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David Eckels
Assistant Scientist, Ames Laboratory at Iowa State University
E-mail: eckels@ameslab.gov
ENVIRONMENTALLY-RELATED PROJECT INTERESTS
EDUCATION
EXPERIENCE
RESEARCH INTERESTS AND EXPERTISE
Development of continuous emission monitor to measure the alkali concentrations (sodium and potassium) in fluid streams relating to electrical power generation.
Development of real time instrumentation for the monitoring of elemental concentrations in effluent streams.
Employment of atomic absorption, inductively coupled plasma spectrometry, and flame spectrometry for on-line analysis of elemental concentrations in process streams.
Automation of manually controlled instrumentation.
Design, construction, and implementation of reduced pressure instrument employing both flame and inductively coupled plasma spectrometry for the elemental and continuous analysis of process or exhaust gas stream from various combustion systems.
PATENTS
"Method and Apparatus for Transport, Introduction, Atomization, and Excitation of Emission Spectrum for Quantitative Analysis of High Temperature Gas Sample Streams Containing Vapor and Particulates without Degradation of Sample Stream Temperature" U. S. Patent No. 4,834,645 May 30, 1989
SELECTED PUBLICATIONS
D. P. Baldwin, S. J. Bajic, D. E. Eckels, D. S. Zamzow, G. P. Miller, S. Tao, and C. A. Waggoner, “Testing of Continuous Sampling Air-ICP and Mercury Systems as Continuous Emission Monitors at the Diagnostic Instrumentation and Analysis Laboratory, September 18-26, 2000,” Ames Laboratory Report IS-5144, March, 2001.
D. P. Baldwin, D. S. Zamzow, D. E. Eckels, and G. P. Miller, “AOTF-Echelle Spectrometer for Air-ICP-AES Continuous Emission Monitoring of Heavy Metals and Actinides,” in Environmental Monitoring and Remediation Technologies, T. Vo-Dinh and R. L. Spellicy (Eds.), Proceedings of SPIE Vol. 3534, pp. 478-486, 1999.
D.P.Baldwin, D.S.Zamzow, D.E.Eckels, and G.P.Miller, "A continuous sampling air-ICP for metals emission monitoring," SPIE Proceedings Series Volume 3853, 213-220 (1999).
D. P. Baldwin, D. S. Zamzow, D. E. Eckels, G. P. Miller, R. Wiser, and S. Tao, "Testing of a Continuous Sampling Air-ICP System as a Continuous Emission Monitor at the Diagnostic Instrumentation and Analysis Laboratory, September 12-17, 1999," Ames Laboratory Technical Report No. IS-5138, October, 1999.
G. Norton, C. Chriswell, D. Eckels, and W. Buttermore, "On-Line Monitoring of Mercury and Hydrogen Chloride in Hot Gases from Coal Gasifiers," Proc. of the Coal-Fired Power Systems 93 -- Advances in IGCC and PFBC Review Meeting, Morgantown WV, June 1993
W. Haas, Jr., D. Eckels, S. Lee, W. Swift, L. Cowell, M. Stephenson, and R. LeCren, "Alkali Monitoring for Direct Coal-Fired Turbine Combustors," Proc. of the Eighth Annual Coal-Fueled Heat Engines and Gas Stream Cleanup Systems, Morgantown Energy Technology Center, Morgantown WV, July 1991
M. Edelson, R. Winge, D. Eckels, and J. Douglas, "High-Resolution Inductively Coupled Plasma - Atomic Emission Spectroscopy Applied to Problems in Nuclear Waste Management," Proc. of the 31st Annual Meeting of the Institute of Nuclear Materials Management, Institute of Nuclear Materials Management, Los Angeles CA, July 1990
W. Haas, Jr., D. Eckels, S. Lee, and E. Carls, "On-Line Monitoring of Alkali in Hot Gases," Proceeding of the Sixth Annual Coal-Fueled Heat Engines and Gas Stream Cleanup Systems Contractors Review Meeting, Morgantown WV, March 1989
J. Crain, R. Houk, and D. Eckels, "Noise Power Spectral Characteristics of an Inductively Coupled Plasma Mass Spectrometer," Anal. Chem. 61, 606 (1989)
R. Winge, D. Eckels, E. DeKalb, and V. Fassel, "Spatiotemporal Characteristics of the Inductively Coupled Plasma," J. Anal. At. Spectrom. 3, 849 (1988)
K. LaFreniere, V. Fassel, and D. Eckels, "Simultaneous, Multielement Analysis of HPLC Effluents Using the Direct Injection Nebulizer with Subsequent ICP-AES Detection," Anal. Chem. 59, 879 (1987)
R. Winge, V. Fassel, and D. Eckels, "Spectral Line-Diode Registry Effects with Photodiode Array Detectors," Applied Spec. 40, 9052 (1986)
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Last Modified: 1 April 2002 by dave eckels
Eckels: etd/technologies/projects/scientists/eckels.html