Wed, 24/May/2017 5:35

SETH D. HUMPHRIES
seth@hstuff.net

Related Work Experience
    Product Development Scientist
    Apogee Instruments , Logan, UT; December 2010-December 2011
      - Conceived, designed and field tested new instrument prototypes; new products such as temperature shield and quantum sensor based on miniature spectrometer.
      - Designed and led team to Install large test facility to rapidly test new prototypes.
      - Performed accelerated aging tests and analysis on many types of sensors.
      - Improved design of UV sensor and spectral response of Pyranometers used to monitor solar input.
      - Learned new concepts such as physics related plant growth for customer interface and product development.
      - Represented company at large scientific conferences such as AGU and NCERA.

    Post-Doctoral Researcher
    Los Alamos National Laboratory Chemistry Division, Physical Chemistry and Spectroscopy Group, Los Alamos, NM; December 2008-Jan 2011
      - Built unique laser-based instruments for both remote (including LIDAR) and in situ field measurements of the abundance ratio of stable isotopes 13CO2 to 12CO2. Fuse data with collocated meteorological data.
      - Performed remote LIBS (Laser-Induced Break-Down Spectroscopy) experiments and complex data analysis, including pre-flight data capture, multivariate statistical analysis (PLS and PCA) for verification of ChemCam, Curiosity.
      - Focused laser into and through high temperature, high pressure, supercritical CO2 for Venus SAGE lander.
      - Gathered initial data for grant proposal over coming challenges of measuring water-ice at lunar equivalent vacuum pressure.
      - Built intuitive user interface (GUI using LabView) for non-expert users.
      - Built unique, eye-safe LIDAR system using atmospheric back-scatter measuring the stable carbon isotopic ratio in CO2.
      - Collaborated in ZERT group with scientists from many institutions.
      - Presented data (poster and oral) at many conferences such as LPSC and AGU.

    Graduate Researcher
    MSU Electrical and Computer Engineering Department, Bozeman, MT; August 2005-November 2008
      - Built and performed field measurements with unique tunable-laser absorption-spectroscopy instrument designed to measure CO2 in rugged conditions.
      - Created stand-alone and intuitive GUI, using MatLab, for non-expert users to operate and control laser instrumentation.
      - Successfully distinguished released CO2 plume from large, natural and diurnal variations.
      - Presented data in poster and oral forms.

    Graduate Researcher
    USU Electrical and Computer Engineering Department, Logan, UT
      - Calibrated Plasma Impedance Probe (PIP) for EQUIS II rocket flights to investigate ionospheric plasma bubbles.
      - Calibration error to within less than 5% values from independent instruments on same payload.
      - June 2004-August 2005

    Undergraduate Research Assistant
    USU Plant, Soils and Climate Department, Logan, UT
      - Developed, built and calibrated soil-water-content-measurement instruments such as Time Domain Reflectometry (TDR) probes.
      - Developed analysis algorithms for WinTDR.
      - Developed software package (GUI) to display TDR waves, convert them to frequency, perform analysis and graph results.
      - Created software wrapper, MatLab, to interface with and graph results from ATLC.
      - Developed and built monitoring system, data capture and controls for fluid movement experiments in zero and 2x gravitational environments for space-plant-growth studies.
      - December 2000-October 2004

Education
Refereed Publications

Jeremie Albert Francois Lasue, Roger C. Wiens, Samuel M. Clegg, Dave T. Vaniman, Katherine Joy, Seth Humphries, Alissa Mezzacappa, Nouredine Melikechi, Rhonda McInroy, Stephen Bender. Remote laser induced breakdown spectroscopy (LIBS) for lunar exploration. J. Geophys. Res., in press, Oct 2011. doi:10.1029/2011JE003898

Ryan B. Anderson, Richard V. Morris, Samuel M. Clegg, James F. Bell III, Roger C. Wiens, Seth D. Humphries, Stanley A. Mertzman, Trevor G. Graff, Rhonda McInroy. The influence of multivariate analysis methods and target grain size on the accuracy of remote quantitative chemical analysis of rocks using laser induced breakdown spectroscopy. Icarus, 215(2):608–627, Oct 2011. doi:10.1016/j.icarus.2011.07.034

J. Mark Blonquist Jr., David A. Robinson, Seth D. Humphries, Scott B. Jones. Improved dielectric and electrical conductivity anisotropy measurements using TDR in unsaturated mica. Vadose Zone Journal, 10(3):1097–1104, Aug 2011. doi:10.2136/vzj2010.0148

Spangler LH, Dobeck LM, Repasky KS, Nehrir AR, Seth D. Humphries, et al. A shallow subsurface controlled release facility in Bozeman, Montana, USA, for testing near surface CO2 detection techniques and transport models. Environmental Earth Sciences, 60:pp. 227-239, 2010. ISSN 1866-6280. doi:10.1007/s12665-009-0400-2

Barr JL, Seth D Humphries, Nehrir AR, Repasky KS, Dobeck LM, et al. Laser-based carbon dioxide monitoring instrument testing during a 30-day controlled underground carbon release field experiment. International Journal of Greenhouse Gas Control, In Press:pp. -, 2010. ISSN 1750-5836. doi:10.1016/j.ijggc.2010.03.002

Lanza NL, Wiens RC, Clegg SM, Ollila AM, Seth D.Humphries, et al. Calibrating the ChemCam laser-induced breakdown spectroscopy instrument for carbonate minerals on Mars. Applied Optics, 49(13):C211-C217, May 2010. doi:10.1364/AO.49.00C211

Fessenden JE, Clegg SM, Rahn TA, Seth D. Humphries, and Baldridge S. Novel MVA tools to track CO2 seepage, tested at the ZERT controlled release site in Bozeman, MT. Environmental Earth Sciences, 60(2):325-334, March 2010. doi:10.1007/s12665-010-0489-3

Seth D. Humphries. Carbon Dioxide Sequestration Monitoring and Verification Via Laser Based Detection System in the 2 µm Band. Doctoral Dissertation, Montana State University, September 2008.

Seth D. Humphries, Nehrir AR, Keith CJ, Repasky KS, Dobeck LM, et al. Testing carbon sequestration site monitor instruments using a controlled carbon dioxide release facility. Applied Optics, 47(4):548–555, February 2008. doi:10.1364/AO.47.000548

Repasky KS, Seth D. Humphries, Carlsten JL. Differential absorption measurements of carbon dioxide using a temperature tunable distributed feedback diode laser. Review of Scientific Instruments, 77(11):113107, November 2006. doi: 10.1063/1.2370746

Seth D. Humphries. Calibration and results of the EQUIS II plasma impedance probe (PIP). Master’s Thesis, Utah State University, December 2005

Heinse R, Seth D. Humphries, Mace RW, Jones SB, Steinberg SL, et al. Measurement of porous media hydraulic properties during parabolic flight induced microgravity. SAE Technical Paper, 2005012950, July 2005


Presentations

Clegg SM, Barefield JE, Seth D. Humphries, Wiens RC, Vaniman DT, et al. Remote laser induced breakdown spectroscopy (libs) geochemical investigation under venus atmospheric conditions. EOS Transactions AGU, Fall Meeting Supplement, Abstract P31D07, 90(52), December 2009. San Francisco, CA

Seth D. Humphries, Nehrir AR, Repasky KS, Carlsten JL, Spangler LH, Dobeck LM. Laser based instruments using differential absorption detection for above and below ground monitoring of carbon dioxide. EOS Transactions AGU, Fall Meeting Supplement, Abstract U44A08, 89(53), December 2008. San Francisco, CA

Seth D. Humphries, Repasky KS, Barr JL, Carlsten JL. Carbon dioxide detection using a laser based instrument. Optical Technology & Engineering Conference, Bozeman, MT (invited), August 2008

Seth D. Humphries, Nehrir AR, Keith CJ, Repasky KS, Dobeck LM, et al. Differential laser absorption instrument performance at a controlled carbon dioxide release facility. Optical Technology & Engineering Conference, Bozeman, MT (invited), September 2007

Seth D. Humphries, Repasky KS, Shaw JA, Carlsten JL, Spangler LH. Laserbased differential absorption carbon dioxide sensor. 5th Annual conference on Carbon Capture & Sequestration, May 2006. Washington D.C

Seth D. Humphries, Nehrir AR, Repasky KS, Carlsten JL, Shaw JA, Spangler LH. Differential absorption measurements of carbon dioxide and diatomic oxygen. Optical Technology & Engineering Conference, Bozeman, MT, September 2006

Seth D. Humphries, Jones SB, Or D. Automated analysis of TDR waveforms for water content determination in saline soils. 85th AAAS Pacific Division Annual Meeting, July 2004. Logan, UT


Posters

Seth D Humphries, Tucker JM, McInroy RE, Obrey SJ, Wiens RC, et al. A LIBS elemental emission library for ChemCam at 7m. 6th International Conference on LIBS, Sep 2010. Memphis, TN

Lanza NL, Deans MD, Wiens RC, Clegg SM, Seth D Humphries, et al. Using LIBS to determine composition of natural rock coatings for planetary exploration. 6th International Conference on LIBS, Sep 2010. Memphis, TN

Mezzacappa A, Clegg SM, Seth D Humphries, Maurice S, McInroy RE, et al. Sample analysis in the lunar environment using laser induced breakdown spectroscopy. 3rd Annual NASA Lunar Science Forum, Jul 2010. NASA Ames

Seth D. Humphries, Fessenden JE, Dobeck LM, Spangler LH, Clegg SM. Stable carbon isotope detection for geologic sequestration monitoring. 9th Annual Conference on Carbon Capture & Sequestration, May 2010. Pittsburgh, Pennsylvania

Seth D Humphries, Tucker JM, McInroy RE, Obrey SJ, Wiens RC, et al. A Libs Elemental Emission Library for ChemCam at 7 m. 41st LPSC, 2096, Mar 2010. The Woodlands, TX

Lanza NL, Deans MC, Clegg SM, Seth D Humphries, McInroy RE, et al. Evaluating LIBS as a geochemical reconnaissance tool for the K10 lunar rover. 41st LPSC, 2613, Mar 2010. The Woodlands, TX

Anderson RB, Morris RV, Clegg SM, Seth D Humphries,Wiens RC, et al. Partial least squares and neural networks for quantitative calibration of laser-induced breakdown spectroscopy (LIBS) of geologic samples. 41st LPSC, 2013, Mar 2010. The Woodlands, TX

Gallegos ZE, Lanza NL, Newsom HE, Ollila AM, King PL, et al. Using laser induced breakdown spectroscopy (LIBS) to assess geologic samples associated with a terrestrial impact structure as an analogue for future planetary explorations. 41st LPSC, 2365, Mar 2010. The Woodlands, TX

Seth D. Humphries, Clegg SM, Fessenden JE, Dobeck LM, Spangler LH. Remote detection of carbon stable isotope of co2 for carbon sequestration. EOS Transactions AGU, Fall Meeting Supplement, Abstract H21E0894, 90(52), December 2009. San Francisco, CA

Fessenden JE, Clegg SM, Seth D. Humphries, Dobeck LM, Spangler LH. Seepage CO2 detection using zert controlled release site in bozeman, mt. EOS Transactions AGU, Fall Meeting Supplement, Abstract H21E0891, 90(52), December 2009. San Francisco, CA

Seth D. Humphries, Clegg SM, Fessenden JE. Remote stable isotope detection of geologic sequestration seepage. 8th Annual Conference on Carbon Capture & Sequestration, May 2009. Pittsburgh, Pennsylvania

Barr JL, Seth D. Humphries, Nehrir AR, Repasky KS, Carlsten JL, et al. Laser based direct detection of carbon dioxide for surface and subsurface monitoring of carbon sequestration sites. 8th Annual Conference on Carbon Capture & Sequestration, May 2009. Pittsburgh, Pennsylvania

Barr JL, Repasky KS, Carlsten JL, Seth D. Humphries. Fiber optic gas sensor. August 2008. Optical Technology & Engineering Conference, Bozeman, MT

Seth D. Humphries, Nehrir AR, Repasky KS, Carlsten JL, Spangler LH, Dobeck LM. Differential absorption measurements of carbon dioxide for carbon sequestration site monitoring using a temperature tunable diode laser. 7th Annual Conference on Carbon Capture & Sequestration, May 2008. Pittsburgh, Pennsylvania

Seth D. Humphries, Nehrir AR, Repasky KS, Carlsten JL, Spangler LH, et al. Differential absorption measurements of carbon dioxide for carbon sequestration site monitoring using a temperature tunable diode laser. EOS Transactions AGU, Fall Meeting Supplement, Abstract H13F1657, 88(52), December 2007. San Francisco, CA

Nehrir AR, Seth D. Humphries, Repasky KS, Carlsten JL, Spangler LH, Dobeck LM. Underground fiber-optic differential absorption instrument for monitoring carbon dioxide soil gas concentrations for carbon sequestration site monitoring. EOS Transactions AGU, Fall Meeting Supplement, Abstract H13F1658, 88(52), December 2007. San Francisco, CA

Seth D. Humphries, Repasky KS, Nachman P, Shaw JA, Carlsten JL, Spangler LH. Atmospheric carbon dioxide measurements using a tunable laser based system. 6th Annual Conference on Carbon Capture & Sequestration, May 2007. Pittsburgh, Pennsylvania

Gregory J, Swenson CM, Seth D. Humphries, Fish C, Carlson C, Barjatya A. Insitu observations of intermediate layers in the night time ionosphere. EOS Transactions AGU, Fall Meeting Supplement, Abstract SA23A0306, 86(52), December 2005. San Francisco, CA


Conference Proceedings

Spangler LH, Dobeck LM, Repasky K, Nehrir A, Seth D. Humphries, et al. A controlled field pilot for testing near surface co2 detection techniques and transport models. Energy Procedia, 1(1):2143 – 2150, 2009. Greenhouse Gas Control Technologies 9, Proceedings of the 9th International Conference on Greenhouse Gas Control Technologies (GHGT9), 1620 November 2008, Washington DC, USA. doi:DOI:10.1016/j.egypro.2009.01.279

Heinse R, Jones SB, Seth D. Humphries, Mace RW, Steinberg SL, et al. Measurement of porous media water retention during parabolic flight induced microgravity. The 35th International Conference on Environmental Systems (ICES) and the 8th European Symposium on Space Environmental Control Systems (ESSECS), July 2005. Rome, Italy

Heinse R, Jones SB, Seth D. Humphries, Mace RW, Steinberg SL, et al. Porous media water retention and saturated hydraulic conductivity during parabolic flight induced microgravity. Agronomy Abstracts, 2004. Madison, WI

Heinse R, Jones SB, Seth D. Humphries, Mace RW, Steinberg SL, et al. Porous media water retention and saturated hydraulic conductivity during parabolic flight induced microgravity. SSSA Annual Meeting Abstracts, November 2004. Seattle, WA

Jones SB, Or D, Steinberg SL, Seth D. Humphries, Bingham GE, et al. Influence of variable gravity on liquid configurations in micromodels. Agronomy Abstracts, 2003. Madison, WI

Jones SB, Or D, Tuller M, Steinberg SL, Seth D. Humphries, et al. Influence of variable gravity on liquid configurations in micromodels. SSSA Annual Meeting Abstracts, November 2003. Denver, Colorado


Selected Service
    Thesis/Dissertation Template
      - Built, actively maintain and host free LaTex style guide (template), under creative-commons 3.0 license, used to build graduate student theses or dissertations.
      - Style guide adheres to strict guidelines required at Montana State University.

    Boy Scouts of America Scout Master
      - June 2008 - November 2008
      - Interim Scout Master for Troop 674: train new Troop leaders that will follow.
      - Directly teach and train the scouts.

    Graduate Student Representative on MSU Graduate Council
      - November 2006 - April 2008
      - Graduate student representative on council of faculty members.
      - Served on Policies Subcommittee.
      - Nominated by the Dean of College of Engineering.

    Boy Scouts of America Unit Commissioner
      - April 2006 - June 2008
      - Assist scouting units (Cub Pack, Scout Troop, Varsity Team and Venturing Crew) of one chartered organization.
      - Coordinated recruitment and training of adult leaders for all units.
      - Be exemplar.

    Tau Beta Pi, Engineering Honors Society, Montana Alpha Chapter
      - September 2006 - May 2008. Acting adviser to undergraduate chapter officers.
      - September 2005 - August 2006. Assistant with adviser to undergraduate chapter officers.

    SPIE Student Chapter,
      - April 2007 - April 2008, Chapter President
      - October 2006 - April 2007, Chapter Vice President and one of the founding members.
      - Coordinate Chapter activities such as tours of local industry labs and chapter recruiting barbecue parties.
      - Grew chapter by 170%.

Selected Honors and Accomplishments