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  1. No Access

    Article

    Solution Bounds for the Discrete Riccati Equation and Its Applications

    In this paper, we address the estimation problem for the solution of the discrete algebraic matrix Riccati equation. Both upper and lower bounds are measured. Compared to the majority of the approaches propose...

    C. H. Lee, Y. C. Chang in Journal of Optimization Theory and Applications (1998)

  2. No Access

    Article

    Bandgap Shifting of an Ultra-Thin InGaAs/InP Quantum Well Infrared Photodetector via Rapid Thermal Annealing

    We demonstrate that SiO2 cap rapid thermal annealing in ultra-thin p-type InGaAs/InP quantum wells can be used to produce large blue shifts of the band edge. A substantial bandgap blue shift, as much as 292.5 meV...

    D. K. Sengupta, S. Kim, H. C. Kuo, A. P. Curtis… in MRS Online Proceedings Library (1998)

  3. No Access

    Article

    Room temperature continuous wave visible vertical cavity surface emitting laser

    Visible VCSEL laser operated at room temperature continuous wave has been achieved by H+ implants using tungsten wires as an implantation mask. The laser wavelength is 650 nm, and the maximum output without he...

    X.M. Li, Y.C. Chang, J.F. Song, Y.S. Zhao, G.T. Du… in Optical and Quantum Electronics (1999)

  4. Article

    Open Access

    Expression of nuclear retinoid receptors in normal, premalignant and malignant gastric tissues determined by in situ hybridization

    Retinoids exhibit multiple functions through interaction with nuclear retinoid receptors and have growth-suppressive activity on gastric cancer cells. To better understand the roles of nuclear retinoid recepto...

    S-Y Jiang, S-R Shen, R-Y Shyu, J-C Yu, H-J Harn, M-Y Yeh… in British Journal of Cancer (1999)

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  5. No Access

    Article

    MRI in acute neuropathic Gaucher's disease

    We present the cranial MRI findings in a 6-month-old girl with biopsy-proven acute neuropathic Gaucher's disease, which include unilateral cerebral atrophy and dural thickening with contrast enhancement.

    Y. C. Chang, C. C. Huang, C. Y. Chen, R. A. Zimmerman in Neuroradiology (2000)

  6. Chapter

    Medial Axis Transform (MAT) of General 2D Shapes and 3D Polyhedra for Engineering Applications

    Medial Axis Transform (MAT) is a representation that encodes an object with symmetric (medial) axes in the object interior. MAT has been employed in a variety of applications such as pattern recognition of dig...

    Y.-C. Chang, J.-H. Kao, J. M. Pinilla, J. Dong, F. B. Prinz in Geometric Modelling (2001)

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  7. No Access

    Article

    Internet Web-Based Information System for Scrap Vehicle Disposal in Taiwan

    The scrap vehicle recycling program was formally initiated in 1995 when the illegal dum** issues of scrap tires and cars turn out to be intolerable in the society of Taiwan. The inherent complexity of such a...

    Y.C. Chang, N.B. Chang, G.D. Ma in Environmental Modeling & Assessment (2001)

  8. No Access

    Article

    MRI of joint fluid in femoral head osteonecrosis

    Objective: To evaluate the relationship between joint fluid, intramedullary pressure (IMP), bone marrow edema, and stages of osteonecrosis of the femoral head (ONFH). Material and methods: We reviewed the magne...

    W. Chan, Y.-J. Liu, G.-S. Huang, C.-C. Jiang, S. Huang, Y.-C. Chang in Skeletal Radiology (2002)

  9. Article

    Open Access

    Molecular diagnosis of primary liver cancer by microsatellite DNA analysis in the serum

    Frequent loss of heterozygosity of microsatellites markers on specific chromosomal region have been reported in various types of primary human cancer. The same loss of heterozygosity has also been identified i...

    Y-C Chang, C-L Ho, Helen H-W Chen, T-T Chang, W-W Lai, Y-C Dai… in British Journal of Cancer (2002)

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  10. No Access

    Article

    Novel E2F decoy oligodeoxynucleotides inhibit in vitro vascular smooth muscle cell proliferation and in vivo neointimal hyperplasia

    The transcription factor, E2F, plays a critical role in the trans-activation of several genes involved in cell cycle regulation. Previous studies showed that the transfection of cis element double-stranded dec...

    J D Ahn, R Morishita, Y Kaneda, H S Kim, Y-C Chang, K-U Lee, J-Y Park… in Gene Therapy (2002)

  11. No Access

    Article

    The Hot Corrosion of Fe-Mn-Al–C Alloy with NaCl/Na2SO4 Coating Mixtures at 750°C

    The high-temperature corrosion behavior of Fe-30.1Mn-9.7Al-0.77C alloy initially coated with 2 mg/cm2 NaCl/Na2SO4 (100/0, 75/25, 50/50, 25/75 and 0/100 wt.%) deposits has been studied at 750°C in air. The result ...

    C.-J. Wang, Y.-C. Chang, Y.-H. Su in Oxidation of Metals (2003)

  12. No Access

    Article

    TEM Study on the Internal Oxidation and Nitriding of Dual Phase Fe–Mn–Al–C Alloy AfterNaCl-Induced Corrosion

    A dual-phase Fe–Mn–Al–C alloy was oxidized at 750°C in air with 2 initial mg/cm2 NaCl deposits. After 9 hr of exposure a fine-void zone was observed in the middle subscale and a coarse-void layer in the inner sub...

    C.-J. Wang, Y.-C. Chang in Oxidation of Metals (2003)

  13. No Access

    Article

    Striatal formation of 6-hydroxydopamine in mice treated with pargyline, pyrogallol and methamphetamine

    Formation of 6-hydroxydopamine (6-OHDA) has been posited in the striatum following methamphetamine treatment and plays a critical role in methamphetamine-induced nigrostriatal dopaminergic toxicity. We used h...

    P.-C. Liao, Y.-M. Kuo, Y.-C. Chang, C. Lin… in Journal of Neural Transmission (2003)

  14. No Access

    Article

    Thermal Conductivity of GaN Grown on Silicon Substrates

    One of the principle problems of high power electronic devices is the extraction of heat from the active region of the device1. The thermal conductivity of the substrate is a crucial parameter affecting the therm...

    C. Mion, Y. C. Chang, J. F. Muth, P. Rajagopal… in MRS Online Proceedings Library (2003)

  15. No Access

    Article

    Transcription factor decoy for AP-1 reduces mesangial cell proliferation and extracellular matrix production in vitro and in vivo

    Diabetic nephropathy is characterized by an expansion of glomerular mesangium, caused by mesangial cell proliferation and excessive accumulation of extracellular matrix (ECM) proteins, which eventually leads t...

    J D Ahn, R Morishita, Y Kaneda, H J Kim, Y D Kim, H J Lee, K U Lee… in Gene Therapy (2004)

  16. No Access

    Article

    Characterization of 4-O-methyl-ascochlorin-induced apoptosis in comparison with typical apoptotic inducers in human leukemia cell lines

    Apoptosis can be induced by various stimuli such as the ligands of death receptors, chemotherapeutic drugs and irradiation. It is generally believed that chemotherapeutic drugs induce mitochondrial damage, cyt...

    M. Tsuruga, H. Nakajima, S. Ozawa, M. Togashi, Y.-C. Chang, K. Ando, J. Magae in Apoptosis (2004)

  17. No Access

    Article

    Spin Lifetime Tuning in Zincblende Heterostructures and Tions to Spin Devices

    We present analytical expressions for the D’yakonov-Perel’ spin relaxation rates under the combined action of bulk and structural inversion asymmetry for [111] zincblende heterostructures when terms up to line...

    X. Cartoixà, D. Z.-Y. Ting, Y.-C. Chang in MRS Online Proceedings Library (2004)

  18. No Access

    Article

    Bootstrap approach for estimating process quality yield with application to light emitting diodes

    Process capability indices have been widely used by quality professionals for measuring process performance. Although process yield is the most common criterion used in the manufacturing industry for measuring...

    W.L. Pearn, Y.C. Chang, Chien-Wei Wu in The International Journal of Advanced Manu… (2005)

  19. No Access

    Article

    [111] Heterostructures for Spin Devices

    The symmetry properties of [111] quantum wells (QWs) and superlattices, and in particular the fact that the symmetry is not reduced when bulk inversion asymmetry (BIA) is supplemented with structural inversion...

    X Cartoixà, D. Z.-Y. Ting, Y.-C. Chang in Journal of Superconductivity (2005)

  20. No Access

    Article

    Identification and molecular characterization of Zantedeschia mild mosaic virus, a new calla lily-infecting potyvirus

    Tissue-cultured seedlings of calla lily (Zantedeschia spp.) with mild mosaic symptom were observed in Taiwan. A new potyvirus, Zantedeschia mild mosaic virus (ZaMMV), was identified in the diseased plants based o...

    C.-H. Huang, Y.-C. Chang in Archives of Virology (2005)

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