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Current projects in progress

  • Laser Spectroscopy for Combustion Diagnostics - application of coherent anti-Stokes Raman scattering (CARS), degenerate four-wave mixing (DFWM), and laser induced fluorescence (LIF) for measuring temperature and species concentrations in combustion environments.
  • Miniature Film Combustors - ignition and stabilization mechanisms for swirling flames in cylindrical chambers that operate on liquid hydrocarbon fuels.
  • Hydrate combustion behavior - examines the combustion behavior of hydrocarbon fuels (particularly methane and propane) as they are released from their hydrated forms. Gas hydrates are ice-like crystalline solids formed from a network of hydrogen-bonded water molecules that encapsulate guest gas molecules. Carbon dioxide, propane and methane, as well as other substances ranging from Hydrogen to Xenon, will form solid hydrate ice-like phases in contact with liquid water considerably above 0°C, at sufficiently high pressure.
  • Mercury removal - from flue gas via aqueous precipitation testing and optimizing the mercury removal efficiency by Calera's process, which uses alkaline solution to absorb CO2 from flue gas.
  • Investigation of mercury capture effectiveness by dedicated sorbents in post combustion region - The objective of this mercury research is to Investigate of mercury capture effectiveness by dedicated sorbents in post combustion region through scrutinizing of detailed sorbent evaluations including mercury vapor diffusion phenomena onto sorbents.
  • Aluminum Nanopowder Ignition Study - focuses on the oxidation mechanism of nano-scaled powder ignited with a white light flash device. The purpose of the project is to analyze the energy threshold as function of particle size and to describe the two-stages behavior for cone-shaped powders. The effect of the oxide layer is also investigated considering the its effect on the properties of the power.
  • Modeling of radiation propagation through biological tissue - The effort includes modeling the diffusion of laser through skin and muscle tissue, and the resulting thermal effects that can be beneficiary for therapeutic purposes.

 
Preparations continue for a NASA microgravity experiment aboard the International Space Station to enhance our understanding of the role chemi-ions play in hydrocarbon flames. Tentative launch date is now late 2013. An investigation of ignition properties of Aluminum nanoparticles is nearing conclusion. New investigations are now underway studying the application of Quantum Cascade Lasers for use in coal fired power generation and Mercury Removal using the Calera Process.
 
 
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