pv-tech: Polysilicon pricing expected to remain rocky for six months, but more supply is on the way

The solar industry experienced another polysilicon price shock in August, as news outlets reported Tongwei halting production at its 20,000-ton polysilicon facility in Sichuan, China, following flood warnings. Joseph C. Johnson, technology and quality senior analyst at Clean Energy Associates, describes what affects the price of PV solar cells and how long these prices will last, in a two-part series for PV Tech.