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  1. No Access

    Article

    Helical CT versus intermittent CT fluoroscopic guidance for musculoskeletal needle biopsies: impact on radiation exposure, procedure time, diagnostic yield, and adverse events

    Image-guided percutaneous needle biopsies are essential in the workup of musculoskeletal (MSK) lesions. While helical CT (HCT) is well established, intermittent CT fluoroscopy (iCTF) is an increasingly used al...

    A. M. Cahalane, S. Habibollahi, S. J. Staffa, K. Yang… in Skeletal Radiology (2023)

  2. No Access

    Article

    Nutritional Status and Renal Function in Relation to Frailty among the Community-Dwelling Elderly Taiwanese Population

    Frailty is a significant public health and clinical issue among the elder population. This study aimed to evaluate the nutritional status and renal function in relation to frailty among elderly Taiwanese.

    C.-Y. Chang, M.-H. Lin, C.-C. Kuo, C.-H. Lu… in The journal of nutrition, health & aging (2022)

  3. No Access

    Article

    High sensitivity of hydrogen sensing through N-polar GaN Schottky diodes

    N-polar and Ga-polar GaN grown on c-plane sapphire by a metal-organic chemical vapor deposition (MOCVD) system were used to fabricate platinum deposited Schottky contacts for hydrogen sensing at room temperatu...

    Yu-Lin Wang, B. H. Chu, C.Y. Chang, K. H. Chen, Y. Zhang… in MRS Online Proceedings Library (2020)

  4. No Access

    Article

    Recent Advances in Wide Bandgap Semiconductor Biological and Gas Sensors

    There has been significant recent interest in the use of surface-functionalized thin film and nanowire wide bandgap semiconductors, principally GaN, InN, ZnO and SiC, for sensing of gases, heavy metals, UV pho...

    S.J. Pearton, F. Ren, Yu-Lin Wang, B.H. Chu, K.H. Chen… in MRS Online Proceedings Library (2020)

  5. No Access

    Article

    Fast detection of Perkinsus marinus, a prevalent pathogen of oysters and clams from sea waters

    Antibody-functionalized, Au-gated AlGaN/GaN high electron mobility transistors (HEMTs) were used to detect Perkinsus marinus. The antibody was anchored to the gate area through immobilized thioglycolic acid. T...

    Yu-Lin Wang, B. H. Chu, K. H. Chen, C.Y. Chang… in MRS Online Proceedings Library (2020)

  6. No Access

    Article

    CT-guided bone marrow aspirations and biopsies: retrospective study and comparison with blind procedures

    To compare the pathology results of CT-guided and blind bone marrow aspirations and biopsies.

    C. Y. Chang, J. S. Husseini, A. Moreira, F. J. Simeone, A. J. Yee… in Skeletal Radiology (2020)

  7. No Access

    Article

    Enhanced Tribological, Electrochemical, and Biocompatibility Properties of Ti6Al4V Alloy Through Gas Nitriding and CN Coating Deposition

    The tribological properties, electrochemical corrosion resistance, and biocompatibility performance of Ti6Al4V alloy were improved through a duplex surface treatment process consisting of high-temperature gas ...

    W. H. Kao, Y. L. Su, C. Y. Chang in Journal of Materials Engineering and Performance (2018)

  8. No Access

    Article

    Dose reduction for fluoroscopically guided injections: phantom simulation and patient procedures

    To demonstrate fluoroscopy dose reduction through both simulated injections on a phantom and patient injections.

    C. Y. Chang, F. J. Simeone, M. C. DeLorenzo, W. E. Palmer… in Skeletal Radiology (2018)

  9. No Access

    Article

    Grain Boundary Penetration of Various Types of Ni Layer by Molten Metals

    The grain boundary penetration of three types of Ni layer, Ni foil, electroplated Ni, and electroless Ni, by molten Pb and 95Pb5Sn (wt.%) is investigated. The average grain sizes of Ni foil and electroplated N...

    S. Yang, C. Y. Chang, Z. X. Zhu, Y. F. Lin, C. R. Kao in Journal of Electronic Materials (2017)

  10. No Access

    Article

    Electrical instability of InGaZnO thin-film transistors with and without titanium sub-oxide layer under light illumination

    The electrical instability behaviors of amorphous indium-gallium-zinc oxide thin-film transistors with and without titanium sub-oxide passivation layer were investigated under light illumination in this study....

    Y. C. Chiu, Z. W. Zheng, C. H. Cheng, P. C. Chen, S. S. Yen, C. C. Fan… in Applied Physics A (2017)

  11. Article

    Open Access

    Compressive Sensing with Optical Chaos

    Compressive sensing (CS) is a technique to sample a sparse signal below the Nyquist-Shannon limit, yet still enabling its reconstruction. As such, CS permits an extremely parsimonious way to store and transmit...

    D. Rontani, D. Choi, C.-Y. Chang, A. Locquet, D. S. Citrin in Scientific Reports (2016)

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  12. Article

    Open Access

    Expression of CALR mutants causes mpl-dependent thrombocytosis in zebrafish

    CALR mutations are identified in about 30% of JAK2/MPL-unmutated myeloproliferative neoplasms (MPNs) including essential thrombocythemia (ET) and primary myelofibrosis. Although the molecular pathogenesis of CALR

    K-H Lim, Y-C Chang, Y-H Chiang, H-C Lin, C-Y Chang, C-S Lin… in Blood Cancer Journal (2016)

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  13. No Access

    Article

    The mortality and direct medical costs of osteoporotic fractures among postmenopausal women in Taiwan

    This study estimated the fracture-related mortality and direct medical costs among postmenopausal women in Taiwan by fracture types and age groups by utilizing a nationwide population-based database. Results d...

    C.-Y. Chang, C.-H. Tang, K.-C. Chen, K.-C. Huang, K.-C. Huang in Osteoporosis International (2016)

  14. No Access

    Chapter and Conference Paper

    Predictive Capability Assessment of the PANS- \(\zeta \) -f Model of Turbulence. Part I: Physical Rationale by Reference to Wall-Bounded Flows Including Separation

    The present work deals with validation of the PANS (Partially-Averaged Navier-Stokes) computational methodology coupled with the \(\zeta -f\) ...

    C.-Y. Chang, S. Jakirlic, B. Basara, C. Tropea in Progress in Hybrid RANS-LES Modelling (2015)

  15. No Access

    Chapter and Conference Paper

    Predictive Capability Assessment of the PANS- \(\zeta \) -f Model of Turbulence. Part II: Application to Swirling and Tumble/Mean-Compression Flows

    The present work is concerned with the application of the PANS- \(\zeta \) -f (Partially-Averaged Navier-Stokes) variable resolut...

    C. -Y. Chang, S. Jakirlic, B. Basara, C. Tropea in Progress in Hybrid RANS-LES Modelling (2015)

  16. No Access

    Article

    Capsular serotypes and multilocus sequence types of bacteremic Klebsiella pneumoniae isolates associated with different types of infections

    We investigated the epidemiology of different serotypes of Klebsiella pneumoniae isolates causing bacteremic liver abscess (LA) using multilocus sequence ty** (MLST). MLST and molecular ty** were performed fo...

    C. H. Liao, Y. T. Huang, C. Y. Chang… in European Journal of Clinical Microbiology … (2014)

  17. Article

    Open Access

    Accumulation of heavy metals in leaf vegetables from agricultural soils and associated potential health risks in the Pearl River Delta, South China

    This study investigated the extent of heavy metal accumulation in leaf vegetables and associated potential health risks in agricultural areas of the Pearl River Delta (PRD), South China. Total concentrations o...

    C. Y. Chang, H. Y. Yu, J. J. Chen, F. B. Li… in Environmental Monitoring and Assessment (2014)

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  18. No Access

    Article

    High performance IGZO/TiO2 thin film transistors using Y2O3 buffer layers on polycarbonate substrate

    In this work, we fabricate IGZO TFT devices on flexible substrate at room temperature. The IGZO/TiO2 TFT has small subthreshold swing of 0.16 V/dec, but suffers large gate leakage and negative threshold voltage. ...

    H. H. Hsu, C. Y. Chang, C. H. Cheng in Applied Physics A (2013)

  19. Article

    Open Access

    Activating oxidative phosphorylation by a pyruvate dehydrogenase kinase inhibitor overcomes sorafenib resistance of hepatocellular carcinoma

    Sorafenib is the only drug approved for the treatment of hepatocellular carcinoma (HCC). The bioenergetic propensity of cancer cells has been correlated to anticancer drug resistance, but such correlation is u...

    Y-C Shen, D-L Ou, C Hsu, K-L Lin, C-Y Chang, C-Y Lin, S-H Liu… in British Journal of Cancer (2013)

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  20. No Access

    Article

    The Effects of Device Dimension, Substrate Temperature, and Gate Metallization on the Reliability of AlGaN/GaN High Electron Mobility Transistors

    The effects of source field plates on AlGaN/GaN High Electron Mobility Transistor reliability under off-state stress conditions were investigated using step-stress cycling. The source field plate enhanced the ...

    F. Ren, S. J. Pearton, Lu Liu, T.-S. Kang, E. A. Douglas… in MRS Online Proceedings Library (2012)

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