Z. D. Zhang

Publication List Details

Period

1991 - 2008

Number

51

Co-Authors

Sound speed of a Bose-Einstein condensate in an optical lattice (2007)

Liang, Z. X., Dong, Xi, Zhang, Z. D., Wu, Biao

The speed of sound of a Bose-Einstein condensate in an optical lattice is studied both analytically and numerically in all three dimensions. Our investigation shows that the sound speed depends...

Growth of magnetic yard-glass shaped boron nitride nanotubes with periodic iron nanoparticles (2007)

Chen, Z. G., Zou, J., Li, F., Liu, G., Tang, D. M., Li, D., ...

Novel yard-glass shaped boron nitride nanotubes (YG-BNNTs) periodically filled with Fe nanoparticles were synthesized by a catalytic reaction process of ammonia with boron precursors at 1300 degrees...

Structural and magnetic properties of Laves compounds Dy1-xPrx(Fe0.35Co0.55B0.1)2 (0≤x≤1) (2006)

Ren, W.J., Li, D., Sui, Yucheng, Liu, W., Zhao, X.G., Liu, J.J., ...

Dy1-xPrx(Fe0.35Co0.55B0.1)2 (0≤x≤1) Laves compounds with a cubic MgCu2-type structure were synthesized by arc melting and subsequent annealing. The lattice parameter of the Laves compounds...

The in-vitro bioactivity of mesoporous bioactive glasses (2006)

Yan, X. X., Huang, X. H., Yu, C. Z., Deng, H. X., Wang, Y., Zhang, Z. D., ...

Ordered mesoporous bioactive glasses (MBGs) with different compositions were prepared by using nonionic block copolymer surfactants as structure-directing agents through an evaporation-induced...

The effects of the thickness of magnetically hard- and soft-phase layers on magnetic properties and exchange coupling in multilayer magnets (2005)

Liu, W., Sui, Yucheng, Zhou, J., Sun, X.K., Chen, C.L., Zhang, Z.D., ...

The structure and magnetic properties of multilayer magnets containing a hard phase [HP≡ (Nd0.95Dy0.05)(Fe,Co,Nb,B) 5.5] and a soft phase (SP≡Fe and Fe65Co35) have been investigated. For the...

Enhanced coercivity in thermally processed (Nd,Dy)(Fe,Co,Nb,B) 5.5/ α-Fe nanoscale multilayer magnets (2005)

Liu, W., Li, X.Z., Liu, J.P., Sun, X.K., Chen, C.L., Skomski, Ralph, ...

Structural and magnetic properties of laminated (Nd,Dy)(Fe,Co,Nb,B)5.5/Fe nanocomposites are investigated. Normally, the addition of the soft phase to the hard phase enhances the remanence but...

Dynamics of a Bright Soliton in Bose-Einstein condensates with Time-Dependent Atomic Scattering Length in an Expulsive Parabolic Potential (2005)

Liang, Z. X., Zhang, Z. D., Liu, W. M.

We present a family of exact solutions of one-dimensional nonlinear Schr\"odinger equation, which describe the dynamics of a bright soliton in Bose-Einstein condensates with the time-dependent...

Phase transformation and magnetic properties of bulk CoPt alloy (2004)

Boer, F.R. De, Xiao, Q.F., Zhang, Z.D., Buschow, K.H.J., Bruck, E.H.

The effect of nanoscale exchange coupling has been investigated in the CoPt alloy system. The experimental results of XRD and TEM indicate that in the early stage of the disorder–order...

Phase transformation and magnetic properties of Fe-Pt based bulk alloys (2004)

Boer, F.R. De, Xiao, Q.F., Zhang, Z.D., Buschow, K.H.J., Bruck, E.H.

The ordering transformation and magnetic properties of Fe59.75Pt39.5Nb0.75 bulk alloys have been investigated in detail by using different homogenization temperatures and different low-temperature...

Nanocomposite (Nd,Dy)(Fe,Co,Nb,B) 5.5/α-Fe multilayer magnets with high performance (2003)

Liu, W., Zhang, Z.D., Liu, J.P.

The structural and magnetic properties of rare-earth nanocomposite magnets of a (Nd,Dy)(Fe,Co,Nb,B) 5.5 single layer and a (Nd,Dy)(Fe,Co,Nb,B) 5.5/α-Fe multilayer prepared by sputtering and heat...

Structure and magnetic properties of sputtered hard/soft multilayer magnets (2003)

Liu, W., Zhang, Z.D., Liu, J.P., Cui, B.Z., Sun, X.K., Zhou, J., ...

The films with HM = (Pr,Dy)(Fe,Co,Nb,B) 5.5 and SM=Fe, FeCo were prepared by sputtering and subsequent heat treatment. The coercivity of Ti-buffered (Pr,Dy)(Fe,Co,Nb,B) 5.5 single-layer film with 320...

Ordering transformation and magnetic properties of Fe59.75Pt39.5Nb0.75 (2003)

Brück, E.H., Xiao, Q.F., Zhang, Z.D., Boer, F.R. De, Buschow, K.H.J.

We have investigated the effect of various heat treatments on the face-centered-cubic-face-centered-tetragonal transformation rate of Fe59.75Pt39.5Nb0.75 bulk alloys. The degree of atomic ordering...

Effects of germanium on the electronic transport mechanism in Co20 (Cu-xGex)80 nanogranular ribbons (2002)

He, J., Zhang, Z. D., Liu, J. P., Sellmyer, David J.

The dependency of giant magnetoresistance (GMR) on the nonmagnetic matrix in nanogranular Co20 (Cu1-xGex)80 ribbons was studied. When the matrix Cu is substituted with semiconductor Ge, the...

Structure and magnetic properties of sputtered (Nd,Dy)(Fe,Co,Nb,B) 5.5/M (M = FeCo,Co) multilayer magnets (2002)

Liu, W., Zhang, Z.D., Liu, J.P., Li, X.Z., Sun, X.K., Sellmyer, David J.

The magnetic properties of nanocomposite multilayer magnets of the (Nd,Dy)(Fe,Co,Nb,B) 5.5/M (M = Co,FeCo) on Ti-buffered Si substrates have been investigated. X-ray diffraction results reveal that...

Transition from negative magnetoresistance behavior to positive behavior in Co20 (Cu1-xGex)80 ribbons (2002)

He, J., Zhang, Z.D., Liu, J.P., Sellmyer, David J.

We report a transition of the giant magnetoresistance (GMR) behavior in nanocrystalline Co20 (Cu1-xGex)80 ribbons from negative to positive, as the semiconductor Ge substitutes for the Cu matrix. The...

Magnetic properties of single-crystalline Y2Co15Si2 (2002)

Yu, M.H., Tegus, O., Janssen, Y., Klaasse, J.C.P., Zhang, Z.D., Bruck, E.H., ...

We have studied the magnetic properties of an Y Co Si single crystal. The magnetic anisotropy has been analyzed in the temperature 2 15 2 range 5-350 K by means of the Sucksmith-Thompson method. Both...

Thermal evolution of first-order magnetization processes in the single-ion one-sublattice system with uniaxial anisotropy (2002)

Yu, M.H., Zhang, Z.D., Boer, F.R. De, Bruck, E.H., Buschow, K.H.J.

The thermal evolution of first-order magnetization processes ~FOMP's! is intensively studied within a description of the anisotropy energy of a single-ion one-sublattice system with two or three...

Crystal-field analysis of the magnetic properties measured on a Ho2Co15Si2 single crystal (2002)

Yu, M.H., Janssen, Y., Tegus, O., Klaasse, J.C.P., Zhang, Z.D., Bruck, E.H., ...

We have measured the magnetic properties of a Ho2Co15Si2 single crystal in the temperature range 5-350 K with magnetic fields applied on the free crystal and along three major crystallographic...

Remanence enhancement in nanocrystalline CoPt bulk magnets (2002)

Xiao, Q.F., Bruck, E.H., Zhang, Z.D., Boer, F.R. De, Buschow, K.H.J.

The effect of the atomic disorder-order transformation on remanence enhancement and coercivity in isotropic CoPt magnets has been studied by isothermal annealing at 6758C, well below the...

Effect of exchange coupling in nanocrystalline CoPt bulk magnets (2002)

Xiao, Qunfeng, Bruck, E.H., Zhang, Z.D., Boer, F.R. De, Buschow, K.H.J.

The effect of the atomic disorder-order transformation on remanence enhancement and coercivity in isotropic CoPt magnets has been studied by isothermal annealing at 675 °C, well below the...

Effect of grain size and magnetocrystalline anisotropy on exchange coupling in nanocomposite two-phase Nd-Fe-B magnets (2001)

Xiao, Qunfeng, Zhao, Tong, Zhang, Z.D., Bruck, E.H., Buschow, K.H.J., Boer, F.R. De

We have studied the exchange coupling in two-phase nanocrystalline alloy ribbons of the composition Nd4~xSmxFe 77.5 B 18.5 (x"0.0, 0.1, 0.2, 0.3, 0.4 and 0.5). The grain size of the Fe3 B phase...

Remanence enhancement and coercivity in two-phase CoPt bulk magnets (2001)

Xiao, Q., Bruck, E.H., Zhang, Z.D., Boer, F.R. De, Buschow, K.H.J.

We have studied the effect of the atomic disorder-order transformation on remanence enhancement and coercivity in CoPt ingots by isothermal annealing at various temperatures well below the...

Effects of Ga substitution for Fe on the structure and magnetic properties of Nd8.4Fe87.1-xGaxB4.5 (x = 0-2.2) alloys prepared by mechanical alloying (2000)

Cui, B.Z., Sun, X.K., Liu, W., Zhang, Z.D., Geng, D.Y., Zhao, X.G., ...

The effects of a partial substitution of Ga for Fe on the structure and magnetic properties of mechanically alloyed Nd8.4Fe87.1B4.5 were studied. With increasing Ga content, the magnetic properties...

Structure and magnetic properties of N-containing Nd-Fe-B alloys prepared by mechanical alloying (2000)

Liu, W., Zhang, Z.D., Liu, J.P., Sun, X.K., Sellmyer, David J.

The structure and magnetic properties of Nd2Fe14BNδ -based alloys prepared by mechanical alloying have been investigated. For the Nd14Fe78B8Ny series, a large amount of NdN, α-Fe, and a small...

Subcellular-membrane characterization of [3H]ryanodine-binding sites in smooth muscle.

Zhang, Z D, Kwan, C Y, Daniel, E E

The plant alkaloid ryanodine, known to interact selectively with the intracellular Ca(2+)-release channel in skeletal and cardiac muscles, has been repeatedly reported to affect smooth-muscle...