4 Results: cleantech

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Regeneration of Ion Exchange Resins

Solving Global Water Shortages: Lowering the Cost of Desalination One third of the world’s population lacks sufficient water. The World Health Organisation predicts that by 2050 over two thirds of the world’s population will face severe water shortages. The effects of water shortage are well documented: food shortage, poor health, hunger...

Published: 3/13/2014

Category(s): Renewable Energy & Environment, Advanced Materials, Miscellaneous

Keywords(s): Agribusiness, Agriculture, Aquaculture, Chemical, Chemical Engineering, Cleantech, Defence

Inventor(s): Richard Pashley, Ganga Chandrasekara

Unique Techniques for Printing High Efficiency Solar Cells

UNSW has developed new dielectric patterning techniques to replace photolithography. Less steps, less and cheaper chemicals for manufacturing high efficiency solar cells. The Technology UNSW holds the world record for the efficiency of single junction silicon solar cell. The record of 25.0% was achieved using photolithography, which is too expensive...

Published: 3/6/2014

Category(s): Photovoltaics

Keywords(s): Cleantech, Electrical Engineering, Photovoltaic, Poly Silicon, Solar

Inventor(s): Stuart Wenham, Ly Mai, Nicole Kuepper, Budi Tjahjono, Alison Lennon, Roland Utama

Superior Manufacturing Techniques for Solar Cells

UNSW has boosted the performance of its Laser Doping Selective Emitter (LDSE) solar cell, a ground-breaking technology first developed by UNSW engineers The Technology The LDSE technology utilizes the properties of a laser in the presence of a phosphorus doping source to melt a silicon wafer. This process incorporates phosphorus dopants into the...

Published: 3/6/2014

Category(s): Photovoltaics

Keywords(s): Cleantech, Energy, Photovoltaic, Poly Silicon

Inventor(s): Martin Green, Stuart Wenham

Boosting Solar Cell Energy Output

A Unique Top Surface Design and Printing Technique for Silicon Solar Cells to Boost the Energy Output The Technology UNSW has developed a patented top surface design for screen printed silicon solar cells. Conventional screen printed solar cells require metal fingers to be spaced well apart and require heavy doping in the silicon to achieve good...

Published: 3/6/2014

Category(s): Photovoltaics

Keywords(s): Cleantech, Electrical Engineering, Photovoltaic, Poly Silicon, Solar

Inventor(s): Stuart Wenham, Budi Tjahjono, Ly Mai