6th group elements as dopants to silicon ?

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reddvoid
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what will result when 6th group elements are used as dopants to silicon ?
 

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It can work:

http://pv.mit.edu/proceedings/Newman-EUPVSEC-2009.pdf

http://www.leuze-verlag.de/gt/heft/aufsatz/201009%5CGT-2104-2108.pdf

http://prl.aps.org/abstract/PRL/v8/i12/p485_1

http://www.sciencedirect.com/science/article/pii/S1350449508000601

Seems to be mostly used for experimental IR PVs and optical sensors.

But it probably screws up the crystal structure, may put the dopant energy levels in an odd place and may have stability issues.

http://prb.aps.org/abstract/PRB/v70/i20/e205210

http://ieeexplore.ieee.org/Xplore/login.jsp?url=http%3A%2F%2Fieeexplore.ieee.org%2Fiel5%2F4915369%2F5108037%2F05108073.pdf%3Farnumber%3D5108073&authDecision=-203

http://prl.aps.org/abstract/PRL/v106/i17/e178701

http://onlinelibrary.wiley.com/doi/10.1002/pssa.2211420206/abstract
 
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