Kazuaki Hota

Title: Kazuaki Hota: Innovator in Extreme UV Radiation Technology

Introduction

Kazuaki Hota is a prominent inventor based in Sagamihara, Japan. He has made significant contributions to the field of semiconductor technology, particularly in the development of extreme ultraviolet (EUV) radiation sources. His innovative work has implications for the future of semiconductor manufacturing.

Latest Patents

Hota holds a patent for an extreme UV radiation source and semiconductor exposure device. This patent describes a usable 13.5 nm radiation source in which tin (Sn) is the radiation substance. The invention allows for rapid transport with good reproducibility up to the plasma generation site. It also minimizes the formation of detrimental debris and coagulation of vapor. The emission of Sn ions is achieved by supplying Sn continuously or intermittently to the heating and excitation part. This process involves discharge heating and excitation or laser irradiation heating and excitation, converting the material into a plasma that emits extreme UV light with a main wavelength of 13.5 nm.

Career Highlights

Hota is associated with Ushio Denki Kabushiki Kaisha, a company known for its advancements in lighting and semiconductor technologies. His work at the company has positioned him as a key player in the development of cutting-edge technologies that enhance semiconductor manufacturing processes.

Collaborations

Hota collaborates with Tatumi Hiramoto, contributing to the advancement of their shared projects in the field of semiconductor technology.

Conclusion

Kazuaki Hota's innovative contributions to extreme UV radiation technology have the potential to revolutionize semiconductor manufacturing. His patent and ongoing work reflect his commitment to advancing this critical field.