Company Filing History:
5 out of 501 
1 out of 5,089 
Years Active: 2014-2016
Title: Innovations of Inventor Qiwei Chen
Introduction
Qiwei Chen is a prominent inventor based in Shanghai, China. He has made significant contributions to the field of materials science, particularly in the development of light-emitting materials and scintillation devices. With a total of 5 patents to his name, his work continues to influence advancements in technology.
Latest Patents
One of Qiwei Chen's latest patents involves a light-emitting gadolinium-containing material and a process for forming it. This invention describes a light-emitting device that includes a first material capable of emitting radiation at a specific wavelength and a second material that responds to this radiation. The second material emits radiation within the visible light spectrum and can differ from the first material. Notably, the difference between the first and second wavelengths can be at least approximately 70 nm. The second material includes a luminescent compound with a formula of GdYAlGaO, where specific parameters for x and y are defined.
Another significant patent by Chen is related to a ceramic scintillator body and scintillation device. This device features a ceramic scintillator body made from a polycrystalline ceramic scintillating material that includes gadolinium. The material is characterized by a pyrochlore crystallographic structure. The production method involves preparing a precursor solution and calcining the precipitate to create the desired scintillating material.
Career Highlights
Qiwei Chen has worked with notable companies such as Saint-Gobain Ceramics & Plastics, Inc. and the Centre National De La Recherche Scientifique. His experience in these organizations has allowed him to refine his expertise in materials science and innovation.
Collaborations
Throughout his career, Qiwei Chen has collaborated with esteemed colleagues, including Xiaofeng Peng and Anne B. Hardy. These partnerships have contributed to the advancement of his research and the successful development of his inventions.
Conclusion
In summary, Qiwei Chen is a distinguished inventor whose work in light-emitting materials and scintillation devices has garnered attention in the scientific community. His innovative patents and collaborations reflect his commitment to advancing technology in materials science.