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Petersen Research Group

Texas A&M University College of Engineering

Supporting Equipment and Diagnostics

The Turbomachinery Laboratory and Texas A&M University have a wide variety of standard and non-standard experimental equipment available to its researchers. The list and descriptions given herein only constitutes a fraction of what is available to our research group, but provides an overview of some of the more commonly used equipment.

  • High-powered CO2 (100 W) laser for ignition studies
  • Advanced Microscopic Imaging and Elemental Characterization Capabilities
    • Optical light microscopes
    • Scanning electron microscopes (SEM)
      • Resolution down to 100 nm
      • Back scatter detectors
      • Energy dispersive spectroscopy (EDS)
      • In-situ tensile testing
    • Transmission electron microscopes (TEM)
      • Resolution down to 0.1 nm
      • Energy dispersive spectroscopy (EDS)
      • Electron energy loss spectroscopy (EELS)
    • X-ray and magnetic resonance imaging (MRI)
    • X-ray photoelectron spectroscopy (XPS)
    • High performance liquid chromatography (HPLC)
    • Nuclear magnetic resonance (NMR) spectroscopy
  • Thermal Decomposition Experiments
    • Thermal gravimetric analysis (TGA), dynamic scanning calorimetry (DSC), and dynamic thermal analysis (DTA)
      • Simultaneous TGA/DTA testing
      • Static or flowing and inert or reactive atmospheres
      • Variable heating rates (0.1-100 K/s)
      • Wide temperature range (-180-1500 °C)
      • Coupled Fourier transform infrared spectroscopy (FTIR), gas chromatography (GC), or mass spectroscopy (MS)
    • Flash dynamic scanning calorimetry (DSC) (< 30,000 K/s)
  • Additive Particle Characterization and Sizing
    • Microscopes with EDS capability (see above)
    • Laser particle size analyzer (10 nm – 3,500 μm)
    • Nano diffraction particle size analyzer (0.3 nm – 10 μm, in solution)
  • Rheological Property Analyses
    • Viscometers and rheometers
      • Variable configurations (cone-and-plate, concentric cylinders, parallel plates)
      • Wide temperature range (-150-1000 °C)
    • Surface tension apparatus
      • Wide temperature range (20-350 °C)
  • Thermal Property Analyses
    • Hot disc thermal analyzer
      • Thermal conductivity, thermal diffusivity, and specific heat capacity
      • Wide temperature range (20-1000 °C)
      • Bulk and directional properties
    • Thermal mechanical analysis
      • Thermal expansion coefficient, temperature-dependent mechanical properties, phase transition temperatures, and creep/relaxation behavior
      • Wide temperature range (-190-1000 °C)
      • Dynamic or static loading (1 mN – 2 N)

Facilities

  • Turbomachinery Laboratory
  • Shock Tubes
  • Optical Diagnostics
  • Constant-Volume Combustion Vessels
  • Propellant and Energetics Laboratory
    • Mixing and Manufacturing
    • High Pressure Strand Burner(s)
    • Hybrid Rocket Stand
    • Supporting Equipment and Diagnostics
    • Safety Testing
  • Unique Experiments

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