1–50 of 206 hits
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    Non-spherical osmotic motor: chemical sailing

    Shklyaev, Sergey / Brady, John F. / Cordova-Figueroa, Ubaldo M. | Tema Archive | 2014
    able to move even with uniform chemical activity on its surface. For small departures from a sphere the velocity of self-propulsion is ...

    PBT screening profile of CWAs (chemical warfare agents)

    Sanderson, Hans / Fauser, Patrik / Thomsen, Marianne et al. | Tema Archive | 2007
    CWAs (Chemical warfare agents) have been used and disposed of in various fashions over the past decades. Significant amounts have been ...

    Purification process for chemical storage of hydrogen for fuel cell vehicles applications

    Swesi, Yousef / Ronze, Didier / Pitault, Isabelle et al. | Tema Archive | 2007
    An alternative way to provide hydrogen in FCVs (fuel cell vehicles) consists of storing hydrogen in liquid hydrocarbons. Supplying hydrogen ...

    The influence of basecoat pigmentation on chemical structure and surface topology of automotive clearcoats during weathering

    Yari, H. / Moradian, S. / Ramezanzadeh, B. et al. | Tema Archive | 2012
    The present study aims at elucidating the effect of basecoat pigmentation on the chemical structure and surface topology of its attached ...

    Nanomaterials based decontaminants against chemical warfare agents

    Prasad, G.K. / Ramacharyulu, P.V.R.K. / Singh, Beer | Tema Archive | 2011
    decontamination of chemical warfare agents, which on contact create adverse health symptoms in humans. NMs based decontamination systems are an ...

    Screening level fish community risk assessment of chemical warfare agents in the Baltic Sea

    Sanderson, Hans / Fauser, Patrik / Thomsen, Marianne et al. | Tema Archive | 2008
    Chemical warfare agents (CWAs) have been disposed of in various fashions over the past decades. Significant amounts (propor to 11,000 ...

    Fabrication of nanocomposite membranes from nanofibers and nanoparticles for protection against chemical warfare stimulants

    Sundarrajan, S. / Ramakrishna, S. | Tema Archive | 2007
    Nanoparticles of MgO were synthesized by the aero-gel method. These MgO nanoparticles were then mixed with various polymer solutions (poly ...

    Biodegradation of thiodiglycol, a hydrolyzate of the chemical weapon Yperite, by benzothiophene-desulfurizing bacteria

    Bassi, Leila El / Shinzato, Naoya / Namihira, Tomoyuki et al. | Tema Archive | 2009
    Microbial degradation of TDG (thiodiglycol (bis(2-hydroxyethyl)sulfide) with petroleum-desulfurizing soil bacteria was examined. Among the ...

    Computationally designed monomers for molecular imprinting of chemical warfare agents - Part V

    Pavel, Dumitru / Lagowski, Jolanta / Lepage, Carmela Jackson | Tema Archive | 2006
    intermolecular interactions in molecular imprinting of chemical warfare (CW) agents into complex monomeric systems. Molecular dynamic (MD) simulations ...

    Modified clay minerals efficiency against chemical and biological warfare agents for civil human protection

    Placha, Daniela / Rosenbergova, Katerina / Slabotinsky, Jiri et al. | Tema Archive | 2014
    chemical indication and gas chromatography methods. The antibacterial activities of synthetized organoclays were tested against selected Gram ...

    Development and validation of a slurry model for chemical hydrogen storage in fuel cell vehicle applications

    Brooks, Kriston P. / Pires, Richard P. / Simmons, Kevin L. | Tema Archive | 2014
    performance and suitability of slurry-based chemical hydrogen storage materials. The storage systems of both a representative exothermic system based ...

    Parametric study of thermal and chemical nonequilibrium nozzle flow

    Sagnier, P. / Marraffa, L. | Tema Archive | 1991

    Evaluations of the chemical mass balance method for determining contributions of gasoline and diesel exhaust to ambient carbonaceous aerosols

    Fujita, Eric M. / Campbell, David E. / Arnott, William P. et al. | Tema Archive | 2007
    compound-based chemical mass balance receptor model to quantify the relative contributions of emissions from gasoline (or spark ignition [SI]) and ...

    Human health risk screening due to consumption of fish contaminated with chemical warfare agents in the Baltic Sea

    Sanderson, Hans / Fauser, Patrik / Thomsen, Marianne et al. | Tema Archive | 2009
    CWAs (chemical warfare agents) have been disposed of in various fashions over the past decades. Significant amounts of CWA, roughly 11,000 ...

    Life cycle assessment of chemical agent resistant coatings

    Stone, K.R. / Tolle, A. | Tema Archive | 1998

    Chemical depth profiling of multi-layer automotive coating systems

    Adamsons, K. | Tema Archive | 2002
    Detailed chemical analysis of high performance automotive coating systems can be done with a relatively available and affordable set of ...

    Evaluation of chemical composition limits of GMA welding electrode specifications for HSLA-100 steel

    Sampath, K. / Varadan, R. | Tema Archive | 2006
    A PC-based Turbo C++ algorithm was developed to quantitatively evaluate chemical composition limits of selected GMAW electrode ...

    A decontamination system for chemical weapons agents using a liquid solution on a solid sorbent

    Waysbort, Daniel / McGarvey, David J. / Creasy, William R. et al. | Tema Archive | 2009
    A decontamination system for chemical warfare agents was developed and tested that combines a liquid decontamination reagent solution with ...

    N-chloramide modified Nomex as a regenerable self-decontaminating material for protection against chemical warfare agents

    Salter, Bruce / Owens, Jeffery / Hayn, Ryan et al. | Tema Archive | 2009
    Recent interest in the treatment of textiles for chemical and biological agent defense has led to the creation of materials that contain TV ...

    Influence of chemical composition of microalloyed steel and cooling rate of HAZ metal of pipe welded joints on its structure and impact toughness

    Rybakov, A.A. / Filipchuk, T.N. / Kostin, V.A. et al. | Tema Archive | 2013
    effect of chemical composition of microalloyed steel and cooling rate of HAZ metal of pipe welded joints on its structure-and-phase state and ...

    The effects of SiC whiskers and an SiC film coating deposited by chemical vapor infiltration (CVI) on a porous cordierite substrate

    Lee, Hwan-Sup / Kim, Jun-Gyu / Choi, Doo-Jin | Tema Archive | 2008
    This study was performed with the goal of reducing environmental pollution caused by nano-particle materials. SiC whiskers were grown on a ...

    An experimental investigation on mechanical fatigue property of chemical starch-based ER fluids

    Lee, H.G. / Choi, S.B. / Kim, J.H. et al. | Tema Archive | 2002
    In this work, mechanical fatigue properties of a chemical starch-based ER fluid are empirically investigated. To do this, a flow-mode type ...

    Improved combustion submodels for modelling gasoline engines with the level set G equation and detailed chemical kinetics

    Yang, S. / Reitz, R.D. | Tema Archive | 2009
    Five combustion submodels have been improved for modelling gasoline engines with the level set G equation and detailed chemical kinetics ...

    Characterization of hypervelocity impact craters on chemical vapour-deposited diamond and diamond-like carbon films

    Ramesham, R. / Best, S. / Rose, M.F. et al. | Tema Archive | 1997
    particles. As-deposited films were analysed by Raman for their chemical nature. The morphology and dimensions of hypervelocity impact craters in ...

    Emission rates and comparative chemical composition from selected in-use diesel and gasoline-fueled vehicles

    Zielinska, Barbara / Sagebiel, John / McDonald, Jacob D. et al. | Tema Archive | 2004
    Emission samples for toxicity testing and detailed chemical characterization were collected from a variety of gasoline- and diesel-fueled ...

    Emulsifiers with high chemical resistance: a key to high performance waterborne coatings

    Duecoffre, V. / Diener, W. / Flosbach, C. et al. | Tema Archive | 1998
    improving the chemical resistance of the resulting crosslinked films, especially against acids. There upon they show no discoloring even at high ...

    Chemical depth profiling of automotive coating systems using slab microtome sectioning with IR/UV-VIS spectroscopy and optical microscopy

    Adamsons, K. | Tema Archive | 2002
    Chemical surface/near-surface analysis and depth profiling of high performance automotive coating systems can be done efficiently by ...

    Re-examining the influence of chloride ions on electrochemical CO2 corrosion of pipeline steels—corrosion of the heat-affected zones (HAZs) of API-X100 steel

    Eliyan, Faysal Fayez / Alfantazi, Akram | Tema Archive | 2015
    This research investigates the corrosion characteristics of simulated heat-affected zones (HAZs) of API X-100 pipeline steels in ...

    Numerical simulation of the effects of vaporization on the motion of PIG during pigging process

    Deng, Tao / Gong, Jing / Zhou, Jun et al. | Tema Archive | 2014
    During the course of pigging after water pressure test, when pressure drops to vapor pressure, localized vaporization always occurs at ...

    Biocide injection as a means of internal corrosion control of oil pipelines

    Aloko, D.F. / Mohammed, A.D. | Tema Archive | 2007
    This research work is aimed at investigating the effect of biocide injection in the treatment of internal corrosion of oil pipelines. In ...

    Application of a capacitance sensor for monitoring water lubricated pipeline flows

    Rushd, Sayeed / Sanders, R.Sean | Tema Archive | 2014
    lubricated by an enveloping water annulus. A major technical challenge for LPF is the flow instability caused by a fouling layer of viscous oil on ...

    Development of a renewable hydrogen economy: Optimization of existing technologies

    Kelly, Nelson A. / Gibson, Thomas L. / Cai, Mei et al. | Tema Archive | 2010
    There is an increasing need for new and greater sources of energy for future global transportation applications. One recognised possibility ...

    Review of hydrogen storage techniques for on board vehicle applications

    Durbin, D.J. / Malardier-Jugroot, C. | Tema Archive | 2013
    storage. Mechanical compression as well as storage in chemical hydrides and absorption to carbon substrates has been investigated. An overview of ...

    Multi-criteria evaluation of hydrogen storage systems for automobiles in Korea using the fuzzy analytic hierarchy process

    Gim, Bongjin / Kim, Jong-Wook | Tema Archive | 2014
    hydrogen, liquefied hydrogen, metal hydride and chemical hydride. The selected criteria used in the evaluation of five hydrogen storage systems are ...
    Keywords: chemical hydride

    Experimental study of oil deposition through a flow loop

    Seyfaee, A. / Lashkarbolooki, M. / Esmaeilzadeh, F. et al. | Tema Archive | 2011
    In this article, the effect of temperature, pressure, and flow rate on deposition rate has been investigated by using chemical analysis ...

    Analysis of wear debris in rolling contact fatigue cracks of pearlitic railway wheels

    Cvetkovski, K. / Ahlström, J. / Norell, M. et al. | Tema Archive | 2014
    concentration of oxygen was measured in between flakes, indicating the presence of oxides and flakes being of similar chemical composition as the base ...

    High performance modeling of atmospheric re-entry vehicles

    Martin, Alexandre / Scalabrin, Leonardo C. / Boyd, Iain D. | Tema Archive | 2012
    of chemical species are involved. The CFD result demonstrates the need for such chemistry model when modeling the flow field around an ...

    Comparative evaluation of various sorbent decontaminants against sulphur mustard

    Prasad, G.K. / Ramacharyulu, P.V.R.K. / Praveen Kumar, J. et al. | Tema Archive | 2012
    Decontaminants remove chemical warfare agent (CWA) from contaminated surfaces to avoid health hazards in battle field conditions, chemical ...

    Chemistry of thermal ageing in aerospace epoxy composites

    Bondzic, S. / Hodgkin, J. / Krstina, J. et al. | Tema Archive | 2006
    The detailed chemical reactions involved in the thermal ageing (at 120 degC) of a typical aerospace epoxy composite have been studied by ...

    Effect of microstructure and texture on formability and mechanical properties of hot-dip galvanized steel sheets

    Safaeirad, M. / Toroghinejad, M.R. / Ashrafizadeh, F. | Tema Archive | 2008
    microscopy and their chemical compositions were analyzed by energy dispersive spectroscopy (EDS). The crystallographic orientation of the coatings ...

    Removal of tributyltin from shipyard process wastewater by fly ash, activated carbon and fly ash/activated carbon composite: adsorption models and kinetics

    Ayanda, Olushola S. / Fatoki, Olalekan S. / Adekola, Folahan A. et al. | Tema Archive | 2013
    BACKGROUND: The removal of tributyltin (TBT) from shipyard process wastewater using fly ash, activated carbon and fly ash/activated carbon ...

    Degradation of mechanical properties of advanced composites exposed to aircraft environment

    Horn, W.J. / Shaikh, F.M. / Soeganto, A. | Tema Archive | 1989
    The degradation of the mechanical properties of Imperial Chemical Industries APC-2 'Victrex' Gr/PEEK laminates was measured after exposure ...

    Defects of joints of high-strength rails produced using flash-butt welding

    Kuchuk-Yatsenko, S.I. / Shvets, V.I. / Didkovsky, A.V. et al. | Tema Archive | 2013
    chemical heterogeneity of the fracture surface was performed using Auger-microprobe JAMP 9500F of the JEOL company (Japan). The defects formed as a ...

    Effects of compounding ingredients of a tyre tread of NR based compound on physical properties, special reference to hardness

    Karak, N. / Gupta, B.R. | Tema Archive | 2000
    In the present paper, the effect of dose of stearic acid, ZnO, process oil, the particle size of carbon black, dose of sulfur, and CBS ...

    A study on laser cleaning and pulsed gas tungsten arc welding of Ti-3Al-2.5V alloy tubes

    Kumar, Aniruddha / Sapp, Mark / Vincelli, Jay et al. | Tema Archive | 2010
    An alternate cleaning process to chemical process of Ti-3Al-2.5V tube surface by a pulsed fiber laser and welding of the laser-cleaned ...

    A review of heat transfer issues in hydrogen storage technologies

    Zhang, Jinsong / Fisher, Timothy S. / Veeraraghavan Ramachandran, P. et al. | Tema Archive | 2005
    . Considered are compressed hydrogen, liquid hydrogen, metal hydrides, and chemical hydrides. For compressed hydrogen storage, efficient heat transfer ...

    Volcanic Ash-Induced Decomposition of EB-PVD Gd2Zr2O7 Thermal Barrier Coatings to Gd-Oxyapatite, Zircon, and Gd, Fe-Zirconolite

    Mechnich, Peter / Braue, Wolfgang / Green, D.J. | Tema Archive | 2013
    . However, first-generation Gd-oxyapatite and Gd-FSZ are exhibiting chemical evolution in the long term. The chemical composition of Gd-oxyapatite ...

    Linear stability of hypersonic flow in thermochemical nonequilibrium

    Hudson, M.L. / Chokani, N. / Candler, G.V. | Tema Archive | 1997
    protection system. For flight at high Mach numbers, thermal and chemical nonequilibrium may exist in the mean flow and thus affect the stability of ...