Opening by Radovan Kopecek (ISC Konstanz)

Session 1: Back contact cells/modules in R&D

• Fraunhofer ISE: Influence of the transition region between n- and p-doped silicon on IBC solar cells
• ISFH: Advances in POLO IBC solar cells with shadow mask process
• ISC Konstanz: polyZEBRA - A both polarity passivating contact IBC cell
• INES: Edge passivation for high voltage devices
• TNO: Low cost back contact HJT and options for tandem devices

Session 2: Back contact cells in production/R&D in industry

• Meyer Burger: The Sirius project - Tunnel IBC solar cell and module upscaling at Meyer Burger research
• RCT Solutions: GW IBC production - Integration, technology and cost
• ISC Konstanz: IBC production at SPIC
• Longi: HPBC - The best practices for module technologies

Session 3: Materials for back contact technology

• Norsun: European wafers for IBC
• Endurans: Back-contact modules with conductive backsheet - turning cost into value, for all
• Copprint: Conductive copper pastes and ECAs for lower costs and improved sustainability of PV metallization

Radovan Kopecek (ISC Konstanz): Summary of first day and welcome to the 2nd day

Session 4: Back contact modules

• Eurogroep: Lasting generations
• FuturaSun: IBC ZEBRA module GigaFactory in Italy
• teamtechnik: Stringer technology for standard silicon solar cells and ZEBRA IBC cells

Session 5: Characterisation/Quality/Standards

• GP Solar/ISRA Vision: Inline inspection for back contact cell manufacturing
• halm: End of line characterization for back-contact solar cells

Session 6: Back contact technology users

• Lightyear: Back-contact technology for high efficiency VIPV systems
• Sunovation: Module design based on BC PV cells
• Sonomotors: IBC technology for car industry

Closing

• ISFH: BCworkshop 2023 announcement