical Oxidation of Ultrasmall MoOx Nanoparticles in Suspensions 

      Lee, Yun-Ju; Barrera, Diego; Luo, Kaiyuan; Hsu, Julia W. P. (2012-07-23)
      Nanoparticle suspensions represent a promising route toward low cost, large area solution deposition of functional thin films for applications in energy conversion, flexible electronics, and sensors. However, parameters ...
    • Wet chemical surface functionalization of oxide-free silicon 

      Thissen, Peter; Seitz, Oliver; Chabal, Yves J. (Elsevier Limited, 2012-09-13)
      Silicon is by far the most important semiconductor material in the microelectronic industry mostly due to the high quality of the Si/SiO2 interface. Consequently, applications requiring chemical functionalization of Si ...
    • Comparison endpoint study of process plasma and secondary electron beam exciter optical emission spectroscopy 

      Thamban, P. L. Steven; Padron-Wells, Gabriel; Hosch, Jimmy W.; Yun, Stuart; Goeckner, Matthew J. (American Vacuum Society, 2012-10-03)
      Use the DOI persistent link to see the abstract. A subscription or fee may be necessary to view the article.
    • Optimizing Diode Thickness for Thin-Film Solid State Thermal Neutron Detectors 

      Murphy, John W.; Mejia, Israel; Quevedo-López, Manuel A.; Gnade, Bruce E. (American Institute of Physics, 2012-10-04)
      In this work, we investigate the optimal thickness of a semiconductor diode for thin-film solid state thermal neutron detectors. We evaluate several diode materials, Si, CdTe, GaAs, C (diamond), and ZnO, and two neutron ...
    • In situ atomic layer deposition half cycle study of Al2O 3 growth on AlGaN 

      Brennan, Barry; Qin, Xiaoye; Dong, Hong; Kim, Jiyoung; Wallace, Robert M. (American Institute of Physics, 2012-11-10)
      Use the DOI address to see the article abstract. A subscription or fee may be necessary to view the article.
    • Numerical methods for the accurate calculation of spherical bessel functions and the location of MIE resonances 

      Cantrell, C. D., (Cyrus D.), 1940- (The University of Texas at Dallas, 2013-04-16)
      This report reviews numerical methods for the accurate calculation of spherical Bessel functions and for the location of Mie resonances in a dielectric sphere. Detailed numerical results are presented for a real index of ...
    • Distributed Admission Control for IEEE 802.11 Ad Hoc Networks 

      Zhu, Hua, 1975-; Li, Ming, 1974-; Chlamtac, Imrich; Prabhakaran, B. (The University of Texas at Dallas, 2013-04-16)
      IEEE 802.11 has very poor performance in terms of throughput and transmission delay when the traffic load reaches the saturation condition. Admission control must be provided in order to guarantee the service of existing ...
    • End-to-end QoS guarantee in heterogeneous wired-cum-wireless networks 

      Li, Ming, 1974-; Zhu, Hua, 1975-; Sathyamurthy, Sathish, 1979-; Prabhakaran, B.; Chlamtac, Imrich (The University of Texas at Dallas, 2013-04-16)
      With information access becoming more and more ubiquitous, there is a need for providing QoS support for communication that spans wired and wireless networks. For the wired side, RSVP/SBM has been widely accepted as a flow ...
    • On the complexity of clustering multi-hop wireless networks 

      Basagni, Stefano, 1965- (The University of Texas at Dallas, 2013-04-18)
      A Distributed Clustering Algorithm (DCA) is presented that partitions the nodes of a fully mobile network (multi-hop network) into clusters, thus giving the network a hierarchical organization. Nodes are grouped by following ...
    • Wavelength continuity constraint in differentiated reliability (DiR) WDM rings 

      Fumagalli, Andrea; Tacca, Marco, 1973- (The University of Texas at Dallas, 2013-04-18)
      The concept of Differentiated Reliability (DiR) was recently introduced by the authors to provide multiple reliability degrees (or classes) at the same network layer using a common protection mechanism, e.g., path switching. ...
    • Distributed and mobility-adaptive clustering for ad hoc networks 

      Basagni, Stefano, 1965- (The University of Texas at Dallas, 2013-04-18)
      A distributed algorithm is presented that partitions the nodes of a fully mobile network (ad hoc network) into clusters, thus giving the network a hierarchical organization. The algorithm is proven to be adaptive to changes ...
    • Multi-rate and multi-hop optical carriers in WDM ring 

      Cerutti, Isabella, 1973-; Fumagalli, Andrea; Tacca, Marco, 1973-; Lardies, Ana; Jagannathan, Rajesh Shanmugavel, 1971- (The University of Texas at Dallas, 2013-04-18)
      Transparency of the optical layer offers the possibility to design a network that operates at varying transmission bit rates. While variable bit rate interfaces are being tested and will soon provide the possibility to ...
    • A scalable and adaptive fair access protocol for slotted WDM bus network 

      Fumagalli, Andrea; Grasso, Robert, 1972- (The University of Texas at Dallas, 2013-04-18)
      The recent progress of optical technologies has made it possible to increase the number of wavelengths (channels) practically available in the fiber by almost one order of magnitude. With this rapid growth, access protocols ...
    • The PlaNet-PTN module: a single layer design tool for packet transport networks 

      Razo, Miguel; Litovsky, Arie; Huang, Wanjun, 1978-; Sivasankaran, Arularasi; Tang, Limin, 1977-; Vardhan, Hars; Tacca, Marco, 1973-; Fumagalli, Andrea; Monti, Paolo, 1973- (The University of Texas at Dallas, 2013-05-23)
      PlaNet is a multilayer network planning tool developed at the University of Texas at Dallas. This paper illustrates some of the features of PlaNet-PTN, one of the modules available in the PlaNet tool. PlaNet-PTN can be ...
    • Finding a simple path with multiple must-include nodes 

      Vardhan, Hars; Billenahalli, Shreejith, 1982-; Huang, Wanjun, 1978-; Razo, Miguel; Sivasankaran, Arularasi; Tang, Limin, 1977-; Monti, Paolo, 1973-; Tacca, Marco, 1973-; Fumagalli, Andrea (The University of Texas at Dallas, 2013-05-23)
      This document presents an algorithm to find a simple path in the given network with multiple must-include nodes. The problem of finding a simple path with only one must-include node can be solved in polynomial time using ...