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Journal Articles

Hierarchical Surface Textures for Improved Coating Durability Using Double-Sided Incremental Forming

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Accepted Manuscript
Putong Kang, Shengke Huang, Leyun Feng, Kornel Ehmann, Jian Cao
Journal: Journal of Manufacturing Science and Engineering
Publisher: ASME
Article Type: Research Papers
J. Manuf. Sci. Eng.
Paper No: MANU-24-1840
https://doi.org/10.1115/1.4068592
Published Online: May 5, 2025
View Articletitled, Hierarchical Surface Textures for Improved Coating Durability Using Double-Sided Incremental Forming
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Topics: Coatings, Durability, Surface texture, Spin (Aerodynamics), Spinning (Textile), Texture (Materials), Advanced materials, Capillarity, Friction, Hydrophobicity
Proceedings Papers

Digital Fringe Projection for Interlayer Print Defect Characterization in Directed Energy Deposition

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Guanzhong Hu, Rujing Zha, Yaoke Wang, Jian Cao, Ping Guo
Proc. ASME. ISFA2024, 2024 International Symposium on Flexible Automation, V001T01A002, July 21–24, 2024
Publisher: American Society of Mechanical Engineers
Paper No: ISFA2024-141314
https://doi.org/10.1115/ISFA2024-141314
View Paper titled, Digital Fringe Projection for Interlayer Print Defect Characterization in Directed Energy Deposition
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Topics: Additive manufacturing, Engines, Fluctuations (Physics), Imaging, Lasers, Machinery, Manufacturing, Motors, Process monitoring, Surface topography
Proceedings Papers

Manufacturing Novel Textile Wearables Through Kirigami-Inspired Computerized Embroidery Stitching

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Marisa Bisram, Yunyun Wu, Kevin Chen, Jian Cao
Proc. ASME. MSEC2024, Volume 1: Additive Manufacturing; Advanced Materials Manufacturing; Biomanufacturing; Life Cycle Engineering, V001T02A014, June 17–21, 2024
Publisher: American Society of Mechanical Engineers
Paper No: MSEC2024-131632
https://doi.org/10.1115/MSEC2024-131632
View Paper titled, Manufacturing Novel Textile Wearables Through Kirigami-Inspired Computerized Embroidery Stitching
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Topics: Composite materials, Manufacturing, Sustainability, Textiles, Wearable devices
Journal Articles

Multiphysics Analysis and Verification of Jet Flight in Electrohydrodynamic Printing for Near-Field Electrospinning Applications

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Sanjana Subramaniam, Jian Cao, Kornel Ehmann
Journal: Journal of Micro and Nano-Manufacturing
Publisher: ASME
Article Type: Research-Article
J. Micro Nano-Manuf. September 2023, 11(3): 031003.
Paper No: JMNM-23-1064
https://doi.org/10.1115/1.4065874
Published Online: July 30, 2024
View Articletitled, Multiphysics Analysis and Verification of Jet Flight in Electrohydrodynamic Printing for Near-Field Electrospinning Applications
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Topics: Computer simulation, Electric fields, Electrohydrodynamics, Electrospinning, Flight, Fluids, Nozzles, Printing, Pressure, Deformation
Journal Articles

Multi-Pass Laser Polishing of As-Built Directed Energy Deposition Surfaces

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Arpan Patel, Samantha Webster, Jian Cao, Kornel Ehmann
Journal: Journal of Manufacturing Science and Engineering
Publisher: ASME
Article Type: Research Papers
J. Manuf. Sci. Eng. July 2024, 146(7): 071002.
Paper No: MANU-23-1283
https://doi.org/10.1115/1.4065361
Published Online: May 9, 2024
View Articletitled, Multi-Pass Laser Polishing of As-Built Directed Energy Deposition Surfaces
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Topics: Laser micro polishing, Lasers, Microhardness, Polishing, Surface roughness, Particulate matter, Heat, Laser beams
Journal Articles

A Novel Design Method for the Knee Joint of the Exoskeleton Based on the Modular Wearable Sensor

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Jian Cao, Chang Wang, Jianhua Zhang, Kexiang Li, Jianjun Zhang
Journal: Journal of Medical Devices
Publisher: ASME
Article Type: Research-Article
J. Med. Devices. December 2023, 17(4): 041002.
Paper No: MED-23-1056
https://doi.org/10.1115/1.4063672
Published Online: October 26, 2023
View Articletitled, A Novel Design Method for the Knee Joint of the Exoskeleton Based on the Modular Wearable Sensor
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Topics: Design, Exoskeleton devices, Knee, Trajectories (Physics)
Journal Articles

Effects of Laser-Powder Alignment on Clad Dimension and Melt Pool Temperature in Directed Energy Deposition

Free
Jihoon Jeong, Samantha Webster, Rujing Zha, Jon-Erik Mogonye, Kornel Ehmann, Jian Cao
Journal: Journal of Manufacturing Science and Engineering
Publisher: ASME
Article Type: Research Papers
J. Manuf. Sci. Eng. January 2024, 146(1): 011007.
Paper No: MANU-23-1301
https://doi.org/10.1115/1.4063390
Published Online: October 17, 2023
View Articletitled, Effects of Laser-Powder Alignment on Clad Dimension and Melt Pool Temperature in Directed Energy Deposition
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Topics: Dimensions, Flow (Dynamics), Lasers, Temperature, Laser beams
Proceedings Papers

Toolmarks-Driven Surface Texture for Coating Attachment With Drag Reduction and Anti-Biofouling Performance

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Putong Kang, Shengke Huang, Brandon Beckle, Edwin Saavedra Cifuentes, Leyun Feng, Kyoo-Chul Park, Kornel Ehmann, Jian Cao
Proc. ASME. MSEC2023, Volume 2: Manufacturing Equipment and Automation; Manufacturing Processes; Manufacturing Systems; Nano/Micro/Meso Manufacturing; Quality and Reliability, V002T06A023, June 12–16, 2023
Publisher: American Society of Mechanical Engineers
Paper No: MSEC2023-104899
https://doi.org/10.1115/MSEC2023-104899
View Paper titled, Toolmarks-Driven Surface Texture for Coating Attachment With Drag Reduction and Anti-Biofouling Performance
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Topics: Biofouling, Coating processes, Coatings, Drag reduction, Manufacturing, Surface texture
Journal Articles

A Novel Heat-Assisted Three-Roll Incremental Rolling System for Flexible Rolling

Free
Zilin Jiang, Qiang Zeng, Osman Anderoglu, Stuart Maloy, Kornel F. Ehmann, Jian Cao
Journal: Journal of Manufacturing Science and Engineering
Publisher: ASME
Article Type: Research Papers
J. Manuf. Sci. Eng. January 2023, 145(1): 011013.
Paper No: MANU-22-1315
https://doi.org/10.1115/1.4056231
Published Online: December 1, 2022
View Articletitled, A Novel Heat-Assisted Three-Roll Incremental Rolling System for Flexible Rolling
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Topics: Design, Electromagnetic induction, Heat, Heating, Machinery, Simulation, Simulation models, Rods, Carbon steel, Finite element analysis
Journal Articles

Toolpath Planning for Manufacturing of Complex Parts Through Incremental Sheet Forming

Open Access
Zilin Jiang, Shuheng Liao, Alexander H. Slocum, Dohyun Leem, Kornel F. Ehmann, Jian Cao
Journal: ASME Open Journal of Engineering
Publisher: ASME
Article Type: Research Papers
ASME Open J. Engineering. January 2022, 1: 011005.
Paper No: AOJE-21-1074
https://doi.org/10.1115/1.4053751
Published Online: February 25, 2022
View Articletitled, Toolpath Planning for Manufacturing of Complex Parts Through Incremental Sheet Forming
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Topics: Design, Ducts, Geometry, Manufacturing, Toolpaths
Proceedings Papers

Prediction of Springback in Straight Flanging Operation

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Jian Cao, Zhihong Liu, Wing Kam Liu
Proc. ASME. IMECE99, Manufacturing Science and Engineering, 921-928, November 14–19, 1999
Publisher: American Society of Mechanical Engineers
Paper No: IMECE1999-0757
https://doi.org/10.1115/IMECE1999-0757
View Paper titled, Prediction of Springback in Straight Flanging Operation
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Topics: Blanks, Deformation, Finite element methods, Flanges, Shapes
Proceedings Papers

Enhancement of Coil Stiffness Using a Cardboard Core

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Shunping Li, Jian Cao
Proc. ASME. IMECE2001, Manufacturing Engineering, 263-270, November 11–16, 2001
Publisher: American Society of Mechanical Engineers
Paper No: IMECE2001/MED-23329
https://doi.org/10.1115/IMECE2001/MED-23329
View Paper titled, Enhancement of Coil Stiffness Using a Cardboard Core
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Topics: Paperboard, Stiffness, Deformation, Analytical methods, Materials handling, Sheet materials, Winding (process)
Proceedings Papers

Wrinkling Limit in Tube Bending

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Xi Wang, Jian Cao
Proc. ASME. IMECE2000, Manufacturing Engineering, 729-735, November 5–10, 2000
Publisher: American Society of Mechanical Engineers
Paper No: IMECE2000-1876
https://doi.org/10.1115/IMECE2000-1876
View Paper titled, Wrinkling Limit in Tube Bending
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Topics: Tube bending, Tooling, Aerospace industry, Automobiles, Deformation, Design, Geometry, Materials properties
Proceedings Papers

Effective Models for Prediction of Springback in Flanging

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Nan Song, Dong Qian, Jian Cao, Wing Kam Liu, Vikram Viswanathan, Shaofan Li
Proc. ASME. IMECE2000, Manufacturing Engineering, 571-578, November 5–10, 2000
Publisher: American Society of Mechanical Engineers
Paper No: IMECE2000-1855
https://doi.org/10.1115/IMECE2000-1855
View Paper titled, Effective Models for Prediction of Springback in Flanging
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Topics: Computer simulation, Finite element methods, Hardening, Kinematics, Materials properties, Meshfree methods, Numerical analysis, Reliability, Solid models
Journal Articles

Simulation of Ultrashort Laser Pulse Absorption at the Water–Metal Interface in Laser-Induced Plasma Micromachining

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Jiaxi Xie, Kornel Ehmann, Jian Cao
Journal: Journal of Micro and Nano-Manufacturing
Publisher: ASME
Article Type: Research-Article
J. Micro Nano-Manuf. December 2020, 8(4): 041009.
Paper No: JMNM-20-1028
https://doi.org/10.1115/1.4049360
Published Online: January 22, 2021
View Articletitled, Simulation of Ultrashort Laser Pulse Absorption at the Water–Metal Interface in Laser-Induced Plasma Micromachining
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Topics: Absorption, Electrons, Ionization, Lasers, Metals, Plasmas (Ionized gases), Simulation, Water, Micromachining, Aluminum
Proceedings Papers

Generation of Surfaces With Isotropic and Anisotropic Wetting Properties by Curved Water Jet Guided Laser Micro-Machining

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Yi Shi, Jian Cao, Kornel F. Ehmann
Proc. ASME. MSEC2020, Volume 2: Manufacturing Processes; Manufacturing Systems; Nano/Micro/Meso Manufacturing; Quality and Reliability, V002T08A003, September 3, 2020
Publisher: American Society of Mechanical Engineers
Paper No: MSEC2020-8230
https://doi.org/10.1115/MSEC2020-8230
View Paper titled, Generation of Surfaces With Isotropic and Anisotropic Wetting Properties by Curved Water Jet Guided Laser Micro-Machining
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Topics: Anisotropy, Lasers, Micromachining, Water, Wetting
Proceedings Papers

Model and Simulation of Laser Pulse Absorption in Laser-Induced Plasma Micro-Machining (LIPMM)

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Jiaxi Xie, Kornel Ehmann, Jian Cao
Proc. ASME. MSEC2020, Volume 2: Manufacturing Processes; Manufacturing Systems; Nano/Micro/Meso Manufacturing; Quality and Reliability, V002T08A004, September 3, 2020
Publisher: American Society of Mechanical Engineers
Paper No: MSEC2020-8242
https://doi.org/10.1115/MSEC2020-8242
View Paper titled, Model and Simulation of Laser Pulse Absorption in Laser-Induced Plasma Micro-Machining (LIPMM)
Open the PDF for Model and Simulation of Laser Pulse Absorption in Laser-Induced Plasma Micro-Machining (LIPMM) in another window
Topics: Absorption, Finite difference time-domain analysis, Lasers, Micromachining, Plasmas (Ionized gases), Simulation
Journal Articles

Generation of Surfaces With Isotropic and Anisotropic Wetting Properties by Curved Water Jet-Guided Laser Micromachining

Free
Yi Shi, Jian Cao, Kornel F. Ehmann
Journal: Journal of Micro and Nano-Manufacturing
Publisher: ASME
Article Type: Research-Article
J. Micro Nano-Manuf. December 2020, 8(4): 041001.
Paper No: JMNM-20-1026
https://doi.org/10.1115/1.4049358
Published Online: January 13, 2021
View Articletitled, Generation of Surfaces With Isotropic and Anisotropic Wetting Properties by Curved Water Jet-Guided Laser Micromachining
Open the PDF for Generation of Surfaces With Isotropic and Anisotropic Wetting Properties by Curved Water Jet-Guided Laser Micromachining in another window
Topics: Anisotropy, Lasers, Micromachining, Water, Wetting, Signals, Dielectrophoresis
Journal Articles

Opportunities and Challenges in Metal Forming for Lightweighting: Review and Future Work

Free
Jian Cao, Mihaela Banu
Journal: Journal of Manufacturing Science and Engineering
Publisher: ASME
Article Type: Review Articles
J. Manuf. Sci. Eng. November 2020, 142(11): 110813.
Paper No: MANU-20-1095
https://doi.org/10.1115/1.4047732
Published Online: September 28, 2020
View Articletitled, Opportunities and Challenges in Metal Forming for Lightweighting: Review and Future Work
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Topics: Design, Innovation, Manufacturing, Metalworking, Simulation, Stress, Steel, Aluminum
Proceedings Papers

Kinematic Calibration and Data-Based Error Compensation of a Parallel Robot-Based Incremental Sheet Forming Machine

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Shuheng Liao, Kornel Ehmann, Jian Cao
Proc. ASME. ISFA2020, 2020 International Symposium on Flexible Automation, V001T06A003, July 8–9, 2020
Publisher: American Society of Mechanical Engineers
Paper No: ISFA2020-9622
https://doi.org/10.1115/ISFA2020-9622
View Paper titled, Kinematic Calibration and Data-Based Error Compensation of a Parallel Robot-Based Incremental Sheet Forming Machine
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Topics: Calibration, Error compensation, Forming equipment (Packaging), Kinematics, Robots, Machinery, End effectors, Errors, Artificial neural networks, Feedback