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Proceedings Papers

An Extended Process-Zone Modeling Framework for Overload Crack Initiation in Zr-2.5Nb Pressure Tubes

Steven X. Xu, Douglas A. Scarth, David Cho

Proc. ASME. PVP2022, Volume 1: Codes and Standards, V001T01A034, July 17–22, 2022

Paper No: PVP2022-85158

DOI: https://doi.org/10.1115/PVP2022-85158

View Paper titled, An Extended Process-Zone Modeling Framework for Overload Crack Initiation in Zr-2.5Nb Pressure Tubes

Topics: Fracture (Materials), Modeling, Pressure, Stress, Zirconium

Proceedings Papers

A Review of Constraint Effects on Fracture Toughness for Structural Integrity Assessment in Fitness-for-Service Codes

Steven X. Xu, Kim Wallin

Proc. ASME. PVP2022, Volume 1: Codes and Standards, V001T01A004, July 17–22, 2022

Paper No: PVP2022-86188

DOI: https://doi.org/10.1115/PVP2022-86188

View Paper titled, A Review of Constraint Effects on Fracture Toughness for Structural Integrity Assessment in Fitness-for-Service Codes

Topics: Ductile-brittle transition, Fitness-for-service, Fracture toughness

Proceedings Papers

Discussion of Non-Equilibrium Heat Transfer in Biological Systems

Lisa X. Xu, Jing Liu

Proc. ASME. IMECE98, Advances in Heat and Mass Transfer in Biotechnology, 13-17, November 15–20, 1998

Paper No: IMECE1998-0788

DOI: https://doi.org/10.1115/IMECE1998-0788

View Paper titled, Discussion of Non-Equilibrium Heat Transfer in Biological Systems

Topics: Equilibrium (Physics), Heat transfer, Waves, Heat conduction, Porous materials, Heat, Pressure gradient, Water

Proceedings Papers

Temperature Distribution in Prostate During Transurethral Radio Frequency Thermotherapy Treatment of Benign Prostatic Hyperplasia

Liang Zhu, Zhengxin Mi, Lisa X. Xu

Proc. ASME. IMECE98, Advances in Heat and Mass Transfer in Biotechnology, 117-122, November 15–20, 1998

Paper No: IMECE1998-0806

DOI: https://doi.org/10.1115/IMECE1998-0806

View Paper titled, Temperature Distribution in Prostate During Transurethral Radio Frequency Thermotherapy Treatment of Benign Prostatic Hyperplasia

Topics: Absorption, Bioheat transfer, Biological tissues, Blood, Catheters, Electrodes, Heat, Heating, Patient treatment, Phantoms

Proceedings Papers

Preliminary Study of Vascular Endothelial Ca 2+ Response to Elevated Temperature

Aaron Schen, Baoguo Chen, Lisa X. Xu

Proc. ASME. IMECE2001, Advances in Heat and Mass Transfer in Biotechnology, 75-78, November 11–16, 2001

Paper No: IMECE2001/HTD-24424

DOI: https://doi.org/10.1115/IMECE2001/HTD-24424

View Paper titled, Preliminary Study of Vascular Endothelial Ca 2+ Response to Elevated Temperature

Topics: Temperature, Endothelial cells, Biological tissues, Blood flow, Dynamic response, Elevations (Drawings), Fluorescence, Imaging, Calibration, Cell membranes

Proceedings Papers

Measurement of Specific Heat of Biological Tissue Using IR Imaging and Spectroscopy

Joshua C. Abel, S. S. Krishnan, Lisa X. Xu, Jay P. Gore

Proc. ASME. IMECE2001, Advances in Heat and Mass Transfer in Biotechnology, 55-57, November 11–16, 2001

Paper No: IMECE2001/HTD-24421

DOI: https://doi.org/10.1115/IMECE2001/HTD-24421

View Paper titled, Measurement of Specific Heat of Biological Tissue Using IR Imaging and Spectroscopy

Topics: Biological tissues, Infrared imaging, Specific heat, Spectroscopy, Temperature, Calibration, Calorimetry, Design, Heat capacity, Infrared spectroscopy

Proceedings Papers

Measurement of the Optical Properties of Muscle Tissue In Vivo

P. L. Kopsombut, D. Willis, A. E. Schen, L. X. Xu, X. Xu

Proc. ASME. IMECE2000, Advances in Heat and Mass Transfer in Biotechnology, 5-7, November 5–10, 2000

Paper No: IMECE2000-2214

DOI: https://doi.org/10.1115/IMECE2000-2214

View Paper titled, Measurement of the Optical Properties of Muscle Tissue In Vivo

Topics: Biological tissues, Muscle, Lasers, Biomedicine, Blood, Electromagnetic scattering, Nitrogen, Radiation scattering, Scattering (Physics), Transport theory

Proceedings Papers

Theoretical and Experimental Studies of Local Tissue Temperature Oscillation Under Hyperthermic Conditions Using Preserved Pig Kidney

Cuiye Chen, Lisa X. Xu

Proc. ASME. IMECE2000, Advances in Heat and Mass Transfer in Biotechnology, 83-88, November 5–10, 2000

Paper No: IMECE2000-2226

DOI: https://doi.org/10.1115/IMECE2000-2226

View Paper titled, Theoretical and Experimental Studies of Local Tissue Temperature Oscillation Under Hyperthermic Conditions Using Preserved Pig Kidney

Topics: Biological tissues, Kidney, Oscillations, Temperature, Heating, Transients (Dynamics), Bioheat transfer, Blood, Heat, Heat transfer

Proceedings Papers

Thermal and Thermomechanical Phenomena During Ultrafast Laser Interaction With Tissue

Xinwei Wang, Xianfan Xu, Lisa X. Xu

Proc. ASME. IMECE2000, Advances in Heat and Mass Transfer in Biotechnology, 9-11, November 5–10, 2000

Paper No: IMECE2000-2215

DOI: https://doi.org/10.1115/IMECE2000-2215

View Paper titled, Thermal and Thermomechanical Phenomena During Ultrafast Laser Interaction With Tissue

Topics: Biological tissues, Lasers, Thermomechanics, Absorption, Laser ablation, Damage, Dielectric materials, Evaporation, High temperature, Irradiation (Radiation exposure)

Proceedings Papers

Preliminary Study of Vascular Endothelial Ca 2+ Response to Elevated Temperature

Aaron Schen, Lisa X. Xu

Proc. ASME. IMECE2000, Advances in Bioengineering, 5-6, November 5–10, 2000

Paper No: IMECE2000-2487

DOI: https://doi.org/10.1115/IMECE2000-2487

View Paper titled, Preliminary Study of Vascular Endothelial Ca 2+ Response to Elevated Temperature

Topics: Biological tissues, Endothelial cells, Flow (Dynamics), Muscle, Proteins, Temperature, Vessels

Journal Articles

Numerical Study of Bubble Cloud and Thermal Lesion Evolution During Acoustic Droplet Vaporization Enhanced HIFU Treatment

Ying Xin, Aili Zhang, Lisa X. Xu, J. Brian Fowlkes

J Biomech Eng. March 2022, 144(3): 031007.

Paper No: BIO-21-1216

DOI: https://doi.org/10.1115/1.4052374

Published Online: October 13, 2021

View Article titled, Numerical Study of Bubble Cloud and Thermal Lesion Evolution During Acoustic Droplet Vaporization Enhanced HIFU Treatment

Topics: Bubbles, Drops, Waves, Acoustics, Temperature, Ultrasound, Phantoms, Diffusion (Physics)

Proceedings Papers

Review of Technical Basis for ASME Code Section XI Appendix L

Deepak S. Somasundaram, Dilip Dedhia, Do Jun Shim, Gary L. Stevens, Steven X. Xu

Proc. ASME. PVP2020, Volume 1: Codes and Standards, V001T01A003, August 3, 2020

Paper No: PVP2020-21690

DOI: https://doi.org/10.1115/PVP2020-21690

View Paper titled, Review of Technical Basis for ASME Code Section XI Appendix L

Topics: ASME Standards, Fatigue, Fracture mechanics

Proceedings Papers

A Framework for Estimating Burst Test Fracture Toughness for Zr-2.5Nb Pressure Tubes Using Data From Small Specimen Tests

Steven X. Xu, Kim Wallin, David Cho

Proc. ASME. PVP2019, Volume 1: Codes and Standards, V001T01A038, July 14–19, 2019

Paper No: PVP2019-94064

DOI: https://doi.org/10.1115/PVP2019-94064

View Paper titled, A Framework for Estimating Burst Test Fracture Toughness for Zr-2.5Nb Pressure Tubes Using Data From Small Specimen Tests

Topics: Fracture toughness, Pressure, Zirconium

Proceedings Papers

Cycle-Wise Process-Zone Model for Prediction of Delayed Hydride Cracking Initiation Under Flaw-Tip Hydride Ratcheting Conditions

Steven X. Xu, Jun Cui, Douglas A. Scarth, David Cho

Proc. ASME. PVP2018, Volume 1A: Codes and Standards, V01AT01A042, July 15–20, 2018

Paper No: PVP2018-85116

DOI: https://doi.org/10.1115/PVP2018-85116

View Paper titled, Cycle-Wise Process-Zone Model for Prediction of Delayed Hydride Cracking Initiation Under Flaw-Tip Hydride Ratcheting Conditions

Topics: Cracking (Materials), Cycles, Fracture (Process), Heat, Fuels, Pressure, Stress, Bearings, Corrosion, Creep

Proceedings Papers

Investigation of Calculating Stress Intensity Factor at Surface Point and its Inclusion in Engineering Standards

Steven X. Xu, Greg Thorwald, Patrick Le Delliou, Russell C. Cipolla

Proc. ASME. PVP2018, Volume 1A: Codes and Standards, V01AT01A012, July 15–20, 2018

Paper No: PVP2018-85093

DOI: https://doi.org/10.1115/PVP2018-85093

View Paper titled, Investigation of Calculating Stress Intensity Factor at Surface Point and its Inclusion in Engineering Standards

Topics: Engineering standards, Stress, Cylinders, Fittings, Errors, Fracture mechanics

Journal Articles

Optimization and Uncertainty Analysis of a Diesel Engine Operating Point Using Computational Fluid Dynamics

Daniel M. Probst, Peter K. Senecal, Peter Z. Chien, Max X. Xu, Brian P. Leyde

J. Eng. Gas Turbines Power. October 2018, 140(10): 102806.

Paper No: GTP-17-1080

DOI: https://doi.org/10.1115/1.4040006

Published Online: June 25, 2018

View Article titled, Optimization and Uncertainty Analysis of a Diesel Engine Operating Point Using Computational Fluid Dynamics

Topics: Design, Optimization, Simulation, Nitrogen oxides, Computational fluid dynamics, Engines, Diesel engines

Proceedings Papers

Probabilistic Assessment of CANDU Reactor Core for Risk of Pressure Tube Failure due to Presence of In-Service Flaws

David Cho, Danny H. B. Mok, Steven X. Xu, Douglas A. Scarth

Proc. ASME. PVP2017, Volume 1B: Codes and Standards, V01BT01A008, July 16–20, 2017

Paper No: PVP2017-66101

DOI: https://doi.org/10.1115/PVP2017-66101

View Paper titled, Probabilistic Assessment of CANDU Reactor Core for Risk of Pressure Tube Failure due to Presence of In-Service Flaws

Topics: Failure, Pressure, Risk, Fracture (Materials), Bearings, Fuels, Zirconium, Corrosion, Erosion, In-service inspection

Proceedings Papers

Exploratory Analysis to Estimate Axial Fracture Toughness for Zr-2.5Nb Pressure Tubes Using Test Data From Small Curved Compact Specimens

Steven X. Xu, Kim Wallin

Proc. ASME. PVP2017, Volume 1A: Codes and Standards, V01AT01A060, July 16–20, 2017

Paper No: PVP2017-66116

DOI: https://doi.org/10.1115/PVP2017-66116

View Paper titled, Exploratory Analysis to Estimate Axial Fracture Toughness for Zr-2.5Nb Pressure Tubes Using Test Data From Small Curved Compact Specimens

Topics: Fracture toughness, Pressure, Zirconium, Fracture (Materials), Leak-before-break, Containment, Coolants, Electromagnetic scattering, Nuclear reactors, Testing

Journal Articles

Numerical Study of Bubble Area Evolution During Acoustic Droplet Vaporization-Enhanced HIFU Treatment

Ying Xin, Aili Zhang, Lisa X. Xu, J. Brian Fowlkes

J Biomech Eng. September 2017, 139(9): 091004.

Paper No: BIO-17-1137

DOI: https://doi.org/10.1115/1.4037150

Published Online: July 13, 2017

View Article titled, Numerical Study of Bubble Area Evolution During Acoustic Droplet Vaporization-Enhanced HIFU Treatment

Topics: Acoustics, Bubbles, Drops, Pressure

Journal Articles

Development of a Multimodal Colposcopy for Characterization of Cervical Intraepithelial Neoplasia

Wenqi Ren, Yingjie Qu, Jiaojiao Pei, Linlin Xiao, Shiwu Zhang, Shufang Chang, Ronald X. Xu

J. Med. Devices. September 2017, 11(3): 031005.

Paper No: MED-16-1270

DOI: https://doi.org/10.1115/1.4036335

Published Online: June 27, 2017

View Article titled, Development of a Multimodal Colposcopy for Characterization of Cervical Intraepithelial Neoplasia

Topics: Algorithms, Biological tissues, Fluorescence, Image segmentation, Imaging, Reflectance, Wavelength, Tumors, Simulation, Statistical analysis

Journal citation

NARROW

An Extended Process-Zone Modeling Framework for Overload Crack Initiation in Zr-2.5Nb Pressure Tubes

A Review of Constraint Effects on Fracture Toughness for Structural Integrity Assessment in Fitness-for-Service Codes

Discussion of Non-Equilibrium Heat Transfer in Biological Systems

Temperature Distribution in Prostate During Transurethral Radio Frequency Thermotherapy Treatment of Benign Prostatic Hyperplasia

Preliminary Study of Vascular Endothelial Ca 2+ Response to Elevated Temperature

Measurement of Specific Heat of Biological Tissue Using IR Imaging and Spectroscopy

Measurement of the Optical Properties of Muscle Tissue In Vivo

Theoretical and Experimental Studies of Local Tissue Temperature Oscillation Under Hyperthermic Conditions Using Preserved Pig Kidney

Thermal and Thermomechanical Phenomena During Ultrafast Laser Interaction With Tissue

Preliminary Study of Vascular Endothelial Ca 2+ Response to Elevated Temperature

Numerical Study of Bubble Cloud and Thermal Lesion Evolution During Acoustic Droplet Vaporization Enhanced HIFU Treatment

Review of Technical Basis for ASME Code Section XI Appendix L

A Framework for Estimating Burst Test Fracture Toughness for Zr-2.5Nb Pressure Tubes Using Data From Small Specimen Tests

Cycle-Wise Process-Zone Model for Prediction of Delayed Hydride Cracking Initiation Under Flaw-Tip Hydride Ratcheting Conditions

Investigation of Calculating Stress Intensity Factor at Surface Point and its Inclusion in Engineering Standards

Optimization and Uncertainty Analysis of a Diesel Engine Operating Point Using Computational Fluid Dynamics

Probabilistic Assessment of CANDU Reactor Core for Risk of Pressure Tube Failure due to Presence of In-Service Flaws

Exploratory Analysis to Estimate Axial Fracture Toughness for Zr-2.5Nb Pressure Tubes Using Test Data From Small Curved Compact Specimens

Numerical Study of Bubble Area Evolution During Acoustic Droplet Vaporization-Enhanced HIFU Treatment

Development of a Multimodal Colposcopy for Characterization of Cervical Intraepithelial Neoplasia

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