The chinese use a household oven, here is the link to the article, perhaps some one can figure out how to capture it for Rhod's page..
http://nr.stic.gov.tw/ejournal/ChiChemSociety/1999/EJ52-1999-509.tif (http://nr.stic.gov.tw/ejournal/ChiChemSociety/1999/EJ52-1999-509.tif)
I believe that the large excess of NaBH4 is because they keep trying to do it on a substrate without any liquid, ie: dry conditions... it would probablly work better on a substrate in a liquid suspension...
Infinite Radiant Light - THKRA
It is available in PDF from the homepage of J. Chin. Chem. Soc. too.
http://www.sinica.edu.tw/~ccswww/zj-OR-1999-P509.pdf (http://www.sinica.edu.tw/~ccswww/zj-OR-1999-P509.pdf)