WO2007134843-A2  DATABASE WPI Week 1986 Thomson Scientific, London, GB; AN 086752 XP002478658 ASNIS N A; GUSEVA G N; VAGRAMYAN T A: "Copper-zinc-tin alloy plating electrolyte - contains pyrophosphate of copper, zinc, potassium and tin, and specified wetting agent" -& SU 1 177 400 A ((MEEN ) MOSCOW MENDELEEV CHEM IN) 7 September 1985 (1985-09-07);  VOLK B, THOMSON J, FASOYINU F A, SADAYAPPAN M, SAHOO M: "Development of lead-free copper for electrical applications" TRANSACTIONS OF THE AMERICAN FOUNDRYMENS'S SOCIETY, vol. 105, 1997, pages 261-272, XP008091038;  H. KATAGIRI: "Cu2ZnSnS4 thin film solar cells" THIN SOLID FILMS, vol. 480-481, 10 March 2005 (2005-03-10), pages 426-432, XP002478978 cited in the applicationEP2037006-A2  'Metals Handbook', 1993, AMERICAN SOCIETY FOR METALS;  G.F.JACKY: 'Electroplating a Copper-Tin-Zinc Alloy' PLATING vol. 58, 1971, pages 883 - 887;  H.KATAGIRI ET AL.: 'Development of Thin Film Solar Cell Based on CU2ZnSnS4 Thin Films' SOLAR ENERGY MAT. & SOLAR CELLS vol. 65, 2001, pages 141 - 148;  H.KATAGIRI ET AL.: 'Preparation and Evaluation of Cu2ZnSnS4 Thin Films by Sulfurization' SOLAR ENERGY MAT. & SOLAR CELLS vol. 49, 1997, pages 407 - 414;  H.KATAGIRI: 'Cu2ZnSnS4 Thin Film Solar Cells' THIN SOLID FILMS vol. 480-481, 2005, pages 426 - 432;  J.-S.SEOL ET AL.: 'Electrical and Optical Properties of Cu2ZnSnS4 Thin Films Prepared by RF Magnetron Sputtering Process' SOLAR ENERGY MAT. & SOLAR CELLS vol. 75, 2003, pages 155 - 162;  J.CI.PUPPE: 'Optalloy - eine elektrolytisch hergestellte Cu-Zn-Sn-Legierung' GALVANOTECHNIK vol. 76, 1985, pages 536 - 441;  J.MADARASZ ET AL.: 'Thermal Decomposition of Thiourea Complexes of Cu(I), Zn(II) and Sn(II) Chlorides as Precursors for the Spray Pyrolysis Deposition of Sulfide Thin Films' SOLID STATE LONICS vol. 141-142, 2001, pages 439 - 446;  K.ITO ET AL.: 'Electrical and Optical Properties of Stannite-Type Quarternary Semiconductor Thin Films' JAP. J. APPL. PHYS. vol. 27, no. 11, 1988, pages 2094 - 2097;  K.MORIYA ET AL.: 'Characterization of CU2ZnSnS4 Thin Films Prepared by Photo-Chemical Deposition' JAP. J. APPL. PHYS. vol. 44, no. 1 B, 2005, pages 715 - 717;  K.MORIYA ET AL.: 'Characterization of Cu2ZnSnS4 Thin Films Prepared by Photo-Chemical Deposition' JAP. J. APPL. PHYS. vol. 44, no. 1B9, 2005, pages 515 - 717;  KATAGIRI ET AL.: 'Solar Cell Without Environmental Pollution by Using CZTS Thin Films' WCPEC-3, OSAKA 2005,;  L.PICINCU ET AL.: 'Electrochemistry of the SUCOPLATEO Electroplating Bath for the Deposition of Cu-Zn-Sn alloy; Part II: Influence of the Concentration of Bath Components' J. APPL. ELECTROCHEM. vol. 31, 2001, pages 395 - 402;  N.NAKAYAMA ET AL.: 'Sprayed Films of Stannite Cu2ZnSnS4' APPL. SURF. SCI. vol. 92, 1996, pages 171 - 175;  PROCEEDINGS OF THE 3D WORLD CONFERENCE ON PHOTOVOLTAIC SOLAR ENERGY CONVERSION, OSAKA 2003, page 2874;  R.JURCZOK ET AL.: 'Anwendungstechnische Eigenschaften von galvanischen Kupfer-Zinn-Zink-Schichten in der Elektroindustrie' METALLOBERFLaeCHE vol. 39, 1985, pages 201 - 203;  TH.M.FRIEDLMEIER ET AL.: 'Growth and Characterization of CU2ZnSnS4 and Cu2ZnSnSe4 thin Films for Photovoltaic Applications' INST. PHYS. CONF. SER. NO. 152: SEC. B: THIN FILM GROWTH AND CHARACTERIZATION no. 152, 1998, pages 345 - 348;  DATABASE WPI Week 1986 Thomson Scientific, London, GB; AN 086752 XP002478658 ASNIS N A; GUSEVA G N; VAGRAMYAN T A: "Copper-zinc-tin alloy plating electrolyte - contains pyrophosphate of copper, zinc, potassium and tin, and specified wetting agent" -& SU 1 177 400 A ((MEEN ) MOSCOW MENDELEEV CHEM IN) 7 September 1985 (1985-09-07);  KATAGIRI H: "Cu2ZnSnS4 thin film solar cells" THIN SOLID FILMS, vol. 480-481, 1 June 2005 (2005-06-01), pages 426-432, XP004856708 ELSEVIER-SEQUOIA S.A. LAUSANNE, CH ISSN: 0040-6090;  KOH L T ET AL: "Investigation of the effects of byproduct components in Cu plating for advanced interconnect metallization" MICROELECTRONICS JOURNAL, vol. 33, no. 3, 1 March 2002 (2002-03-01), pages 229-234, XP004335852 MACKINTOSH PUBLICATIONS LTD. LUTON, GB ISSN: 0026-2692;  MORIYA K ET AL: "CHARACTERIZATION OF CU2ZNSNS4 THIN FILMS PREPARED BY PHOTO-CHEMICAL DEPOSITION" JAPANESE JOURNAL OF APPLIED PHYSICS, vol. 44, no. 1B, 1 January 2005 (2005-01-01), pages 715-717, XP001236853 JAPAN SOCIETY OF APPLIED PHYSICS, TOKYO, JP ISSN: 0021-4922;  TAUNIER S ET AL: "Cu(In,Ga)(S,Se)2 solar cells and modules by electrodeposition" THIN SOLID FILMS, vol. 480-481, 1 June 2005 (2005-06-01), pages 526-531, XP025387507 ELSEVIER-SEQUOIA S.A. LAUSANNE, CH ISSN: 0040-6090 [retrieved on 2005-06-01];  THOMAS HAMMANN: "Optische Charakterisierung von multinaeren Verbindungshalbleitern" STUDIENARBEIT, [Online] 1998, pages 1-2, XP002528722 Retrieved from the Internet: URL:http://www.ipe.uni-stuttgart.de/index.print.php?lang=ger&pulldownID=11&ebene2ID=11&ID=163&gt; [retrieved on 2009-05-19]EP2336394-A2  H.KATAGIRI ET AL.: 'Development of Thin Film Solar Cell Based on Cu2ZnSnS4 Thin Films' SOLAR ENERGY MAT.&SOLAR CELLS vol. 65, 2001, pages 141 - 148;  H.KATAGIRI: 'Cu2ZnSnS4 Thin Film Solar Cells' THIN SOLID FILMS vol. 480-481, 2005, pages 426 - 432;  K.MORIYA ET AL.: 'Characterization of Cu2ZnSnS4 Thin Films Prepared by Photo-Chemical Deposition' JAP. J. APPL. PHYS. vol. 44, no. 1 B, 2005, pages 715 - 717;  K.ITO ET AL.: 'Electrical and Optical Properties of Stannite-Type Quarternary Semiconductor Thin Films' JAP. J. APPL. PHYS. vol. 27, no. 11, 1988, pages 2094 - 2097;  N.NAKAYAMA ET AL.: 'Sprayed Films of Stannite Cu2ZnSnS4' APPL. SURF. SCI. vol. 92, 1996, pages 171 - 175;  JMADARASZ ET AL.: 'Thermal Decomposition of Thiourea Complexes of Cu(I), Zn(II) and Sn(II) Chlorides as Precursors for the Spray Pyrolysis Deposition of Sulfide Thin Films' SOLID STATE LONICS vol. 141-142, 2001, pages 439 - 446;  H.KATAGIRI ET AL.: 'Preparation and Evaluation of Cu2ZnSnS4 Thin Films by Sulfurization' SOLAR ENERGY MAT.&SOLAR CELLS vol. 49, 1997, pages 407 - 414;  J.-S.SEOL ET AL.: 'Electrical and Optical Properties of Cu2ZnSnS4 Thin Films Prepared by RF Magnetron Sputtering Process' SOLAR ENERGY MAT.&SOLAR CELLS vol. 75, 2003, pages 155 - 162;  TH.M.FRIEDLMEIER ET AL.: 'Growth and Characterization of Cu2ZnSnS4 and Cu2ZnSnSe4 thin Films for Photovoltaic Applications' INST. PHYS. CONF. SER. NO. 152: SEC. B: THIN FILM GROWTH AND CHARACTERIZATION 1998, pages 345 - 348;  PROCEEDINGS OF THE 3RD WORLD CONFERENCE ON PHOTOVOLTAIC SOLAR ENERGY CONVERSION vol. 2874, 2003,;  'Metals Handbook', 1993, AMERICAN SOCIETY FOR METALS;  G.F.JACKY: 'Electroplating a Copper-Tin-Zinc Alloy' PLATING vol. 58, 1971, pages 883 - 887;  J.CI.PUIPPE: 'Optalloy - eine elektrolytisch hergestellte Cu-Zn-Sn-Legierung' GALVANOTECHNIK vol. 76, 1985, pages 536 - 441;  R.JURCZOK ET AL.: 'Anwendungstechnische Eigenschaften von galvanischen Kupfer-Zinn-Zink-Schichten in der Elektroindustrie' METALLOBERFLaeCHE vol. 39, 1985, pages 201 - 203;  L.PICINCU ET AL.: 'Electrochemistry of the SUCOPLATE@ Electroplating Bath for the Deposition of Cu-Zn-Sn alloy; Part II: Influence of the Concentration of Bath Components' J. APPL. ELECTROCHEM. vol. 31, 2001, pages 395 - 402;  K.MORIYA ET AL.: 'Characterization of Cu2ZnSnS4 Thin Films Prepared by Photo-Chemical Deposition' JAP. J. APPL. PHYS. vol. 44, no. 1B, 2005, pages 515 - 717;  KATAGIRI ET AL.: 'Solar Cell Without Environmental Pollution by Using CZTS Thin Films' WCPEC-3 2005,EP2037006-B1  KOH L T ET AL: "Investigation of the effects of byproduct components in Cu plating for advanced interconnect metallization" MICROELECTRONICS JOURNAL, vol. 33, no. 3, 1 March 2002 (2002-03-01), pages 229-234, XP004335852 MACKINTOSH PUBLICATIONS LTD. LUTON, GB ISSN: 0026-2692;  TAUNIER S ET AL: "Cu(In,Ga)(S,Se)2 solar cells and modules by electrodeposition" THIN SOLID FILMS, vol. 480-481, 1 June 2005 (2005-06-01), pages 526-531, XP025387507 ELSEVIER-SEQUOIA S.A. LAUSANNE, CH ISSN: 0040-6090 [retrieved on 2005-06-01];  THOMAS HAMMANN: "Optische Charakterisierung von multinaeren Verbindungshalbleitern" STUDIENARBEIT, [Online] 1998, pages 1-2, XP002528722 Retrieved from the Internet: URL:http://www.ipe.uni-stuttgart.de/index. print.php?lang=ger&pulldownID=11&ebene2ID= 11&ID=163 [retrieved on 2009-05-19];  KATAGIRI H: "Cu2ZnSnS4 thin film solar cells" THIN SOLID FILMS, vol. 480-481, 1 June 2005 (2005-06-01), pages 426-432, XP004856708 ELSEVIER-SEQUOIA S.A. LAUSANNE, CH ISSN: 0040-6090;  MORIYA K ET AL: "CHARACTERIZATION OF CU2ZNSNS4 THIN FILMS PREPARED BY PHOTO-CHEMICAL DEPOSITION" JAPANESE JOURNAL OF APPLIED PHYSICS, vol. 44, no. 1B, 1 January 2005 (2005-01-01), pages 715-717, XP001236853 JAPAN SOCIETY OF APPLIED PHYSICS, TOKYO, JP ISSN: 0021-4922;  DATABASE WPI Week 1986 Thomson Scientific, London, GB; AN 086752 XP002478658 ASNIS N A; GUSEVA G N; VAGRAMYAN T A: "Copper-zinc-tin alloy plating electrolyte - contains pyrophosphate of copper, zinc, potassium and tin, and specified wetting agent" -&SU 1 177 400 A ((MEEN ) MOSCOW MENDELEEV CHEM IN) 7 September 1985 (1985-09-07)EP2037006-B9  KOH L T ET AL: "Investigation of the effects of byproduct components in Cu plating for advanced interconnect metallization" MICROELECTRONICS JOURNAL, vol. 33, no. 3, 1 March 2002 (2002-03-01), pages 229-234, XP004335852 MACKINTOSH PUBLICATIONS LTD. LUTON, GB ISSN: 0026-2692;  TAUNIER S ET AL: "Cu(In,Ga)(S,Se)2 solar cells and modules by electrodeposition" THIN SOLID FILMS, vol. 480-481, 1 June 2005 (2005-06-01), pages 526-531, XP025387507 ELSEVIER-SEQUOIA S.A. LAUSANNE, CH ISSN: 0040-6090 [retrieved on 2005-06-01];  THOMAS HAMMANN: "Optische Charakterisierung von multinaeren Verbindungshalbleitern" STUDIENARBEIT, [Online] 1998, pages 1-2, XP002528722 Retrieved from the Internet: URL:http://www.ipe.uni-stuttgart.de/index. print.php?lang=ger&pulldownID=11&ebene2ID= 11&ID=163 [retrieved on 2009-05-19];  KATAGIRI H: "Cu2ZnSnS4 thin film solar cells" THIN SOLID FILMS, vol. 480-481, 1 June 2005 (2005-06-01), pages 426-432, XP004856708 ELSEVIER-SEQUOIA S.A. LAUSANNE, CH ISSN: 0040-6090;  MORIYA K ET AL: "CHARACTERIZATION OF CU2ZNSNS4 THIN FILMS PREPARED BY PHOTO-CHEMICAL DEPOSITION" JAPANESE JOURNAL OF APPLIED PHYSICS, vol. 44, no. 1B, 1 January 2005 (2005-01-01), pages 715-717, XP001236853 JAPAN SOCIETY OF APPLIED PHYSICS, TOKYO, JP ISSN: 0021-4922;  DATABASE WPI Week 1986 Thomson Scientific, London, GB; AN 086752 XP002478658 ASNIS N A; GUSEVA G N; VAGRAMYAN T A: "Copper-zinc-tin alloy plating electrolyte - contains pyrophosphate of copper, zinc, potassium and tin, and specified wetting agent" -&SU 1 177 400 A ((MEEN ) MOSCOW MENDELEEV CHEM IN) 7 September 1985 (1985-09-07)EP2336394-B1  MORIYA K ET AL: "CHARACTERIZATION OF CU2ZNSNS4 THIN FILMS PREPARED BY PHOTO-CHEMICAL DEPOSITION", JAPANESE JOURNAL OF APPLIED PHYSICS, vol. 44, no. 1B, 1 January 2005 (2005-01-01), pages 715-717, XP001236853, JAPAN SOCIETY OF APPLIED PHYSICS, TOKYO, JP ISSN: 0021-4922;  KATAGIRI H: "Cu2ZnSnS4 thin film solar cells", THIN SOLID FILMS, vol. 480-481, 1 June 2005 (2005-06-01), pages 426-432, XP004856708, ELSEVIER-SEQUOIA S.A. LAUSANNE, CH ISSN: 0040-6090;  THOMAS HAMMANN: "Optische Charakterisierung von multinaeren Verbindungshalbleitern", STUDIENARBEIT, [Online] 1998, pages 1-2, XP002528722, Retrieved from the Internet: URL:http://www.ipe.uni-stuttgart.de/index. print.php?lang=ger&pulldownID=11&ebene2ID= 11&ID=163 [retrieved on 2009-05-19];  TAUNIER S ET AL: "Cu(In,Ga)(S,Se)2 solar cells and modules by electrodeposition", THIN SOLID FILMS, vol. 480-481, 1 June 2005 (2005-06-01), pages 526-531, XP025387507, ELSEVIER-SEQUOIA S.A. LAUSANNE, CH ISSN: 0040-6090 [retrieved on 2005-06-01];  FRITZ H P ET AL: "A NEW ELECTROCHEMICAL METHOD FOR SELENIZATION OF STACKED CUIN LAYERS AND PREPARATION OF CUINSE2 BY THERMAL ANNEALING", THIN SOLID FILMS, ELSEVIER-SEQUOIA S.A. LAUSANNE, CH, vol. 247, no. 1, 1 July 1994 (1994-07-01), pages 129-133, XP000454904, ISSN: 0040-6090;  ADURODIJA F O ET AL: "PREPARATION OF CUINSE2 THIN FILMS BY SELENIZATION OF CO-SPUTTERED CU-IN PRECURSORS", JOURNAL OF MATERIALS SCIENCE. MATERIALS IN ELECTRONICS, CHAPMAN AND HALL, LONDON, GB, vol. 9, no. 5, 1 October 1998 (1998-10-01) , pages 361-366, XP000824180, ISSN: 0957-4522US9263609-B2  Katagiri, Thin Solid Films, 480-481, 426-432 (2005).;  Friedlmeier et al., Inst. Phys. Conf. Ser. No. 152: Section B: Thin Film Growth and Characterization, 345-348 (1997).;  J.Cl. Puippe, "Optalloy_eine elektrolytisch hergestellte Cu_Zn_Sn-Legierung", Galvanotechnik, 76 (1985), 536-441. Relevance is that it was cited on p. 4 of the instant application.;  T.A.M.Friedlmeier, Multinary Compounds and Alloys for Thin-Film Solar Cells: Cu2ZnSnS4 and Cu(In,Ga)(S,Se)f, Fortschr.-Ber. VDI, Reihe 9, Nr, 340, VDI-Verlag, Duesseldorf (2001).;  Katagiri et al., "Solar Cell Without Environmental Pollution by Using CZTS Thin Films", Proceedings of 3rd World Conference on Photovoltaic Energy Conversion, vol. 3, pp. 2874-2879, 2003.;  B. Volk et al., Development of Lead-Free Copper for Electrical Applications, AFS Transactions, p. 261-272.;  Fritz H. P. et al.: "A New Electromechanical Method for Selenization of Stacked CuIn Layers and Preparation of CuInSe2 by Thermal Annealing", Thin Solid Films, Elsevier-Sequoia S.A. Lausanne, CH, vol. 247, No. 1, Jul. 1, 1994, pp. 129-133, XP000454904, ISSN: 0040-6090.;  Adurodija F. O. et al.: "Preparation of CuInSe2 Thin Films by Selenization of Co-Sputtered Cu_In Precursors", Journal of Materials Science. Materials in Electronics, Chapman and Hall, Londong, GB, vol. 9, No. 5, Oct. 1, 1998, pp. 361-366, XP000824180, ISSN: 0957-4522.;  Thomas Hammann "Optische Charakterisierung von multinaren Verbindungshalbleitern", Studienarbeit (online) 1998, pp. 1-2, XP 002528722.;  Koh et al. "Investigation of the effects of by product components in Cu plating for advanced interconnect metallization" Microelectronics Journal vol. 33 No. 1, Jan. 3, 2002 pp. 229-234, XP 004335852.;  Taunier S. et al.: "Cu (In, Ga)(S, Se)2 solar cells and modules by electrodeposition Thin Solid Films" vol. 480-481 Jan. 6, 2005, pp. 526-531, XP 025387507.;  H.Katagiri et at, "Development of Thin Film Solar Cell Based on Cu2ZnSnS4 Thin Films", Solar Energy Mat. & Solar Cells, 65 (2001), 141-148.;  H. Katagiri, "Cu2ZnSnS4 Thin Film Solar Cells", Thin Solid Films, 480-481 (2005), 426-432; / XP 002478978.;  3. K. Ito et at, "Electrical and Optical Properties of Stannite-Type Quarternary Semiconductor Thin Films", Jap. J. Appl. Phys., 27 (11)(1988), 2094-2097.;  N. Nakayama et al., "Sprayed Films of Stannite Cu2ZnSnS4", Appl. Surf. Sci., 92 (1996), 171-175.;  J,Madarasz et at, "Thermal Decomposition of Thiourea Complexes of CuU), Zn(II) and Sn(II) Chlorides as Precursors for the Spray Pyrolysis Deposition of Sulfide Thin Films", Solid State Ionics, 141-142 (2001), 439-446.;  J.-S. Seol et al., "Electrical and Optical Properties of Cu2ZnSnS4 Thin Films Prepared by RFMagnetron Sputtering Process", Solar Energy Mat, & Solar Cells, 75 (2003),155-162.;  Th.M. Friedlmeier et al., "Growth and Characterization of Cu2ZnSnS4 and Cu2ZnSnSe4 thin Films for Photovoltaic Applications", Inst. Phys. Conf. Ser. No. 152: Sec. B: Thin Film Growth and Characterization (1998), 345-348.;  Metals Handbook, American Society for Metals, 9th ed. (1993), USA.;  G.F-Jacky, "Electroplating a Copper_Tin_Zinc Alloy", Plating 58 (1971), 883-887.;  J.Cl. Puippe, "Optalloy_eine elektrolytisch hergestellte Cu_Zn_Sn-Legierung", Galvanotechnik, 76 (1985), 536-441.;  R.Jurczok et al, "Anwendungstechnische Eigenschaften von galvanischen KupferZinn-Zink-Schichten in der Elektroindustrie", Metalloberflache, 39 (1985), 201-203). Relevance is that is was cited on p. 5 of the instant application. Relevance is that is was cited on p. 5 of the instant application.;  L. Picincu et al, "Electrochemistry of the SUCOPLATE(R) Electroplating Bath for the Deposition of Cu_Zn_Sn alloy; Part H: Influence of the Concentration of Bath Components", J. Appi. Electrochem., 31(2001), 395-402.;  K.Moriya et al, "Characterization of Cu2ZnSnS4 Thin Films Prepared by Photo-Chemical Deposition", Jap. J. Appl. Phys., 44 (1 B9 (2005), 515-717.;  TltM-Friedlmeier, Multinary Compounds and Alloys for Thin-Film Solar Cells: Cu2ZnSnS4 and Cu(In,Ga)(S,Se)f, Fortschr.-Ber. VDI, Reihe 9, Nr, 340, VDI-Verlag, Duesseldorf (2001).;  H. Katagiri et al., "Preparation and Evaluation of Cu2ZnSnS4 Thin Films by Sulfurization", Solar Energy Mat. & Solar Cells, 49 (1997) 407-414.