subsidiary industry solar energy founded 1996 founder tucson electric headquarters tucson arizona united states products cigs solar cells thin film pv technology parent hanergy website www.globalsolar.com global solar energy is a us based manufacturer of cigs solar cells a thin film based photovoltaic technology with manufacturing operations in tucson arizona united states and berlin germany . in 2013 it was bought by chinese renewable energy company hanergy . 1 contents 1 technology 2 mass production 3 installations 4 competitors 5 see also 6 references 7 external links technology edit the company uses copper indium gallium diselenide to produce cigs cells which achieve up to 19.9 % efficiency in laboratory samples 2 and production cells of about 10.5 to 11 percent average efficiency . 3 this type of solar cell is ideal for portable power and is 1.5 to 2x greater in performance than comparable thin film flexible solar materials . 4 mass production edit global solar energy opened in 1996 and in 2008 finished another phase of development as it expanded its cigs production to a new 40 mw facility in tucson arizona and a second 35 mw facility in berlin germany . 5 the company expects to produce 20 megawatts of the films at the plant in 2008 before ramping up to 40 megawatts of capacity in 2009 and 140 megawatts by 2010 . 6 this makes global solar the largest full scale manufacturer of cigs thin film photovoltaics . installations edit global solar energy operates the largest cigs solar electric array in the world a 750 kw system located at the company s manufacturing facility in tucson . 7 part of the energy harnessed by this array is being purchased by the factory itself . 8 competitors edit main article list of cigs companies with the advances in conventional crystalline silicon c si technology in recent years and the falling cost of the polysilicon feedstock that followed after a period of severe global shortage pressure increased on manufacturers of commercial thin film technologies including amorphous thin film silicon a si cadmium telluride cdte and copper indium gallium diselenide cigs leading to the bankruptcy of several companies . 9 some current competitors are siva power a us department of energy awarded company that is operating in san jose ca . gshk solar has noted that it can produce cigs cells with a 12.5 percent and an average efficiency of 10 percent in full production efficiency . 10 ibm has reported 12 % efficiency for its cis solar cells . 11 see also edit first solar miasol references edit hanergy acquires global solar energy . global solar . 25 july 2013 . retrieved 2 january 2015 . i. repins m. a. contreras b. egaas c. dehart j. scharf c. l. perkins b. to and r. nou . 19.9 % efficient zno cds cuingase 2 solar cell with 81.2 % fill factor . heliovolt hits 12.2 % efficiency greentech media . greentechmedia.com . retrieved 2010 04 02 . scottevest sev gear management clothing solar panels . scottevest.com . retrieved 2010 04 02 . documents . compound semiconductors online . 2008 03 09 . retrieved 2010 04 02 . q & a global solar vps dish thin film details greentech media . greentechmedia.com . 2008 03 21 . retrieved 2010 04 02 . solar industry content projects & contracts world s largest cigs solar array operational in arizona . solarindustrymag.com . 2008 12 03 . retrieved 2010 04 02 . marketwatch.com . marketwatch.com . retrieved 2010 04 02 . how thin film solar fares vs crystalline silicon . renewableenergyworld.com . 2011 01 03 . nanosolar creates largest thin film tool greentech media . greentechmedia.com . retrieved 2010 04 02 . liu wei ; mitzi david b. ; yuan min ; kellock andrew j. ; chey s. jay ; gunawan oki 2010 . 12 % efficiency cuin se s 2 photovoltaic device prepared using a hydrazine solution process . chemistry of materials . 22 3 1010 . doi 10.1021 cm901950q . external links edit official website this arizona related article is a stub . you can help wikipedia by expanding it . v t e retrieved from https en.wikipedia.org w index.php title global solar energy & oldid 740872458 categories thin film cell manufacturerscompanies based in tucson arizonaengineering companies of the united statessolar energy companies of the united statesarizona stubshidden categories all stub articles navigation menu personal tools not logged intalkcontributionscreate accountlog in namespaces article talk variants views read edit view history more search navigation main pagecontentsfeatured contentcurrent eventsrandom articledonate to wikipediawikipedia store interaction helpabout wikipediacommunity portalrecent changescontact page tools what links hererelated changesupload filespecial pagespermanent linkpage informationwikidata itemcite this page print export create a bookdownload as pdfprintable version languages add links this page was last modified on 23 september 2016 at 21 27 . text is available under the creative commons attribution sharealike license ; 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