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-   -   Re: Black silicon with 100x the sensitivity of normal silicon (http://www.velocityreviews.com/forums/t669210-re-black-silicon-with-100x-the-sensitivity-of-normal-silicon.html)

Don Stauffer 02-06-2009 03:14 PM

Re: Black silicon with 100x the sensitivity of normal silicon
 
Alfred Molon wrote:
> Apparently a new material has been developed which has 100 times the
> sensitivity of standard silicon (sorry article in German only):
>
> http://www.heise.de/newsticker/Schwa...-Material-der-
> Zukunft--/meldung/126940
>
> Not sure what this means exactly - perhaps that future cameras will have
> a base ISO of 10000 and will go up to ISO 160000, 320000 or 640000?



I think silicon already has a quantum efficiency of better than 30%.
Seems to me the maximum sensitivity possible could only be three times that.

Paul Furman 02-08-2009 08:29 PM

Re: Black silicon with 100x the sensitivity of normal silicon
 
Alfred Molon wrote:
> In article <498c53be$0$33218$815e3792@news.qwest.net>, Don Stauffer
> says...
>> Alfred Molon wrote:
>>> Apparently a new material has been developed which has 100 times the
>>> sensitivity of standard silicon (sorry article in German only):
>>>
>>> http://www.heise.de/newsticker/Schwa...-Material-der-
>>> Zukunft--/meldung/126940
>>>
>>> Not sure what this means exactly - perhaps that future cameras will have
>>> a base ISO of 10000 and will go up to ISO 160000, 320000 or 640000?

>>
>> I think silicon already has a quantum efficiency of better than 30%.
>> Seems to me the maximum sensitivity possible could only be three times that.

>
> Well, this graph
> http://1.2.3.9/bmi/www.heise.de/bilder/126940/0/1
>
> shows an improvement in responsivity (A/W) of about 100 with respect to
> standard silicon. The vertical scale is logarythmic.


That link is funky, try: http://www.heise.de/bilder/126940/0/1
What's the source for that?

--
Paul Furman
www.edgehill.net
www.baynatives.com

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