Faculty Research

Electron Microprobe Laboratory. Includes a four-spectrometer Cameca SX 50 equipped with a PGT energy dispersive system and a dedicated Sun 3/160 workstation (for microprobe automation and image processing).
Environmental Geochemistry Laboratory. Hewlett Packard 5890A Gas Chromatograph with automatic sampler and computer control for trace organic analysis; low pressure liquid chromatography; organic contaminant extraction equipment; microwave digestion equipment for trace metal analysis.
Environmental Geophysics Laboratory. Geonics PROTEM47 transient and EM34 frequency-domain electromagnetic sounding equipment (EM); Hewlett-Packard 715 100 Mhz, 256 Mb RAM workstation with 3-D visualization capabilities; ground penetrating radar (GPR) and induced polarization (IP) equipment; and 36-channel high-resolution Geometrics Strataview seismic reflection and refraction equipment.
Hydrogeochemistry Laboratory. Equipped with a Dionex Series 4000i gradient ion chromatograph; a Perkin Elmer 603 atomic absorption spectrophotometer; a Quantisorb BET multi-point N2 or Kr surface-area analyzer; a Bausch and Lomb 2000 colorimetric spectrophotometer; an Orion 901 microprocessor/ion analyzer; a Holochrome micro-volume flow-cell colorimetric spectrophotometer; a Buchler-Cotlove chloridometer; a new Hewlett Packard 6890 gas chromatograph with automated sampler, a Hach field spectrophotometer, and other field analytical equipment.
Hydrogeology Field Equipment. Includes a Mobile Drill B-53 fully hydraulic drill rig, portable geophysical logging system, electrical resistivity, magnetometer, and gravimeter instrumentation.
Hydrogeology Modeling Laboratory. Includes (1) One Sun Ultra 1 Systems with 167MHz Ultra SPARC Processor and TurboGX 8-bit Accelerated Graphics, 256MB Memory, 10.6GB hard disk ; (2) Two Sun SPARC workstation 5 each with 110MHz microSPARC-II Processor and TurboGX 8-bit Accelerated 2-D/3-D Color Graphics, 128 MB Memory, 4.2GB hard disk; (3) Micron Millennia Pro200 Plus PC with Intel 200MHz Pentium Pro Processor, 64MB Memory, 4GB hard disk. All equipped with many groundwater modeling software (VISUAL MODFLOW, GMS, MOC, SUTRA, MOCDENSE, MODPATH, MT3D).
Hydrothermal Laboratory. Equipped with five large-volume, noncorrosive, sand-pack reactors that can simulate subsurface temperatures, pressures, and flow rates. Pore-fluid chemistry and porosity can be monitored through time.
Sedimentary Geochemistry Laboratory. Flame and graphite furnace atomic absorption spectrophotometers; Princeton anodic stripping voltametry; computer-controlled titrators; Leco carbon analyzer; coulimetric CO2 titrator; HP 5790 gas chromatograph; custom BET surface area analyzer; chemostatic systems; LKB automated liquid scintillation counter; Diskon bomb high pressure system; Varian DMS100 computer-controlled UV/Vis spectrophotometer-fluorometer; alpha particle spectrometer.
Stable Isotope Laboratory. Equipped with a Finnigan-MAT 251 mass spectrometer and a Kiel II automated carbonate analysis system; extraction lines for H, C, and O isotope analyses on organic and inorganic compounds.
X-Ray Diffraction Laboratory. Includes a Rigaku powder diffractometer (with two goniometers), Norelco powder diffractometer, and powder cameras.
Computer facilities in the Geosciences building include a Sparc 20 Sun Server and numerous personal computers. A variety of research microscopes is available for graduate students, including cathodoluminescence and epifluorescence facilities. Located on campus are: (1) transmission and scanning electron microscopes, (2) an inductively-coupled Ar plasma emission spectrometer (ICP), (3) facilities for neutron activation analysis, gamma-ray spectrometry, and fission-track analysis, (4) FTIR and NMR spectroscopy (5) gas chromatography/mass Spectrometry and liquid chromatography/mass spectrometry, and a (6) new Silicon Graphics Power Challenge 16 processor 1 GB RAM supercomputer.