J. E. Greedan

Publication List Details

Period

1985 - 2006

Number

22

Co-Authors

The Anderson-Mott transition induced by hole-doping in Nd1-xTiO3 (2006)

Sefat, A. S., Greedan, J. E., Luke, G. M., Niewczas, M., Garrett, J. D., Dabkowska, H., ...

The insulator/metal transition induced by hole-doping due to neodymium vacancies of the Mott- Hubbard antiferromagnetic insulator, Nd1-xTiO3, is studied over the composition range 0.010(6) < x <...

Aging and memory properties of topologically frustrated magnets (2005)

Dupuis, V., Vincent, E., Hammann, J., Greedan, J. E., Wills, A. S.

The model 2d kagome system (H3O)Fe3(SO4)2(OH)6 and the 3d pyrochlore Y2Mo2O7 are two well characterized examples of low-disordered frustrated antiferromagnets which rather then condensing into spin...

2D Kagome Ordering in the 3D Frustrated Spinel Li2Mn2O4 (2005)

Wiebe, C. R., Russo, P. L., Savici, A. T., Uemura, Y. J., MacDougall, G. J., Luke, G. M., ...

muSR experiments on the geometrically frustrated spinel oxide, Li2Mn2O4, show the development of spin correlations over a range of length scales with decreasing temperature. Increased relaxation...

Magnetic ordering in the spin-ice candidate Ho{2}Ru{2}O{7} (2004)

Wieble, C.R., Gardner, J.S., Luke, G.M., Wills, A.S., Gaulin, D.B., ...

Neutron scattering measurements on the spin-ice candidate material Ho2Ru2O7 have revealed two magnetic transitions at T∼95 and ∼1.4   K to long-range ordered states involving the Ru and Ho...

Magnetic Ordering in the Spin-Ice Candidate Ho$_2$Ru$_2$O$_7$ (2004)

Wiebe, C. R., Gardner, J. S., Luke, G. M., Wills, A. S., Gaulin, B. D., ...

Neutron scattering measurements on the spin-ice candidate material Ho$_2$Ru$_2$O$_7$ have revealed two magnetic transitions at T $\sim$ 95 K and T $\sim$ 1.4 K to long-range ordered states involving...

Aging and memory properties of topologically frustrated magnets (2001)

Dupuis, V., Vincent, E., Hammann, J., Greedan, J. E., Wills, A. S.

The model 2d kagome system (H3O)Fe3(SO4)2(OH)6 and the 3d pyrochlore Y2Mo2O7 are two well characterized examples of low-disordered frustrated antiferromagnets which rather then condensing into spin...

Aging and memory properties of topologically frustrated magnets (2001)

Dupuis, V., Vincent, E., Hammann, J., Greedan, J. E., Wills, A. S.

The model 2d kagome system (H3O)Fe3(SO4)2(OH)6 and the 3d pyrochlore Y2Mo2O7 are two well characterized examples of low-disordered frustrated antiferromagnets which rather then condensing into spin...

Aging and memory properties of topologically frustrated magnets (2001)

Dupuis, V., Vincent, E., Hammann, J., Greedan, J. E., Wills, A. S.

The model 2d kagome system (H3O)Fe3(SO4)2(OH)6 and the 3d pyrochlore Y2Mo2O7 are two well characterized examples of low-disordered frustrated antiferromagnets which rather then condensing into spin...

Magnetic and Thermodynamic Properties of the Collective Paramagnet-Spin Liquid Pyrochlore Tb2Ti2O7 (2000)

Gingras, M. J. P., Hertog, B. C. Den, Faucher, M., Gardner, J. S., Chang, L. J., Gaulin, B. D., ...

In a recent letter [Phys. Rev. Lett. {\bf 82}, 1012 (1999)] it was found that the Tb$^{3+}$ magnetic moments in the Tb$_2$Ti$_2$O$_7$ pyrochlore lattice of corner-sharing tetrahedra remain in a {\it...

Transition to Long Range Magnetic Order in the Highly Frustrated Insulating Pyrochlore Antiferromagnet Gd_2Ti_2O_7 (1999)

Raju, N. P., Dion, M., Gingras, M. J. P., Mason, T. E., Greedan, J. E.

Experimental evidence from measurements of the a.c. and d.c. susceptibility, and heat capacity data show that the pyrochlore structure oxide, Gd_2Ti_2O_7, exhibits short range order that starts...

Weak pseudogap in crystals of Pb2Sr2(Y,Ca)Cu3O8+d (1997)

Hsueh, Ya-Wei, Statt, B. W., Reedyk, M., Xue, J. S., Greedan, J. E.

We report on NMR measurements in underdoped Pb2Sr2(Y,Ca)Cu3O8+d crystals. A pseudogap is observed in the Knight shift and spin-lattice relaxation rate. In contrast to other underdoped compounds, the...

Muon Spin Relaxation Investigation of the Spin Dynamics of Geometrically Frustrated Antiferromagnets Y2Mo2O7 and Tb2Mo2O7 Static Critical Behavior of the Spin-Freezing (1996)

Dunsiger, S. R., Kiefl, R. F., Chow, K. H., Gaulin, B. D., Gingras, M. J. P., Greedan, J. E., ...

The spin dynamics of geometrically frustrated pyrochlore antiferromagnets Y2Mo2O7 and Tb2Mo2O7 have been investigated using muon spin relaxation. A dramatic slowing down of the moment fluctuations...

Static Critical Behavior of the Spin-Freezing Transition in the Geometrically Frustrated Pyrochlore Antiferromagnet Y2Mo2O7 (1996)

Gingras, M. J. P., Stager, C. V., Raju, N. P., Gaulin, B. D., Greedan, J. E.

Some frustrated pyrochlore antiferromagnets, such as Y2Mo2O7, show a spin-freezing transition and magnetic irreversibilities below a temperature Tf similar to what is observed nonlinear magnetization...