Researchers from the National Institute of Standards and Technology (NIST) have demonstrated an elegantly simple technique for synthesizing a wide variety of complex "gradient compostion surfaces" ...

Material extrusion 3D printing technology is widely utilized in biofabrication/bioprinting, tissue engineering, flexible electronics, and soft robotics. However, the ...

Despite much research over the past 30 years, there is still little general understanding of how the outcomes of interactions vary along environmental gradients, particularly at large geographic ...