Hari B Sunkara

Title: Innovations of Hari B Sunkara

Introduction

Hari B Sunkara is an accomplished inventor based in Huntsville, Alabama. He has made significant contributions to the field of optical devices, holding a total of four patents. His work focuses on the development of thermally switchable optical devices that have a wide range of applications.

Latest Patents

Sunkara's latest patents include innovative devices that utilize novel, mesoscopically periodic materials. These devices combine crystalline colloidal array (CCA) self-assembly with temperature-induced volume phase transitions of materials, particularly poly(N-isopropylacrylamide) (PNIPAM). In one embodiment, a PNIPAM CCA is formed in an aqueous medium and contained within cell means. Another embodiment involves the formation and polymerization of a CCA of charged particles in a PNIPAM hydrogel. These devices are useful in various applications, including optical switches, optical limiters, optical filters, display devices, and processing elements. They also serve as membrane filters and are tunable in response to temperature. Additionally, Sunkara has developed devices that change diffracted wavelength in response to pressure.

Career Highlights

Hari B Sunkara is affiliated with the University of Pittsburgh, where he continues to advance his research and innovation in optical technologies. His work has garnered attention for its potential impact on various industries.

Collaborations

Sunkara has collaborated with notable colleagues, including Sanford A Asher and Jesse M Weissman, contributing to the advancement of his research and inventions.

Conclusion

Hari B Sunkara's innovative work in thermally switchable optical devices showcases his expertise and dedication to advancing technology. His contributions are paving the way for new applications in the field of optics.