John Thiam Leong Thong

Title: John Thiam Leong Thong: Innovator in Scanning Electron Microscopy

Introduction

John Thiam Leong Thong is a notable inventor based in Singapore, recognized for his contributions to the field of materials research and engineering. He has developed innovative technologies that enhance the capabilities of scanning electron microscopes (SEM), which are essential tools in various scientific and industrial applications.

Latest Patents

One of his significant patents is for a "Portable high resolution scanning electron microscope column using permanent magnet electron lenses." This invention features a detachable, portable SEM column that can be easily disconnected from the electron gun assembly and specimen chamber of the system. This design allows for the use of different column designs within a given SEM system. Additionally, the electron gun and column can be configured as a single detachable, portable assembly. The column incorporates a condenser lens and an objective lens, both designed with permanent magnet elements for primary field generation. Small coils are utilized for scanning and precise focus adjustment.

Career Highlights

John Thiam Leong Thong is affiliated with the Institute of Materials Research and Engineering, where he has made significant strides in advancing electron microscopy technology. His work has contributed to the development of more efficient and versatile SEM systems, which are crucial for research and industrial applications.

Collaborations

He has collaborated with notable colleagues, including Anjam Khursheed and Jacob Chee Hong Phang, to further enhance the research and development efforts in their field.

Conclusion

John Thiam Leong Thong's innovative work in the development of portable scanning electron microscope technology exemplifies the importance of advancements in scientific instrumentation. His contributions continue to impact the field of materials research and engineering positively.