David S Ensor

Title: **David S. Ensor: Innovator in Chemical Sensing Technologies**

Introduction

David S. Ensor is a prominent inventor based in Chapel Hill, NC, who has made significant contributions to the field of chemical sensing technologies. With a remarkable portfolio of 28 patents, Ensor's inventions are pivotal in advancing the capabilities of chemical sensors and aerosol collection systems.

Latest Patents

Among David S. Ensor's latest patents is the "Encased polymer nanofiber-based electronic nose," which is a sophisticated chemical sensor designed to detect chemical species. This sensor utilizes a plurality of nanofibers, whose electrical impedance varies upon exposure to specific chemicals. The system comprises a substrate that supports and isolates these fibers electrically, alongside a series of electrodes which measure their impedance at spatially separated points. Encased within a membrane, these fibers allow for precise chemical detection with significant variations possible in membrane thickness from 50 μm to 5.0 mm.

Another notable patent is the "Fiber sampler for recovery of bioaerosols and particles," which outlines an innovative aerosol collection system and methodology. This system includes a bio-aerosol delivery device, a moisture exchange device that adjusts humidity within the gas stream, and an aerosol collection medium for bioparticles. The method effectively delivers bioparticles, manages their moisture content, and efficiently collects them, demonstrating Ensor’s ability to combine chemical engineering and practical application seamlessly.

Career Highlights

David S. Ensor has held significant positions at renowned institutions, including the Research Triangle Institute and TSI, Inc. His work at these organizations has allowed him to spearhead various projects focused on advancing aerosol science and chemical sensing, contributing to both academic knowledge and practical applications in the field.

Collaborations

Throughout his career, Ensor has had the privilege of collaborating with esteemed colleagues such as Anthony L. Andrady and Howard Jerome Walls. These partnerships have facilitated joint research efforts, leading to groundbreaking innovations and further strengthening the impact of their collective work in chemical sensing technologies.

Conclusion

David S. Ensor stands out as an inventive force in the field of chemical sensors and aerosol collection systems. His extensive patent portfolio and collaborations reflect a deep commitment to innovation and advancement in this critical area of technology. As advancements continue to unfold, Ensor’s contributions will likely play a pivotal role in shaping the future of chemical detection and analysis.