Tomoki Ariga

Title: Tomoki Ariga: Innovator in Solid Electrolyte Materials

Introduction

Tomoki Ariga is a prominent inventor based in Tokyo, Japan. He is known for his significant contributions to the field of solid electrolyte materials and all-solid-state lithium-ion secondary batteries. His innovative work has the potential to advance energy storage technologies.

Latest Patents

Tomoki Ariga holds a patent for a gallium-substituted solid electrolyte material and an all-solid-state lithium-ion secondary battery. This novel solid electrolyte material boasts high density and high ionic conductivity. The chemical composition of the solid electrolyte material is represented by LiGaLaZrO(0.08≤x<0.5), with a relative density of 99% or higher. It belongs to space group I- in the cubic system and features a garnet-type structure. The lithium-ion conductivity of this material is 2.0×10S/cm or higher. The solid electrolyte material has a lattice constant a such that 1.29 nm≤a≤1.30 nm, with specific sites occupied by lithium ions and gallium in the crystal structure. The all-solid-state lithium-ion secondary battery includes a positive electrode, a negative electrode, and the solid electrolyte made from this innovative material.

Career Highlights

Tomoki Ariga is affiliated with the National Institute of Advanced Industrial Science and Technology, where he conducts research and development in advanced materials. His work focuses on enhancing the performance and safety of lithium-ion batteries, which are crucial for various applications, including electric vehicles and portable electronics.

Collaborations

Tomoki Ariga collaborates with notable colleagues, including Kunimitsu Kataoka and Yuso Ishida. Their combined expertise contributes to the advancement of research in solid-state battery technologies.

Conclusion

Tomoki Ariga's innovative work in solid electrolyte materials and all-solid-state lithium-ion batteries positions him as a key figure in the field of energy storage. His contributions are paving the way for safer and more efficient battery technologies.