Valentine’s Day is usually about hearts, flowers, and sweet messages, but this year, we found romance somewhere unexpected: inside a rheometer. With two iconic chocolates as our leading characters, milk chocolate and milk chocolate wrapped in a white crème embrace, we discovered that chocolate has a lot to teach us about love, chemistry, and how relationships behave under heat, pressure, and time.
Grab your favorite mug and get ready for a caffeinated clash of titans! We all know that coffees produced in different regions are distinct; like wine, the taste will vary with soil, climate, and altitude. Some of our lab members are partial to the distinct flavors from Colombia and Brazil when it comes to their cups of coffee.
Powders are a big part of everyday life, from baking and laundry to cosmetics and pharmaceuticals. Understanding powder rheology—how powders flow and deform—is crucial for optimizing their use in various applications. This knowledge helps industries maintain consistency and product quality.
Rheology is a notoriously complex field, combining mathematics and physics to characterize materials. For inexperienced users, rheology can seem like a massive challenge. Luckily, new technology simplifies rheology down to its core so you can get essential measurements without difficult training, measurements, or calculations.
Our world is brimming with viscoelastic materials: The dough you knead before baking a fresh loaf, the Silly Putty your toddler slaps against the wall, the rubber gaskets that create an airtight seal on an airplane door. Testing those materials by applying controlled deformations (strains) or forces (stresses) at various timescales, temperatures, and/or humidities allows for the optimization of properties and ensures durability and safety.
J’adore les bonnes expériences en cuisine, surtout lorsqu’il s’agit de pâtisseries et de desserts. À l’occasion de la Journée de Pi, faisons entrer la science et les expériences dans la cuisine avec de la pâte à tarte (pie en anglais), des garnitures… et un rhéomètre.
Qu’il s’agisse d’optimiser la texture du yaourt ou d’étudier la réticulation des colles, la rhéométrie aide les chercheurs à comprendre les matériaux et à prédire leur comportement. La rhéométrie mesure le degré de déformation que subit un matériau ou un liquide lorsqu’une force lui est appliquée. La combinaison des comportements de contrainte, de déformation et de cisaillement constitue la base de la rhéologie, la science de la déformation des matériaux.