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12 out of 14 Years Active: 2012-2024
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Title: Innovations by Wenjian Sun: Pioneering Advances in Ion Mobility Analysis
Introduction
Wenjian Sun, a prolific inventor based in Shanghai, China, holds an impressive portfolio of 40 patents. His work focuses primarily on advancements in ion mobility analysis, contributing significantly to the field of analytical chemistry through his innovative designs and methodologies.
Latest Patents
Among his latest contributions, the "Ion Mobility Analysis Apparatus" stands out. This sophisticated apparatus features a high duty cycle design that includes an ion source, as well as first and second ion storage zones. The unique ion mobility analyzer comprises two channels that utilize a coaxial gas flow aligned with the ion migration direction, while also implementing a direct current electric field in the opposite direction. This innovative system allows for the temporary storage of ions that fail to meet scanning conditions until the appropriate conditions arise, ensuring no loss during analysis.
Another notable patent is related to "Dielectric Barrier Discharge Ionization, Analytical Instrument, and Ionization Method." This invention addresses the shortcomings of existing low-pressure ion sources. It features a dielectric barrier discharge tube and an electrode pair, which effectively ionizes samples. The design optimizes ionization capabilities in a low-pressure environment, offering high versatility and improved device functionality.
Career Highlights
Wenjian Sun has demonstrated his expertise and commitment to innovation through his tenure at prestigious organizations, including Shimadzu Corporation and Shimadzu Research Laboratory (Shanghai) Co., Ltd. His roles in these organizations have fostered an environment for the development of critical analytical technologies that enhance scientific research.
Collaborations
Throughout his career, Wenjian has collaborated with notable professionals in the field, including Xiaoqiang Zhang and Gongyu Jiang. These partnerships have catalyzed advancements in analytical instrumentation, particularly in the realm of ion mobility technology.
Conclusion
Wenjian Sun is a notable figure in the realm of analytical chemistry and ion mobility analysis. With a robust portfolio of patents highlighting his innovative spirit, he continues to push the boundaries of technology, facilitating significant advancements in scientific research and application. His contributions reflect a dedicated pursuit of excellence and serve as an inspiration for future generations of inventors.