Chun‐Yi Wu

ORCID: 0000-0003-1983-0859
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About
Contact & Profiles
Research Areas
  • Particle Accelerators and Free-Electron Lasers
  • Landslides and related hazards
  • Particle accelerators and beam dynamics
  • Flood Risk Assessment and Management
  • Particle Detector Development and Performance
  • Advanced X-ray Imaging Techniques
  • Tree Root and Stability Studies
  • Superconducting Materials and Applications
  • Cryospheric studies and observations
  • Climate variability and models
  • Photonic and Optical Devices
  • Photocathodes and Microchannel Plates
  • Hydrology and Watershed Management Studies
  • Tropical and Extratropical Cyclones Research
  • Hydrology and Sediment Transport Processes
  • Soil erosion and sediment transport
  • Fire effects on ecosystems
  • Geotechnical Engineering and Analysis
  • Radio Frequency Integrated Circuit Design
  • Precipitation Measurement and Analysis
  • Atomic and Subatomic Physics Research
  • Electromagnetic Simulation and Numerical Methods
  • Advanced Frequency and Time Standards
  • Advancements in PLL and VCO Technologies
  • Land Use and Ecosystem Services

National Chung Hsing University
2013-2025

Pearl River Hydraulic Research Institute
2023-2024

Ministry of Water Resources of the People's Republic of China
2023-2024

National Synchrotron Radiation Research Center
2011-2024

Southern University of Science and Technology
2023

Jinan University
2023

ShenZhen People’s Hospital
2023

Michigan United
2019

University of Michigan
2019

Industrial Technology Research Institute
2009-2017

10.1016/j.aca.2022.339733 article EN Analytica Chimica Acta 2022-03-17

The prediction and advanced warning of landslide hazards in large-scale areas must deal with a large amount uncertainty, therefore growing number studies are using stochastic models to analyze the probability occurrences. In this study, we used modified Thiessen’s polygon method divide research area into several rain gauge control areas, divided slope units reflecting topographic characteristics enhance spatial resolution model. We 2000–2015 long-term inventory, daily rainfall, effective...

10.3390/w12040937 article EN Water 2020-03-26

Vessel co-option is responsible for tumor resistance to antiangiogenic therapies (AATs) in patients with colorectal cancer liver metastasis (CRCLM). However, the mechanisms underlying vessel remain largely unknown. Herein, we investigated roles of a novel lncRNA SYTL5-OT4 and Alanine-Serine-Cysteine Transporter 2 (ASCT2) co-option-mediated AAT resistance.SYTL5-OT4 was identified by RNA-sequencing verified RT-qPCR RNA fluorescence situ hybridization assays. The effects ASCT2 on cells were...

10.1016/j.drup.2023.100975 article EN cc-by-nc-nd Drug Resistance Updates 2023-05-15

Alterations in reference evapotranspiration (ET0) and precipitation (PP) resulting from global warming substantially affect water resources agriculture. This study analyzed trends ET0, PP, key climate variables—including air temperature (T), vapor pressure deficit (VPD), wind speed, solar radiation (Rs)—across Taiwan 1995 to 2022. Trends were assessed using the modified Mann–Kendall test multivariate Man–Kendall at both station-wise multi-station scales. Results indicated that ET0 was...

10.3390/agriculture15070766 article EN cc-by Agriculture 2025-04-02

Four-dimensional printing (4DP) technologies can extend the functionality and applicability of manufactured analytical devices through employing stimuli-responsive materials. In this study, we used a photocurable resin shape-memory polymers digital light processing three-dimensional (3DP) to fabricate smart sample pretreatment device featuring solid-phase extraction (SPE) column temperature-controlled flow-actuated valve. Through manipulation temperatures flow rates sample, eluent, rinsing...

10.1021/acs.analchem.1c01703 article EN Analytical Chemistry 2021-07-09

In the background of global climate change and rapid urbanization, extreme events are frequent, highly urbanized areas flooding problems becoming increasingly prominent. It becomes important to develop qualitative scenario storylines assess future risk in a changing environment over areas. this study, (2030–2050) flood Pearl River Delta (PRD) region China was assessed based on MaxEnt model. We have developed four scenarios under different emission conditions representative concentration...

10.3389/feart.2022.1053829 article EN cc-by Frontiers in Earth Science 2023-01-12

<para xmlns:mml="http://www.w3.org/1998/Math/MathML" xmlns:xlink="http://www.w3.org/1999/xlink"> A 5.6 GHz balanced voltage-controlled oscillator (VCO) is designed and implemented in a 0.18 <formula formulatype="inline"><tex Notation="TeX">$\mu$</tex> </formula>m CMOS 1P6M process. It consists of two single-ended complementary Colpitts LC-tank VCOs coupled by pairs varactors. At the supply voltage 1.2 V, output phase noise VCO formulatype="inline"> <tex...

10.1109/lmwc.2009.2015507 article EN IEEE Microwave and Wireless Components Letters 2009-03-24

This paper gives a complete evaluation of new wearable microwave sensor module for pulse measurements. Three substantial contributions are reported. First, frequency-multiplexed array was developed using complementary split-ring resonators. Cylindrical bracelets can spatially resolve the positional changes wrist relative to location sensors on bracelets. Second, proposed method requires only transmission coefficient magnitude (decibels) response at same frequency. The does not need track...

10.1109/tmtt.2017.2684118 article EN IEEE Transactions on Microwave Theory and Techniques 2017-04-03

A resource-efficient key management protocol is essential for security-sensitive applications in wireless sensor networks (WSN). Moreover, the dynamic pair-wise and group protocols are also important long-lived mobile WSN. In this paper, a two-layered (TDKM) approach cluster-based WSN (CWSN) proposed. Both distributed three rounds material exchange without encryption/decryption exponentiation operations TDKM. theoretical analysis, TDKM compared with other to show its efficiency. Finally,...

10.1109/wcnc.2007.757 article EN IEEE Wireless Communications and Networking Conference 2007-01-01

Abstract. A risk reduction program was developed after debris-flow disaster analysis is conducted using mitigation structures, evacuation measures and community restrained expansion strategy. The assessment method delineates hazard zones analyzes vulnerability the resilient capacity of an affected area, allowing prediction losses properties lives, corresponding risk. It can also be used to evaluate performance a program. proposed applied Songhe as case study assess programs consisting Total...

10.5194/nhess-10-1591-2010 article EN cc-by Natural hazards and earth system sciences 2010-07-16

Abstract. Landslide spatial, temporal, and size probabilities were used to perform a landslide hazard assessment in this study. Eleven intrinsic geomorphological, two extrinsic rainfall factors evaluated as susceptibility related they the success rate curves, ratio plots, frequency distributions of non-landslide groups, well probability–probability plots. Data on landslides caused by Typhoon Aere Shihmen watershed selected train model. The area probability, based power law relationship...

10.5194/nhess-13-2353-2013 article EN cc-by Natural hazards and earth system sciences 2013-09-25

Abstract A lack of crop disaster datasets has limited the exploration influence small-scale disasters on crops. Because are often defined basis human impact, databases may underestimate effect production. Additionally, resolution such is insufficient for evaluating effects small areas. In this study, and daily weather covering period from 2003 to 2022 in Taiwan were developed. Total 9,245 damage records 233 observations mined Report Crop Production Loss Caused by Disasters Taiwan. Daily data...

10.1038/s41597-024-03053-1 article EN cc-by Scientific Data 2024-02-14

Abstract Due to structural effects, mechanically buckled tubes may exhibit negative stiffness (NS). The NS composites, formed by embedding the and positive‐stiffness (PS) phases, have been shown exceptional enhancements in their effective viscoelastic damping. Through molecular dynamics simulation with first‐generation Tersoff–Brenner interatomic potential, we studied composite system of (5,5) carbon nanotube (CNT), provider, being compressed laterally a fullerene (C x ) for = 20, 60, 100,...

10.1002/pssb.201083976 article EN physica status solidi (b) 2010-09-17

In this paper, DDoS attack traceback and mitigation system (DATMS) is proposed to trace the sources based on network performance monitoring. By monitoring packet loss rate arrival rate, routers can be traced as near victim flows, called approximate entry nodes (AENs), sources. DATMS adopts on-line analysis instead of post-mortem reduce time. addition, filter controller which adapts queue length mitigate attacks. Since it extremely difficult distinguish flows core routers, very simple has...

10.1109/icact.2008.4494041 article EN International Conference on Advanced Communication Technology 2008-02-01

The N-Ohkawa landslide, and the southern section of Ohkawa occurred during snow-melt seasons 1999 2006, respectively, in Shirakami Mountains, Japan. This paper examines response trees Mountains to landslides, also investigates spatio-temporal occurrence patterns landslide events area. Dendrogeomorphological analysis was used identify growth suppression increase (GD) markers tilted deciduous broadleaved reveal timing establishment shade-intolerant tree species. Analysis GD detected tree-ring...

10.3390/w13091185 article EN Water 2021-04-25

An insertion device (ID) is a crucial component in third-generation synchrotron light source, which produces highly brilliant, forward-directed, and quasi-monochromatic radiation over broad energy range. The Taiwan Photon Source (TPS) project involves building another source with increased electron energy. In phase I of TPS, seven in-vacuum undulators magnetic period 22 mm (IU22) were installed; commissioning process. control system for IU22 based on an EPICS framework. main components...

10.1109/tasc.2016.2521701 article EN IEEE Transactions on Applied Superconductivity 2016-01-26
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