Related Experiment Video
Updated: Mar 10, 2026
10:58
Focused Ion Beam Fabrication of LiPON-based Solid-state Lithium-ion Nanobatteries for In Situ Testing
Published on: March 7, 2018
10.8K
Fabrication, Testing, and Simulation of All-Solid-State Three-Dimensional Li-Ion Batteries
A Alec Talin1, Dmitry Ruzmetov2, Andrei Kolmakov2
1Sandia National Laboratories , Livermore, California 94551, United States.
ACS Applied Materials & Interfaces
|December 10, 2016
Summary
Researchers explored three-dimensional all-solid-state lithium-ion batteries (3D SSLIBs) for high-density energy storage. Despite fabrication compatibility with semiconductor processing, poor power performance was observed due to structural issues and low ionic conductivity.
Area of Science:
- Materials Science
- Electrochemistry
- Energy Storage
Background:
- Three-dimensional all-solid-state lithium-ion batteries (3D SSLIBs) are pursued for high power and areal energy density.
- Ideal 3D geometry maximizes active material volume per unit area with thin structures for fast ion diffusion.
Purpose of the Study:
- To experimentally test and simulate 3D SSLIBs fabricated using semiconductor-compatible methods.
- To identify the reasons for the underperformance of 3D SSLIBs compared to planar counterparts.
Main Methods:
- Fabrication of 3D SSLIBs using silicon microcolumns and physical vapor deposition.
- Experimental testing of battery performance.
- Finite element modeling for analysis of internal current density and ion transport.
Main Results:
- 3D SSLIBs exhibited significantly lower power performance than planar SSLIBs.
- Structural inhomogeneity in 3D SSLIBs was identified as a key issue.
- Low electrolyte ionic conductivity and slow diffusion in the cathode contributed to poor performance.
Conclusions:
- The structural inhomogeneity and limitations in ionic transport hinder the power capabilities of 3D SSLIBs.
- Further optimization is needed to realize the potential of 3D architectures for advanced energy storage solutions.
