WO9745880-A1  See also references of EP 0853345A1;  THE CONFERENCE RECORD OF THE 22ND IEEE PHOTOVOLTAIC SPECIALISTS CONFERENCE, Vol. 2, (1991), T.L. CHU et al., "High Efficiency CdS/CdTe Solar Cells from Solution-Grown CdS Films", pages 952-956.EP853345-A1  FEREKIDES C ET AL: "HIGH EFFICIENCY CDTE SOLAR CELLS BY CLOSE SPACED SUBLIMATION" PROCEEDINGS OF THE PHOTOVOLTAIC SPECIALISTS CONFERENCE, LOUISVILLE, MAY 10 - 14, 1993, no. CONF. 23, 10 May 1993 (1993-05-10), pages 389-393, XP000437972 INSTITUTE OF ELECTRICAL AND ELECTRONICS ENGINEERS ISBN: 0-7803-1220-1;  MITCHELL K W ET AL: "PROGRESS TOWARDS HIGH EFFICIENCY, THIN FILM CDTE SOLAR CELLS" PHOTOVOLTAIC SPECIALISTS CONFERENCE, LAS VEGAS, OCT. 21 - 25, 1985, vol. 2, no. CONF. 18, 21 October 1985 (1985-10-21), pages 1359-1364, XP000132122 INSTITUTE OF ELECTRICAL AND ELECTRONICS ENGINEERS;  PATENT ABSTRACTS OF JAPAN vol. 1995, no. AA , 31 August 1995 (1995-08-31) & JP 07 094769 A (MATSUSHITA ELECTRIC IND CO LTD), 7 April 1995 (1995-04-07);  See also references of WO 9745880A1;  PATENT ABSTRACTS OF JAPAN vol. 1995, no. 07, 31 August 1995 (1995-08-31)&JP 07 094769 A (MATSUSHITA ELECTRIC IND CO LTD), 7 April 1995 (1995-04-07)US5994642-A  T.L. Chu et al., "High Efficiency Thin Film Cadmium Telluride Solar Cells", 11th E.C. Photovoltaic Solar Energy Conference, pp. 988-990 (1992).EP853345-B1  FEREKIDES C ET AL: "HIGH EFFICIENCY CDTE SOLAR CELLS BY CLOSE SPACED SUBLIMATION" PROCEEDINGS OF THE PHOTOVOLTAIC SPECIALISTS CONFERENCE, LOUISVILLE, MAY 10 - 14, 1993, no. CONF. 23, 10 May 1993 (1993-05-10), pages 389-393, XP000437972 INSTITUTE OF ELECTRICAL AND ELECTRONICS ENGINEERS ISBN: 0-7803-1220-1;  MITCHELL K W ET AL: "PROGRESS TOWARDS HIGH EFFICIENCY, THIN FILM CDTE SOLAR CELLS" PHOTOVOLTAIC SPECIALISTS CONFERENCE, LAS VEGAS, OCT. 21 - 25, 1985, vol. 2, no. CONF. 18, 21 October 1985 (1985-10-21), pages 1359-1364, XP000132122 INSTITUTE OF ELECTRICAL AND ELECTRONICS ENGINEERS;  PATENT ABSTRACTS OF JAPAN vol. 1995, no. 07, 31 August 1995 (1995-08-31) & JP 07 094769 A (MATSUSHITA ELECTRIC IND CO LTD), 7 April 1995 (1995-04-07);  THE CONFERENCE RECORD OF THE 22ND IEEE PHOTOVOLTAIC SPECIALISTS CONFERENCE, Vol. 2, (1991), T.L. CHU et al., "High Efficiency CdS/CdTe Solar Cells from Solution-Grown CdS Films", pages 952-956.