How do we balance the immense material demands of future electronic devices with the urgent need for sustainable, non-toxic manufacturing processes? This question sits at the heart of modern materials science, and it is the central inquiry driving the work of Stéphane Miaule, a first-year Materials and Nanoscience graduate student at UCLA. Miaule’s research trajectory, which bridges the gap between deep-space exploration and next-generation polymer chemistry, was recently recognized when he was awarded the 2026 National Defense Science and Engineering Graduate (NDSEG) Fellowship.
The NDSEG fellowship is a highly competitive program, jointly sponsored by the U.S. Army, Navy, and Air Force, designed to support doctoral students in fields of strategic national importance. To grasp the significance of this achievement, one must look at the selection rate: in 2026, only 102 fellowships were awarded across the entire United States. Miaule stands out as the sole recipient from UCLA, a distinction that highlights both his individual promise and the strength of his academic background. The fellowship provides full tuition, fees, and a monthly stipend for three years, offering the financial stability necessary to pursue high-risk, high-reward research.
From Lunar Regolith to Polymer Chemistry
Miaule’s path to the Tolbert group is marked by a clear evolution in focus. Before his tenure at UCLA, he transferred from Santa Monica College and held internships at NASA’s Kennedy Space Center and Marshall Space Flight Center. During those stints, he focused on the mechanical and thermodynamic properties of lunar regolith and radiation shielding materials. This early experience in space-grade material durability provided a technical foundation for his subsequent work at the Soft Materials Research Laboratory under Professor Qibing Pei. There, he focused on the synthesis and characterization of hafnium oxide nanocomposite scintillators, further honing his ability to manipulate matter at the nanoscale.
While popular media often frames academic success as a linear path, Miaule’s journey includes a deliberate year as a post-baccalaureate researcher after earning his bachelor’s degree in chemistry. This period allowed him to deepen his expertise before joining Professor Sarah Tolbert’s group as a doctoral student. His current work shifts the focus toward conjugated polymers—a family of plastic materials capable of conducting electricity.
The Reality of Green Electronics
Headlines regarding "plastic electronics" often suggest a seamless transition to a world of flexible, wearable tech, but the scientific reality involves significant chemical hurdles. What the study of these polymers actually entails is solving the "solvent problem." Most high-conductivity polymers currently require volatile or toxic organic solvents for processing, which poses environmental and safety risks. Miaule is researching self-assembling polymers that can be processed in water. If successful, this methodology would allow for the creation of lightweight, flexible, and high-conductivity devices without the reliance on harmful chemicals.
It is important to acknowledge the limitations inherent in this field. While the promise of water-processable polymers is high, scaling these laboratory-synthesized materials to industrial manufacturing remains a monumental task. The structural integrity and long-term stability of polymers processed in aqueous environments often lag behind those synthesized in controlled organic environments. Miaule’s work is a fundamental step toward closing that performance gap, but it remains at the bench-top scale.
Looking Toward National Laboratories
As he moves forward, Miaule draws a parallel to the classic 1967 film The Graduate, which famously insisted there was a "great future in plastics." While the context of that film was mid-century manufacturing, the sentiment remains relevant to his specific niche of semiconducting polymers. His ultimate goal is to transition into a role at a national laboratory, where he intends to refine these materials for broader electronic applications. The next reading of the performance metrics regarding the conductivity and mechanical flexibility of these water-processed polymers will indicate whether this approach can successfully displace traditional, solvent-heavy manufacturing methods in the commercial electronics sector. For inquiries regarding the department's ongoing research, Penny Jennings can be reached at [email protected].
