WO9917889-A2  BECK M E ET AL: "THIN-FILM COPPER INDIUM DISELENIDE PREPARED BY SELENIZATION OF COPPER INDIUM OXIDE FORMED BY SPRAY PYROLYSIS" 1 January 1996 (1996-01-01) , THIN SOLID FILMS, VOL. 272, NR. 1, PAGE(S) 71 - 82 XP000623629 page 71 - page 72 page 75 page 81;  TERAUCHI M ET AL: "PREPARATION OF CUINSE2 THIN FILMS BY SELENIZATION OF CU-IN-O PRECURSORS" SOLAR ENERGY MATERIALS AND SOLAR CELLS, vol. 35, no. 1/04, September 1994 (1994-09), pages 121-127, XP000737061;  TAKAHIRO WADA ET AL: "PREPARATION OF CUINS2 FILMS BY SULFURIZATION OF CU-IN-O FILMS" APPLIED PHYSICS LETTERS, vol. 62, no. 16, 19 April 1993 (1993-04-19), pages 1943-1945, XP000359648;  A. VERVAET ET AL.: "Screen printing of CIS films for CIS-CdS solar cells" 10TH E.C. PHOTOVOLTAIC SOLAR ENERGY CONFERENCE, 8 - 12 April 1991, pages 900-903, XP002108476 Lisbon, Portugal;  DATABASE INSPEC [Online] INSTITUTE OF ELECTRICAL ENGINEERS, STEVENAGE, GB NAKANISHI K ET AL: "Preparation of CuInX/sub 2/ (X=S, Se) films from mixed fine particles of constituent elements" Database accession no. 3455123 XP002108477 & DENKI KAGAKU, MARCH 1989, JAPAN, vol. 57, no. 3, pages 224-228, ISSN: 0366-9297US6268014-B1  Arita et al., "CuInSe2 Films Prepared By Screen-printing and . . . ," Proc. 20th IEEE PV Spec. Conf., Las Vegas, 1988, pp. 1650-1655.;  Caseteleyn et al., "Growth Studies of CuInSe2 using Cu-Se Fluxes," Proc. 1st World Conf. PV Energy, Waikaloa, 1994, p. 230.;  Casteleyn et al., "High Pressure Selenization of CuInSe2," Proc. 13th European Community PV Solar E. Conf., Nice, 1995, pp. 1987-1980.;  Casteleyn et al., "Sintering of Screen Printed CIS Layers," Proc. 11th European Community PV Solar Energy Conf., Montreaux, 1992, pp.826-829.;  Majumdar et al., "Copper (I) oxide powder generation by spray pyrolysis," J. Mater. Res., vol. 11, No. 11, Nov. 1996, pp. 2861-2868.;  Ohshima et al., "Preparation of Zn0-Ti02 Composite Fine Particles . . . " Aerosol Sci. Tech. 19:468-477 (1993).;  Sako et al., "Magnetic property of Ni0 ultrafine particles with a small Ni core," J. Vac. Sci. Technol., B 15(4), Jul.Aug. 1997,pp. 1338-1342.;  Schultz et al., "Nanoparticle Colloids as Spray Deposition Precursors" NRELSNL PV Program Review Meeting, Lakewood, 1997, pp. 683-691.;  Uda et al., "All Screen Printed CdSCdTe Solar Cells," Proceedings of the 16th IEEE Photovoltaic Spec. Conf., San Diego, 1982, pp. 801-804.;  Vervaet et al., "Screen Printing of CIS Films . . . ," Proc. 10th European Photovoltaic Solar Energy Conf., Lisbon, 1991, pp. 900-903.;  Weng et al., "Preparation of copper indium diselenide from . . . oxide" J. Appl. Phys. 74 (3), Aug. 1, 1993, pp. 2046-2053.;  Xu et al., "Surface vibrational mode of ZnS nanoparticles," J. Vac. Sci. Technol. B 15(4), Jul.Aug. 1997, pp. 1465-1467.