Goremychkin, E. A., Osborn, R., Sashin, I. L., Riseborough, P., Rainford, B. D., Adroja, D. T., ...
We present a neutron scattering investigation of Ce1-xYxAl3 as a function of chemical pressure, which induces a transition from heavy fermion behavior in CeAl3 (TK = 5 K) to a mixed valence state at...
Spin Glass Order Induced by Dynamic Frustration (2008)
Goremychkin, E. A., Osborn, R., Rainford, B. D., Macaluso, R. T., Adroja, D. T., Koza, M.
Spin glasses are systems whose magnetic moments freeze at low temperature into random orientations without long-range order. It is generally accepted that both frustration and disorder are essential...
Fundamental magnetic parameters from pure synthetic greigite (Fe3S4) (2008)
Chang, L., Roberts, A.P., Tang, Y., Chen, Q.W., Rainford, B.D., Muxworthy, A.R.
Pure ferrimagnetic greigite (Fe3S4) has been synthesized by reacting ferric chloride with thiourea and formic acid at 170°C. Sample purity was confirmed by X-ray diffraction, neutron diffraction and...
Hydration, structure, and superconductivity of KOs2O6 center dot nH(2)O (2008)
Galati, R., Simon, C., Knee, C.S., Henry, P.F., Rainford, B.D., Weller, M.T.
In moist air or by contact with water during washing, KOs2O6 absorbs water molecules into the structure to produce KOs2O6·nH2O, 0 < n < 0.1. This water is reversibly lost on heating above ~430 K in...
Magnetic anisotropy in the cubic Laves REFe2 intermetallic compounds (2006)
Martin, K.N., Rainford, B.D., Wang, K., Bowden, G.J., Zimmermann, J.P., ...
In the past, the Callen–Callen (1965 Phys. Rev. 139 A455–71; 1966 J. Phys. Chem. Solids 27 1271–85) model has been highly successful in explaining the origin and temperature dependence of the...
Bowden, G.J., Rainford, B.D., Wang, K., Martin, K.N., Zimmermann, J.P., ...
The magnetic anisotropy parameters in [110] MBE-grown films of REFe2 (RE, rare earth) compounds are not the same as those in the bulk. This is due to the presence of a shear strain εxy, frozen-in...
Non-Fermi-liquid behavior in Ce(Ru1-xFex)2Ge2: cause and effect (2006)
Montfrooij, W., Aronson, M.C., Rainford, B.D., Mydosh, J.A., Hendrikx, R.W.A., Gortenmulder, T.J., ...
Magnetic and structural instabilities in CePd2Al2 and LaPd2Al2 (2006)
Chapon, L.C., Goremychkin, E.A., Osborn, R., Rainford, B.D., Short, S.
We have investigated the crystal and magnetic structure of the RPd2Al2 compounds (R=La, Ce) by neutron powder diffraction (ND) and inelastic neutron scattering (INS). The ND study shows that both...
Goremychkin, E.A., Osborn, R., Rainford, B.D., Bauer, E.D., Maple, M.B., Koza, M.
We have performed inelastic neutron scattering measurements of the singlet-triplet crystal-field (CF) excitation in the filled skutterudite compound PrOs4Sb12 in the vicinity of the superconducting...
A study of CeB2C2 using inelastic neutron scattering (2006)
Hillier, A.D., Manuel, P., Adroja, D.T., Bewley, R.I., Rainford, B.D.
Inelastic neutron scattering measurements have been carried out to investigate the crystal field (CF) excitations of CeB2C2. The crystal field excitations have large energy widths, indicating strong...
Kockelmann, W., Adroja, D.T., Hillier, A.D., Wakeshima, M., Izumiyama, Y., Hinatsu, Y., ...
High-resolution neutron-powder diffraction data show that the double perovskite Ba2PrIrO6 is cubic at ambient temperatures in space group Fm m. Below TN=71 K the compound orders antiferromagnetically...
Spin dynamics of 3d heavy fermion compound LaMn4Al8 (2006)
Leavey, C.J., Rainford, B.D., Stewart, J.R., Adroja, D.T.
Yamasaki et al. have suggested that LaMn4Al8 is a nearly antiferromagnetic metal with linear chains of Mn atoms. The Sommerfeld constant for LaMn4Al8 γ=265 mJ/mol K2 is comparable to values found in...
Montfrooij, W., Aronson, M.C., Rainford, B.D., Mydosh, J.A., Hendrikx, R., Gortenmuller, T., ...
We present inelastic neutron scattering measurements on the heavy-fermion compound Ce(Ru1–xFex)2Ge2 (x=0.87). This composition is close to the quantum critical point (QCP) compound (x=0.76) in...
Influence of the crystal field potential on the superconducting properties of PrRU4Sb12 (2005)
Adroja, D.T., Park, J.G., Goremychkin, E.A., Takeda, N., Ishikawa, M., McEwen, K.A., ...
We have determined the crystal field potential of the superconductor PrRu4Sb12 View the MathML sourceusing inelastic neutron scattering. The ground state of the Pr+3 ions in Th point group symmetry...
μSR study of CeRu2(Ge1−xSix)2 heavy fermion alloys (2005)
Rainford, B.D., Neville, A.J., Adroja, D.T., Scott, C.A.
Zero field μSR measurements on CeRu2(Ge1−xSix)2 for x=0, 0.125, 0.25 and 0.5 show damped oscillations in the low-temperature-ordered phases. For x=0.125, 0.25 two distinct regimes are found in the...
Hillier, A.D., Adroja, D.T., Manuel, P., Bewley, R.I., Kockelmann, W., Rainford, B.D.
Inelastic neutron scattering measurements have been carried out to investigate the crystal field (CF) excitations of DyB2C2 in order to understand the mechanisms of the quadrupolar ordering (TQ)...
Magnetic ground states of RMn4Al8, R = La, Pr, Y (2005)
Rainford, B.D., Leavey, C.J., Hillier, A.D., Stewart, J.R.
Yamasaki et al. (Solid State Commun. 119 (2001) 415) have suggested that LaMn4Al8 is a nearly antiferromagnetic metal with linear chains of Mn atoms. We present evidence from ZF-μSR measurements...
A reduced moment antiferromagnetic Kondo lattice compound: Ce8N24Ga (2004)
Adroja, D. T., Kockelmann, W., Hillier, A. D., So, J. Y., Knight, K. S., Rainford, B.D.
We have investigated the antiferromagnetic Kondo lattice compound Ce8Pd24Ga through neutron powder diffraction and zero-field muon spin relaxation measurements. Our neutron diffraction study reveals...
Giant magneto and anisotropic resistance in an epitaxial (110) DyFe2/YFe2 multilayer film (2004)
Beaujour, J.M.L., Bowden, G.J., Zhukov, A.A., O'Neill, J.D., Rainford, B.D., ...
Anisotropic and giant magneto-resistance (AMR and GMR) measurements for a molecular beam epitaxy grown (1 1 0) multilayer film [50 Å-DyFe2/50 Å-YFe2]×40 at 100 K are reported. The film possesses a...
Neutron reflectornetry studies of exchange springs in DyFe2/YFe2 superlattices (2004)
O'Neill, J.D., Langridge, S., Dalgliesh, R.M., Zhukov, A.A., Beaujour, J.M.L., Bowden, G.J., ...
Spin-polarised neutron reflectometry has been used to investigate a magnetic exchange spring, formed in a (75 Å DyFe2/150 Å YFe2)×18 multilayer thin film. The existence of an exchange spring is...
On the anomalous temperature-dependent magnetostriction in intermetallic DyFe2 (2004)
Bowden, G. J., O'Neil, J. D., Rainford, B. D., Zhukov, A.A.
The anomalous temperature dependence of the magnetostriction in single-crystal DyFe2 has been an unsolved problem in magnetism for some 27 years. In this paper, it is shown that an explanation can be...
Giant magneto and anisotropic resistance in an epitaxial (110) DyFe2/YFe2 multilayer film (2004)
Beaujour, J. M. L., Bowden, G. J., Zhukov, A. A., O'Neill, J. D., Rainford, B. D., ...
Anisotropic and giant magneto-resistance (AMR and GMR) measurements for a molecular beam epitaxy grown (110) multilayer film [50 Angstrom-DyFe2/50 Angstrom-YFe2] x 40 at 100 K are reported. The film...
Zhukov, A.A., Bowden,G.J., Beaujour, J.M.L., Rainford, B.D., Ward, R.C.C., ...
Journal of Magnetism and Magnetic Materials, 270(2004) S.312-20
A study of low energy magnetic excitations in terbium metaphosphate glass (2003)
Brennan, T., Saunders, G.A., Rainford, B.D., Eccleston, R.S., Smith, R.I., Carini, G., ...
The existence of a wide distribution of low energy excess magnetic states due to topological disorder in a magnetic glass is confirmed experimentally for the case of terbium metaphosphate glasses...
Extended versus local fluctuations in quantum critical Ce(Ru1-xFex)2Ge2 (x=xc=0.76) (2003)
Montfrooij, W., Aronson, M.C., Rainford, B.D., Mydosh, J.A., Murani, A.P., Haen, P., ...
We present inelastic neutron scattering experiments, performed near the antiferromagnetic quantum critical point in Ce(Ru0.24Fe0.76)2Ge2. Both local and long-range fluctuations of the local moments...
Beaujour, J. M. L., Bowden, G. J., Zhukov, A. A., Rainford, B. D., Ward, R. C. C., ...
The direction of easy magnetisation in molecular beam epitaxy grown (110) films of DyFe2 is known to change from [0 0 1] at low temperatures to close to [3 5 1] at room temperature. In this paper we...
Room temperature coercivities of Tb1-xDyxFe2 (110) molecular beam epitaxy grown films (2003)
Beaujour, J-M.L., Bowden, G.J., Zhukov, A.A., Rainford, B.D., Ward, R.C.C., ...
It has been known for many years that the rare-earth intermetallic compound terfenol (Tb0.3Dy0.7)Fe2 is characterized by "giant magnetostriction," which has found practical applications. In this...
Modeling the magnetic properties of DyFe2/YFe2 superlattices (2003)
Bowden, G.J., Beaujour, J-M.L., Zhukov, A.A., Rainford, B.D., Ward, R.C.C., ...
The Stoner–Wohlfarth model has proved reasonably successful in describing the coercivities of antiferromagnetically coupled DyFe2/YFe2 hard/soft superlattices in the absence of magnetic exchange...
Low-frequency spins and the ground state in high-T-c cuprates (2003)
Panagopoulos, C., Tallon, J.L., Rainford, B.D., Cooper, J.R., Scott, C.A., Xiang, T.
We study the spin fluctuations of pure and Zn-substituted high temperature superconductors (HTS) using the muon spin relaxation (SR) technique. Superconductivity is found to coexist with low...
Beaujour, J.M.L., Bowden, G.J., Zhukov, A.A., Rainford, B.D., Ward, R.C.C., ...
The direction of easy magnetisation in molecular beam epitaxy grown (1 1 0) films of DyFe2 is known to change from [0 0 1] at low temperatures to close to at room temperature. In this paper we...
A study of low energy magnetic excitations in terbium metaphosphate glass (2003)
Brennan, T., Saunders, G. A., Rainford, B. D., Eccleston, R. S., Smith, R. I., Carini, G., ...
Non-fermi-liquid behavior of electron-spin fluctuations in an elemental paramagnet (2002)
Stewart, J.R., Rainford, B.D., Eccleston, R.S., Cywinski, R.
We report for the first time, the observation of non-Fermi-liquid scaling behavior in an elemental paramagnetic metal. Both the dynamical susceptibility and the resistivity of β-Mn are shown to...
Bowden, G.J., Daniell, G.J., Gordeev, S.N., Beaujour, J.M.L., Rainford, B.D., ...
We present some universal results for exchange springs in multilayer systems with alternating hard and soft layers. In particular, the reduced magnetisation cos θ, for both symmetric exchange...
Critical behavior in the low-energy spin fluctuations in high-T-c superconductors (2002)
Panagopoulos, C., Tallon, J.L., Rainford, B.D., Xiang, T., Cooper, J.R., Scott, C.A.
We study the spin fluctuations of pure and Zn-substituted La2 – x Sr x CuO4 using the muon spin relaxation technique. Superconductivity is found to coexist with low-frequency spin fluctuations over...
Magnetic correlations and the quantum critical point of UCu5-xPdx (x = 1,1.5) (2001)
Aronson, M.C., Osborn, R., Chau, R., Maple, M.B., Rainford, B.D., Murani, A.P.
We have used inelastic neutron scattering to determine the magnetic susceptibility χ(q,ω,T) of the non-Fermi-liquid compounds UCu 5-xPdx (x = 1,1.5) for energies ω between 0.2 and 2 meV, and for...
Spin configurations and negative coercivity in epitaxially grown DyFe2/YFe2 superlattices (2001)
Gordeev, S.N., Beaujour, J.M.L., Bowden, G.J., Rainford, B.D., Ward, R.C.C., ...
Molecular beam epitaxial methods have been used to grow single crystal Laves phase DyFe2/YFe2 superlattice samples with a (110) growth direction. In particular, the magnetic properties of the YFe2...
Spin configurations and negative coercivity in epitaxially grown DyFe2/YFe2 superlattices (2001)
Gordeev, S. N., Beaujour, J. M. L., Bowden, G. J., Rainford, B. D., Ward, R. C. C., ...
Negative coercivity in epitaxially grown (110) DyFe2/YFe2 superlattices (2001)
Beaujour, J.M.L., Bowden, G.J., Gordeev, S., Rainford, B.D., Ward, R.C.C., ...
Neutron scattering studies of an antiferromagnetic Kondo compound: Ce8Pd24Ga (2001)
Adroja, D. T., Rainford, B. D., Knight, K. S., Riedi, P.C.
The antiferromagnet Ce8Pd24Ga with TN = 3.1 K has been investigated using neutron diffraction, inelastic neutron scattering, electrical resistivity, magnetoresistance and magnetic susceptibility...
Giant magnetoresistance by exchange springs in DyFe2/YFe2 superlattices (2001)
Gordeev, S. N., Beaujour, J. M. L., Bowden, G. J., Rainford, B. D., Ward, R. C. C., ...
Negative coercivity in epitaxially grown (110) DyFe2/YFe2 superlattices (2001)
Beaujour, J.M.L., Gordeev, S.N., Bowden, G.J., Rainford, B.D., Ward, R.C.C., ...
Molecular beam epitaxial methods have been used to grow single crystal Laves phase DyFe2/YFe2 superlattice samples with a (110) growth direction. Detailed magnetization curves have been obtained for...
Effect of exchange springs on the coercivity of DyFe2-YFe2 superlattices (2001)
Beaujour, J.M.L., Bowden, G.J., Gordeev, S., Rainford, B.D., Sawicki, M., ...
The coercivity of MBE-grown Laves-phase DyFe2–YFe2 thin-layered (50 Å) superlattice samples, with a (1 1 0) growth direction, can be varied by adjusting the relative thickness of the YFe2 and...
Exchange springs in YFe2 dominated DyFe2-YFe2 superlattices (2001)
Beaujour, J.M.L., Bowden, G.J., Gordeev, S., Rainford, B.D., Ward, R.C.C., ...
MBE methods have been used to grow single–crystal Laves–phase DyFe2–YFe2 superlattice samples with a (1 1 0) growth direction. In this paper, magnetisation curves for the YFe2 dominated...
The magnetic pressure phase diagram of CeRu2(Ge,Si)(2) studied by neutron diffraction (2001)
Sullow, S., McIntyre, G.J., Haen, P., Rainford, B.D., Fukuhara, T.
Previously, an analogy has been observed between the application of hydrostatic and chemical pressure on the properties of CeRu2(Ge,Si)2 alloys. In order to test this analogy on a microscopic scale...
Giant Magnetoresistance by Exchange Springs in DyFe2/YFe2 Superlattices (2001)
Beaujour, J.-M. L., Bowden, G. J., Gordeev, S. N., Rainford, B. D.
Magnetic Correlations and the Quantum Critical Point of UCu5xPdx (x = 1, 1.5) (2001)
Aronson, M. C., Chau, R., Maple, M. B., Osborn, R., Rainford, B. D.
Localized 4f States and Dynamic Jahn-Teller Effect in PrO2 (2001)
Bewley, R. I., Boothroyd, A. T., Currie, D. B., Eccleston, R. S., Gardiner, C. H., Lister, S. J. S., ...
Crystal field and spin dynamics of U3Ni3Sb4 and U3Cu3Sn4 (1996)
Rainford, B D, Adroja, D T, Bowden, GJ, Benson, IM, Eccleston, R S
A ferromagnetic Kondo compound:CePdSb (1994)
Riedi, P C, Armitage, JGM, Lord, J S, Adroja, D T, Rainford, B D, Fort, D
Magnetic ordering in dilute YTb and YEr alloys. (1988)
Rainford, B D, Kilcoyne, S H, Mohammed, KA, Lanchester, PC, Stanley, HB, Caudron, R