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Journal Articles

Chip Level Thermal Performance Measurements in Two-Phase Immersion Cooling

Jimil M. Shah, Thomas Crandall, Phillip E. Tuma
Journal: Journal of Electronic Packaging
Article Type: Research-Article
J. Electron. Packag. December 2023, 145(4): 041101.
Paper No: EP-22-1089
https://doi.org/10.1115/1.4062403
Published Online: May 15, 2023
View Article titled, Chip Level Thermal Performance Measurements in Two-Phase Immersion Cooling
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Topics: Boilers, Boiling, Bose-Einstein condensates, Cooling, Fluids, Junctions, Slug flows, Temperature, Thermal resistance, Vehicles
Journal Articles

A Time Frequency Domain Based Approach for Ball Grid Array Solder Joint Fatigue Analysis Using Global Local Modeling Technique

Sushil Doranga, Dongji Xie, Jeffrey Lee, Andy Zhang, Xue Shi, Valeriy Khaldarov
Journal: Journal of Electronic Packaging
Article Type: Research-Article
J. Electron. Packag. September 2023, 145(3): 031007.
Paper No: EP-22-1070
https://doi.org/10.1115/1.4056886
Published Online: March 7, 2023
View Article titled, A Time Frequency Domain Based Approach for Ball Grid Array Solder Joint Fatigue Analysis Using Global Local Modeling Technique
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Topics: Excitation, Fatigue life, Fatigue testing, Finite element analysis, Finite element model, Modeling, Resonance, Simulation, Solder joints, Stress
Journal Articles

Module-Level Thermal Interface Material Degradation in HALT

Joshua Tompkins, Alicia Medina Garcia, David Huitink, Haitao Liao
Journal: Journal of Electronic Packaging
Article Type: Research-Article
J. Electron. Packag. March 2023, 145(1): 011106.
Paper No: EP-22-1021
https://doi.org/10.1115/1.4056030
Published Online: November 23, 2022
View Article titled, Module-Level Thermal Interface Material Degradation in HALT
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Topics: Cycles, Life testing, Stress, Temperature, Testing, Thermal resistance, Vibration, Electronics, Reliability, Heating
Includes: Supplementary data
Journal Articles

Accelerated Solder Interconnect Testing Under Electromigratory and Mechanical Strain Conditions

Mahsa Montazeri, Whit M. Vinson, David R. Huitink
Journal: Journal of Electronic Packaging
Article Type: Research-Article
J. Electron. Packag. June 2023, 145(2): 021002.
Paper No: EP-22-1037
https://doi.org/10.1115/1.4055024
Published Online: August 8, 2022
View Article titled, Accelerated Solder Interconnect Testing Under Electromigratory and Mechanical Strain Conditions
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Topics: Electrodiffusion, Failure, Solder joints, Solders, Stress, Temperature, Tension, Testing, Current density, Tin
Journal Articles

Viscoelastic Influence on the Board Level Assessment of Wafer Level Packages Under Drop Impact and Under Thermal Cycling

Abel Misrak, Rabin Bhandari, Dereje Agonafer
Journal: Journal of Electronic Packaging
Article Type: Research-Article
J. Electron. Packag. March 2023, 145(1): 011204.
Paper No: EP-21-1110
https://doi.org/10.1115/1.4054784
Published Online: August 3, 2022
View Article titled, Viscoelastic Influence on the Board Level Assessment of Wafer Level Packages Under Drop Impact and Under Thermal Cycling
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Topics: Glass transition, Reliability, Semiconductor wafers, Storage, Stress, Temperature, Testing, Viscoelasticity, Solders, Failure
Journal Articles

Prediction of Board Level Pad Cratering Strength With the Predefined Failure Criteria From Joint Level Testing

Qiming Zhang, S. W. Ricky Lee
Journal: Journal of Electronic Packaging
Article Type: Research-Article
J. Electron. Packag. December 2022, 144(4): 041010.
Paper No: EP-21-1030
https://doi.org/10.1115/1.4053309
Published Online: January 28, 2022
View Article titled, Prediction of Board Level Pad Cratering Strength With the Predefined Failure Criteria From Joint Level Testing
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Topics: Failure, Shear (Mechanics), Testing, Finite element analysis
Journal Articles

Evaluating the Reliability of Passive Server Components for Single-Phase Immersion Cooling

Jimil M. Shah, Keerthivasan Padmanaban, Hrishabh Singh, Surya Duraisamy Asokan, Satyam Saini, Dereje Agonafer
Journal: Journal of Electronic Packaging
Article Type: Research-Article
J. Electron. Packag. June 2022, 144(2): 021109.
Paper No: EP-21-1016
https://doi.org/10.1115/1.4052536
Published Online: October 14, 2021
View Article titled, Evaluating the Reliability of Passive Server Components for Single-Phase Immersion Cooling
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Topics: Cables, Cooling, Cycles, Fluids, Mineral oil, Printed circuit boards, Reliability, Temperature, Capacitance, Optical cables
Journal Articles

High Strain Rate Mechanical Properties of SAC-Q Solder for Extreme Temperatures After Exposure to Isothermal Aging Up to 90 Days

Pradeep Lall, Vishal Mehta, Jeff Suhling, Ken Blecker
Journal: Journal of Electronic Packaging
Article Type: Research-Article
J. Electron. Packag. June 2022, 144(2): 021108.
Paper No: EP-21-1060
https://doi.org/10.1115/1.4052073
Published Online: October 6, 2021
View Article titled, High Strain Rate Mechanical Properties of SAC-Q Solder for Extreme Temperatures After Exposure to Isothermal Aging Up to 90 Days
Open the PDF for High Strain Rate Mechanical Properties of SAC-Q Solder for Extreme Temperatures After Exposure to Isothermal Aging Up to 90 Days in another window
Topics: Elastic moduli, Mechanical properties, Solders, Stress, Stress-strain curves, Temperature, Tensile strength, Testing, Operating temperature, High temperature
Journal Articles

Design, Fabrication, and Testing of a Novel Design for Flexible Light-Emitting Diode Signage Modules

Ram C. Adhikari, Dawood S. Beyragh, Majid Pahlevani
Journal: Journal of Electronic Packaging
Article Type: Research-Article
J. Electron. Packag. September 2021, 143(3): 031008.
Paper No: EP-20-1100
https://doi.org/10.1115/1.4049577
Published Online: February 19, 2021
View Article titled, Design, Fabrication, and Testing of a Novel Design for Flexible Light-Emitting Diode Signage Modules
Open the PDF for Design, Fabrication, and Testing of a Novel Design for Flexible Light-Emitting Diode Signage Modules in another window
Topics: Deflection, Design, Finite element analysis, Light-emitting diodes, Manufacturing, Stress, Testing, Simulation, Finite element model, Engineering prototypes
Journal Articles

Design and Optimization of Control Strategy to Reduce Pumping Power in Dynamic Liquid Cooling

Rajesh Kasukurthy, Amruthavalli Rachakonda, Dereje Agonafer
Journal: Journal of Electronic Packaging
Article Type: Research-Article
J. Electron. Packag. September 2021, 143(3): 031001.
Paper No: EP-20-1016
https://doi.org/10.1115/1.4049018
Published Online: January 19, 2021
View Article titled, Design and Optimization of Control Strategy to Reduce Pumping Power in Dynamic Liquid Cooling
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Topics: Computational fluid dynamics, Coolants, Cooling, Flow (Dynamics), Flow control, Matlab, Optimization, Plates (structures), Temperature, Testing
Journal Articles

Flexure and Twist Test Reliability Assurance of Flexible Electronics

Pradeep Lall, Jinesh Narangaparambil, Ben Leever, Scott Miller
Journal: Journal of Electronic Packaging
Article Type: Research-Article
J. Electron. Packag. September 2020, 142(3): 031121.
Paper No: EP-20-1008
https://doi.org/10.1115/1.4047844
Published Online: August 7, 2020
View Article titled, Flexure and Twist Test Reliability Assurance of Flexible Electronics
Open the PDF for Flexure and Twist Test Reliability Assurance of Flexible Electronics in another window
Topics: Bending (Stress), Cycles, Failure, Reliability, Sintering, Temperature, Inks, Flexible electronics, Testing, Printing
Journal Articles

An Overview of Thermal and Mechanical Design, Control, and Testing of the World's Most Powerful and Fastest Supercomputer

Anil Yuksel, Vic Mahaney, Chris Marroquin, Shurong Tian, Mark Hoffmeyer, Mark Schultz, Todd Takken
Journal: Journal of Electronic Packaging
Article Type: Research-Article
J. Electron. Packag. March 2021, 143(1): 011005.
Paper No: EP-19-1099
https://doi.org/10.1115/1.4046847
Published Online: June 4, 2020
View Article titled, An Overview of Thermal and Mechanical Design, Control, and Testing of the World's Most Powerful and Fastest Supercomputer
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Topics: Design, Graphics processing units, Manufacturing, Water, Flow (Dynamics), Testing, Cooling
Journal Articles

Thermomechanical Degradation of Thermal Interface Materials: Accelerated Test Development and Reliability Analysis

Hayden Carlton, Dustin Pense, David Huitink
Journal: Journal of Electronic Packaging
Article Type: Research-Article
J. Electron. Packag. September 2020, 142(3): 031112.
Paper No: EP-19-1122
https://doi.org/10.1115/1.4047099
Published Online: May 21, 2020
View Article titled, Thermomechanical Degradation of Thermal Interface Materials: Accelerated Test Development and Reliability Analysis
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Topics: Temperature, Testing, Thermal resistance, Thermomechanics, Failure, Pumps, Steady state
Journal Articles

Vandal Glass Heat Distribution and the Effect of Glass Gap Adjustments in Outdoor Digital Display Components

Jeho Kim, J. Michael Brown, Yogendra Joshi, Kevin O'Connor, Marcos Diaz, Zhuomin Zhang, Peiyan Yang
Journal: Journal of Electronic Packaging
Article Type: Research-Article
J. Electron. Packag. September 2020, 142(3): 031120.
Paper No: EP-19-1127
https://doi.org/10.1115/1.4046933
Published Online: May 4, 2020
View Article titled, Vandal Glass Heat Distribution and the Effect of Glass Gap Adjustments in Outdoor Digital Display Components
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Topics: Glass, Heat, Manufacturing, Solar energy, Solar radiation, Temperature, Testing, Simulation, Liquid crystals, Computational fluid dynamics
Journal Articles

Predictive Model Development and Validation for Raised Floor Plenum Data Center

Yogesh Fulpagare, Atul Bhargav, Yogendra Joshi
Journal: Journal of Electronic Packaging
Article Type: Research-Article
J. Electron. Packag. June 2020, 142(2): 021009.
Paper No: EP-18-1078
https://doi.org/10.1115/1.4046554
Published Online: March 19, 2020
View Article titled, Predictive Model Development and Validation for Raised Floor Plenum Data Center
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Topics: Computational fluid dynamics, Data centers, Temperature, Testing, Transients (Dynamics), Heat, Stress
Journal Articles

Impact of Aging on Mechanical Properties of Thermally Conductive Gap Fillers

Abel Misrak, Tushar Chauhan, Pavan Rajmane, Rabin Bhandari, Dereje Agonafer
Journal: Journal of Electronic Packaging
Article Type: Research-Article
J. Electron. Packag. March 2020, 142(1): 011011.
Paper No: EP-19-1064
https://doi.org/10.1115/1.4045157
Published Online: November 8, 2019
View Article titled, Impact of Aging on Mechanical Properties of Thermally Conductive Gap Fillers
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Topics: Fillers (Materials), Fourier transform infrared spectroscopy, Infrared spectroscopy, Mechanical properties, Stress, Temperature, Testing, Thermomechanics, High temperature, Reliability
Journal Articles

Interconnect Fatigue Failure Parameter Isolation for Power Device Reliability Prediction in Alternative Accelerated Mechanical Cycling Test

Mahsa Montazeri, Cody J. Marbut, David Huitink
Journal: Journal of Electronic Packaging
Article Type: Research-Article
J. Electron. Packag. September 2019, 141(3): 031011.
Paper No: EP-18-1099
https://doi.org/10.1115/1.4043480
Published Online: May 24, 2019
View Article titled, Interconnect Fatigue Failure Parameter Isolation for Power Device Reliability Prediction in Alternative Accelerated Mechanical Cycling Test
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Topics: Cycles, Damage, Reliability, Shear (Mechanics), Solders, Stress, Temperature, Fatigue life, Failure, Finite element analysis
Journal Articles

Reliability Considerations for Oil Immersion-Cooled Data Centers

Jimil M. Shah, Richard Eiland, Pavan Rajmane, Ashwin Siddarth, Dereje Agonafer, Veerendra Mulay
Journal: Journal of Electronic Packaging
Article Type: Research-Article
J. Electron. Packag. June 2019, 141(2): 021007.
Paper No: EP-18-1050
https://doi.org/10.1115/1.4042979
Published Online: April 10, 2019
View Article titled, Reliability Considerations for Oil Immersion-Cooled Data Centers
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Topics: Cooling, Data centers, Mineral oil, Printed circuit boards, Reliability, Temperature, Testing, Capacitors, Viscosity
Journal Articles

Characterization of Hybrid Wicking Structures for Flexible Vapor Chambers

Dylan P. McNally, Ryan Lewis, Y. C. Lee
Journal: Journal of Electronic Packaging
Article Type: Research-Article
J. Electron. Packag. March 2019, 141(1): 011005.
Paper No: EP-18-1064
https://doi.org/10.1115/1.4042255
Published Online: February 25, 2019
View Article titled, Characterization of Hybrid Wicking Structures for Flexible Vapor Chambers
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Topics: Columns (Structural), Flow (Dynamics), Permeability, Pressure, Vapors, Testing, Copper, Water
Journal Articles

Assessment of Elastic–Plastic and Electrical Properties of Printed Silver-Based Interconnects for Flexible Electronics

Hsien-Chie Cheng, Ruei-You Hong, Wen-Hwa Chen
Journal: Journal of Electronic Packaging
Article Type: Research-Article
J. Electron. Packag. December 2018, 140(4): 041007.
Paper No: EP-18-1041
https://doi.org/10.1115/1.4041014
Published Online: September 10, 2018
View Article titled, Assessment of Elastic–Plastic and Electrical Properties of Printed Silver-Based Interconnects for Flexible Electronics
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Topics: Dimensional analysis, Electrical properties, Finite element analysis, Flexible electronics, Inks, Modeling, Plasticity, Silver, Simulation, Stress