Naoki Hamao

Title: Naoki Hamao: Innovator in Proton-Conductive Materials

Introduction

Naoki Hamao is a prominent inventor based in Tsukuba, Japan. He has made significant contributions to the field of materials science, particularly in the development of proton-conductive materials and solid electrolytes for energy applications. With a total of three patents to his name, Hamao's work is paving the way for advancements in fuel cell technology and lithium-ion batteries.

Latest Patents

Hamao's latest patents include a proton-conductive complex oxide and a fuel cell utilizing this material as an electrolyte. The complex oxide features a space group I-43d and is characterized by a high hydrogen content with minimal impurity phases. This innovation is represented by the chemical formula LiHLaZrMO, where M can be Ta and/or Nb, and is suitable for proton conductivity. Additionally, he has developed a solid electrolyte with a low-symmetry garnet-related structure, which exhibits high ion conductivity. This solid electrolyte is crucial for the all-solid-state lithium-ion secondary battery, which includes a positive electrode, a negative electrode, and the solid electrolyte material.

Career Highlights

Naoki Hamao 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 efficiency of energy storage systems, which are vital for sustainable energy solutions.

Collaborations

Hamao collaborates with notable colleagues, including Kunimitsu Kataoka and Junji Akimoto. Their combined expertise contributes to the innovative research being conducted at their institution.

Conclusion

Naoki Hamao's contributions to the field of proton-conductive materials and solid electrolytes are significant for the future of energy technologies. His patents reflect a commitment to advancing sustainable energy solutions through innovative materials.