Julie A Christodoulou

Title: Julie A Christodoulou: Innovator in Dielectric Ceramics

Introduction

Julie A Christodoulou is a prominent inventor based in Baltimore, MD (US). She has made significant contributions to the field of dielectric ceramics, particularly through her innovative patent that enhances energy storage capabilities.

Latest Patents

Julie holds a patent for a high energy density lead magnesium niobate-based dielectric ceramic. This dielectric ceramic composition includes lead magnesium niobate combined with strontium titanate, barium titanate, or a combination of these materials. The composition may also incorporate various dopants such as Ta, La, Y, Eu, Nd, Sm, Gd, W, Si, Zr, and Sb. The resulting material exhibits exceptional properties, including a high dielectric constant, low dielectric loss, high breakdown strength, low field-induced strain, high electrical resistivity, and remarkably high energy storage capacity. The production process for these dielectric ceramic materials involves hot isostatic pressing in an oxygen-containing atmosphere. These compositions are particularly useful in capacitors for applications in medical devices, including defibrillators and pacemakers.

Career Highlights

Julie A Christodoulou is associated with Martin Marietta Corporation, where she continues to advance her research and development efforts in dielectric materials. Her work has positioned her as a key figure in the innovation of materials that have practical applications in critical medical technologies.

Collaborations

Some of her notable coworkers include Audrey E Sutherland and Keith Bridger, who contribute to the collaborative environment that fosters innovation at Martin Marietta Corporation.

Conclusion

Julie A Christodoulou's contributions to the field of dielectric ceramics exemplify her commitment to innovation and advancement in technology. Her patent reflects her expertise and the potential impact of her work on medical devices and beyond.