Towards the first quantum computer – in silicon

Across the world, the race is on to develop the first quantum computer and an Australia research centre is at the front of the pack.

The Australian Government, Telstra and the Commonwealth Bank of Australia have recently recognised the pole position of the ARC Centre of Excellence for Quantum Computation and Communication Technology (CQC2T) by investing $46 million towards a targeted goal of realising a 10-qubit quantum integrated circuit in silicon within the next five years.

In this feature we explore some of the Centre’s advances in quantum information research.

For more information:
Centre for Quantum Computation and Communication Technology
Tony Raeside
tony.raeside@unsw.edu.au

Geoffrey Rush talks stars

The search for the first stars and the hunt for dark energy both feature in a new planetarium show narrated by Geoffrey Rush. The show premiered in March 2016 at the Melbourne Planetarium and will be seen in planetariums around the world.

“I hope this show conveys some of the wonder of the Universe we live in,” says Professor Elaine Sadler, Director of the ARC Centre of Excellence for All-sky Astrophysics (CAASTRO).

The Murchison Widefield Array telescope is discovering when the first stars and galaxies formed.
The Murchison Widefield Array telescope is discovering when the first stars and galaxies formed
Credit: Alex Cherney/Museum Victoria

‘Capturing the Cosmos’ was created by Melbourne Planetarium and CAASTRO, and features the work of two of Australia’s new telescopes, the Murchison Widefield Array and Skymapper.

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Cool paint for Aussie warships

A new type of paint is keeping Australian warships cool and reducing their visibility.

Australian warships were painted Storm Grey, a British Navy colour suited to overcast skies of the North Atlantic rather than Australia’s tropical waters.

“The previous colour is a historical artefact, but the conditions in our waters are quite different,” says Stefan Danek from Defence Science and Technology Group.

“So in the new Royal Australian Navy (RAN) Haze Grey, we now have a colour much more suited to the Australian environment, and a paint that’s better for it too.”

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When earth, wind, and sea meet

Cracking the mysteries of boundary layers

Airplane fuel consumption, shipping costs, climate change, engine noise, blue green algae spread, windfarm efficiency, and the speed of Olympic rowing boats could all change dramatically if scientists can crack the 150-year-old mystery of boundary layer turbulence.

And that’s what University of Melbourne engineers are hoping to achieve with a supercomputer model that can do 3,000 years’ research in one year, a purpose built wind tunnel, and a new air-sea interaction facility.

Read more at:

Banner image: What happens when earth, wind, and sea meet? Inside the University of Melbourne’s new wind tunnel
Credit: Joe Vittorio

Fighting stroke damage

A drug based on a molecule naturally present in infants – but which declines in adulthood – can halve the scarring in brains of those who have suffered stroke. And it can be delivered up to a week afterward.

The drug developed by James and Leon minimises the amount of scarring after the wound has been stabilised. Credit: Leon Teo
Enlarged cell bodies (pink), with increased scar-forming (green) following stroke. Credit: Leon Teo

“We hope our work will improve the recovery of the elderly, as well as people in rural and remote communities, who haven’t had access to speedy treatment following a stroke,” says Associate Professor James Bourne at the Australian Regenerative Medicine Institute (ARMI ), and Chief Investigator of the research.
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Tracking fish with parasites and maths

How much fish move around is critical information for fisheries managers—for example they need to know if fish caught off Brisbane are a separate population to those caught off Cairns. Different tracking techniques, such as physical tags or genetic mapping, can be used but each method has its weaknesses.

A team of mathematicians is using pre-existing data on Spanish mackerel, using their hitchhiking parasites to track fish movements and model the populations.

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Maths to answer big questions (it’s not always 42)

Many of today’s big questions can only be answered with new mathematical and statistical tools.

That’s what the ARC Centre of Excellence for Mathematical and Statistical Frontiers are working on, and they’re finding real-world applications in areas as diverse as:

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Improved primary science teaching at no extra cost

Two science teachers from New South Wales and Queensland are using fresh approaches to get kids interested in science – and keep them interested.

Ken Silburn (Photo credit: Prime Minister’s Prizes for Science/WildBear)
Casula High School has gone from just eight students taking science to two-thirds of Year 11 and 12 students. Credit: Prime Minister’s Prizes for Science/WildBear

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Head to tail: the molecules that tell you how to grow a backbone

Growing the right number of vertebrae in the right places is an important job – and scientists have found the molecules that act like ‘theatre directors’ for vertebrae genes in mice: telling them how much or how little to express themselves.

Edwina and her team were able to visualise the formation of the skeleton, using stains for bone (red) and cartilage (blue). Credit: Edwina McGlinn
Edwina and her team were able to visualise the formation of the skeleton, using stains for bone (red) and cartilage (blue). Credit: Edwina McGlinn

The finding may give insight into how the body-shapes of different species of animals evolved, since the molecules under scrutiny are present in a wide range of animals – ranging from fish to snakes to humans.

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Supercharged rice to feed the world

The discovery of C4 photosynthesis at a Brisbane sugar refinery 50 years ago spawned a whole new field of plant biology and is now well on the way to feeding the world.

Professors Bob Furbank and Susanne von Caemmerer are two of the scientists involved in creating ‘supercharged’ rice to feed the world. Credit: James Walsh, ANU
Professors Bob Furbank and Susanne von Caemmerer are two of the scientists involved in creating ‘supercharged’ rice to feed the world.
Credit: James Walsh, ANU

Three billion people rely on rice for survival, but C4 plants like maize and sugarcane grow faster, have higher yields, and are more drought-tolerant.

“C4 plants photosynthesise faster thanks to a biochemical ‘supercharger’ that concentrates CO2 in specialised structures in their leaves,” says Professor Bob Furbank from the ARC Centre of Excellence for Translational Photosynthesis.

“If we can modify rice to use the C4 pathway, instead of C3, we can improve rice production and double its water efficiency.”

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