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Metal Fluxes for Crystal Growth Ln - T - X Ce n MIn 3n+2 (n = 1, 2, ∞) CePdGa 6 Ce 2 PdGa 10 Ce 2 PdGa 12 SnCe 3 M 4 Sn 12 Many useful properties of known.

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Presentation on theme: "Metal Fluxes for Crystal Growth Ln - T - X Ce n MIn 3n+2 (n = 1, 2, ∞) CePdGa 6 Ce 2 PdGa 10 Ce 2 PdGa 12 SnCe 3 M 4 Sn 12 Many useful properties of known."— Presentation transcript:

1 Metal Fluxes for Crystal Growth Ln - T - X Ce n MIn 3n+2 (n = 1, 2, ∞) CePdGa 6 Ce 2 PdGa 10 Ce 2 PdGa 12 SnCe 3 M 4 Sn 12 Many useful properties of known extended structure materials suggest that enhanced or new behavior remain to be discovered Greater structure and electronic degrees of freedom in complicated structures Crystal-Chemical Relationships of Correlated Electronic Materials Julia Y. Chan DMR CeSb 2 LnNiSb 2 CeNiSb 3

2 CePrNdPmSmEuGdTbDyHoErTmYbLu Magnetic and Transport Behavior of LnNi 1-x Sb 2 Magnetoresistance behavior is systematic and scales with the bulk magnetism and correlates to the magnetization.

3 Education & Outreach: Crystal-Chemical Relationships of Correlated Electronic Materials Julia Y. Chan DMR Current Graduate Students: Willa Williams, Evan Thomas, Jasmine Millican, Dixie Gautreaux, Edem Okudzeto, Jung Young Cho (3 Female, 3 African Americans) Undergraduates: Andrew Bankston, Erin Erickson, Nathan Henderson, Michael Parent, Shayla Thomas Graduate & Undergraduates performing chemistry demonstrations to > 100 children

4 Crystal-Chemical Relationships of Correlated Electronic Materials Julia Y. Chan DMR Publications: (31)Macaluso, R. T.; Wells, D. M.; Sykora, R. E.; Albrecht-Schmitt, T. E.; Mar, A.; Nakatsuji, S.; Lee, H.; Fisk, Z.; Chan, J. Y., "Structure and electrical resistivity of CeNiSb3", J. Solid State Chem. 2004, 177, 293–298. (32)Macaluso, R. T.; Fisk, Z.; Moreno, N. O.; Thompson, J. D.; Chan, J. Y., "Structure and Magnetism of Ce5Pb3O", Chem. Mater. 2004, 16, (33)Thomas, E. L.; Macaluso, R. T.; Lee, H.-O.; Fisk, Z.; Chan, J. Y., "Crystal growth, characterization, and physical properties of PrNiSb3, NdNiSb3, and SmNiSb3" J. Solid State Chem. 2004, 177, 4228–4236. (34)Wilson, Z. S.; Macaluso, R. T.; Smith, J. L.; Fisk, Z.; Stanley, G. G.; Chan, J. Y., "Rare Beryllium Icosahedra in the Intermediate Valence Compound CeBe13" J. Amer. Chem. Soc. (Communication) 2004, 126, (35)Millican, J. M., Macaluso, R.T.; Young, D.P.; Moldovan, M. Chan, J.Y., "Synthesis, structure and magnetism of Ce2PdGa10", J. Solid State Chem. 2004, 177, (36)Harrison, N.; Alver, U.; Goodrich, R. G.; Vekhter, I.; Sarrao, J. L.; Pagliuso, P. G.; Moreno, N.; Balicas, L.; Fisk, Z.; Hall, D.; Macaluso, R. T.; Chan, J. Y., “4f-Electron Localization in CexLa1-xMIn5 with M = Co, Rh, or Ir”, Phys. Rev. Lett. 2004, 93, (37)Williams, W. M.; Moldovan, M.; Young, D. P.; Chan, J. Y., "Synthesis, structure, and magnetism of Tb4PdGa12 and Tb4PtGa12", J. Solid State Chem. 2005, 178, Young, D. P.; Moldovan, M.; Wu, X. S.; Adams, P. W.; Chan, J. Y., "Low temperature susceptibility of the noncentrosymmetric superconductor CePt3Si", Phys. Rev. Lett. 2005, 94, (42) Williams, W. M.; Lee, H.-O.; Moldovan, M.; Fisk, Z.; Young, D. P.; Chan, J. Y. In Structure-Property Relationships in Tb4PtGa12 and Y4PtGa12, Mater. Res. Soc. Symp. Proc. 2005, FF Thomas, E. L.; Erickson, E. E.; Moldovan, M.; Young, D. P.; Chan, J. Y. In Synthesis, Structure and Magnetism of ErCoIn5, Mater. Res. Soc. Symp. Proc. 2005, FF Submitted: (1)Macaluso, R. T.; Millican, J. N.; Lee, H.-O.; Nakatsuji, S.; Carter, B.; Moreno, N.; Fisk, Z.; Chan, J. Y., " A Comparison of the Structure and Localized Magnetism in Ce2PdGa12 with the Heavy Fermion CePdGa6", J. Solid State Chem. Submitted, (2)Thomas, E.L.; Moldovan, M.; Young, D.P.; Chan, J.Y., “Synthesis, Structure, and Magnetotransport of LnNi1-xSb2 (Ln = Y, Gd-Er)”, Chem. Mater. Submitted, (3) Thomas, E. L.; Bankston, A. N.; Lee, H.-O.; Moldovan, M.; Fisk, Z.; Young, D. P.; Chan, J. Y., "Crystal Growth, Transport and Magnetic Properties of SnLn3Co4Sn12 (Ln = La, Ce) with a Perovskite-like Structure" Inorg. Chem. Submitted, 2005.


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