Search Results - "Zheng, R K"

Remanent-polarization-induced enhancement of photoluminescence in Pr3+-doped lead-free ferroelectric (Bi0.5Na0.5)TiO3 ceramic by Tian, Xiangling, Wu, Zheng, Jia, Yanmin, Chen, Jianrong, Zheng, R. K., Zhang, Yihe, Luo, Haosu

“…We found that ferroelectric remanent polarization can remarkably enhance the photoluminescence intensity of Pr3+-doped lead-free (Bi0.5Na0.5)TiO3 ceramics. An…”
Get full text

Electrical and thermoelectric properties of single-wall carbon nanotube doped Bi2Te3 by Zhang, Y., Wang, X. L., Yeoh, W. K., Zheng, R. K., Zhang, C.

“…The effects of single-wall carbon nanotube (SWCNT) doping in n-type Bi2Te3 bulk samples on the electrical and thermal transport properties have been studied…”
Get full text

In Situ Self-Assembly of Thin ZnO Nanoplatelets into Hierarchical Mesocrystal Microtubules with Surface Grafting of Nanorods: A General Strategy towards Hollow Mesocrystal Structures by Mo, M.-S., Lim, S. H., Mai, Y.-W., Zheng, R.-K., Ringer, S. P.

“…A general Ostwald ripening process combined with colloidal soft‐matter self‐assembly has been developed for coaxing the solid nanoparticle rods into the…”
Get full text

Characterization of the Bake-hardening Behavior of Transformation Induced Plasticity and Dual-phase Steels Using Advanced Analytical Techniques by Timokhina, Ilana B., Pereloma, E. V., Ringer, S. P., Zheng, R. K., Hodgson, P. D.

“…The bake-hardening (BH) behavior of TRansformation Induced Plasticity (TRIP) and Dual-Phase (DP) steels after intercritical annealing (IA) has been studied…”
Get full text

Anisotropic large magnetoresistance and Fermi surface topology of terbium monoantimonide by Tang, F., Shen, X., Zhou, J., Cong, S., Zhang, L., Zhou, W., Han, Z.-D., Qian, B., Jiang, X.-F., Zheng, R.-K., Zhao, W., Kan, X.-C., Tang, J., Han, Y.-Y., Yin, X.-Q., Fang, Y., Ju, S.

“…Rare-earth monopnictides have received a great deal of attention for their exotic magnetic and electronic properties. Here, we grow high-quality TbSb single…”
Get full text

Microstructure and mechanical properties of Mg–6Zn–xCu–0.6Zr (wt.%) alloys by Zhu, H.M., Sha, G., Liu, J.W., Wu, C.L., Luo, C.P., Liu, Z.W., Zheng, R.K., Ringer, S.P.

“…In this paper, we report the microstructures and mechanical properties of a new quaternary Mg–6Zn–xCu–0.6Zr alloys (x=0, 0.5, 1.0 and 2.0wt.%). The alloy…”
Get full text

Unexpected Assembly of a Unique Cyano-Bridged Three-Dimensional Cu3Cr2 Ferromagnet by Kou, Hui-Zhong, Gao, Song, Zhang, Jing, Wen, Ge-Hui, Su, Gang, Zheng, R. K, Zhang, X. X

Get full text

Interface strain coupling and its impact on the transport and magnetic properties of LaMnO3 thin films grown on ferroelectrically active substrates by Zheng, R.K., Wang, Y., Habermeier, H.-U., Chan, H.L.W., Li, X.M., Luo, H.S.

“…► Strong interface strain coupling in LaMnO3/PMN-PT heterostructure. ► In situ dynamic turning of the strain and lattice distortion of LaMnO3 films. ► Coupling…”
Get full text

Exchange bias and the origin of magnetism in Mn-doped ZnO tetrapods by Zheng, R. K., Liu, H., Zhang, X. X., Roy, V. A. L., Djurišić, A. B.

“…Wurtzite-type ZnO tetrapod nanostructures were prepared by evaporating Zn metal under humid argon flow. After the fabrication, Mn was doped into ZnO…”
Get full text

Fabrication and magnetic properties of ultrathin Fe nanowire arrays by Zhang, X. Y., Wen, G. H., Chan, Y. F., Zheng, R. K., Zhang, X. X., Wang, N.

“…Ultrathin Fe nanowire (about 5 nm in diameter) arrays have been fabricated by electrodeposition using anodic porous alumina templates. These ultrathin…”
Get full text

Effects of electric-field-induced piezoelectric strain on the electronic transport properties of La0.9Ce0.1MnO3 thin films by Zheng, R.K., Dong, S.N., Wu, Y.Q., Zhu, Q.X., Wang, Y., Chan, H.L.W., Li, X.M., Luo, H.S., Li, X.G.

“…The authors constructed multiferroic structures by growing La0.9Ce0.1MnO3 (LCEMO) thin films on piezoelectric 0.68Pb(Mg1/3Nb2/3)O3–0.32PbTiO3 (PMN-PT)…”
Get full text

Large room-temperature spin-dependent tunneling magnetoresistance in polycrystalline Fe3O4 films by Liu, Hui, Jiang, E. Y., Bai, H. L., Zheng, R. K., Wei, H. L., Zhang, X. X.

“…Polycrystalline Fe3O4 films have been prepared by reactive sputtering at room temperature. Transmission electron microscopy images show that the films consist…”
Get full text

Coaction and competition between the ferroelectric field effect and the strain effect in Pr0.5Ca0.5MnO3 film/0.67Pb(Mg1/3Nb2/3)O3-0.33PbTiO3 crystal heterostructures by Zhu, Q. X., Wang, W., Yang, S. W., Li, X. M., Wang, Y., Habermeier, H.-U., Luo, H. S., Chan, H. L. W., Li, X. G., Zheng, R. K.

“…The coaction and competition between the ferroelectric field effect and the strain effect in Pr0.5Ca0.5MnO3 (PCMO) film/0.67Pb(Mg1/3Nb2/3)O3-0.33PbTiO3 crystal…”
Get full text

Comment on "memory effects in an interacting magnetic nanoparticle system" by Zheng, R K, Gu, Hongwei, Zhang, X X

Get full text

On the understanding of the microscopic origin of the properties of diluted magnetic semiconductors by atom probe tomography by Zheng, R.K., Moody, M.P., Gault, B., Liu, Z.W., Liu, Hui, Ringer, S.P.

“…Spintronics, in which both the spin and charge of electrons are used for logic and memory operations, promises to revolutionize the current information…”
Get full text

Memory effects in a nanoparticle system : Low-field magnetization and ac susceptibility measurements by ZHENG, R. K, HONGWEI GU, BING XU, ZHANG, X. X

Get full text

Influence of oxygen partial pressure on the ferromagnetic properties of polycrystalline Cr-doped ZnO films by Zhang, X, Wang, W. H, Li, L. Y, Cheng, Y. H, Luo, X. G, Liu, Hui, Li, Z. Q, Zheng, R. K, Ringer, S. P

“…Polycrystalline Cr-doped ZnO films are prepared by the co-sputtering method. Diamagnetism is observed in the conductive samples deposited in pure Ar. However,…”
Get full text

Raman Spectroscopy: Alternate Method for Strain and Carbon Substitution Study in by Yeoh, W K, Zheng, R K, Ringer, S P, Li, W X, Xu, X, Chen, S K, MacManus-Driscoll, J L

“…In the present work, Raman spectroscopy is employed to study the strain and carbon substitution effect of SiC doped polycrystalline MgB 2 . We demonstrated…”
Get full text

Mechanical magnetoresistance in broken cold-pressed CrO2 powder sample by LIU, H, ZHENG, R. K, WANG, Y, ZHANG, X. X

“…Large negative magnetoresistance (MR)(|-R/R|=|[R(H)-Rmax]/Rmax| > 50%) has been observed in the broken cold-pressed CrO2 powder samples near the room…”
Get full text

A simple method to prepare uniform Co nanoparticles by Zhao, Y.-W., Zheng, R.K., Zhang, X.X., Xiao, J.Q.

“…The authors report a simple method to fabricate cobalt nanoparticles with homogeneous spherical shape and narrow size distribution, which can be easily scaled…”
Get full text