S Ravi P Silva

6 Questions 25 Answers 0 Followers

Questions related from S Ravi P Silva

Are there large area OPV modules based on P3HT that have power conversion efficiencies above 5% been produced?

With recent OPV cell efficiencies in P3HT/ICBA close to 7%, for example:...

11 November 2016 1,025 1 View

In the case of solar cells, what are the best routes to couple energy to the active material for energy harvesting?

One of the key requirements to improve the efficiency of solar cells is to be able to couple the energy from the external source to the harvesting device in the optimum manner. For this you need...

10 October 2016 2,207 3 View

How can we better decouple carrier transport in CVD grown graphene from the substrate?

There is much research being conducted on growing high quality CVD graphene on substrates that are important for the microelectronic industry, as well as processes that will allow for the transfer...

06 June 2015 5,102 0 View

Have you observed iridescence from elecrospun carbon nanotubes or nanofibres? We do, in well aligned CNT films!?

This is observed in the material produced in our well aligned materials in:...

02 February 2015 8,236 2 View

What are the major applications areas for which high sensitivity UV detectors can be used?

We think fire detection is one of the key areas to target. http://www.surrey.ac.uk/features/improved-fire-detection-new-ultra-sensitive-ultraviolet-light-sensor See the paper...

02 February 2015 2,957 0 View

What is a good way to define the 4th Generation of solar cell technology?

See paper on 4G Solar cells ... to continue with the times on developing more efficient 3G solar technologies "‘Inorganics-in-Organics’: Recent Developments and Outlook for 4G Polymer Solar Cells"...

07 July 2013 9,299 5 View