Skip to main content

223 Result(s)

within **-**a Ding Remove this filter Physics Remove this filter Characterization and Evaluation of Materials Remove this filter Condensed Matter Physics Remove this filter

previous disabled Page of 12
and

  1. No Access

    Article

    Characterization of doped Nd-based superconductors

    Y-, Dy-, and Gd-doped neodymium (Nd) superconductors (RE0.1Nd0.9Ba2-Cu3Oy) exhibited sharp resistivity transitions at 92 K. DC susceptibility measurements gave a common curve with diamagnetic onsets at 93 K and t...

    W. D. Arnett, D. R. Zint, C. E. Hamrin Jr.… in Journal of Superconductivity (1988)

  2. No Access

    Article

    Magnetic hyperfine fields in ultrathin Ni films on Cu(100)

    The magnetic hyperfine field was measured at 111In(111Cd) probe atoms in ultrathin Ni films epitaxially grown on Cu(100) utilizing the perturbed γγ-angular correlation (PAC) method. The behaviour of the hyperfine...

    J. Voigt, X. L. Ding, R. Fink, G. Krausch, B. Luckscheiter, R. Platzer… in Applied Physics A (1990)

  3. No Access

    Article

    Microwave properties of highly oriented YBa2Cu3O7-δ superconducting thin films

    We have performed millimeter-wave frequency (94 GHz) measurements on high-quality YBa2Cu3O7-δ superconducting films on yttrium-stabilized (100) ZrO2 and MgO substrates. The ∼0.2μm thin films fabricated by magnetr...

    Bao Jia-shan, Zhou Shi-**, Wu Ke-qing, Lou Wei-gen… in Journal of Superconductivity (1991)

  4. No Access

    Article

    In-situ deposition of superconducting YBCO thin films by magnetron sputtering from powder target

    We have used stoichiometric Y1Ba2Cu3O7−x powder as magnetron sputtering target to deposit high-quality high-T c superconducting thin films on MgO, SrTiO3, and ZrO2 substrates....

    W. G. Luo, A. L. Ding, K. S. Chan, G. G. Shi, A. Cheng… in Journal of Superconductivity (1992)

  5. No Access

    Article

    Voltage reduction for photorefractive two-wave mixing in InP:Fe by optical gap control

    We report a method to increase the photorefractive two-wave mixing gain coefficient Γ in semiconductors by using additional incident laser radiation. Two auxiliary beams are used to optimize the spatial distri...

    Y. Ding, H. J. Eichler, B. Smandek in Applied Physics A (1992)

  6. No Access

    Article

    Picosecond photorefractive diffraction in CdTe at 1 μm

    Using a ps-transient grating technique the contribution of the ps-photorefractive effect to the first-order probe-beam diffraction signal has been studied in CdTe at 1 μm investigating diffraction kinetics at ...

    I. Rückmann, J. Kornack, J. Kolenda, M. Petrauskaus, Y. Ding… in Applied Physics A (1992)

  7. No Access

    Article

    Field-enhanced carrier-generation effect of deep-level centers in semiconductors

    A general theory on the field-enhanced carrier generation of deep-level centers in semiconductors is put forward in order to explain the relevant phenomena observed in some experiments. It is concluded that ge...

    Koubao Ding, **umiao Zhang in Applied Physics A (1993)

  8. No Access

    Article

    Photoemission from the highT c superconductors

    The electronic structures of Y Ba2Cu3Ox and YBa2Cu4O8 were studied by angleresolved photoemission with an energy resolution of better than 10 meV. A detailed study in the 1st and 2nd Brillouin zone of untwinned s...

    J. C. Campuzano, K. Gofron, H. Ding, R. Liu… in Journal of Low Temperature Physics (1994)

  9. No Access

    Article

    A new structure of In-based ohmic contacts ton-type GaAs

    Electrical, structural and reaction characteristics of In-based ohmic contacts ton-GaAs were studied. Attempts were made to form a low-band-gap interfacial phase of InGaAs to reduce the barrier height at the meta...

    S. A. Ding, C. C. Hsu in Applied Physics A (1996)

  10. No Access

    Article

    (001) textured PbTiO3 thin films grown on redo**n-Si by metalorganic chemical vapor deposition under reduced pressure

    (001) textured PbTiO3 thin films have been deposited on (001) redo**n-Si substrates by metalorgnic chemical vapor deposition (MOCVD) under reduced pressure, and the film ferroelectricity has been measured using...

    L. Sun, Y. -F. Chen, T. Yu, N. -B. Ming, D. -S. Ding, Z. -H. Lug in Applied Physics A (1996)

  11. No Access

    Article

    Lattice effect on magnetism in CMR perovskite La0.85Sr0.15MnOz

    Sr0.15MnO3 system has been investigated. Enlargements of lattice parameters with grain growth have been observed. Associated with this growth are a series of magnetic changes, including magnetization, Curie tempe...

    N. Zhang, W. Ding, W. Zhong, K. Du, K. Wang, Y. Du in Applied Physics A (1997)

  12. No Access

    Article

    BSCCO Superconductors: Hole-Like Fermi Surface and Do** Dependence of the Gap Function

    We use the gradient of the energy-integrated angle resolved photoemission (ARPES) intensity in order to define precisely the Fermi surface (FS) in BSCCO superconductors. We show that, independent of the photon.....

    J. Mesot, M. R. Norman, H. Ding, M. Randeria… in Journal of Low Temperature Physics (1999)

  13. No Access

    Article

    Voltage Relaxation and Its Influence on Critical Current Measurements

    Based on the collective creep model, we numerically studied evolution of electric field and current density in superconductors and its influence on transport measurements of critical current. It is shown that ...

    S. Y. Ding, H. Luo, Y. H. Zhang, Q. Ding, F. Y. Ling… in Journal of Superconductivity (2000)

  14. No Access

    Article

    Abnormal Structural Behavior of Y0.8Ca0.2Ba1.8Nd0.2Cu3Oy at Low Temperature

    The variation of structure and transport property for the nominal composition of Y0.8Ca0.2Ba1.8Nd0.2Cu3O y (YCBNC) at temperature range of 78 K < T < 284 K were studied. YCBNC s...

    X. S. Wu, S. Nie, F. Z. Wang, Y. Ding, S. S. Jiang… in Journal of Superconductivity (2000)

  15. No Access

    Article

    Raman study on vapor-phase equilibrated Er:LiNbO3 and Er:Ti:LiNbO3 crystals

    Raman spectra of Er:LiNbO3 crystal and Ti-diffusedEr:LiNbO3 strip waveguide, in which the Li/Nb ratio was altered using a vapor-phase equilibration (VPE) technique, were measured at room temperature in the wave-n...

    D. Zhang, X. Chen, Y. **, X. Cao, D. Zhu, Y. Wang, G. Ding, Y. Cui… in Applied Physics A (2001)

  16. No Access

    Article

    High-resolution magnetic imaging by local tunneling magnetoresistance

    We give an overview over our recent efforts of high-resolution magnetic imaging using scanning tunneling microscopy with a ferromagnetic tip. Magnetic sensitivity is obtained on the basis of local tunneling ma...

    W. Wulfhekel, H.F. Ding, W. Lutzke, G. Steierl, M. Vázquez, P. Marín… in Applied Physics A (2001)

  17. No Access

    Article

    Low-dielectric-constant α-SiCOF film for ULSI interconnection prepared by PECVD with TEOS/C4F8/O2

    Amorphous SiCOF films with high carbon concentration are prepared by PECVD (plasma-enhanced CVD) with TEOS/C4F8/O2. The dielectric constant of (α-SiCOF film is reduced to 2.6 and other electric properties are imp...

    P.-F. Wang, S.-J. Ding, J.-Y. Zhang, D.W. Zhang, J.-T. Wang, W.W. Lee in Applied Physics A (2001)

  18. No Access

    Article

    Low-temperature synthesis of AlN films through electron cyclotron resonance plasma-aided reactive pulsed laser deposition

    Combination of pulsed laser ablation with electron cyclotron resonance microwave discharge was demonstrated for a novel method for low-temperature thin film growth. Aluminum nitride thin films were synthesized...

    J. Sun, J.D. Wu, Z.F. Ying, W. Shi, Z.Y. Zhou, K.L. Wang, X.M. Ding… in Applied Physics A (2001)

  19. No Access

    Article

    Magnetic domain structures and magnetotransport properties in Co-Ag granular thin films

    The magnetic microstructures and magnetotransport properties in granular CoxAg1-x films with 17%≤x≤62% were studied. Magnetic force microscopy (MFM) observations showed the presence of magnetic stripe domains in ...

    Y.J. Chen, J. Ding, L. Si, W.Y. Cheung, S.P. Wong, I.H. Wilson… in Applied Physics A (2001)

  20. No Access

    Article

    Study of History Effect of Vortex Matter by AC Susceptibility

    We have observed numerically the history effect, based on bulk flux pinning framework, in the susceptibility χ(T) (acs), experimentally measured in different samples. The dependencies of history effect in χ(T) on...

    X. F. Wu, H. Luo, S. Y. Ding, Y. H. Zhang, T. Yang, Y. Liu… in Journal of Superconductivity (2001)

previous disabled Page of 12