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John T. Roth
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Proceedings Papers

Monitoring End-Mill Wear and Predicting Tool Failure Using Accelerometers

John T. Roth, Sudhakar M. Pandit
Proc. ASME. IMECE98, Manufacturing Science and Engineering, 867-875, November 15–20, 1998
Publisher: American Society of Mechanical Engineers
Paper No: IMECE1998-1102
https://doi.org/10.1115/IMECE1998-1102
View Paper titled, Monitoring End-Mill Wear and Predicting Tool Failure Using Accelerometers
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Topics: Accelerometers, Failure, Wear, Cutting, Life testing, Milling
Proceedings Papers

Development of a Cutting Direction and Sensor Orientation Independent Monitoring Technique for End-Milling

John T. Roth, Sudhakar M. Pandit
Proc. ASME. IMECE99, Manufacturing Science and Engineering, 597-603, November 14–19, 1999
Publisher: American Society of Mechanical Engineers
Paper No: IMECE1999-0720
https://doi.org/10.1115/IMECE1999-0720
View Paper titled, Development of a Cutting Direction and Sensor Orientation Independent Monitoring Technique for End-Milling
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Topics: Cutting, Milling, Sensors, Failure, Accelerometers, Life testing, Signals
Proceedings Papers

Using the Eigenvalues of Multivariate Spectral Matrices to Monitor Equipment

John T. Roth
Proc. ASME. IMECE2001, Manufacturing Engineering, 49-55, November 11–16, 2001
Publisher: American Society of Mechanical Engineers
Paper No: IMECE2001/MED-23305
https://doi.org/10.1115/IMECE2001/MED-23305
View Paper titled, Using the Eigenvalues of Multivariate Spectral Matrices to Monitor Equipment
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Topics: Eigenvalues, Cutting, Sensors, Accelerometers, Cutting tools, Machining
Proceedings Papers

Utilization of Wavy Toolpath in Single-Point Incremental Forming

Tyler J. Grimm, Ihab Ragai, John T. Roth
Proc. ASME. IMECE2018, Volume 2: Advanced Manufacturing, V002T02A029, November 9–15, 2018
Publisher: American Society of Mechanical Engineers
Paper No: IMECE2018-86885
https://doi.org/10.1115/IMECE2018-86885
View Paper titled, Utilization of Wavy Toolpath in Single-Point Incremental Forming
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Topics: Computer numerical control machine tools, Geometry, Sheet materials, Tooling, Vibration, Waves
Journal Articles

Investigation of Heterogeneous Joule Heating as the Explanation for the Transient Electroplastic Stress Drop in Pulsed Tension of 7075-T6 Aluminum

Brandt J. Ruszkiewicz, Laine Mears, John T. Roth
Journal: Journal of Manufacturing Science and Engineering
Publisher: ASME
Article Type: Research-Article
J. Manuf. Sci. Eng. September 2018, 140(9): 091014.
Paper No: MANU-17-1553
https://doi.org/10.1115/1.4040349
Published Online: July 5, 2018
View Article titled, Investigation of Heterogeneous Joule Heating as the Explanation for the Transient Electroplastic Stress Drop in Pulsed Tension of 7075-T6 Aluminum
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Topics: Electrical resistivity, Electrons, Flow (Dynamics), Grain boundaries, Heating, Joules, Stress, Temperature, Transients (Dynamics), Aluminum
Proceedings Papers

Feasibility of Past Vertical Forming Utilizing Single Point Incremental Sheet Forming

Tyler J. Grimm, Ihab Ragai, John T. Roth
Proc. ASME. IMECE2017, Volume 2: Advanced Manufacturing, V002T02A063, November 3–9, 2017
Publisher: American Society of Mechanical Engineers
Paper No: IMECE2017-71069
https://doi.org/10.1115/IMECE2017-71069
View Paper titled, Feasibility of Past Vertical Forming Utilizing Single Point Incremental Sheet Forming
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Topics: Forming techniques, Rotation, Sheet materials, Tooling
Proceedings Papers

Effect of Electrical Current on Cold Work in Aluminum 2024

Derek Shaffer, Sean Sehman, Ihab Ragai, John T. Roth, Bin Wang
Proc. ASME. IMECE2017, Volume 14: Emerging Technologies; Materials: Genetics to Structures; Safety Engineering and Risk Analysis, V014T11A016, November 3–9, 2017
Publisher: American Society of Mechanical Engineers
Paper No: IMECE2017-71090
https://doi.org/10.1115/IMECE2017-71090
View Paper titled, Effect of Electrical Current on Cold Work in Aluminum 2024
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Topics: Aluminum, Electric current, Metals, Deformation, Heat treating (Metalworking), Residual stresses, Tensile strength, Current density, Gages, Heat
Journal Articles

A Review of Electrically-Assisted Manufacturing With Emphasis on Modeling and Understanding of the Electroplastic Effect

Brandt J. Ruszkiewicz, Tyler Grimm, Ihab Ragai, Laine Mears, John T. Roth
Journal: Journal of Manufacturing Science and Engineering
Publisher: ASME
Article Type: Research-Article
J. Manuf. Sci. Eng. November 2017, 139(11): 110801.
Paper No: MANU-17-1033
https://doi.org/10.1115/1.4036716
Published Online: September 13, 2017
View Article titled, A Review of Electrically-Assisted Manufacturing With Emphasis on Modeling and Understanding of the Electroplastic Effect
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Topics: Current density, Deformation, Electric current, Flow (Dynamics), Heating, Joules, Modeling, Stress, Temperature, Tension
Proceedings Papers

Analysis of Cryogenically Treated Sheet Nylon 6/6

Derek Shaffer, Cody Reinstadtler, John T. Roth, Ihab Ragai
Proc. ASME. MSEC2017, Volume 2: Additive Manufacturing; Materials, V002T03A023, June 4–8, 2017
Publisher: American Society of Mechanical Engineers
Paper No: MSEC2017-3039
https://doi.org/10.1115/MSEC2017-3039
View Paper titled, Analysis of Cryogenically Treated Sheet Nylon 6/6
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Topics: Nylon fabrics, Temperature, Polymers, Mechanical behavior, Testing, Cracking (Materials), Fracture (Process), Frequency response, Manufacturing, Materials properties
Proceedings Papers

The Effect of Multi-Point Electrical Paths on Global Springback Elimination in Single Point Incremental Forming

Jacklyn Niebauer, Derek Shaffer, Ihab Ragai, John T. Roth
Proc. ASME. MSEC2017, Volume 1: Processes, V001T02A062, June 4–8, 2017
Publisher: American Society of Mechanical Engineers
Paper No: MSEC2017-3036
https://doi.org/10.1115/MSEC2017-3036
View Paper titled, The Effect of Multi-Point Electrical Paths on Global Springback Elimination in Single Point Incremental Forming
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Topics: Aerospace industry, Current density, Deformation, Geometry, Manufacturing, Residual stresses, Sheet metal, Stress concentration, Testing
Proceedings Papers

The Effects of Polarity and Current Path in Electrically Assisted Single Point Incremental Forming of 2024-T3 Aluminum

Tyler J. Grimm, Ihab Ragai, John T. Roth
Proc. ASME. MSEC2017, Volume 1: Processes, V001T02A063, June 4–8, 2017
Publisher: American Society of Mechanical Engineers
Paper No: MSEC2017-3037
https://doi.org/10.1115/MSEC2017-3037
View Paper titled, The Effects of Polarity and Current Path in Electrically Assisted Single Point Incremental Forming of 2024-T3 Aluminum
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Topics: Aluminum, Electric current, Electrodes
Journal Articles

Forming Limit Differences in Hemispherical Dome and Biaxial Test During Equibiaxial Tension on Cruciform

Chetan P. Nikhare, Emmett Vorisek, John R. Nolan, John T. Roth
Journal: Journal of Engineering Materials and Technology
Publisher: ASME
Article Type: Research-Article
J. Eng. Mater. Technol. October 2017, 139(4): 041011.
Paper No: MATS-16-1365
https://doi.org/10.1115/1.4037020
Published Online: July 6, 2017
View Article titled, Forming Limit Differences in Hemispherical Dome and Biaxial Test During Equibiaxial Tension on Cruciform
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Topics: Domes (Structural elements), Tension, Forming limit diagrams, Machinery, Stress, Deformation
Proceedings Papers

Understanding the Differences in Hemispherical Dome and Biaxial Test During Equi-Biaxial Tension on Cruciform

Chetan P. Nikhare, Emmett Vorisek, John Nolan, John T. Roth
Proc. ASME. IMECE2016, Volume 2: Advanced Manufacturing, V002T02A056, November 11–17, 2016
Publisher: American Society of Mechanical Engineers
Paper No: IMECE2016-67117
https://doi.org/10.1115/IMECE2016-67117
View Paper titled, Understanding the Differences in Hemispherical Dome and Biaxial Test During Equi-Biaxial Tension on Cruciform
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Topics: Domes (Structural elements), Tension, Stress, Machinery, Testing, Construction equipment, Deformation, Diamonds, Diluents, Gages
Proceedings Papers

Effect of Applied Electricity on Springback During Bending and Flattening of 304/316 Stainless Steel, Titanium AMS-T-9046 and Magnesium AZ31B

Jacklyn Niebauer, Tyler Grimm, Derek Shaffer, Ian Sweeney, Ihab Ragai, John T. Roth
Proc. ASME. MSEC2016, Volume 1: Processing, V001T02A021, June 27–July 1, 2016
Publisher: American Society of Mechanical Engineers
Paper No: MSEC2016-8810
https://doi.org/10.1115/MSEC2016-8810
View Paper titled, Effect of Applied Electricity on Springback During Bending and Flattening of 304/316 Stainless Steel, Titanium AMS-T-9046 and Magnesium AZ31B
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Topics: Magnesium (Metal), Stainless steel, Titanium, Testing, Current density, Electric current, Machinery, Manufacturing, Metals, Residual stresses
Proceedings Papers

Springback Induced in Single Point Incrementally Formed 2024-T3 Aluminum of Various Thicknesses

Trey C. Neveux, John T. Roth, Ihab Ragai
Proc. ASME. MSEC2016, Volume 1: Processing, V001T02A065, June 27–July 1, 2016
Publisher: American Society of Mechanical Engineers
Paper No: MSEC2016-8805
https://doi.org/10.1115/MSEC2016-8805
View Paper titled, Springback Induced in Single Point Incrementally Formed 2024-T3 Aluminum of Various Thicknesses
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Topics: Aluminum, Cycles, Deformation, Geometry, Design, Diluents, Engineers, Residual stresses, Sheet metal
Proceedings Papers

Electrically Assisted Global Springback Elimination in AMS-T-9046 Titanium After Single Point Incremental Forming

Tyler J. Grimm, John T. Roth, Ihab Ragai
Proc. ASME. MSEC2016, Volume 1: Processing, V001T02A066, June 27–July 1, 2016
Publisher: American Society of Mechanical Engineers
Paper No: MSEC2016-8811
https://doi.org/10.1115/MSEC2016-8811
View Paper titled, Electrically Assisted Global Springback Elimination in AMS-T-9046 Titanium After Single Point Incremental Forming
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Topics: Corners (Structural elements), Electric current, Finishes, Finite element analysis, Manufacturing industry, Sheet metal, Sheet metal work, Stress, Titanium
Proceedings Papers

Electrically Assisted Global Springback Elimination After Single Point Incremental Forming

Trey Neveux, Brandt J. Ruszkiewicz, Tyler Grimm, John T. Roth, Ihab Ragai
Proc. ASME. MSEC2016, Volume 1: Processing, V001T02A067, June 27–July 1, 2016
Publisher: American Society of Mechanical Engineers
Paper No: MSEC2016-8813
https://doi.org/10.1115/MSEC2016-8813
View Paper titled, Electrically Assisted Global Springback Elimination After Single Point Incremental Forming
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Topics: Aerospace industry, Electric current, Milling, Residual stresses, Sheet metal, Stress, Testing
Proceedings Papers

Investigation of Acoustic Signals During W1 Tool Steel Quenching

Chetan P. Nikhare, Ihab Ragai, David Loker, Shannon Sweeney, Chris Conklin, John T. Roth
Proc. ASME. MSEC2015, Volume 2: Materials; Biomanufacturing; Properties, Applications and Systems; Sustainable Manufacturing, V002T01A004, June 8–12, 2015
Publisher: American Society of Mechanical Engineers
Paper No: MSEC2015-9412
https://doi.org/10.1115/MSEC2015-9412
View Paper titled, Investigation of Acoustic Signals During W1 Tool Steel Quenching
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Topics: Acoustics, Quenching (Metalworking), Signals, Tool steel, Heat treating (Metalworking), Metals, Temperature, Cooling, Water, Acoustic emissions
Proceedings Papers

Direct Electric Current Spot Treatment’s Effect on Springback of 90 Degree Bent 2024-T3 Aluminum

Brandt J. Ruszkiewicz, Christopher Scriva, Zachary C. Reese, Chetan P. Nikhare, John T. Roth, Ihab Ragai
Proc. ASME. MSEC2015, Volume 1: Processing, V001T02A109, June 8–12, 2015
Publisher: American Society of Mechanical Engineers
Paper No: MSEC2015-9433
https://doi.org/10.1115/MSEC2015-9433
View Paper titled, Direct Electric Current Spot Treatment’s Effect on Springback of 90 Degree Bent 2024-T3 Aluminum
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Topics: Aluminum, Electric current, Current density, Machinery, Flow (Dynamics), Forming limit diagrams, Fracture (Materials), Fracture (Process), Metal stamping, Metals
Proceedings Papers

Locally Applied Direct Electric Current’s Effect on Springback of 2024-T3 Aluminum After Single Point Incremental Forming

Brandt J. Ruszkiewicz, John T. Roth, David H. Johnson
Proc. ASME. MSEC2015, Volume 1: Processing, V001T02A010, June 8–12, 2015
Publisher: American Society of Mechanical Engineers
Paper No: MSEC2015-9429
https://doi.org/10.1115/MSEC2015-9429
View Paper titled, Locally Applied Direct Electric Current’s Effect on Springback of 2024-T3 Aluminum After Single Point Incremental Forming
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Topics: Aluminum, Electric current, Residual stresses, Shapes, Computer numerical control machine tools, Finite element analysis, Geometry, Machinery, Sheet metal work, Stress