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Xiaofeng Guo

Xiaofeng Guo

Phone (505) 664-0811


1. Thermodynamic analysis: High temperature caloriemtry, DSC/TG.

2. Chemistry and thermal analysis of actinides containing materials and minearls.

3. Synchtron experiments and analysis (XANES, EXAFS, XRD-DAC)

4. Inorganic synthesis (wet chemistry, hydrothermal, vacuum sealed)


Goolge Scholar: https://scholar.google.com/citations?hl=da&user=QXVX5YMAAAAJ


2010 - 2014 University of California, Davis                            

Ph.D. in Chemistry | Advisor: Alexandra Navrotsky

Dissertation title: “Thermodynamics of materials containing actinides: garnets, metal uranates, and uranyl peroxide”


2006 - 2010 Sun Yat-sen University, China                                                                                                           

B.S. in Physics | Advisor: Xue-hua Wang

Dissertation title: “Computational simulation on 2D photonic crystals”


LANL Positions

Glenn T. Seaborg Postdoctroal Fellow


Professional Societies

American Chemical Society

American Nuclear Society

Geological Society of America



Merit Scholarship, School of Science and Engineering, Sun Yat-sen University

Graduate Student Travel Award, Graduate Council subcommittee, University of California, Davis




  1. X. Guo, A. H. Tavakoli, L. Qi, S. Sutton, R. K. Kukkadapu, A. Lanzirotti, M. Newville, M. Asta, and A. Navrotsky, "Cerium Substitution in Yttrium Iron Garnet: Valence State, Structure, and Energetics", Chem. Mater., 26(2), 1133-1143 (2014)
  2. X. Guo, Z. Rak, A. H. Tavakoli, U. Becker, R. Ewing, and A. Navrotsky, "Thermodynamics of Thorium Substitution in Yttrium Iron Garnet: Comparison of Experimental and Theoretical Results", J. Mater. Chem. A, 2(40), 16945-16954 (2014)
  3. Y. Wang, X. Xie, J. Qi, J. Wang, D. Wu, X. Guo, N. Wei, and T. Lu, " Two-step preparation of AlON transparent ceramics with powder synthesized by aluminothermic reduction and nitridation method", J. Mater. Res, 29(19), 2325-2331 (2014)
  4. H. Sun, D. Wu, X. Guo, B. Shen, J. Liu, and A. Navrotsky, "Energetics of Confinement of n-Hexane in Ca-Na Ion Exchanged Zeolite A", J. Phys. Chem. C, 118(44), 25590-25596, (2014)
  5. X. Guo, S. V. Ushakov, S. Labs, H. Curtius, D. Bosbach, and A. Navrotsky, "Energetics of Metastudtite and Implications for Nuclear Waste Alteration", Proc. Natl. Acad. Sci., 111(20), 17737-17742 (2014)
  6. A. Mielewczyk-Gryn, S. Wachowski, K. I. Lilova, X. Guo, M. Gazda, and A. Navrotsky, "Influence of Antimony Substitution on Spontaneous Strain and Thermodynamics Stability of Lanthanum Orthoniobate", Ceram. Int., 41(2), 2128-2133 (2015)
  7. H. Sun, D. Wu, X. Guo, and A. Navrotsky, "Energetics and Structural Evolution of Na - Ca Exchanged Zeolite A during Heating", Phys. Chem. Chem. Phys., 17(14), 9241-9247 (2015)
  8. H. Sun, D. Wu, X. Guo, B. Shen, and A. Navrotsky, "Energetics of Sodium-Calcium Exchanged Zeolites A", Phys. Chem. Chem. Phys., 17(17), 11198-11203 (2015)
  9. J. Qi, X. Guo, A. Mielewczyk-Gryn, and A. Navrotsky, "Formation Enthalpy of LaLnO3 (Ln = Ho, Er, Tm and Yb) Interlanthanide Perovskite Compounds", J. Solid State Chem., 227, 150-154 (2015)
  10. X. Guo, R. K. Kukkadapu, A. Lanzirotti, M. Newville, S. R. Sutton, and A. Navrotsky, "Charge-coupled substituted Garnets (Y3-xCa0.5xM0.5x)Fe5O12 (M = Ce, Th): Structure and Stability as Crystalline Waste Forms", Inorg. Chem., 54(8), 4156-4166 (2015)
  11. X. Guo, S. Szenknect, A. Mesbah, S. Labs, N. Clavier, C. Poinssot, S. V. Ushakov, H. Curtius, D. Bosbach, R. C. Rodney, P. Burns, N. Dacheux, and A. Navrotsky, "Thermodynamics of Formation of Coffinite, USiO4", Proc. Natl. Acad. Sci., 112(21), 6551-6555 (2015)
  12. D. Wu, X. Guo, H. Sun, and A. Navrotsky, "Thermodynamics of Methane Adsorption on Copper HKUST-1 at Low Pressure", J. Phys. Chem. Lett., 6(13), 2439-2443 (2015)
  13. D. Wu, X. Guo, H. Sun, and A. Navrotsky, "Energy Landscape of Water and Ethanol on Silica Surfaces", J. Phys. Chem. C, 119(27), 15428-15433 (2015)
  14. D. Wu, X. Guo, H. Sun, and A. Navrotsky, "Interplay of Confinement and Surface Energetics in the Interaction of Water with Metal-Organic Frameworks", J. Phys. Chem. Lett., (submitted.)
  15. X. Guo, A. Navrotsky, R. K. Kukkadapu, M. Engelhard, A. Lanzirotti, M. Newville, S. R. Sutton, and H. Xu, "Structure and Thermodynamics of Uranium-Containing Garnets: Implications for Nuclear Waste Disposal", Geochim. Cosmochim. Ac., (submitted)
  16. X. Guo, E. Tiferet, Q. Liang, J. Solomon, A. Lanzirotti, M. Newville, M. Engelhard, R. K. Kukkadapu, S. R. Sutton, Mark Asta, and A. Navrotsky, "Structural Characteristics and Thermodynamic Stability of Metal Monouranates MgUO4, CrUO4 and FeUO4: A Combined Experimental and Theoretical Study", Chem. Mater., (submitted)
  17. G. J. Long, F. Grandjean, X. Guo, A. Navrotsky, and R. K. Kukkadapu, "Mössbauer Spectral Properties of Yttrium Iron Garnet, Y3Fe5O12, and its Isovalent and Non-isovalent Yttrium Substituted Solid Solutions", Inorg. Chem., (submitted)
  18. A. Navrotsky, T. Shvareva, and X. Guo, “Thermodynamics of uranium minerals and related materials”, in "Uranium – Cradle to Grave", P. C. Burns and G. E. Sigmon, Eds., Mineralogical Association of Canada, Short Course Volume, 147-164 (2013)