Now showing items 1-20 of 51

    • A general derivation of the subharmonic threshold for non-linear bubble oscillations 

      Prosperetti, Andrea (The Journal of the Acoustical Society of America, 6/5/2013)
      The paper describes an approximate but rather general derivation of the acoustic threshold for a subharmonic component to be possible in the sound scattered by an insonified gas bubble. The general result is illustrated ...
    • Alternating Fixation and Saccade Behavior in Nonhuman Primates with Alternating Occlusion–Induced Exotropia 

      Das, Vallabh E. (Investigative Ophthalmology & Visual Science, 8/1/2009)
      Purpose: Nonhuman primates reared with daily alternating monocular occlusion (AMO) during their first few months of life develop large horizontal strabismus, A/V patterns and dissociated vertical deviation (DVD). In addition, ...
    • Antibacterial properties and mechanisms of toxicity of sonochemically grown ZnO nanorods 

      Okyay, Tugba O.; Bala, Rukayya K.; Nguyen, Hang N.; Atalay, Ramazan; Bayam, Yavuz; Rodrigues, Debora F. (RSC Advances, 2015)
      In this study, we present a simple, fast and cost-effective sonochemical growth method for the synthesis of zinc oxide (ZnO) nanorods. ZnO nanorods were grown on glass substrates at room temperature without the addition ...
    • Antimicrobial Applications of Electroactive PVK-SWNT Nanocomposites 

      Ahmed, Farid; Santos, Catherine M.; Vergara, Regina Aileen May V.; Tria, Maria Celeste R.; Advincula, Rigoberto C.; Rodrigues, Debora F. (Environmental Science and Technology, 11/17/2011)
      The antibacterial properties of a nanocomposite containing an electroactive polymer, polyvinyl-N-carbazole (PVK) (97 wt %), and single-walled carbon nanotubes (SWNT) (3 wt %) was investigated as suspensions in water and ...
    • Applicability of Infrared Photorefraction for Measurement of Accommodation in Awake-Behaving Normal and Strabismic Monkeys 

      Bossong, Heather; Swann, Michelle; Glasser, Adrian; Das, Vallabh E. (Investigative Ophthalmology & Visual Science, 2/1/2009)
      Purpose: This study was designed to use infrared photorefraction to measure accommodation in awake-behaving normal and strabismic monkeys and describe properties of photorefraction calibrations in these monkeys. Methods: ...
    • ?-Augmented Tree for Robust Data Collection in Advanced Metering Infrastructure 

      Kamto, Joseph; Qian, Lijun; Li, Wei; Han, Zhu (International Journal of Distributed Sensor Networks, 3/29/2016)
      Tree multicast configuration of smart meters (SMs) can maintain the connectivity and meet the latency requirements for the Advanced Metering Infrastructure (AMI). However, such topology is extremely weak as any single ...
    • Biodegradation of graphene oxide-polymer nanocomposite films in wastewater 

      Fan, Jingjing; Grande, Carlos David; Rodrigues, Debora F. (Environmental Science: Nano, 7/20/2017)
      The synthesis of polymer nanocomposites has been extensively investigated by many researchers, however, the end of life fate of polymer nanocomposites is still largely unknown. It is expected that at the end of their service ...
    • Collapse of One-Dimensional Cavities in Compressible Liquids 

      Biasi, L.; Prosperetti, Andrea; Tozzi, A. (The Physics of Fluids, 1972-10)
      The collapse of a one-dimensional cavity in a compressible, inviscid liquid is treated exactly. Results of numerical computations for some specific examples are presented.
    • Complete Genome Sequence of the Thermophilic Exiguobacterium sp. AT1b. 

      Vishnivetskaya, Tatiana A.; Lucas, Susan; Copeland, Alex; Lapidus, Alla; del Rio, Tijana Glavina; Dalin, E.; Tice, Hope; Bruce, David C.; Goodwin, Lynne A.; Pitluck, Sam; Saunders, E.; Brettin, Tom; Detter, Chris; Han, Cliff; Larimer, Frank; Land, Miriam L.; Hauser, Loren J.; Kyrpides, Nikos C.; Ovchinnikova, Galina; Kathariou, Sophia; Ramaley, Robert F.; Rodrigues, Debora F.; Hendrix, Christie; Richardson, Paul; Tiedje, James M. (Journal of Bacteriology, 4/1/2011)
      Here we present the genome of strain Exiguobacterium sp. AT1b, a thermophilic member of the genus Exiguobacterium whose representatives were isolated from various environments along a thermal and physico-chemical gradient. ...
    • Conjugate Adaptation of Saccadic Gain in Non-Human Primates With Strabismus 

      Ono, Seiji; Das, Vallabh E.; Tusa, Ronald J.; Mustari, Michael J. (Journal of Neurophysiology, 2/1/2004)
      In this study, we have used the double-step paradigm to test saccadic gain adaptation during monocular viewing in one normal monkey, two monkeys with exotropia, and one monkey with esotropia. In this paradigm, the target ...
    • Conjugate Adaptation of Smooth Pursuit during Monocular Viewing in Strabismic Monkeys with Exotropia 

      Ono, Seiji; Das, Vallabh E.; Mustari, Michael J. (Investigative Ophthalmology & Visual Science, 4/1/2012)
      Purpose: Humans and monkeys are able to adapt their smooth pursuit output when challenged with consistent errors in foveal/parafoveal image motion during tracking. Visual motion information from the retina is known to be ...
    • Contract-based Incentive Mechanism for LTE over Unlicensed Channels 

      Hamidouche, Kenza; Saad, Walid; Debbah, Mérouane; Thai, My T.; Han, Zhu (IEEE Transactions on Communications, 4/11/2019)
      In this paper, a novel economic approach, based on the framework of contract theory, is proposed for providing incentives for LTE over unlicensed channels (LTE-U) in cellular-networks. In this model, a mobile network ...
    • Correlation of Cross-Axis Eye Movements and Motoneuron Activity in Non-Human Primates with “A” Pattern Strabismus 

      Das, Vallabh E.; Mustari, Michael J. (Investigative Ophthalmology & Visual Science, 2/1/2007)
      Purpose: The authors showed earlier that animals reared with certain types of visual sensory deprivation during their first few months of life develop large horizontal strabismus, A/V patterns, and dissociated vertical ...
    • Designing polymeric adhesives for antimicrobial materials: poly(ethylene imine) polymer, graphene, graphene oxide and molybdenum trioxide – a biomimetic approach 

      Nguyen, Hang N.; Nadres, Enrico T.; Alamani, Bryan G.; Rodrigues, Debora F. (Journal of Materials Chemistry B, 5/10/2017)
      The synthesis of biocompatible polymers for coating applications has gained significant attention in recent years due to the increasing spread of infectious diseases via contaminated surfaces. One strategy to combat this ...
    • Draft Genome Sequence of Sorghum Grain Mold Fungus Epicoccum sorghinum, a Producer of Tenuazonic Acid 

      Oliveira, Rodrigo C.; Davenport, Karen W.; Hovde, Blake; Silva, Danielle; Chain, Patrick S.; Correa, Benedito; Rodrigues, Debora F. (Genome Announcements, 1/26/2017)
      The facultative plant pathogen Epicoccum sorghinum is associated with grain mold of sorghum and produces the mycotoxin tenuazonic acid. This fungus can have serious economic impact on sorghum production. Here, we report ...
    • Drop Fragmentation at Impact onto a Bath of an Immiscible Liquid 

      Lhuissier, Henri; Sun, Chao; Prosperetti, Andrea; Lohse, Detlef (Physical Review Letters, 6/28/2013)
      The impact of a drop onto a deep bath of an immiscible liquid is studied with emphasis on the drop fragmentation into a collection of noncoalescing daughter drops. At impact the drop flattens and spreads at the surface of ...
    • Drop Impact on Superheated Surfaces 

      Tran, Tuan; Staat, Hendrik J.J.; Prosperetti, Andrea; Sun, Chao; Lohse, Detlef (Physical Review Letters, 1/20/2012)
      At the impact of a liquid droplet on a smooth surface heated above the liquid’s boiling point, the droplet either immediately boils when it contacts the surface (“contact boiling”), or without any surface contact forms a ...
    • Dynamics of Formation of a Vapor Nanobubble Around a Heated Nanoparticle 

      Maheshwari, Shantanu; van der Hoef, Martin; Prosperetti, Andrea; Lohse, Detlef (The Journal of Physical Chemistry, 8/17/2018)
      We study the formation of a nanobubble around a heated nanoparticle in a bulk liquid by using molecular dynamics simulations. The nanoparticle is kept at a temperature above the critical temperature of the surrounding ...
    • Effect of vapor bubbles on velocity fluctuations and dissipation rates in bubbly Rayleigh-B ?enard convection 

      Lakkaraju, Rajaram; Schmidt, Laura E.; Oresta, Paolo; Toschi, Federico; Verzicco, Roberto; Lohse, Detlef; Prosperetti, Andrea (Physical Review E, 9/19/2011)
      Numerical results for kinetic and thermal energy dissipation rates in bubbly Rayleigh-Bénard convection are reported. Bubbles have a twofold effect on the flow: on the one hand, they absorb or release heat to the surrounding ...
    • Effective velocity boundary condition at a mixed slip surface 

      Sbragaglia, M.; Prosperetti, Andrea (Journal of Fluid Mechanics, 7/1/2006)
      This paper studies the nature of the effective velocity boundary conditions for liquid flow over a plane boundary on which small free-slip islands are randomly distributed. It is found that, to lowest order in the area ...