Indrajith Rajapaksa

Title: Indrajith Rajapaksa: Innovator in Surface Enhanced Raman Spectroscopy

Introduction

Indrajith Rajapaksa is a notable inventor based in Houston, Texas. He has made significant contributions to the field of surface enhanced Raman spectroscopy through his innovative patents. With a total of two patents to his name, Rajapaksa is recognized for his advancements in microscopy and material fabrication.

Latest Patents

Rajapaksa's latest patents include "Methods for Fabrication of Substrates for Surface Enhanced Raman Spectroscopy" and "Image Force Microscopy of Molecular Resonance." The first patent focuses on methods for fabricating metal nano-particle embedded enhancement substrates used for surface enhanced Raman spectroscopy (SERS). This involves ion implanting metal nano-particles into the substrate and etching the substrate to partially expose the metal nano-particles. The resulting material is useful as a SERS substrate for detecting molecules adsorbed on it. The second patent introduces a new method in microscopy that extends the capabilities of atomic force microscopy (AFM) to nanoscale spectroscopy. This method allows for the detection and imaging of molecular resonance of nanometer features through mechanical detection of the force gradient between the interaction of the optically driven molecular dipole/multipole and its mirror image in a Platinum coated scanning probe tip.

Career Highlights

Indrajith Rajapaksa has established himself as a prominent figure in his field. His work has led to advancements that enhance the capabilities of spectroscopy and microscopy, making significant impacts in research and practical applications.

Collaborations

Rajapaksa has collaborated with esteemed colleagues such as Hemantha Kumar Wickramasinghe and Wei-Kan Chu. These collaborations have further enriched his research and innovation efforts.

Conclusion

Indrajith Rajapaksa is a distinguished inventor whose work in surface enhanced Raman spectroscopy and microscopy has paved the way for new advancements in the field. His contributions continue to influence research and technology, showcasing the importance of innovation in scientific exploration.