Search Results - m.+whittingham

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Niobium-Enhanced High-Nickel Cathodes for Longer-Lasting, Fast-Charging Li-ion Batteries

This technology introduces a one-step niobium modification that forms a LiNbO₃ surface layer and incorporates Nb⁵⁺ into nickel-rich layered cathodes (e.g., NMC 811). By simultaneously stabilizing the surface and bulk, it achieves higher first-cycle efficiency, faster charge rates, and dramatically improved cycling stability through a simple, scalable...

Published: 11/12/2025 | Updated: 10/3/2025 | Inventor(s): Fengxia Xin, M. Whittingham

Keywords(s): CleanTech

Category(s): Campus > Binghamton University, Technology Classifications > Energy

Next-Generation Lithium Batteries with Niobium-Enhanced ε-VOPO₄ Cathodes

This invention introduces a niobium-modified ε-VOPO₄ cathode that achieves its full 305 mAh/g theoretical capacity with 98% coulombic efficiency. Featuring a stable 3D tunnel structure, dual voltage plateaus, and enhanced cycling durability, it enables high-performance, low-cost lithium batteries for EVs, grid storage, and advanced electronics....

Published: 11/12/2025 | Updated: 10/3/2025 | Inventor(s): Krystal Lee, Carrie Siu, Fengxia Xin, M. Whittingham

Keywords(s): Technologies

Category(s): Campus > Binghamton University

Next-Generation Lithium-Ion Batteries Enabled by ε-VOPO₄ Cathode Innovation

This invention introduces an ε-VOPO₄-based lithium-ion cathode that achieves its full theoretical capacity of 305 mAh/g with 98% coulombic efficiency. Using a novel slurry formulation and scalable electrode production method, it delivers high-capacity, stable, and cost-effective energy storage with simplified dual-voltage operation. Background:...

Published: 11/12/2025 | Updated: 10/3/2025 | Inventor(s): Krystal Lee, M. Whittingham, Carrie Siu, Fengxia Xin

Keywords(s): Technologies

Category(s): Campus > Binghamton University

Revolutionary Dry Electrode Extrusion for Sustainable, High-Performance Lithium-Ion Batteries

This invention introduces ε-VOPO₄, a tunnel-structured vanadyl phosphate cathode that enables a two-electron redox reaction with dual voltage plateaus, delivering up to 316 mAh/g capacity and >900 Wh/kg specific energy. Combining stability, scalability, and cost-effective synthesis, it overcomes the energy–safety tradeoffs of LiCoO₂...

Published: 11/12/2025 | Updated: 1/17/2020 | Inventor(s): Carrie Siu, M. Whittingham

Keywords(s): #SUNYresearch, CleanTech, Technologies

Category(s): Technology Classifications > Clean Energy, Campus > Binghamton University

High-Energy Sodium-Ion Batteries with Multi-Electron KVOPO₄ Cathode

This invention introduces potassium vanadium phosphate (KVOPO₄) as a novel sodium-ion battery cathode. Its tunnel structure enables multi-electron redox reactions, achieving a practical capacity of 181 mAh/g with stable cycling and distinct voltage plateaus. By using abundant sodium instead of lithium, it provides a safer, scalable, and cost-effective...

Published: 11/12/2025 | Updated: 1/17/2020 | Inventor(s): Jia Ding, M. Whittingham

Keywords(s): #SUNYresearch, CleanTech, Technologies

Category(s): Technology Classifications > Electronics, Campus > Binghamton University

Synthesis of the Cathode Material

This invention introduces a flexible, multi-layer nanocomposite membrane that solves common problems with current wearable sensors, which often struggle to be both sensitive and comfortable to wear. By combining functionalized gold nanoparticles with a fibrous scaffold, it enables low-cost, real-time detection of humidity, ions, and biomolecules while...

Published: 4/28/2026 | Updated: 1/12/2020 | Inventor(s): M. Whittingham, Zehua Chen, Ruibo Zhang

Keywords(s): #SUNYresearch, CleanTech, Technologies

Category(s): Technology Classifications > Clean Energy, Campus > Binghamton University