Search Results - "Groehn, Arto J."

Fluid-particle dynamics during combustion spray aerosol synthesis of ZrO2 by Gröhn, Arto J., Pratsinis, Sotiris E., Wegner, Karsten

“…► Nanoparticle synthesis in spray flames is modeled by computational fluid dynamics. ► Model integrates spray, fluid and particle dynamics. ► Product size…”
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Hybrid radiation modeling for multi-phase solar-thermal reactor systems operated at high-temperature by Groehn, Arto J., Lewandowski, Allan, Yang, Ronggui, Weimer, Alan W.

“…•Interfacing of ray-tracing and finite-volume radiation models at an arbitrary surface.•Validation of the coupling method by comparison with full ray-tracing…”
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Pressure dependent kinetics of magnesium oxide carbothermal reduction by Chubukov, Boris A., Palumbo, Aaron W., Rowe, Scott C., Hischier, Illias, Groehn, Arto J., Weimer, Alan W.

“…•Maximum reaction rate observed experimentally at low vacuum conditions.•Model developed for continuous prediction of reaction rate with T & P.•Reaction…”
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Hybrid radiation modeling for multi-phase solar-thermal reactor systems operated at high-temperature by Groehn, Arto J., Lewandowski, Allan, Yang, Ronggui, Weimer, Alan W.

“…Not provided…”
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A novel experimental method to study metal vapor condensation/oxidation: Mg in CO and CO2 at reduced pressures by Hischier, Illias, Chubukov, Boris A., Wallace, Mark A., Fisher, Richard P., Palumbo, Aaron W., Rowe, Scott C., Groehn, Arto J., Weimer, Alan W.

“…[Display omitted] •An experimental method is presented to study oxidation/condensation of metal vapor.•Mg(g) and CO coexist in a metastable phase.•At low CO…”
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Worst-case losses from a cylindrical calorimeter for solar simulator calibration by Rowe, Scott C, Groehn, Arto J, Palumbo, Aaron W, Chubukov, Boris A, Clough, David E, Weimer, Alan W, Hischier, Illias

“…High-flux solar simulators consist of lamps that mimic concentrated sunlight from a field of heliostats or parabolic dish. These installations are used to test…”
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Air Entrainment During Flame Aerosol Synthesis of Nanoparticles by Waser, Oliver, Groehn, Arto J., Eggersdorfer, Maximilian L., Pratsinis, Sotiris E.

“…Enclosed flames typically produce substantially larger particles than open flames under identical reactant flows and composition. The enclosure hinders air…”
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Scale-up of Nanoparticle Synthesis by Flame Spray Pyrolysis: The High-Temperature Particle Residence Time by Gröhn, Arto J, Pratsinis, Sotiris E, Sánchez-Ferrer, Antoni, Mezzenga, Raffaele, Wegner, Karsten

“…The scale-up of nanoparticle synthesis by a versatile flame aerosol technology (flame spray pyrolysis) is investigated numerically and experimentally for…”
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A novel experimental method to study metal vapor condensation/oxidation: Mg in CO and CO^sub 2^ at reduced pressures by Hischier, Illias, Chubukov, Boris A, Wallace, Mark A, Fisher, Richard P, Palumbo, Aaron W, Rowe, Scott C, Groehn, Arto J, Weimer, Alan W

“…A novel method is presented to study magnesium metal vapor condensation/oxidation in CO and CO^sub 2^ atmosphere at reduced pressures. Mg(s) was evaporated and…”
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A novel experimental method to study metal vapor condensation/oxidation: Mg in CO and CO2 at reduced pressures by Hischier, Illias, Chubukov, Boris A., Wallace, Mark A., Fisher, Richard P., Palumbo, Aaron W., Rowe, Scott C., Groehn, Arto J., Weimer, Alan W.

“…A novel method is presented to study magnesium metal vapor condensation/oxidation in CO and CO2 atmosphere at reduced pressures. Mg(s) was evaporated and mixed…”
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Design of Turbulent Flame Aerosol Reactors by Mixing-Limited Fluid Dynamics by Gröhn, Arto J, Buesser, Beat, Jokiniemi, Jorma K, Pratsinis, Sotiris E

“…Nanoparticle synthesis in turbulent flame aerosol reactors is elucidated by computational fluid dynamics (CFD). Mixing-limited combustion is modeled, and total…”
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Multiscale Aspects of Modeling Gas-Phase Nanoparticle Synthesis by Buesser, B., Gröhn, A. J.

“…Aerosol reactors are utilized to manufacture nanoparticles in industrially relevant quantities. The development, understanding, and scale‐up of aerosol…”
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