TER , ▁the ▁world ' s ▁largest ▁scientific ▁partners hip ▁that ▁a ims ▁to ▁demonstrate ▁fusion ▁as ▁a ▁vi able ▁and ▁sust ain able ▁source ▁of ▁energy . ▁[...] ▁F 4 E ▁also ▁supports ▁fusion ▁research ▁and ▁development ▁initi atives ▁[...] ▁ ▁The ▁I TER ▁Ne ut ral ▁Be am ▁Test ▁Fac ility ▁aim ed ▁at ▁developing ▁and ▁optim izing ▁the ▁neutral ▁beam ▁inject or ▁prototype , ▁is ▁being ▁constructed ▁in ▁Pad ova , ▁Italy . ▁It ▁will ▁be ▁the ▁only ▁I TER ▁facility ▁out ▁of ▁the ▁site ▁in ▁Cad ar ache . ▁ ▁Part icip ants ▁ ▁Currently ▁there ▁are ▁seven ▁parties ▁particip ating ▁in ▁the ▁I TER ▁program : ▁the ▁European ▁Union ▁( through ▁the ▁leg ally ▁distinct ▁organisation ▁Eur atom ), ▁India , ▁Japan , ▁China , ▁Russia , ▁South ▁Korea , ▁and ▁the ▁United ▁States . ▁Canada ▁was ▁previously ▁a ▁full ▁member , ▁but ▁has ▁since ▁pulled ▁out ▁due ▁to ▁a ▁lack ▁of ▁fund ing ▁from ▁the ▁federal ▁government . ▁The ▁lack ▁of ▁fund ing ▁also ▁resulted ▁in ▁Canada ▁withdraw ing ▁from ▁its ▁bid ▁for ▁the ▁I TER ▁site ▁in ▁ 2 0 0 3 . ▁The ▁host ▁member ▁of ▁the ▁I TER ▁project , ▁and ▁hence ▁the ▁member ▁contrib uting ▁most ▁of ▁the ▁costs , ▁is ▁the ▁EU . ▁ ▁In ▁ 2 0 0 7 , ▁it ▁was ▁announced ▁that ▁participants ▁in ▁the ▁I TER ▁will ▁consider ▁Kaz akh stan ' s ▁offer ▁to ▁join ▁the ▁program ▁and ▁in ▁March ▁ 2 0 0 9 , ▁Switzerland