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Archive for the 'General' Category

Using CO2 to push out Oil

Monday, November 19th, 2007

As I understand this is one of a few projects around the world (Norway, UK) looking at using CO2 to increase oil production whilst sequestering the CO2. But I cant help thinking that unless you are actually storing more CO2 than generated from the Oil you remove, then all your doing is [...]

Oil from wood

Monday, November 19th, 2007

clipped from www.technologyreview.com

Dutch biofuels startup Bioecon and Khosla Ventures have launched a joint venture called Kior, which will commercialize Bioecon’s process for converting agricultural waste directly into “biocrude,” a mixture of small hydrocarbon molecules that can be processed into fuels such as gasoline or diesel in existing oil refineries. The process, Kior claims, [...]

The Cleantech Show #028 - Technology Transfer, Interview with Dr Shane Huntington, Melbourne University

Wednesday, November 14th, 2007

 
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The Cleantech Show #028 (MP3 - 12MB - 32min)
Interview with Dr Shane Huntington, CEO Quantum Communications Victoria & School of Physics, University of Melbourne

In a recent report by Australian Venture Capital firm Cleantech Ventures and the Cleantech Network LLC, the findings highlighted that one of the key successes in countries with active [...]

Focusing Light on Silicon Beads

Wednesday, November 14th, 2007

More downwards pressure on the cost of Solar. Again looking to drop cost by 50%. This time with possibly no significant increase in manufacturing cost, but 5 times reduction in silicon cost which makes up 20-30% of total cost. Still has an efficiency question mark - currently around 10%.

clipped from www.technologyreview.com

A company [...]

New car design from MIT group

Friday, November 2nd, 2007

The Smart Cities group at the MIT Media Lab is developing a foldable scooter and foldable car to revolutionise mass transit

clipped from www.technologyreview.com

City car: The Smart Cities group at MIT’s Media Lab is developing a shared-use electric car (top) that folds and stacks like a shopping cart. A working prototype of the car [...]

Making cheaper platinum based fuel cells

Monday, October 29th, 2007

Following article off of catalyst website - abc TV show - talks about how platinum catalyst for fuel cells can be deposited by plasma rather than chemical means for 5 fold reduction in price. Link leads to more discussion about hydrogen economy and video segment.

clipped from www.abc.net.au

Narration: Three years ago, Catalyst reported [...]

Grey water retrofits - the water leech

Friday, October 26th, 2007

Some houses struggle to be retrofitted for grey water collection. The water leech solves this by using a pump and a fitting that connects into a standard drain hole to collect the water.

clipped from www.springwise.com

The Water-Leech, which retails for AUD 200 and up is a breadbox-sized device with a universal hose attachment that [...]

By the car, lease the battery

Friday, October 26th, 2007

This is nice thinking. Hybrids battery systems increase the cost of a hybrid car substantially compared with similar gas guzzler, and there’s the issue of battery degradation. So why not lease it?

clipped from www.springwise.com

The auto industry’s transition to alternative energy won’t just affect oil companies. It’s destined to disrupt and reinvent [...]

New glue based on mussel protein behaviour

Friday, October 26th, 2007

Another great example of biomimicry:

clipped from www.technologyreview.com

Sticky inspiration: The chemistry of protein strands that mussels use to attach themselves to nearly any type of material (the mussel here is attached to Teflon) has helped researchers develop a new, versatile adhesive.

Flexible displays, water-purification
filters, and materials that convert heat directly into electricity could be
easier [...]

Nanosolar wires

Monday, October 22nd, 2007

clipped from www.technologyreview.com

Nano solar: A cross section of a silicon nanowire that converts light into electricity. The image has been colored to highlight the functional layers of the device. Each layer is made of silicon modified with another material that gives it distinct electronic properties. The outer layer of silicon dioxide protects the [...]