Chung-Heng Liu

Title: Innovations of Chung-Heng Liu

Introduction

Chung-Heng Liu is a notable inventor based in Princeton Junction, NJ (US). He has made significant contributions to the field of photovoltaic technology, holding a total of 3 patents. His work focuses on the development of advanced photovoltaic cells, which are essential for harnessing solar energy.

Latest Patents

One of Liu's latest patents is titled "Method of making heterojunction P-I-N photovoltaic cell." This invention describes a heterojunction p-i-n photovoltaic cell that consists of at least three different semiconductor layers made from at least four different elements. The design includes a p-type relatively wide band gap semiconductor layer, a high resistivity intrinsic semiconductor layer that absorbs light radiation, and an n-type relatively wide band gap semiconductor layer. The intrinsic layer is in electrically conductive contact with both the p-type and n-type layers, ensuring efficient energy conversion.

Another significant patent is "Method of making photovoltaic cell with chloride dip." This method outlines the process of creating a multi-layer photovoltaic cell that includes a heat-treated layer containing cadmium (Cd) and tellurium (Te). The steps involve applying a chloride to the layer, heat-treating it with the chloride, and then depositing another semiconductor layer on top.

Career Highlights

Chung-Heng Liu has worked with several reputable organizations throughout his career. Notably, he has been associated with Ametek, Inc. and the Colorado School of Mines Foundation, Inc. His experience in these companies has contributed to his expertise in the field of photovoltaic technology.

Collaborations

Liu has collaborated with several professionals in his field, including Timothy J. Frey and Peter V. Meyers. These collaborations have likely enhanced his research and development efforts in photovoltaic technologies.

Conclusion

Chung-Heng Liu's innovative work in photovoltaic technology has led to the development of advanced methods for creating efficient solar cells. His contributions are significant in the ongoing quest for sustainable energy solutions.