Although the electromagnetic ultrasonic helical guided wave nondestructive testing method provides advantages such as noncontact operation, wide coverage, and long propagation distance, challenges ...

Nature Research Intelligence Topics enable transformational understanding and discovery in research by categorising any document into meaningful, accessible topics. Read this blog to understand ...

THz waves, located in the far-infrared region of the electromagnetic spectrum, can be used to perform non-invasive imaging through opaque materials for security and quality control applications.