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A Device for Harvesting Mechanical Energy Through a Piezoelectrochemical Effect

Princeton Docket # 15-3135-1Researchers in the Department of Mechanical and Aerospace Engineering at Princeton University have developed a piezoelectrochemical device which uses mechanical stress to produce a voltage/current.Mechanical energy harvesting is an increasingly important method of providing power to distributed sensor networks where physical...

Published: 2/25/2025 | Inventor(s): Craig Arnold, John Cannarella

Keywords(s): battery, energy

Category(s): Mechanical/Electrical Engineering

A Device for Mechanically Detecting Anomalous Battery Operation

Princeton Docket # 15-3151-1Researchers in the Department of Mechanical and Aerospace Engineering at Princeton University have developed a new device which monitors mechanical changes in a battery cell and predicts a battery failure event before it happens.Battery failures are commonly thought of as being unpredictable, arising from unexpected sources...

Published: 2/25/2025 | Inventor(s): Craig Arnold, John Cannarella, Xinyi Liu

Keywords(s): battery

Category(s): Mechanical/Electrical Engineering

A Method for Controlling Growth Instability in Template-Assisted Electrodeposition of Nanowires

A Method for Controlling Growth Instability in Template-Assisted Electrodeposition of Nanowires Princeton Docket # 14-3021 The synthesis of nanowires for future electronics and energy applications requires scalability, density, reproducibility, and cost effectiveness. In this regard, template-assisted electrodeposition methods offer distinct advantages...

Published: 3/30/2022 | Inventor(s): Howard Stone, Sangwoo Shin, Talal Al-Housseiny, Hyung Hee Cho, Beom Seok Kim

Keywords(s): battery, Opto-Electronics/ELE ENG, semiconductor

Category(s): Mechanical/Electrical Engineering

Stress-Based State of Health and Charge Measurement for Intercalation Batteries

Stress-Based State of Health and Charge Measurement for Intercalation BatteriesPrinceton Docket # 12-2792The determination of a battery’s state of charge (SOC) and state of health (SOH) are important for the power management system that relies on batteries as a power source, e.g., mobile phones, laptops, electric vehicles, grid level storage,...

Published: 4/2/2025 | Inventor(s): Craig Arnold, John Cannarella

Keywords(s): battery, computers/software, energy, medical device, solar cell

Category(s): Medical Devices/Diagnostics, Computer Science and Information Technology