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David W. Lehmpuhl, Ph.D.

Chair and Associate Professor of Chemistry

Colorado State University-Pueblo

Department of Chemistry

2200 Bonforte Blvd.

Pueblo, CO 81001

phone:  (719) 549-2911     fax: (719) 549-2580

david.lehmpuhl@colostate-pueblo.edu

Education:

Ph.D. analytical chemistry, August, 1997

University of Colorado, Boulder (3.87)

Dr. John W. Birks, advisor

Thesis Title:  Development of a New Derivatization Method for the Determination of Airborne Aldehydes and Ketones using Gas Chromatography and the Analysis of Atmospheric Aerosols using Atomic Force Microscopy.

 

B.S. in chemistry, May, 1992

University of Colorado, Colorado Springs

Magna Cum Laude with Highest Distinction 3.88 (3.92 in chemistry)

 

Publications:

1.  D.W. Lehmpuhl, S.A. Mese, “Hydrogen donors for reduction of RDX, 2,4-DNT, and nitrate in groundwater.” Soil and Sediment Contamination: An International Journal, (in press).

2.  Hüseyin Sarper, PhD, PE, Ravi Malhotra, MS, MBA, Songo M. Dede, MS, MBA, Nebojsa Jaksic, PhD, PE, David Lehmpuhl, PhD, Hector R. Carrasco, PhD, Wolfgang J. Sauer, PhD, Paul Wallace, BS  "Use of Biomass and Fly ash in Briquette Production for Power Plants", Proceedings of the 15th European Biomass Conference and Exhibition, Paper V3.I.21, Berlin, Germany, 2007.

3.  D.W. Lehmpuhl, J.S. Carsella and S.J. Bonetti, “Shaken, Not Stirred: Evidence of Cellular Damage from Stirred Fungal Cell Cultures.” American Biotechnology Laboratory, 25 (6), (2007) 18-20.

4.  “Incorporating Scanning Probe Microscopy into the Undergraduate Chemistry Curriculum,” David W. Lehmpuhl,  J. Chem. Ed., 80 (2003) 478.

5.  "An application of air-sampling canisters:  Selective herbivory associated with monoterpene emission from ponderosa pine," Peter P. Jung, Nathan W. Bower, Marc A. Snyder, and David W. Lehmpuhl, Am. Lab., 33(4) (2001)  50-52.

6.  "Atomic Force Microscopy for the Analysis of Environmental Particles," K.A. Ramirez-Aguilar, D.W. Lehmpuhl, A.E. Michel, J.W. Birks and K.L. Rowlen, Ultramicroscopy, 77 (1999) 187-194.

7.   “A Chemiluminescence Demonstration for Ester Hydrolysis Reactions,” Andrew G. Hadd, David W. Lehmpuhl, Laura R. Kuck, and John W. Birks, J. Chem. Ed, 76 (1999) 1237-1240.

8.   “Physical and Chemical Characterization of Atmospheric Aerosols by Atomic Force Microscopy,” David W. Lehmpuhl, Kathryn A. Ramirez-Aguilar, Kathy L. Rowlen, and John W. Birks, Anal. Chem.  91 (1999) 379-383.

9.   “New GC/ECD Method for the Determination of Atmospheric Aldehydes and Ketones Based on Cartridge Sampling and Derivatization with 2,4,6-Trichlorophenylhydrazine,” David W Lehmpuhl, John W. Birks, J.  Chromatogr.  740 (1996) 71-81.

10.  “Synthesis and Characterization of Tricarbonylchlororhenium (I) Complexes Bound to the Novel Bridging Ligand Dipyrido(2,3-a;2’,3’-h)phenazine,” Ronald R Ruminski and David Lehmpuhl, Inorganica Chimica Acta  204 (1993) 45-51.

Presentations:

  1. J. Matthews, W. J. Sauer, H. Sarper, and D. W. Lehmpuhl “The Solar Electrolysis eXperiment for Vital Gases (SEX_VG).”  9th International Mars Society Conference Proceedings, August 3-6, 2006, Washington DC.
  2. J. Alvis, J. S. Carsell, S. J. Bonetti, and D. W. Lehmpuhl “Media phosphate and iron(II) supplementation affect Penicillium cell wall polymer structure.”  Experimental Biology, April 2-5, 2006, San Francisco, CA.
  3. M.D. Barros, S.J. Bonetti, J.S. Carsella, and D.W. Lehmpuhl. “Isolation of Penicillium chitinases: a comparison of enzymes isolated from supernatant and pelleted fractions.” Experimental Biology, April 2-5, 2006, San Francisco, CA.
  4. D. W. Lehmpuhl, J. S. Carsella, and S. J. Bonetti, “Interpretation of AFM Images of Mycelia Undergoing Cell Wall Remodeling.”  Pittcon Meeting, Orlando, FL, March 2006.
  5. J. S. Carsella, S. J. Bonetti, and D. W. Lehmpuhl, “Remodeling of High Phosphate Penicillium Mycelia in Citrate Buffer:  A Comparison of Freeze-Dried Mycelia with Control Mycelia.”  Society for Glycobiology Meeting, Boston, MA, Nov 9-12, 2005, Abstract #174.
  6. S. J. Bonetti; J. J. Cortes, D. W. Lehmpuhl, and D. M. Browder.   “Effect of a Fungal Phosphatase on Penicillium Cell Surfaces”, 229th ACS National Meeting, San Diego, CA, March 2005, Abstract ANYL 193.
  7. D. M. Browder, D. W. Lehmpuhl, S. J. Bonetti, and J. J. Cortez.  “Enzyme Modification of Fungal Cell Walls Studied by Atomic Force Microscopy”, 229th ACS National Meeting, San Diego, CA, March 2005, Abstract ANYL 194.
  8. S. J. Bonetti; S. Ikehara, D. M. Browder, D. W. Lehmpuhl.  “Isolation and purification of a chitinase from Penicillium fellutanum”, ASBMB, Boston, June, 2004.
  9. D. W. Lehmpuhl, D. M. Browder, and S. J. Bonetti.  “Analysis of Surface Morphology of Penicillium fellutanum  by Atomic Force Microscopy”, Pittcon, Chicago, IL, March, 2004.  Abstract #P12800-300.
  10. D. W. Lehmpuhl. “Teaching Forensic Science Using Popular Media”, Information and Technology Center Seminar, Colorado State University – Pueblo, February, 2004.
  11. D. W. Lehmpuhl.  “Atomic Force Microscopy of Fungal Cell Walls.”  University of Northern Colorado, Chemistry Department, September 2003.
  12. D. W. Lehmpuhl.  “Integrating Scanning Probe Microscopy into the Undergraduate Chemistry Curriculum.”  American Chemical Society Rocky Mountain Regional Meeting, Albuquerque, NM, October, 2002.
  13. D. M. Browder, D. W. Lehmpuhl and S. J. Bonetti.  “Studying Surface Morphology of Penicillium Fellutanum using Atomic Force Microscopy.”  American Chemical Society Rocky Mountain Regional Meeting, Albuquerque, NM, October, 2002.
  14. D.W. Lehmpuhl.  “Just How Small is That?  A study in Scanning Probe Microscopy.”  Physics Department Seminar, University of Southern Colorado, February, 2002.
  15. S. R. Hess, D. J. Troftgruben and D. W. Lehmpuhl.  "Factors Affecting Sampling and Analysis of Chlorinated Pesticides using Solid Phase Microextraction."  221st National Meeting of the American Chemical Society, San Diego, CA, 2001.
  16. P. J. Jung II, N. W. Bower, M. A. Snyder and D. W. Lehmpuhl.  “A Novel Application of Air-Sampling Canisters:  Herbivore Selectivity as Predicted by Monoterpene Emission from Ponderosa Pine.”  Pittcon 2000, March 12-17, New Orleans, LA.
  17. K. Curless and D. W. Lehmpuhl.  “GC-MS Analysis of Derivatized Carbonyls in Air using 2,4,6-Trichlorophenylhydrazine (TCPH).”  218th National Meeting of the American Chemical Society, New Orleans, LA, 1999.
  18. D. W. Lehmpuhl “Determination of Airborne Aldehydes and Ketones using 2,4 ,6-Trichlorophenylhydrazine and Gas Chromatography,” University of Southern Colorado Chemistry Department Seminar, October, 1998.
  19. K. B. Kester and D. Lehmpuhl, “Peer Review of Teaching Effectiveness,” 15th Annual Biennial Conference on Chemical Education, Abstract #307, Waterloo, Ontario, May 1998.
  20. H. Drossman and D. W. Lehmpuhl, “Teaching Analytical Chemistry with Gatorade,” at the Project Kaleidoscope Workshop, The Colorado College, October, 1997.

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