Search Results - "Ren, H.T."

Enhancement of plasticity and toughness in monolithic Zr-based bulk metallic glass by heterogeneous microstructure by Ren, H.T., Pan, J., Chen, Q., Chan, K.C., Liu, Y., Liu, L.

“…A significant enhancement of plasticity and toughness was achieved by increasing Zr content but decreasing Cu content in the Zr–Cu–Ni–Al–Ta bulk metallic glass…”
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Processing and characterization of YBCO superconductors by top-seeded melt growth method in batch process by Ren, H.T., Xiao, L., Jiao, Y.L., Zheng, M.H.

“…Single domain superconducting YBCO disks up to 30–50 mm in diameter have been prepared in batch process. A box furnace or a well-styled furnace was used in the…”
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Effects of cooling rate on single domain growth and the superconducting properties for YBCO bulk by Xiao, L., Ren, H.T., Jiao, Y.L., Zheng, M.H., Chen, Y.X.

“…A series of YBCO single domain samples were prepared by using the top seeded melt growth method with different cooling rate during the melt processing. For all…”
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Design and performance of a small HTS bulk reluctance motor by Qiu, M., Xu, Z., Yao, Z.H., Xia, D., Lin, L.Z., Zhang, G.M., Xiao, L., Ren, H.T., Jiao, Y.L., Zheng, M.H.

“…HTS bulks can be used as flux-focusing elements in reluctance motors. As parts of the primary study, a small prototype reluctance motor was designed and…”
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Proton injector acceptance tests for a Dielectric Wall Accelerator (DWA):characterisation of Advanced Injection System of Light Ions (AISLI) by Peng, S.X., Ren, H.T., Xu, Y., Zhang, T., Zhao(赵捷), J., Zhang, A.L., Guo, Z.Y., Chen, J.E.

“…To demonstrate the acceleration capability of a Dielectric Wall Accelerator (DWA), a proton injector has been developed at Peking University (PKU). It is…”
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Comparison of electrical properties of aluminum oxide thin films on silicon and gallium arsenide substrates grown by atomic layer deposition by Zhang, X., Ren, H.T., Li, R., Xiang, G.

“…Electrical properties of Al2O3 thin films grown by atomic layer deposition on Si and GaAs substrates were characterized and compared by current–voltage and…”
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Beam optimization of helium injector for coupled RFQ–SFRFQ linac by Xia, W.L., Wang, Z., Lu, Y.R., Chen, J., Zhao, J., Ren, H.T., Zhu, K., Peng, S.X., Chen, J.E.

“…The coupled RFQ–SFRFQ (CRS) cavity designed in Peking University is a new type linac that coupled radio frequency quadrupole (RFQ) and separated function radio…”
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Production and Physicochemical Properties of 2-Octen-1-Ylsuccinic Derivatives from Waxy Corn Starch by Zhu, W., Xie, H.L., Song, X.Y., Ren, H.T.

“…:  Waxy corn starch was esterified with 2‐octen‐1‐ylsuccinic anhydride (OSA) using response surface methodology. The molecular structure and paste properties…”
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Beam experiments on the RFQ and SFRFQ combined accelerator system by Kang, M.L., Wang, Z., Chen, J.E., Lu, Y.R., Zhu, K., Gao, S.L., Yan, X.Q., Peng, S.X., Zhao, J., Ren, H.T., Guo, Z.Y.

“…As an injector for the Separated Function RFQ (SFRFQ) accelerator, the Integral Split Ring Radio Frequency Quadrupole (ISR RFQ) accelerator was upgraded to…”
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Macrokinetic model for methylotrophic Pichia pastoris based on stoichiometric balance by Ren, H.T., Yuan, J.Q., Bellgardt, K.-H.

“…A macrokinetic model for Pichia pastoris expressing recombinant human serum albumin is proposed. The model describes the balances of some key metabolites, ATP…”
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Jc– B characteristics for bulk single domain YBCO superconductors by Jiao, Y.L., Xiao, L., Ren, H.T., Zheng, M.H., Chen, Y.X.

“…We have studied the dependence of the magnetic critical current densities ( J c) on the applied field for the samples taken from various positions of a single…”
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Study of oxygenation process during the preparation of single domain YBCO bulk superconductors by Zheng, M.H., Xiao, L., Ren, H.T., Jiao, Y.L., Chen, Y.X.

“…The oxygenation process is an important step during the preparation of YBCO bulk superconductors by the MTG process. A high pressure oxygenation device has…”
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Effect of magnetization process on levitation force between a superconducting disk and a permanent magnet by Liu, L., Hou, Y., He, C.Y., Gao, Z.X., Xiao, L., Ren, H.T., Jiao, Y.L., Zheng, M.H.

“…The levitation forces between a permanent magnet and a coaxial superconducting disk after different magnetization processes are measured. Significant effect of…”
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A new method to determine j c in bulk superconductor from saturated diamagnetic field by magneto-optic imaging by Luo, Z.Q., Liu, Y.H., Lu, L., Xiao, L., Ren, H.T., Jiao, Y.L., Zheng, M.H., Gao, Z.X.

“…The diamagnetic field created by supercurrent will be saturated after superconducting bulk sample is fully penetrated by the external magnetic field. The…”
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Trapped field magnets of high-T/sub c/ superconductors by Wen, H.M., Lin, L.Z., Xiao, L.Y., Xiao, L., Jiao, Y.L., Zheng, M.H., Ren, H.T.

“…To develop trapped field magnets with YBCO bulks at and below 77 K, a series of trapped field magnets have been developed and tested. With two /spl Phi/26…”
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Critical current density enhancement of electrophoretically deposited Y–Ba–Cu–O superconducting coatings by annealing in high pressure oxygen by Zhu, Y.B., Zhou, Y.L., Liu, Z., Wang, S.F., Chen, Z.H., Lu, H.B., Yang, G.Z., Xiao, L., Ren, H.T., Jiao, Y.L., Zheng, M.H.

“…We have fabricated YBa 2Cu 3O 7− x precursor coatings on MgO substrates using electrophoresis. The superconducting coatings were obtained by using the…”
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Fishtail effects in YBa 2Cu 3O y crystal prepared by melt-textured growth method by Wei, C.D., Liu, Z.X., Ren, H.T., Xiao, L.

“…The magnetization curves of a YBa 2Cu 3O y crystal prepared by a melt-textured growth method were measured; the fishtail effects were observed over the…”
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Experimental study on a high- Tc superconducting permanent magnet by Wen, H.M, Lin, L.Z, Xiao, L, Jiao, Y.L, Zheng, M.H, Ren, H.T

“…With two φ 26 mm YBCO bulks, a superconducting permanent magnet of 7.09 T with low creep was achieved at 29.8 K. Cracks occurred when the activating field of…”
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A new method to determine jc in bulk superconductor from saturated diamagnetic field by magneto-optic imaging by Luo, Z.Q., Liu, Y.H., Lu, L., Xiao, L., Ren, H.T., Jiao, Y.L., Zheng, M.H., Gao, Z.X.

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Study of the trapped field distributions and the microstructure for YBCO disks by Jiao, Y.L, Xiao, L, Ren, H.T, Zheng, M.H, Wang, X.H, Liu, D.M, Wong, H.K

“…The trapped field distributions on the surface of MTG YBCO disks were measured by a Hall probe automated scanning system, and exhibit a cone profile for sample…”
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