(19)

(11)

EP 2 062 302 A1

(12)

(43) Date of publication: 27.05.2009 Bulletin 2009/22 (21) Application number: 07719117.9 (22) Date of filing: 25.06.2007

(51) International Patent Classification (IPC):  H01L 39/12(2006.01) C04B 35/58(2006.01) H01B 12/04(2006.01) H01L 39/24(2006.01) (86) International application number: PCT/AU2007/000878 (87) International publication number: WO 2007/147219 (27.12.2007 Gazette 2007/52)

(84) Designated Contracting States: AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IS IT LI LT LU LV MC MT NL PL PT RO SE SI SK TR Designated Extension States: AL BA HR MK RS (30) Priority: 23.06.2006 AU 2006903394 (71) Applicant: The University Of Wollongong Wollongong, New South Wales 2522 (AU)	(72) Inventors: DOU, Shi Xue Keirville, New South Wales 2500 (AU) ZHOU, Sihai Gwynneville, New South Wales 2500 (AU) (74) Representative: Gervasi, Gemma et al Notarbartolo & Gervasi S.p.A. Corso di Porta Vittoria, 9 20122 Milano 20122 Milano (IT)