Quantum science: DSTG working on ship navigation resistant to GPS interference

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HMAS Brisbane sails off the coast of Papua New Guinea during a regional presence deployment. Photo: LSIS Danyellah Hill

Defence scientists are working on quantum technology designed to allow ships to determine their position without relying on global positioning systems.

Defence scientists are working on quantum technology designed to allow ships to determine their position without relying on global positioning systems.

The research, paired with data from motion sensors that track a vessel’s direction and speed, is being considered as an alternative to avoid the threat of GPS signal interference.

In future, the research is envisioned to provide the Royal Australian Navy with highly secure, satellite-independent navigation and timing systems.

 
 

“What I love about quantum is the mystery around it,” Defence scientist Nicole Blaess said.

“Every day that I come into work, working in the lab, solving a piece of the puzzle, brings us closer to finding a solution that helps improve the safety of our warfighters.

“One of my big motivators is to translate really obscure science, like quantum mechanics, and build technologies people use and benefit from … That’s what I really love about STEM.”

Under research is a quantum clock, which uses the movement of atoms to measure time extremely precisely and could potentially form the basis of a self-contained navigation system.

Defence Science and Technology Group is focused on moving these innovations from lab-based experiments to robust, portable systems suitable for use by the Australian Defence Force.

Defence scientist Ben Sparkes said quantum was a fascinating field to work in, with many opportunities to build a rewarding career, as the technology is rapidly moving from the lab to real-world applications.

“We’ve got quantum-sensing and quantum-computing companies that need people to work for them; quantum-skilled professionals to come and develop that technology of the future,” Sparkes said.

“We work with key experts in quantum technology around the country and they do amazing work.

“Australia really punches above its weight in terms of impact for quantum science compared to the rest of the world.”

The United Nations has named 2025 as the International Year of Quantum Science and Technology, marking 100 years since the birth of quantum mechanics and the start of a revolution in physics.

Robert Dougherty

Robert is a senior journalist who has previously worked for Seven West Media in Western Australia, as well as Fairfax Media and Australian Community Media in New South Wales. He has produced national headlines, photography and videography of emergency services, business, community, defence and government news across Australia. Robert graduated with a Bachelor of Arts, Majoring in Public Relations and Journalism at Curtin University, attended student exchange program with Fudan University and holds Tier 1 General Advice certification for Kaplan Professional. Reach out via email at This email address is being protected from spambots. You need JavaScript enabled to view it. or via LinkedIn.

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