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  1. No Access

    Article

    Identification of a novel PML-RARG fusion in acute promyelocytic leukemia

    J-S Ha, Y R Do, C-S Ki, C Lee, D-H Kim, W Lee, N-H Ryoo, D-S Jeon in Leukemia (2017)

  2. No Access

    Article

    The Effects of Si Submounts Containing Cu Thermal Vias on the Heat-Dissipation Characteristics of a High-Power Light-Emitting Diode Package

    We investigated the effects of Si submounts containing Cu thermal vias on the heat-dissipation characteristics of a high-power light-emitting diode (LED) package. Simulations were used to determine the optimum...

    M. Y. Kim, T. Jeong, J. S. Ha, T. S. Oh in Journal of Electronic Materials (2014)

  3. No Access

    Article

    Effect of Al pre-deposition on AlN buffer layer and GaN film grown on Si (111) substrate by MOCVD

    In this study, we investigated the effect of Al pre-deposition time on GaN crystal quality. The GaN layer was grown on a Si (111) substrate by metal organic chemical vapor deposition using an AlN buffer layer....

    S. J. Bak, D. -H. Mun, K. C. Jung, J. H. Park, H. J. Bae… in Electronic Materials Letters (2013)

  4. No Access

    Article

    Activation of a novel palmitoyltransferase ZDHHC14 in acute biphenotypic leukemia and subsets of acute myeloid leukemia

    L Yu, J C Reader, C Chen, X F Zhao, J S Ha, C Lee, T York, I Gojo, M R Baer… in Leukemia (2011)

  5. No Access

    Chapter

    GaN and ZnO Light Emitters

    In the recent several decades, there are huge concerns in solid-state light emitters based on semiconductor compound materials, which emit light of ultraviolet to red light. Light-emitting diode (LED) fabricat...

    J. -S. Ha in Oxide and Nitride Semiconductors (2009)

  6. No Access

    Article

    The effects of ambient oxygen pressure on the 1.54 μm photoluminescence of Er-doped silicon-rich silicon oxide films grown by laser ablation of a Si+Er target

    We fabricated Er-doped silicon-rich silicon oxide (SRSO:Er) films by pulsed laser deposition. A Si+Er target consisting of an Er metallic strip and a silicon disk was adopted with a goal to achieve a convenien...

    J.S. Ha, G.Y. Sung, S. Lee, Y.R. Jang, K.H. Yoo, C.H. Bae, J.S. Jeon… in Applied Physics A (2004)

  7. No Access

    Article

    Effect of supersaturation of Cu on reaction and intermetallic compound formation between Sn–Cu solder and thin film metallization

    Interfacial reactions and intermetallic compound formation of the eutectic Sn–0.7Cu and hypereutectic Sn–3Cu on thin film metallization of Al/Ni/Cu, Al/Cu, and Al/Ni were investigated. While the Ni layer of Al...

    J. S. Ha, T. S. Oh, K. N. Tu in Journal of Materials Research (2003)

  8. No Access

    Article

    Investigation of interfacial reaction between Sn-Ag eutectic solder and Au/Ni/Cu/Ti thin film metallization

    This paper reports the formation of intermetallic compounds in Au/Ni/Cu/Ti under-bump-metallization (UBM) structure reacted with Ag-Sn eutectic solder. In this study, UBM is prepared by evaporating Au(500 Å)/N...

    J. Y. Park, C. W. Yang, J. S. Ha, C. -U. Kim, E. J. Kwon… in Journal of Electronic Materials (2001)

  9. No Access

    Article

    Interaction of low-energy nitrogen ions with an Si(111)-7×7 surface: STM and LEED investigations

    J.S. Ha, K.-H. Park, W.S. Yun, E.-H. Lee, S.-J. Park in Applied Physics A (1998)

  10. No Access

    Article

    Effect of BN Coating on the Strength of a Mullite Type Fiber

    Nextel 480 is a polycrystalline essentially mullite fiber (70 wt.-% Al2O3+28 wt.-% SiO2+ 2 wt.-% B2O3). Different thicknesses of BN were applied as coatings on this fiber. Optical, scanning electron, and transmis...

    K. K. Chawla, Z. R. Xu, J.-S. Ha, M. Schmücker, H. Schneider in Applied Composite Materials (1997)

  11. No Access

    Article

    Effect of BN coating on the strength of a mullite type fiber

    Nextel 480 is a polycrystalline essentially mullite fiber (70 wt.-% Al2O3+28 wt.-% SiO2+2 wt.-% B2O3). Different thicknesses of BN were applied as coatings on this fiber. Optical, scanning electron, and transmiss...

    K. K. Chawla, Z. R. Xu, J. -S. Ha, M. Schmücker… in Applied Composite Materials (1997)