1–50 of 172 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 ...

    Prediction of Chemical Nonequilibrium Flow Structure at Different Free-Stream Knudsen Numbers

    He, Tao / Wang, Jiang-Feng | ASCE | 2016
    . Further, the effects of chemical nonequilibrium on hypersonic rarefied flow-field structure are investigated to verify the applicability of the ...
    Publisher: American Society of Civil Engineers

      Prediction of Chemical Nonequilibrium Flow Structure at Different Free-Stream Knudsen Numbers

      He, Tao | Online Contents | 2016
      AbstractA numerical study is conducted to investigate the effects of the inflow Knudsen number (Kn) on hypersonic chemical nonequilibrium ...

      Prediction of Chemical Nonequilibrium Flow Structure at Different Free-Stream Knudsen Numbers

      He, Tao | Online Contents | 2016
      AbstractA numerical study is conducted to investigate the effects of the inflow Knudsen number (Kn) on hypersonic chemical nonequilibrium ...

    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 ...

    Design Methodology for the Performance, Weight, and Economic Assessment of Chemical Rocket Engines

    Tyl, Clémence M | Online Contents | 2016
    the capabilities to rapidly evaluate the performance, weight, size, and lifecycle costs of all chemical rocket engines at a conceptual level ...

      Design Methodology for the Performance, Weight, and Economic Assessment of Chemical Rocket Engines

      Tyl, Clémence M | Online Contents | 2017
      the capabilities to rapidly evaluate the performance, weight, size, and lifecycle costs of all chemical rocket engines at a conceptual level ...

    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 ...

    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 ...

    Design Methodology for the Performance, Weight, and Economic Assessment of Chemical Rocket Engines

    Frank, Christopher P. / Pinon-Fischer, Olivia J. / Mavris, Dimitri N. et al. | ASCE | 2016
    particular, it provides the capabilities to rapidly evaluate the performance, weight, size, and lifecycle costs of all chemical rocket engines at a ...
    Publisher: American Society of Civil Engineers

    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 ...

    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 ...

    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 ...

    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 ...

    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 ...

    Chemical Propulsion: Greater than 60 Years of Leadership and Innovation at NASA Glenn Research Center

    Linne, Diane L. / Aukerman, Carl A. / Palaszewski, Bryan A. | ASCE | 2013
    same aeropropulsion engineers would progress into the largely unexplored field of space chemical propulsion. Starting before the launch of ...
    Publisher: American Society of Civil Engineers

    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

    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 ...

    Time-Dependent Second-Order Viscoelastic Fluid Flow on Rotating Cone with Heat Generation and Chemical Reaction

    Saleem, Salman / Nadeem, Sohail / Awais, Muhammad | ASCE | 2016
    the presence of chemical reaction and heat generation or absorption effects under prescribed heat flux conditions. The boundary-layer ...
    Publisher: American Society of Civil Engineers

    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 ...

    Two-Dimensional Boundary Layer Flow of Chemical Reaction MHD Fluid over a Shrinking Sheet with Suction and Injection

    Khan, Y. | ASCE | 2014

    In this paper, the steady two-dimensional boundary layer flow of chemical reaction magnetohydrodynamics (MHD

     ...
    Publisher: American Society of Civil Engineers

    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 ...

    Time-Dependent Second-Order Viscoelastic Fluid Flow on Rotating Cone with Heat Generation and Chemical Reaction

    Nadeem, Sohail | Online Contents | 2016
    AbstractThe present analysis deals with the study of time-dependent flow of a second-order fluid on a rotating cone in the presence of ...

      Time-Dependent Second-Order Viscoelastic Fluid Flow on Rotating Cone with Heat Generation and Chemical Reaction

      Nadeem, Sohail | Online Contents | 2016
      AbstractThe present analysis deals with the study of time-dependent flow of a second-order fluid on a rotating cone in the presence of ...

    Attitude-Orbit Cooperative Control for Small-Scale Spacecraft with Chemical Propulsion: Adaptive Sliding Mode Control Based on Neural Network

    Free access
    Wang, Guogang / Liu, Keping / Sun, Zhongbo et al. | ASCE | 2020
    by orbit transfer of small satellites with chemical propulsion. The changing rule of satellite fuel consumption rate and moment of inertia ...
    Publisher: American Society of Civil Engineers

    Employment of electro-chemical deposition in manufacture and maintenance of automobiles

    Wilson, R.E. | Engineering Index Backfile | 1942
    Processes developed from plating technique; adhesion of deposited metals; resistance to corrosive attack and to fretting corrosion ...
    Publisher: Institution of Automobile Engineers

    Analytical Study for the Effects of Chemical Reaction and Mass Transfer on Free Convective Flow Past a Vertical Isothermal Cone Surface

    Odda, S. N | Online Contents | 2016
    AbstractAn analytical study is presented for the effects of chemical reaction and mass transfer on the free convective flow of a viscous ...

      Analytical Study for the Effects of Chemical Reaction and Mass Transfer on Free Convective Flow Past a Vertical Isothermal Cone Surface

      Odda, S. N | Online Contents | 2015
      AbstractAn analytical study is presented for the effects of chemical reaction and mass transfer on the free convective flow of a viscous ...

    Analytical Study for the Effects of Chemical Reaction and Mass Transfer on Free Convective Flow Past a Vertical Isothermal Cone Surface

    Seddeek, M. A. / Odda, S. N. / Abdelmeguid, M. S. | ASCE | 2015

    An analytical study is presented for the effects of chemical reaction and mass transfer on the free convective

     ...
    Publisher: American Society of Civil Engineers

    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 ...

    Effects of Chemical Reaction and Nonlinear Thermal Radiation on Williamson Nanofluid Slip Flow over a Stretching Sheet Embedded in a Porous Medium

    Gireesha, B. J | Online Contents | 2016
    AbstractThe main emphasis of the present study is to discuss the effect of chemical reaction on flow, heat, and mass transfer of Williamson ...

    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 ...

    Effects of Chemical Reaction and Nonlinear Thermal Radiation on Williamson Nanofluid Slip Flow over a Stretching Sheet Embedded in a Porous Medium

    Prasannakumara, B. C. / Gireesha, B. J. / Gorla, Rama S. R. et al. | ASCE | 2016

    The main emphasis of the present study is to discuss the effect of chemical reaction on flow, heat, and mass

     ...
    Publisher: American Society of Civil Engineers

      Effects of Chemical Reaction and Nonlinear Thermal Radiation on Williamson Nanofluid Slip Flow over a Stretching Sheet Embedded in a Porous Medium

      Prasannakumara, B. C | Online Contents | 2016
      AbstractThe main emphasis of the present study is to discuss the effect of chemical reaction on flow, heat, and mass transfer of Williamson ...

    Assessmant of risks posed by chemical industries - application of a new computer automated tool MAXCRED-III

    Khan, F.I. / Abbasi, S.A. | Tema Archive | 1999
    The paper describes the application of a new computer automated tool, developed by the authors, in the risk analysis of a typical chemical ...

    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 ...

    Performance Impacts of Metal Additive Manufacturing of Very Small Nozzles

    Free access
    Tommila, Christopher D. / Hartsfield, Carl R. / Redmond, Joel J. et al. | ASCE | 2020

    For small satellite electrothermal or chemical thrusters, nozzle throat diameters may be less than 1 mm. At these

     ...
    Publisher: American Society of Civil Engineers

    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 ...

    Multivariate Comparison of Lunar Soil Simulants

    Zarzycki, Paweł K. / Katzer, Jacek | ASCE | 2019
    used to enable large-scale lunar research programs. They are supposed to be precise copycats of lunar soil in chemical composition, mineralogy ...
    Publisher: American Society of Civil Engineers

    Polymer composites and blends for battery separators: State of the art, challenges and future trends

    Nunes-Pereira, J. / Costa, C.M. / Lanceros-Mendez, Senentxu | Tema Archive | 2015
    characteristics of these polymer composites and blends for battery separator membrane applications. This review is divided into two sections regarding the ...

    Exploratory Review of Sintered Lunar Soil Based on the Results of the Thermal Analysis of a Lunar Soil Simulant

    Bonanno, A. / Bernold, L. E. | ASCE | 2014

    The exploration and development of space will require energy that is reliable, ubiquitous, and economical to

     ...
    Publisher: American Society of Civil Engineers

    Exploratory Review of Sintered Lunar Soil Based on the Results of the Thermal Analysis of a Lunar Soil Simulant

    Bernold, L. E | Online Contents | 2015
    AbstractThe exploration and development of space will require energy that is reliable, ubiquitous, and economical to produce. The ...

    Characteristics of IPN Adhesive Bonding of Polyether Imide to Titanium for Aerospace Application

    Ahmed, Sabbir / Chakrabarty, Debabrata / Mukherjee, Subroto et al. | ASCE | 2017
    bonding of surface-modified polyether imide (PEI) to titanium (Ti) under elevated temperatures and an aggressive chemical environment as well as ...
    Publisher: American Society of Civil Engineers

    Characteristics of IPN Adhesive Bonding of Polyether Imide to Titanium for Aerospace Application

    Bhowmik, Shantanu | Online Contents | 2017
    AbstractThis investigation highlights the performance of epoxy-novolac interpenetrating polymer network (IPN) adhesive bonding of surface ...

      Characteristics of IPN Adhesive Bonding of Polyether Imide to Titanium for Aerospace Application

      Bhowmik, Shantanu | Online Contents | 2017
      AbstractThis investigation highlights the performance of epoxy-novolac interpenetrating polymer network (IPN) adhesive bonding of surface ...

    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 ...

    Geotechnical Properties of Uncompacted DNA-1A Lunar Simulant

    Marzulli, Valentina / Cafaro, Francesco | ASCE | 2018

    Understanding the mechanical behavior of lunar regolith is of great importance to address the building of

     ...
    Publisher: American Society of Civil Engineers

    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 ...