Monash Builds 1 Chip That Generates, Routes and Reads Light-Based Quantum Signals
Updated
Updated · SciTechDaily · May 28
Monash Builds 1 Chip That Generates, Routes and Reads Light-Based Quantum Signals
4 articles · Updated · SciTechDaily · May 28
Monash University researchers reported a nanoscale valleytronics circuit that creates, controls and converts light-based quantum signals into electrical signals on the same chip, a combination they say had not previously been achieved in one compact device.
Room-temperature operation and an ultra-thin stacked design using atom-thick materials plus metasurfaces address two major barriers to practical valleytronic hardware: fragile fabrication and reliance on costly extreme cooling.
Two images were encoded and processed simultaneously to show the chip can handle multiple information streams, pointing to programmable photonic computing rather than a single-function lab demonstration.
The Nature Photonics study positions the platform as a step toward faster, lower-energy photonic systems for quantum computing, optical communications, advanced imaging and data-center workloads.
Scientists built a quantum chip by stacking atom-thin layers. What new era of light-speed computing does this breakthrough herald?
This quantum chip runs without extreme cooling. Can it solve the growing energy crisis fueled by artificial intelligence?
An Australian team has a lead in valleytronics. Who will win the global race to build computers that run on light?
World's First Fully Integrated Valleytronic Chip: Monash University’s 2026 Quantum Photonics Breakthrough and Its Transformative Impact
Overview
Monash University has achieved a major breakthrough in quantum photonics by creating the world’s first fully integrated valleytronic chip. This compact device combines the generation, routing, and detection of light-based quantum signals on a single chip, using the unique valley degree of freedom to encode and process information in new, energy-efficient ways. Built from ultrathin quantum materials stacked with engineered metasurfaces, the chip operates at room temperature, making it practical for real-world use. This innovation marks a significant step forward, opening new possibilities for advanced computing and communication technologies.