Company Filing History:
Years Active: 2011
Title: Joseph S Gardner: Innovator in Semiconductor Nanoparticles
Introduction
Joseph S Gardner is a notable inventor based in Pocatello, Idaho. He has made significant contributions to the field of semiconductor nanoparticles, particularly through his innovative patent. His work focuses on the rapid synthesis and size control of chalcopyrite-based semiconductor nanoparticles using microwave irradiation.
Latest Patents
Joseph S Gardner holds a patent for the "Rapid synthesis and size control of chalcopyrite-based semiconductor nanoparticles using microwave irradiation." This patent details the preparation of CuInSn nanoparticles from single source precursors via microwave irradiation. Additionally, it covers the preparation of CuInGaS alloy nanoparticles. The microwave irradiation methods employed have enhanced the efficiency of material preparation by providing increased uniformity of heating and shorter reaction times. The growth of nanoparticles has been controlled within the size range of approximately 1 to 5 nm by varying thiolated capping ligand concentrations, as well as adjusting reaction temperatures and times. The photophysical properties of the colloidal nanoparticles have been investigated using electronic absorption and luminescence emission spectroscopy. Qualitative nanoparticle sizes have been determined from photoluminescence data and compared to transmission electron microscopy images.
Career Highlights
Joseph S Gardner is affiliated with Idaho State University, where he continues to advance his research in semiconductor technology. His work has implications for various applications in electronics and materials science.
Collaborations
Joseph has collaborated with colleagues such as Joshua J Pak and Endrit Shurdha, contributing to the advancement of research in his field.
Conclusion
Joseph S Gardner's innovative work in the synthesis of semiconductor nanoparticles showcases his expertise and dedication to advancing technology. His contributions are significant in the realm of materials science and semiconductor research.