With the rapid development of material science and manufacturing science, a large number of complex structures have been designed, manufactured and applied in the industrial field. Most of the current ...

Naturally occurring porous ceramic structure inside sea urchin spines can generate measurable electrical voltage in response to water contact.

Over the past decade, 3-D printing has transformed from a hobbyist or prototyping tool into an industrial-grade production process, referred to as additive manufacturing. Today, additively ...