Nathan Gold

Title: Nathan Gold: Innovator in Ellipsometry and Thin Film Measurement

Introduction

Nathan Gold is a prominent inventor based in Redwood City, CA (US). He has made significant contributions to the field of optical measurement technologies, particularly in ellipsometry and thin film analysis. With a total of 2 patents, his work has advanced the capabilities of measuring thin films and enhancing spatial resolution in optical systems.

Latest Patents

Nathan Gold's latest patents include a high-resolution ellipsometric apparatus and a method for measuring the thickness of thin films. The high-resolution ellipsometric apparatus utilizes a laser to generate a probe beam that is passed through a polarization section. This beam is tightly focused onto the surface of a sample, allowing for the analysis of the polarization state of the reflected probe beam. This innovative approach provides enhanced spatial resolution and simplifies multiple angle of incidence measurements.

The second patent, a method and apparatus for measuring the thickness of thin films, involves a probe beam of radiation focused substantially normal to the surface of the sample. This apparatus measures the intensity across the reflected probe beam as a function of the angle of incidence. By using angular dependent intensity measurements, the processor derives the thickness of the thin film layer, making it particularly suitable for measuring oxide layers on silicon semiconductor samples.

Career Highlights

Nathan Gold has established himself as a key figure in the field of optical measurement technologies. His work at Therma-Wave, Inc. has been instrumental in developing advanced measurement techniques that are widely used in various applications, including semiconductor manufacturing.

Collaborations

Nathan has collaborated with notable coworkers such as Jon Opsal and Allan Rosencwaig, contributing to the advancement of technologies in their respective fields.

Conclusion

Nathan Gold's innovative patents and contributions to optical measurement technologies have significantly impacted the industry. His work continues to pave the way for advancements in the measurement of thin films and ellipsometry.