A new study from scientists at the University of Maryland is providing insight into the mysterious world of dynamic friction. The study, published in the journal Nature Communications, reveals how dynamic friction works and why it’s so important. Dynamic friction is the force that occurs when two surfaces move relative to each other, such as when a tire rolls across the ground. It’s been a difficult mystery to unravel, but now researchers have gained a better understanding of this important phenomenon. The study focused on two different materials: aluminum and graphite. By examining how the two materials interact when they are pressed together, they determined that dynamic friction is highly dependent on the materials involved and how they interact. This provides a better understanding of why dynamic friction is so important and can be used to develop better materials for a variety of applications.

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source: Phys.org