Browsing Τμήμα Μηχανικών Μηχανολογίας και Κατασκευαστικής / Department of Mechanical and Manufacturing Engineering by Title

Now showing items 936-955 of 1036

    • Book Chapter  

      Thermoresponsive electrospun polymer-based (nano)fibers 

      Achilleos, M.; Krasia-Christoforou, T. (Wiley, 2018)
    • Book Chapter  

      Thermoresponsive Electrospun Polymer-based (Nano)fibers 

      Achilleos, Mariliz; Krasia‐Christoforou, Theodora (John Wiley & Sons, Ltd, 2018)
      This chapter presents a brief overview of the electrospinning process followed by a literature survey on the fabrication of poly(N-isopropylacrylamide)(PNIPAM)-based electrospun (nano)fibers and their applications. It ...
    • Article  

      Thermostructural observation and adaptive control of fractal structure in ball-milled materials 

      Aureli, Matteo; Alzaabi, Abdelaziz Saeed Mohamed; Hussien, Aseel Gamal Suliman; Doumanidis, Constantine C.; Jaffar, Syed Murtaza; Gunduz, I. E.; Rebholz, Claus; Kostoglou, Nikolaos; Liao, Yiliang; Doumanidis, Charalabos C. (2018)
      This research introduces dynamic modeling and real-time control of fractal structure in particulate materials fabricated by the ball milling process, specifically addressing challenges of unavailable real-time non-destructive ...
    • Article  

      Thickness dependence of Hall transport in Ni1.15Mn 0.85Sb thin films on silicon 

      Branford, W. R.; Clowes, S. K.; Bugoslavsky, Y. V.; Gardelis, S.; Androulakis, J.; Giapintzakis, John; Grigorescu, C. E. A.; Manea, S. A.; Freitas, R. S.; Roy, S. B.; Cohen, L. F. (2004)
      Highly spin polarized Heusler alloys, NiMnSb and Co2MnSi, attract a great deal of interest as potential spin injectors for spintronic applications. Spintronic devices require control of interfacial properties at the ...
    • Article  

      Thin liquid crystal film for corrosion sensing 

      Kossivas, F.; Kyprianou, Andreas (2008)
      The anchoring energy of Liquid Crystals (LCs) is influenced by several parameters. Many scientists have exploited LCs anchoring in order to develop several LC based optical sensors. This paper proposes and proves a new ...
    • Article  

      Thin Solid Films: Preface 

      Stüber, M.; Abadias, Gregory; Muratore, C.; Petrov, I.; Rebholz, Claus; Scheibe, H. J. (2010)
    • Article  

      Third-order optical nonlinearities of PVP/Pd nanohybrids 

      Papagiannouli, I.; Potamianos, D.; Krasia-Christoforou, T.; Couris, S. (2017)
      Pd nanoparticles stabilized by polyvinylpyrrolidone were synthesized following mild reduction of palladium ion complexes. Their morphology and optical properties were characterized using Transmission Electron Microscopy, ...
    • Article  

      Thixotropic flow past a cylinder 

      Syrakos, A.; Georgiou, G. C.; Alexandrou, Andreas N. (2014)
      We study the flow of a thixotropic fluid around a cylinder. The rheology of the fluid is described by means of a structural viscoplastic model based on the Bingham constitutive equation, regularised using the Papanastasiou ...
    • Article  

      Thixotropic rheology of semisolid metal suspensions 

      Burgos, G. R.; Alexandrou, Andreas N.; Entov, V. (2001)
      Understanding the time-dependent flow behavior of semisolid materials (SSM) is essential for the simulation of semisolid processes. During processing, the structure of the material changes with the processing history due ...
    • Conference Object  

      Thixotropy of semisolid metals 

      Alexandrou, Andreas N.; Burgos, G. R.; Entov, V. M. (Materials Research Society, 2000)
      Understanding the time-dependent flow behavior of metal alloys in semisolid state is essential for the further development of the process. In the present investigation, the thixotropic behavior of semisolid slurries is ...
    • Article  

      Three different types of quasi-model networks: Synthesis by group transfer polymerization and characterization 

      Triftaridou, A. I.; Kafouris, D.; Vamvakaki, M.; Georgiou, T. K.; Krasia-Christoforou, T.; Themistou, E.; Hadjiantoniou, N.; Patrickios, C. S. (2007)
      Group transfer polymerization (GTP) chemistry was employed for the preparation of polymethacrylate networks of controlled structure (quasi-model networks) of three different types: (a) regular quasi-model networks, in which ...
    • Article  

      Three dimensional flow around a circular cylinder confined in a plane channel 

      Kanaris, N.; Grigoriadis, D. G. E.; Kassinos, Stavros C. (2011)
      This paper presents two- and three-dimensional direct numerical simulations of the flow around a circular cylinder placed symmetrically in a plane channel. Results are presented in the Reynolds number range (based on the ...
    • Conference Object  

      Three dimensional flow of thixotropic materials in a channel with a sudden expansion using a phenomenological constitutive relation 

      Alexandrou, Andreas N. (Affiliation: WPI, Worcester, United StatesCorrespondence Address: Alexandrou, Andreas N.WPI, Worcester, United States, 1996)
      A constitutive relation is proposed that is capable of predicting a wide range of experimental rheological behavior depending on the proper choice of the parameters. The model represents the otherwise discontinuous Bingham ...
    • Article  

      Three-dimensional microscopy of the tumor microenvironment in vivo using optical frequency domain imaging 

      Vakoc, B. J.; Lanning, R. M.; Tyrrell, J. A.; Padera, T. P.; Bartlett, L. A.; Stylianopoulos, T.; Munn, L. L.; Tearney, G. J.; Fukumura, D.; Jain, R. K.; Bouma, Brett E. (2009)
      Intravital multiphoton microscopy has provided powerful mechanistic insights into health and disease and has become a common instrument in the modern biological laboratory. The requisite high numerical aperture and exogenous ...
    • Article  

      Three-Dimensional Modelling of Concentration Fluctuations in Complicated Geometry 

      Andronopoulos, S.; Grigoriadis, D. G. E.; Robins, A.; Venetsanos, A.; Rafailidis, S.; Bartzis, J. G. (2001)
      The strong fluctuating component in the measured concentration time series of a dispersing gaseous pollutant in the atmospheric boundary layer, and the hazard level associated to short-term concentration levels, demonstrate ...
    • Article  

      Three-dimensional numerical simulations of magnetohydrodynamic flow around a confined circular cylinder under low, moderate, and strong magnetic fields 

      Kanaris, N.; Albets, X.; Grigoriadis, D. G. E.; Kassinos, Stavros C. (2013)
      This paper presents three-dimensional direct numerical simulations of liquid metal flow around a circular cylinder placed symmetrically in a rectangular duct, under a wide range of magnetic field intensities. Results are ...
    • Conference Object  

      Time-dependent rheology of semisolid metal suspensions 

      Burgos, Gilmer R.; Alexandrou, Andreas N.; Entov, Vladimir (Affiliation: Metals Processing Inst, Worcester, United StatesCorrespondence Address: Burgos, Gilmer R.Metals Processing Inst, Worcester, United States, 1999)
      Understanding the time-dependent flow behavior of semisolid materials (SSM) is essential for the simulation of semisolid processes. During processing, the structure of the material changes with the processing history due ...
    • Article  

      Tin oxide nanowires: The influence of trap states on ultrafast carrier relaxation 

      Othonos, A.; Zervos, Matthew; Tsokkou, D. (2009)
      We have studied the optical properties and carrier dynamics in SnO 2 nanowires (NWs) with an average radius of 50 nm that were grown via the vapor-liquid solid method. Transient differential absorption measurements have ...
    • Article  

      Tissue harmonic ultrasonic imaging 

      Averkiou, Michalakis A. (2001)
      Harmonic imaging was originally developed for microbubble contrast agents in the early 90s under the assumption that tissue is linear and all harmonic echoes are generated by the bubbles. In fact, tissue, like bubbles, is ...
    • Article  

      Towards Optimal Design of Cancer Nanomedicines: Multi-stage Nanoparticles for the Treatment of Solid Tumors 

      Stylianopoulos, T.; Economides, E. A.; Baish, J. W.; Fukumura, D.; Jain, R. K. (2015)
      Conventional drug delivery systems for solid tumors are composed of a nano-carrier that releases its therapeutic load. These two-stage nanoparticles utilize the enhanced permeability and retention (EPR) effect to enable ...