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Dive into the research topics where Brien A. Stears is active.

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Featured researches published by Brien A. Stears.


Angewandte Chemie | 2014

Platinum-Promoted Ga/Al2O3 as Highly Active, Selective, and Stable Catalyst for the Dehydrogenation of Propane†

Jesper J. H. B. Sattler; Ines D. Gonzalez-Jimenez; Lin Luo; Brien A. Stears; Andrzej Malek; David G. Barton; Beata A. Kilos; Mark P. Kaminsky; Tiny M. W. G. M. Verhoeven; Eline J. Koers; Marc Baldus; Bert M. Weckhuysen

A novel catalyst material for the selective dehydrogenation of propane is presented. The catalyst consists of 1000 ppm Pt, 3 wt % Ga, and 0.25 wt % K supported on alumina. We observed a synergy between Ga and Pt, resulting in a highly active and stable catalyst. Additionally, we propose a bifunctional active phase, in which coordinately unsaturated Ga3+ species are the active species and where Pt functions as a promoter.


Journal of Membrane Science | 2012

Olefins-selective asymmetric carbon molecular sieve hollow fiber membranes for hybrid membrane-distillation processes for olefin/paraffin separations

Liren Xu; Meha Rungta; Mark K. Brayden; Marcos V. Martinez; Brien A. Stears; Gregory Barbay; William J. Koros


Environmental Progress | 2012

Techno-Economics for Conversion of Lignocellulosic Biomass to Ethanol by Indirect Gasification and Mixed Alcohol Synthesis

Abhijit Dutta; Michael Talmadge; Jesse E. Hensley; Matt Worley; Doug Dudgeon; David G. Barton; Peter E. Groenendijk; Daniela Ferrari; Brien A. Stears; Erin Searcy; Christopher T. Wright; J. Richard Hess


Archive | 2013

HOLLOW FIBER CARBON MOLECULAR SIEVE MEMBRANE AND PREPARATION AND USE THEREOF

William J. Koros; Liren Xu; Mark K. Brayden; Marcos V. Martinez; Brien A. Stears


Archive | 2012

REACTIVATING PROPANE DEHYDROGENATION CATALYST

Matthew Pretz; Lin Luo; Susan Domke; Howard W. Clark; Richard Pierce; Andrzej Malek; Mark Stewart; Brien A. Stears; Jr. Albert Schweizer; Guido Capone; Duncan Paul Coffey; Isa K. Mbaraka; Phillip W. Dellinger


Powder Technology | 2017

Performance prediction of riser termination devices using Barracuda Virtual Reactor

Madhusudhan Kodam; Ben Freireich; Matthew Pretz; Brien A. Stears


Archive | 2013

Process and Apparatus for Minimizing Attrition of Catalyst Particles

Matthew Pretz; Mark Stewart; Don F. Shaw; Brien A. Stears; Madhusudhan Kodam; Ben Freireich


Archive | 2017

processo melhorado para desidrogenar um alcano

Albert E. Schweizer; Andrzej Malek; Brien A. Stears; Duncan Paul Coffey; Guido Capone; Howard W. Clark; Isa K. Mbaraka; Lin Luo; Mark Stewart; Matthew Pretz; Richard Pierce; Susan Domke


Archive | 2017

PROCESS FOR INCREASING ETHYLENE AND PROPYLENE YIELD FROM A PROPYLENE PLANT

Isa K. Mbaraka; William L. Jackson; Martin A. Cogswell; Mark A. Siddoway; Brien A. Stears


Archive | 2017

PROCESS FOR HYDROGENATING DICHLOROISOPROPYL ETHER

Daniela Ferrari; Brien A. Stears; Yu Liu

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Lin Luo

Dow Chemical Company

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