1. Proton-conducting material synthesis. 2. Membrane seal. 3. Powder preparation by citrate method. 4. Compatible to biomass-derived syngas. 5. Membrane fabrication by pressing-sintering. 6. Chemical stability evaluation. 7. Material characterization. 8. Conductivity/flux measurement. 9. Improve hydrogen separation and flux 10. Thin membrane. 11. Verification of sulfur resistance of Pd-Cu alloy membrane Durability test 12. No inhibition of H2flux for Pd70Cu30under 1000 ppm H2S 13. Effect of non-sulfur contamination on Pd-Cu membrane N, Cl, Na 14. Optimization of Pd-Cu alloy compositions With respect to permeability and sulfur resistance China ready to land robot rover on Moon Be
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