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11 Result(s)

within B.S. Kang Remove this filter Materials Science Remove this filter Characterization and Evaluation of Materials Remove this filter

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  1. No Access

    Article

    ZnO and Related Materials for Sensors and Light-Emitting Diodes

    ZnO is an attractive material for ultraviolet (UV) light emitters and detectors, and transparent thin-film transistors. It is also readily synthesized in the form of nanostructures. In this paper we discuss th...

    S.J. Pearton, W.T. Lim, J.S. Wright, L.C. Tien, H.S. Kim… in Journal of Electronic Materials (2008)

  2. No Access

    Article

    Role of Gate Oxide in AlGaN/GaN High-Electron-Mobility Transistor pH Sensors

    We report on a comparison of different gate oxides for AlGaN/GaN high-electron-mobility transistor (HEMT) pH sensors. The HEMTs show a linear increase in drain-source current as the pH of the electrolyte solut...

    B.S. Kang, H.T. Wang, F. Ren, M. Hlad, B.P. Gila… in Journal of Electronic Materials (2008)

  3. No Access

    Article

    Development of Thin Film and Nanorod ZnO-Based LEDs and Sensors

    The development of new etching and contact metallurgies for the ZnO/ZnMgO/ZnCdO materials system and various approaches for realizing ZnO LEDs are reviewed. ZnO nanorod MOSFETs and pH sensors have been demonst...

    Stephen J. Pearton, L. C. Tien, H. S. Kim, D. P. Norton… in MRS Online Proceedings Library (2007)

  4. No Access

    Article

    ZnO spintronics and nanowire devices

    ZnO is a very promising material for spintronics applications, with many groups reporting room-temperature ferromagnetism in films doped with transition metals during growth or by ion implantation. In films do...

    S. J. Pearton, D. P. Norton, Y. W. Heo, L. C. Tien… in Journal of Electronic Materials (2006)

  5. No Access

    Article

    Fabrication approaches to ZnO nanowire devices

    To date, most of the work on ZnO nanostructures has focused on the synthesis methods and there have been only a few reports of the electrical characteristics. We report on fabrication methods for obtaining dev...

    J. R. LaRoche, Y. W. Heo, B. S. Kang, L. C. Tien… in Journal of Electronic Materials (2005)

  6. No Access

    Article

    Metal-oxide Semiconductor Field-effect Transistors using Single ZnO Nanowire

    Single ZnO nanowire metal-oxide semiconductor field effect transistors (MOSFETs) were fabricated using nanowires grown by site selective Molecular Beam Epitaxy. When measured in the dark at 25°C,the depletion-...

    Young-Woo Heo, B. S. Kang, L. C. Tien, Y. Kwon… in MRS Online Proceedings Library (2004)

  7. No Access

    Article

    ZnO Spintronics and Nanowire Devices

    ZnO is a very promising material for spintronics applications, with many groups reporting room temperature ferromagnetism in films doped with transition metals during growth or by ion implantation. In films do...

    David P. Norton, Young-Woo Heo, L. C. Tien, M. P. Ivill… in MRS Online Proceedings Library (2004)

  8. No Access

    Article

    Diffuse Dielectric Anomaly in Ferroelectric Materials

    It has not been clear whether the diffuse dielectric anomaly by Debye-type dielectric relaxation is extrinsic or intrinsic in origin although it has been frequently found in ferroelectric materials regardless ...

    S. K. Choi, B. S. Kang, Y. W. Cho, Y. M. Vysochanskii in Journal of Electroceramics (2004)

  9. No Access

    Article

    Optical Limiting Characteristics of Dendrons and Dendrimers Incorporating Dithienylpolyene Moieties

    Over the past decade there has been considerable progress in the design of new chromophores for potential optical limiting applications. Most of the focus has been centered on molecules that are capable of eff...

    B. Ozer, B. S. Kang, C. W. Spangler in MRS Online Proceedings Library (1999)

  10. No Access

    Article

    Effect of the thickness of plasma-sprayed coating on bond strength and thermal fatigue characteristics

    NiCrAlY bond coat and ZrO2–8 wt% Y2O3 top coat with various thicknesses were deposited on Hastelloy X by plasma spraying. Residual stress was calculated by the finite element method (FEM) to explain the variat...

    H. M. Choi, B. S. Kang, W. K. Choi, D. G. Choi, S. K. Choi… in Journal of Materials Science (1998)

  11. No Access

    Article

    Preparation of nickel-coated alumina composite powder by an aqueous-phase reduction process

    A nickel coating on the surface of alumina particles, used as a reinforcement in metal-ceramic composite materials, substantially improves their wettability by molten metals. Nickel was deposited on alumina pa...

    B. S. Kang, C. W. Won, B. S. Chun, H. Y. Sohn in Journal of Materials Science (1995)