David W Doll

Title: David W Doll - Innovator in Superconducting Technology

Introduction

David W Doll is a prominent inventor based in Columbus, OH (US). He has made significant contributions to the field of superconducting technology, particularly with his innovative patent that addresses the challenges associated with superconducting wire connections.

Latest Patents

David W Doll holds a patent for a "Low loss joint for superconducting wire." This invention provides a device and method for creating a persistent joint that allows end terminations of superconducting MgB wire to be connected with a superconducting bridge. The technology enables superconducting electromagnetic coils to be joined in series or to connect coil assemblies to current sources and the two ends of a persistent switch. The device features wire filaments with end preparation that exposes reacted MgB, which are inserted into a block and surrounded by Mg+B and/or MgB in various forms. This innovative approach establishes a bridge of superconducting MgB that electrically connects the superconducting MgB wires. The application of this technology is crucial for the autonomous operation of superconducting background magnet coils in magnetic resonance imaging (MRI) and nuclear magnetic resonance (NMR) devices, as well as other superconducting applications such as fault current limiters, motors, and generators.

Career Highlights

David W Doll is associated with Hyper Tech Research, Inc., where he continues to develop and refine his inventions. His work has been instrumental in advancing the capabilities of superconducting technologies, making significant impacts in various fields.

Collaborations

David collaborates with Michael J Tomsic, contributing to the innovative environment at Hyper Tech Research, Inc. Their combined expertise enhances the development of superconducting technologies.

Conclusion

David W Doll is a key figure in the field of superconducting technology, with a focus on creating efficient and effective solutions for superconducting wire connections. His contributions are paving the way for advancements in various applications, ensuring a brighter future for superconducting technologies.