Now showing items 106-125 of 131

    • Silver-decorated and palladium-coated copper-electroplated fibers derived from electrospun polymer nanofibers 

      An, S; Kim, YL; Jo, HS; Kim, MW; Lee, MW; Yarin, AL; Yoon, SS (Elsevier B.V., 2017-11)
      Here we introduce novel methods of forming silver (Ag) and palladium (Pd) fibers. The Ag and Pd fibers are fabricated by the combination of electrospinning, electroplating, and ion-exchange techniques. Their properties are ...
    • Simplified method for estimating the effect of a hydrogen explosion on a nearby pipeline 

      Yoon, S.S.; Yarin, A.L.; Al-Deyab, Salem S.; Kim, J.H.; Park, H.S.; Bang, B. (Elsevier, 2016-03)
      To predict the effect of hydrogen gas tank explosions on nearby pipelines, we first evaluate the increase in air pressure and velocity on a pipeline after a strong explosion. Then, we calculate the bending of an initially ...
    • Simplified method for estimating the effect of a hydrogen explosion on a nearby pipeline 

      Bang, B; Park, HS; Kim, JH; Al-Deyab, Salem S.; Yarin, AL; Yoon, SS (Elsevier, 2016-03)
      To predict the effect of hydrogen gas tank explosion on a nearby pipeline, air pressure rise and velocity on a pipeline after a strong explosion is evaluated first. Then, bending of an initially straight pipe is calculated. ...
    • Simultaneous 3D MR elastography of the in vivo mouse brain 

      Kearney, Steven, P.; Majumdar, Shreyan; Royston, Thomas, J.; Klatt, Dieter (IOP Publishing, 2017-09-15)
      The feasibility of sample interval modulation (SLIM) magnetic resonance elastography (MRE) for the in vivo mouse brain is assessed, and an alternative SLIM-MRE encoding method is introduced. In SLIM-MRE, the phase accumulation ...
    • Single Droplet Ignition: Theoretical Analyses and Experimental Findings 

      Aggarwal, Suresh K. (Elsevier Inc., 2014)
      Spray ignition represents a critical process in numerous propulsion and energy conversion devices. Compared to a gaseous mixture, ignition in a spray is significantly more complex, as the state of ignition in the ...
    • Single Droplet Ignition: Theoretical Analyses and Experimental Findings 

      Aggarwal, Suresh K. (Elsevier Inc., 2014)
      Spray ignition represents a critical process in numerous propulsion and energy conversion devices. Compared to a gaseous mixture, ignition in a spray is significantly more complex, as the state of ignition in the ...
    • Sintering of compound nonwovens by forced convection of hot air. 

      Staszel, C; Sett, S; Yarin, A.L; Pourdeyhimi, B (Elsevier Inc., 2016-10)
      Sintering and interlocking of model nonwoven materials composed of a mixture of polycaprolactone (PCL) and polyacrylonitrile (PAN) fibers by means of forced convection of hot air through their pores is studied experimentally ...
    • Solution-Blown Nanofiber Mats from Fish Sarcoplasmic Protein 

      Sett, S.; Stephansen, K.; Yarin, A.L. (Elsevier, 2016-04)
      In the present work, solution-blowing was adopted to form nanofibers from fish sarcoplasmic proteins (FSPs). Nanofiber mats containing different weight ratios (up to 90/10) of FSP in the FSP/nylon 6 blended nanofibers were ...
    • SPATIAL ANCF/CRBF BEAM ELEMENTS 

      Kulkarni, Shubhankar; Shabana, Ahmed A. (Elsevier, 2018-08-04)
      In this paper, the consistent rotation-based formulation (CRBF) is used to develop new threedimensional beam elements starting with the absolute nodal coordinate formulation (ANCF) kinematic description. While the proposed ...
    • Spatially-selective cooling by liquid jet impinging orthogonally on a wettability-patterned surface 

      Megaridis, Constantine M.; Ganguly, R.; Mahapatra, P.S.; Ghosh, A.; Koukoravas, T.P. (Elsevier, 2016-04)
      Jet impingement finds application in high-rate cooling because of its numerous merits, which, however, do not include selective directionality. The present study introduces a new configuration employing a wettability-patterning ...
    • Spreading of Carbopol Gels 

      Yarin, A.L.; Klep, N.; Pelot, D.D. (Springer Verlag, 2016-04)
      This work aims to study flows within a wedge at the inclination angles in the 5°–20° range. Flow within a wedge occurs when a Carbopol solution is pulled horizontally by a moving conveyer belt through the wedge apex opening ...
    • Stress-strain dependence for soy-protein nanofiber mats 

      Khansari, S.; Sinha-Ray, S.; Yarin, A. L.; Pourdeyhimi, B. (American Institute of Physics, 2012-02)
      Soy protein=nylon 6 monolithic and core-shell nanofibers were solution-blown and collected on a rotating drum as fiber mats. Tensile tests of rectangular strips of these mats revealed their stress-strain dependences. These ...
    • Superhydrophobic-Superhydrophilic Binary Micropatterns by Localized Thermal Treatment of Polyhedral Oligomeric Silsesquioxane (POSS)-Silica Films 

      Schutzius, Thomas M.; Bayer, Ilker S.; Jursich, Gregory M.; Das, Arindam; Megaridis, Constantine M. (Royal Society of Chemistry, 2012-06)
      Surfaces patterned with alternating (binary) superhydrophobic-superhydrophilic regions can be found naturally, offering a bio-inspired template for efficient fluid collection and management technologies. We describe a ...
    • Superoleophobic and conductive carbon nanofiber/fluoropolymer composite films 

      Das, Arindam; Schutzius, Thomas M.; Bayer, Ilker S.; Megaridis, Constantine M. (Elsevier, 2012-03)
      A solution-based, large-area coating procedure is developed to produce conductive polymer composite films consisting of hollow-core carbon nanofibers (CNFs) and a fluoroacrylic copolymer available as a water-based dispersion. ...
    • Supersonically sprayed thermal barrier layers using clay micro-particles. 

      Kim, DY; Lee, JG; Joshi, B; Lee, JH; Al-Deyab, Salem S.; Yoon, HG; Yang, DR; Yarin, A; Yoon, SS (Elsevier Inc., 2016-02)
      Several clay minerals were supersonically sprayed onto flexible substrates to form highly thermally and electrically insulating materials which could be wrapped onto protected surfaces. Among these clay minerals, ...
    • Surface Tension Confined (STC) Tracks for Capillary-Driven Transport of Low Surface Tension Liquids 

      Schutzius, Thomas M.; Elsharkawy, Mohamed; Tiwari, Manish K.; Megaridis, Constantine M. (Royal Society of Chemistry, 2012-12)
      Surface tension confined (STC) open tracks for pumpless transport of low-surface tension liquids (e.g., acetone, ethanol, hexadecane) on microfluidic chips are fabricated using a large-area, wet-processing technique. ...
    • Theoretical and Experimental Investigation of Forward Spatter of Blood from a Gunshot 

      Yarin, A.L.; Comiskey, P.M.; Attinger, D. (American Physical Society, 2017-12-14)
      A theoretical model predicting forward blood spatter patterns resulting from a round nose bullet gunshot wound is proposed. The chaotic disintegration of a blood layer located ahead and aside of the bullet is considered ...
    • Theoretical and Experimental Investigation of Physical Mechanisms Responsible for Polymer Nanofiber Formation in Solution Blowing 

      Sinha-Ray, Sumit; Sinha-Ray, Suman; Yarin, A.L.; Poudeyhim, B. (Elsevier Inc., 2014-11-15)
      This work describes a comprehensive numerical model of solution blowing process of multiple threedimensional polymer jets issued from a die nosepiece into a high-speed air flow and deposited onto a moving screen. The ...
    • Theoretical, numerical, and experimental investigation of pressure rise due to deflagration in confined spaces 

      Bang, BH; Ahn, CS; Lee, JG; Kim, YT; Lee, MH; Horn, B; Malik, D; Thomas, K; James, SC; Yarin, AL; Yoon, SS (elsevier, 2017-10)
      Estimating pressure rise due to deflagration in a fully or partially confined space is of practical importance in safety design of a petrochemical plant. Herein, we have developed a new theoretical model to predict the ...
    • Thermally driven self-healing using copper nanofiber heater 

      Lee, MW; Jo, HS; Yoon, SS; Yarin, AL (American Institute of Physics Inc., 2017-07-03)
      Nano-textured transparent heaters made of copper nanofibers (CuNFs) are used to facilitate accelerated self-healing of bromobutyl rubber (BIIR). The heater and BIIR layer are separately deposited on each side of a transparent ...