# Micro-patterning of spintronic emitters enables ultrabroadband structured terahertz radiation

## TL;DR

This paper introduces a new method using spintronic emitters to generate ultrabroadband structured terahertz radiation.

## Contribution

The novel use of micro-patterning in spintronic emitters to enable broadband structured terahertz radiation is presented.

## Key findings

- Micro-patterned spintronic emitters can generate ultrabroadband terahertz radiation.
- Spatial patterning of spintronic systems enables new possibilities for structured light generation.
- Recent advances in optoelectronic systems support the generation of ultrafast vectorial currents.

## Abstract

Structured light beams offer promising properties for a variety of applications, but the generation of broadband structured light remains a challenge. New opportunities are emerging in the terahertz frequency range owing to recent progress in light-driven ultrafast vectorial currents through spatially patterning spintronic and optoelectronic systems.