Lutz Schräpler

Title: Lutz Schräpler: Innovator in Fine Wire Technology

Introduction

Lutz Schräpler is a notable inventor based in Karlstein, Germany. He has made significant contributions to the field of materials science, particularly in the development of fine wires made from gold alloys. His innovative work has implications for various applications, especially in the semiconductor industry.

Latest Patents

Lutz Schräpler holds a patent for a fine wire made of a gold alloy, which includes specific compositions of nickel and other metals. The patent describes a fine wire that contains 0.6 to 2 weight % of nickel or an alloy of gold with 0.1 to 2 weight % of nickel, along with 0.0001 to 0.1 weight % of alkaline earth metal and/or rare earth metal. Additionally, it may include 0.1 to 1.0 weight % of platinum and/or palladium. This fine wire is characterized by its favorable electrical conductivity and an excellent ratio of strength to elongation. It is particularly suitable for wire bonding in semiconductor devices and for producing ball bumps in flip-chips.

Career Highlights

Lutz Schräpler is associated with W. C. Heraeus GmbH & Co. KG, a company known for its expertise in precious metals and materials technology. His work has not only advanced the understanding of gold alloys but has also paved the way for improved manufacturing processes in the electronics sector.

Collaborations

Throughout his career, Lutz has collaborated with esteemed colleagues such as Günter Herklotz and Christoph Simons. These partnerships have fostered innovation and have contributed to the successful development of new technologies in the field.

Conclusion

Lutz Schräpler's contributions to the field of fine wire technology exemplify the importance of innovation in materials science. His patented work continues to influence the semiconductor industry and showcases the potential of gold alloys in advanced applications.