(19)
(11) EP 1 425 785 A2

(12)

(88) Date of publication A3:
20.11.2003

(43) Date of publication:
09.06.2004 Bulletin 2004/24

(21) Application number: 02798410.3

(22) Date of filing: 26.08.2002
(51) International Patent Classification (IPC)7H01L 21/28
(86) International application number:
PCT/US2002/027230
(87) International publication number:
WO 2003/041124 (15.05.2003 Gazette 2003/20)
(84) Designated Contracting States:
AT BE BG CH CY CZ DE DK EE ES FI FR GB GR IE IT LI LU MC NL PT SE SK TR
Designated Extension States:
AL LT LV MK RO SI

(30) Priority: 31.08.2001 US 316562 P

(71) Applicants:
  • ASM America, Inc.
    Phoenix, AZ 85034-7200 (US)
  • ASM Microchemistry Oy
    02630 Espoo (FI)

(72) Inventors:
  • HAUKKA, Suvi, P.
    FIN-00560 Helsinki (FI)
  • SHERO, Eric
    Phoenix, AZ 85044 (US)
  • POMAREDE, Chritophe, F.
    Phoenix, AZ 85048 (US)
  • HUBERT MAES, Jan, Willem
    B-B-3001 Heverlee (BE)
  • TUOMINEN, Marko
    FIN-02600 Espoo (FI)

(74) Representative: Fleischer, Holm Herbert, Dr. 
Sternagel, Fleischer, Godemeyer & PartnerPatentanwälteBraunsberger Feld 29
51429 Bergisch Gladbach
51429 Bergisch Gladbach (DE)

   


(54) METHOD OF FABRICATING A GATE STACK AT LOW TEMPERATURE