Dr. David A. Hales

Professor of Chemistry
Department Chair

Office:	Acxiom Hall 204
Phone:	(501) 450-1203
Fax:	(501) 450-3829
E-mail:	hales@hendrix.edu

• Postdoctoral research, University of California – Los Angeles
• Ph.D., University of California - Berkeley
• B.A. cum laude, Pomona College

 

Courses

• CHEM 310 - Physical Chemistry: Quantum Mechanics and Spectroscopy
• CHEM 320 - Physical Chemistry: Thermodynamics and Chemical Kinetics
• CHEM 120L - General Chemistry II Laboratory
• CHEM ATC - Advanced Techniques in Experimental Chemistry
• CHEM 450 - Directed Research
• LBST 100 - Journeys

Advising Specialties

• Chemistry
• Chemical Physics
• Biochemistry and Molecular Biology

Teaching Interests

• Physical Chemistry
• General Chemistry
• Introductory and advanced laboratories
• Interdisciplinary Liberal Arts

Research Interests

• Chemical reactions in and fragmentation of ionized molecular clusters studied by tandem time-of-flight mass spectrometry
• Computational studies of the structures and energetics of ionized molecular clusters

 Outside Professional Activity

• American Chemical Society Examinations Institute, Physical Chemistry Committee, 2006-present

 Affiliations

• American Chemical Society, Physical and Chemical Education Divisions

Awards/Honors

• Phi Beta Kappa
• NSF Graduate Fellow, 1985-88

Recent Publications (undergraduate coauthors in italics)

• Ion-Molecule Chemistry within Boron Tribromide Clusters: Experiment and Theory David A. Hales, Kathryn E. Kautzman, Nathan G. Williams, Pamela A. Haile, and Michael P. Barker Journal of Physical Chemistry A 111, 2266-2275 (2007).
• Creating Research-Rich Curriculum with an Integrated, Upper-Level-Undergraduate Laboratory Program Liz U. Gron, David A. Hales, and M. Warfield Teague Journal of Chemical Education 84, 1343-1347 (2007).

Recent Presentations (all coauthors are undergraduates)

• Rane M. Dearing, Jamie R. Dimond, J. W. Eickman, M. Vincent Gammill, and David A. Hales, “Ion-molecule chemistry in and fragmentation of boron trichloride cluster ions ” (poster), 241st National Meeting of the American Chemical Society, 28 March 2011, Anaheim California.
• Jamie R. Dimond, J. W. Eickman, Rane M. Dearing, and David A. Hales, “Computational study of ions formed from boron trichloride clusters” (poster), 241st National Meeting of the American Chemical Society, 28 March 2011, Anaheim California.
• Jake W. Eickman, Rane M. Dearing, Jamie R. Dimond, and David A. Hales, “Computational study of ions formed from boron trifluoride clusters” (poster), 241st National Meeting of the American Chemical Society, 28 March 2011, Anaheim California.
• Patrick D. Rawhouser and David A. Hales, “Dependence of Styrene Cluster Ion Fragmentation on Ion Formation Conditions” (poster), 239th National Meeting of the American Chemical Society, 22 March 2010, San Francisco, California.
• Holly A. Hargrove, William J. Porter, and David A. Hales, “Metastable fragmentation of H2S cluster ions” (poster), 237th National Meeting of the American Chemical Society, 23 March 2009, Salt Lake City, Utah.
• William J. Porter, Holly A. Hargrove, and David A. Hales, “Photodissociation of hydrogen sulfide cluster ions” (poster), 237th National Meeting of the American Chemical Society, 23 March 2009, Salt Lake City, Utah.
• Luke A. Erickson and David A. Hales, “Metastable fragmentation and photodissociation of sulfur-containing molecular cluster ions” (poster), 235th National Meeting of the American Chemical Society, 7 April 2008, New Orleans, Louisiana.
• David A. Hales, “Semiconductor Processing, Polymerization, Stratospheric Aerosols, and MC Reynolds 214 or Chemical Reactions in Molecular Clusters”, Faculty Colloquium, Hendrix College, 21 March 2007, Conway, Arkansas.
• David A. Hales, “Semiconductors, polymers, and global warming or What goes on in that room with all the pumps and lasers?”, Department of Chemistry and Student Affiliates of the American Chemical Society, Hendrix College, 25 September 2006, Conway, Arkansas.
• David A. Hales, Jay S. VanDenbos, Shawna M. Rigsby, Catrin M. Mills, R. Bret Yarbro, Thea P. Price, and Tony P. Tauer, “Experimental & Computational Study of the Formation of Boron Cage Cluster Ions from BBr3 in a Pulsed Discharge Ion Source” (poster), 54th Conference of the American Society for Mass Spectrometry, May 30, 2006, Seattle, Washington.