Figure 1. Ultrasonic testing using pulse echo and through-transmission methods. Pulse echo (left and center) uses a transducer that sends and receives ultrasound energy, producing both A- and B-scan ...

Researchers from Skoltech Engineering Center's Hierarchically Structured Materials Laboratory have developed a new method to determine the porosity of fibrous materials using a single image taken with ...

Your hair’s relationship with moisture affects everything from product selection to styling success. Hair porosity, or how well your strands absorb and retain moisture, can explain why some products ...

"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." News flash: There’s a method cosmetic chemists and beauty scientists regularly use to solve dryness, ...

Among the first decisions to be made when initiating a composites testing program is the selection of test methods to follow. Unless performing highly customized testing, it’s usually not difficult to ...

Ever slathered your hair in expensive oil only to end up with a greasy mess that somehow still feels dry? You’re not alone. The culprit might not be the product itself but a mismatch with your hair’s ...