Gary L. Haller

Heterogeneous catalysis and surface chemistry; spectroscopic characterization of surfaces using Raman, infrared absorption, X-ray absorption spectroscopies, and solid state NMR; classical kinetics; chemisorption and physical adsorption to study MCM-41 structures, very small metal cluster catalysts, and catalytic synthesis of single-wall carbon nanotubes.

 

REPRESENTATIVE PUBLICATIONS

• X-ray Absorption Spectroscopic Investigation of Partially Reduced Cobalt Species in Co-MCM-41 Catalysts during Synthesis of Single-Wall Carbon Nanotubes, Dragos Ciuparu, P. Haider, Y.Chen, Steven S Lim, Gary L Haller, Lisa D Pfefferle, 2005, Journal of Physical Chemistry B, 109(34), 16332-39.
• Pore Curvature Effect on the Stability of Co-MCM-41 and the Formation of Size-Controllable Subnanometer Co Clusters, Steven S Lim, Dragos Ciuparu, Yuan Chen, Yanhui Yang, Lisa D Pfefferle, Gary L Haller, 2005, Journal of Physical Chemistry B, 109(6), 2285-229.
• Uniform-Diameter Single-Walled Carbon Nanotubes Catalytically Grown in Cobalt-Incorporated MCM-41, Dragos Ciuparu, Y. Chen, Steven S Lim, Gary L Haller, Lisa D Pfefferle, 2004, Journal of Physical Chemistry B, 108(2), 503-507.
• Synthesis of Uniform Diameter Single-wall Carbon Nanotubes in Co-MCM-41: Effects of the Catalyst Prereduction and Nanotube Growth Temperatures , Y. Chen, D. Ciuparu, Steven S Lim, Y. Yang, Gary L Haller, Lisa D Pfefferle, 2004, J. Catal., 225, 453.
• Multivariate Correlation and Prediction of the Synthesis of Vanadium Substituted Mesoporous Molecular Sieves , Y. Yang, Steven S Lim, C. Wang, D. Harding, Gary L Haller, 2004, Micropor. Mesopor. Mater., 67, 245.
• Synthesis and Characterization of Highly Ordered Co-MCM-41 for Production of Aligned Single Walled Carbon Nanotubes (SWNT) , Steven S Lim, D. Ciuparu, C. Pak, F. Dobek, Y. Chen, D. Harding, Lisa D Pfefferle, Gary L Haller, 2003, J. Phys. Chem. B, 107(40), 11048.

 

PATENTS

• "Sulfur Tolerant Bimetallic Zeolitic Reforming Catalysts", 5,540,833, 1996: With G. Larsen, D.E. Resasco, and V.A. Durante, assigned to Sun Company, Inc. and Yale University jointly
• "Process and Catalyst for Dehydrogenation of Organic Compounds", 5,439,859, 1995: With V.A. Durante, D.E. Resasco, D.W. Walker, and E.L. Coggins. Assigned to Sun Company, Inc.