Episodes
What do a Mach-3 aircraft and a hip replacement have in common? They are both made of titanium. In this episode we dive into this incredible material from its name rooted in Greek mythology to the unique variants of commercial titanium. Learn about the interesting challenges facing titanium's use in the SR-71 to the new variants being actively researched to help bring this material up to superalloy standards. This episode of the Materialism Podcast is sponsored by Cal Nano, leading experts...
Published 11/18/24
At temperatures hotter than the surface of the sun (>20,000K), a revolutionary physics-based process is creating the future of nanomaterials - no chemicals required. We talk to Aaike van Vugt co-founder of VSParticle and an expert in the field of spark ablation. He walks us through the process of coating materials in nanoparticles as well as its various uses. We explore what materials are suitable for the method and their pivot into nanoporous films. The Materialism Podcast is sponsored...
Published 10/31/24
You probably think you know a lot about steel, you couldn’t be more wrong. In this episode we sit down with Caelan Kennedy from the Steel Founders’ Society of America to discuss the intricacies of steel. From tuning properties by using different elements in the alloy to the confusing naming conventions. This episode will help expand your knowledge about a material you thought was pretty simple. The Materialism Podcast is sponsored by American Elements, a leading manufacturer and supplier of...
Published 10/09/24
Quantum isn't just a buzzword used in the movies. In this episode we are joined by Jason Khoury, Assistant Professor at Arizona State University, he helps explain the key concepts necessary to understand the basics of quantum materials. We discuss the origin of quantum behavior including interactions between charge, spin, orbit and lattice. From the serendipitous discovery of high-temperature superconductors to the theoretical predictions of exotic quantum behaviors. This conversation will...
Published 09/26/24
Pyrometallurgy is one of the oldest branches of materials science, yet it is constantly evolving. Join us as we take a broad look at the process of transforming ore into the metals we use every day. From ancient techniques for checking counterfeit coins to cutting-edge innovations like battery recycling, we cover every step of the current process and discuss where the future of pyrometallurgy is headed. The Materialism Podcast is sponsored by American Elements, a leading manufacturer and...
Published 09/10/24
In this episode, we explore the story of Harley Wilhelm, an unsung hero of the Manhattan Project. Discover how the Ames Process revolutionized the production of pure uranium metal, turning a slow and inefficient task into an streamlined operation that played a critical role in ending World War Il. We'll explore the challenges faced, the science of uranium enrichment, and the surprising uses of depleted uranium. Tune in for a deep dive into one of the lesser-known but vital contributions to...
Published 08/22/24
A new class of material doesn't show up often. In this episode, we dive into the revolutionary discovery of high entropy alloys (HEAs) that revitalized the field of metallurgy. We dive into their simultaneous discovery at both Oxford and Tsinghua National University. Learn how they break all the typical rules we know. We explore how their composition gives them exceptional strength, hardness, thermal stability, and their superior resistance to corrosion and wear. Discover why HEAs are...
Published 07/24/24
Choosing the wrong material can have dire consequences. In this episode of our failure series, we discuss how the incorrect choice of epoxy led to a catastrophic failure and a tragic death. Discover the series of poor decisions that turned a new highway plan into one of the costliest public works projects ever. Join us as we uncover the lessons learned from this devastating event and the changes it inspired. Selected References: The Big Dig: project background [LINK] Control of Epoxy Creep...
Published 06/25/24
Electron microscopy is almost a century old, but it continues to play a role in exciting new developments that extend its use well beyond its original purpose. We sit down with Professor Sergei Kalinin from the University of Tennessee-Knoxville to discuss these exciting new applications of this older technology. Learn how electron microscopy, originally developed for imaging, is now used for atom-by-atom materials fabrication. We also explore how combining this technology with machine...
Published 06/10/24
The discovery of new materials is an immense challenge, with a vast design space and numerous success criteria. Microsoft has recently demonstrated an advanced approach to machine learning-assisted material discovery, particularly in the realm of lithium-ion battery electrolytes. They began by exploring all possible structure types, decorating these structures with various atoms, leading to a pool of millions of candidate materials. The screening process went beyond simple stability checks...
Published 05/08/24
Designing a great material is only half the battle, now you need to sell it. In this episode we sat down with Dan Wilson from Sintx and took a dive into the surprisingly nuanced world of materials sales and the challenges and pitfalls of marketing materials solutions. Learn more about Sintx and the great materials they are developing by visiting their website at: http://www.sintx.com/ The Materialism Podcast is sponsored by Cal Nano, leading experts in spark plasma sintering and cryomilling...
Published 04/25/24
The challenge of plastic pollution in our environment will be a defining issue in the coming decades. To address this problem, scientists have developed a host of next generation biodegradable plastics that have the potential to improve the sustainability of single use products. Among these are a class of materials called PHAs which are of particular interest as their microorganism origins are also the means of their decomposition. Join us for a discussion with Nick Sandland as we explore the...
Published 04/10/24
There’s more to a material’s microstructure than meets the eye! In this episode of the Materialism Podcast we dive into the world of Electron Backscatter Diffraction (EBSD) characterization, and discuss some of the important properties you can measure with it including grain size, phase distribution, texture, and more! To help us navigate this topic, we sat down with Stuart Wright and Matt Nowell from AMETEK who lend us decades of experience and intimate knowledge of the technique to provide...
Published 03/28/24
Meeting the demands of next-generation technologies will require materials to be designed and qualified at faster rates than ever before. The ICME (integrated computational materials engineering) approach is at the forefront of this innovation, blending advanced computational modeling with experimental validation to accelerate the development of new materials and open up the possibility of concurrent design. In this episode, we sit down with Jason Sebastian from QuesTek to learn how they have...
Published 03/13/24
Examining the inside of a material is often a destructive process that risks obscuring or deforming critical details. However, advances in computed tomography have opened new opportunities to obtain high resolution, three-dimensional reconstructions of materials in a non-destructive manner. Through this technique materials scientists can now identify cracks and voids in materials without the need for mounting and polishing, observe processes like battery degradation and dendrite growth in...
Published 02/27/24
The ability to avoid detection is one of the most useful tricks of modern day combat aviation. In this episode we dive into some of the history of various stealth endeavors ranging from painting ships with fun stripes to creating radioactive fuel additives. All culminating in a discussion of the materials that make a plane stealthy. References: History of Radar [LINK] How do radars work? [LINK] Radar and the kill web [LINK] Review of Radar Absorbing Materials [LINK] Synthesis of radar...
Published 02/15/24
Taylor sits down with Dr. Hayden Evans of NIST and Sir Dr. Anthony Cheetham of UCSB/Cambridge/National University of Singapore to talk about their research on carbon storing materials. Learn what special characteristics makes the materials they are researching well suited for CO2 capture. Articles: Perovskite-related ReO3-type structures Aluminum formate, Al(HCOO)3: An earth-abundant, scalable, and highly selective material for CO2 capture Noncryogenic Air Separation Using Aluminum...
Published 01/29/24
Join us as we speak to Delta Faucet about a new way of ceramics processing. Learn how the process works and why they aren't pursuing it further at the moment. This episode is sponsored by Delta Faucet, learn more about their work and services by visiting their website. This episode is sponsored by Materials Today, an Elsevier community dedicated to the creation and sharing of materials science knowledge and experience through their peer-reviewed journals, academic conferences, educational...
Published 01/03/24
Cryogenic Milling, the name may be self explanatory but the process is not. We sit down with Eric Eyerman CEO of at Cal Nano to talk about what Cryogenic Milling is, how Cal Nano has used it in the past, and the benefits it offers to engineers. This episode is sponsored by calnano, learn more about their work and services by visiting their website. This episode is sponsored by Materials Today, an Elsevier community dedicated to the creation and sharing of materials science knowledge and...
Published 11/29/23
Delve into the new (ish) exciting world of flash sintering and learn how it compares to Spark Plasma Sintering. Also get ready for a little history lesson on ceramic production in the UK. This episode is sponsored by Lucideon, learn more about their work and job opportunities by visiting their website. This episode is sponsored by Materials Today, an Elsevier community dedicated to the creation and sharing of materials science knowledge and experience through their peer-reviewed journals,...
Published 11/16/23
The way in which we are using resources to produce materials is putting unsustainable strain on the ecosystem. The circular economy has the potential to make better use of resources, which is particularly important in the construction industry where demand for materials continues to increase. In this episode, we discuss the need for circularity in construction, some examples of where it has been applied and that this is only the beginning if we are to achieve a more sustainable future. This...
Published 11/01/23
There must be closer collaboration between industries and more efficient use of resources to achieve more sustainable industry for the future. Industrial symbiosis brings organisations together to find ways to use the waste from one as raw materials for another. In this episode, learn about the benefits of industrial symbiosis, some examples of where it has been successfully applied and why we need to encourage its practice more widely. This episode was sponsored by Innovate UK Transforming...
Published 10/18/23
Every aspect of our life has recently been flooded with new AI driven tools as ChatGPT continues to spread. The question is can Materials Science benefit from these AIs? Is there a future with this or is this just a flash in the pan fad? Do we need to go the way of Dune and destroy all computers? Find out in this episode. This episode is sponsored by Materials Today, an Elsevier community dedicated to the creation and sharing of materials science knowledge and experience through their...
Published 10/12/23
There are many benefits for the adoption of digital tools, including machine learning, in materials production and development. However, widespread use remains low in part due to a lack of knowledge and understanding of its applications. What is the state-of-the-art and how could the deployment of digital tools shape materials production in the future? This episode was sponsored by Innovate UK Transforming Foundation Industries Challenge. This challenge is providing funding and support to...
Published 10/04/23