Laboratories

High-Pressure Geochemistry, Petrology and Mineral Physics Laboratory

Relevant Experimental Projects:

  • In-situ studies of minerals and fluids at pressures up to 100 GPa
  • Studies of reactions (kinetics and equilibrium) between minerals, melts, and fluids
  • PVT equation of state determinations
  • Synchrotron X-ray studies of minerals at elevated temperatures and pressures
  • Solubility studies at extreme pressures and temperatures
  • Crystal Growth studies in fluids and melts

Experimental Equipment:

  • Hydrothermal Diamond Anvil Cells (3)
  • Symmetric Diamond Anvil Cells (3)
  • Ruby Fluorescence Pressure System
  • High-temperature workstation with video and photographic capabilities
  • EDM

Hydrothermal Diamond Anvil Cells

Hydrothermal Diamond Anvil Cells (3)

  • Capable of studies up to 25 GPa and 1000°C.
  • Can also be used for cryogenic studies.
  • Chromel heaters are wrapped around each diamond.
  • A type K thermocouple is placed directly against each diamond.
  • Ar (99%) – H (1%) gas flow is required for high-temperature operation.

 

High-temperature workstation

High-temperature workstation with video and photographic capabilities for Hydrothermal Diamond Anvil Cell experiments

  • Capable of studies up to 25 GPa and 1000°C.
  • Mastech triple DC linear power supply (0-30V at 0-10 Amps).
  • ½” CCD high-resolution color video camera with on-screen menu
  • Visual Inspector image capture and annotation software
  • HH509 dual digital thermometer with RS-232 interface and software.

Related Links

Symmetric Diamond Anvil Cells

Symmetric Diamond Anvil Cells (3)

Capable of studies high-pressure (>100 GPa) and high-temperature (>3000°C when coupled with laser heating) experiments.

EDM

E.D.M.

Micro-drill (can drill 90–600 micrometer holes in Rhenium, Inconel, René 41, Stainless Steel, etc.)

Ruby Flourescence Pressure System

Ruby Fluorescence Pressure System

  • Designed to measure ruby fluorescence so as to ascertain the pressure within a diamond anvil cell.
  • 532 nm laser
  • TE cooled linear CCD array spectrometer
Diamond Anvil Cell set-up for in-situ Synchrotron X-ray studies at the Advanced Photon Source at Argonne national Laboratory

Diamond Anvil Cell set-up for in-situ Synchrotron X-ray studies at the Advanced Photon Source at Argonne national Laboratory (this photo is of the GSECARS beam line – hutch 13-BM-D)

My research group has conducted numerous experiments at synchrotrons around the world (APS – Argonne, IL; NSLS – Brookhaven, Upton, NY; SPring 8 – Japan; CHESS – Cornell University, Ithaca, NY).