DIAMOND

DIAMOND is committed to developing ultra-stable, cost-effective perovskite photovoltaics with minimal environmental impact. The project employs advanced encapsulation techniques and stability-oriented device architectures while optimising materials and cell stacking to surpass conventional silicon PV performance.

It also focuses on fully printable, modular PV designs and rigorous sustainability standards, reducing carbon footprint and material toxicity while enhancing recyclability.

LAPERITIVO

LAPERITIVO develops next-generation, low-cost, and sustainable perovskite photovoltaic (PV) technology to accelerate Europe’s clean energy transition. The project pioneers slot-die coated, large-area, bifacial, semi-transparent modules that combine high efficiency, stability, and eco-design principles, including the use of green solvents, recyclability, and a low CO₂ footprint.

By advancing scalable, industrial processes and field-tested reliability, LAPERITIVO paves the way for European perovskite PV manufacturing and applications in tandem systems and agrivoltaics.

LUMINOSITY

LUMINOSITY advances the flexible perovskite solar cells (PSC) technology to commercially relevant production scales, using established industrial processes. It aims to demonstrate a roll-to-roll (R2R) processed photovoltaic (PV) module with a power conversion efficiency (PCE) exceeding 20% and an area of over 900 cm², bridging the gap between laboratory and large-scale manufacturing (TRL 7).

The project aims for over 20 years of operational stability, competitive costs (0.14 USD/W), and a 50% lower carbon footprint compared to silicon PV, supported by life-cycle and techno-economic analyses.

NEXUS

NEXUS focuses on the development of stable, two-terminal perovskite–silicon tandem solar cells, guided by an innovative eco-design framework.

The project aims to overcome barriers to industrial scaling by developing proof-of-concept equipment and integrating a value chain collaboration. Its ambition is to deliver a competitive European tandem PV product that advances the EU's clean, secure, and affordable energy goals.

PEARL

PEARL aims to develop flexible perovskite solar cells using scalable, environmentally sound industrial processes. By integrating carbon electrodes, the project reduces material costs, enhances device stability, and simplifies fabrication while lowering emissions. PEARL targets efficiencies above 25%, long-term operational stability beyond IEC standards, production costs below 0.3 EUR/Wp, and emissions under 0.01 kg CO₂eq/kWh. Its focus on planar n-i-p and n-i-c architectures supports emerging applications in building-, vehicle-, and IoT-integrated photovoltaics.

PEPPERONI

PEPPERONI helps advance the journey of perovskite/silicon tandem photovoltaics (PV) technology towards market introduction and mass manufacturing. PEPPERONI’s goal is to identify and address the barriers to the market introduction of tandem solar technology, ultimately laying the foundations for new production capacity in Europe.

A pilot line enabling this development will be established at Q-Cells’ European headquarters in Thalheim, Germany.

SuPerTandem

SuPerTandem advances the development of high-efficiency, two-terminal perovskite tandem solar cells and modules to support Europe’s clean energy transition. The project focuses on sustainable, earth-abundant materials and scalable large-area manufacturing processes to create an affordable, low-carbon photovoltaic technology.

By establishing flexible, low-cost, and free-form fabrication methods, SuPerTandem aims to deliver up-scalable designs and production technologies for solution-processed tandem cells exceeding 30% efficiency.

TESTARE

TESTARE aims to advance excellence in testing next-generation photovoltaic technologies, with a focus on the long-term stability and field reliability of perovskite/silicon PV modules.

The project strengthens research capacity in advanced PV characterisation through knowledge exchange, methodological development, and improved metrology and diagnostic practices, ultimately contributing to more reliable and durable solar technologies.

Ready-PV

Ready-PV is building a pan-European research infrastructure ecosystem to accelerate the reliability assessment, lifetime prediction and market readiness of emerging photovoltaic technologies.

The project provides access to advanced testing facilities, AI-enabled tools and FAIR-compliant data workflows for evaluating the durability, degradation and lifetime of perovskite, tandem, organic and quantum-dot photovoltaics.

Through training and open-access infrastructure, Ready-PV will strengthen European PV research and clean energy leadership.

SMARTLINE-PV

Enhancing PV technology affordability, supply security, and sustainability is key to achieving a clean energy transition and the zero-emissions goal.

Smartline PV is advancing lead-free, tin-based perovskite solar technology by developing efficient, stable and flexible photovoltaic modules suitable for scalable roll-to-roll production. The project aims to reduce manufacturing costs and environmental impacts while improving performance, recyclability and integration options, including lightweight and colour-customisable PV solutions for buildings, smart homes and other urban applications.

TRIUMPH

TRIUMPH develops the next generation of photovoltaic technology through an advanced triple-junction solar cell concept that combines high-efficiency perovskites for the top and middle cells with robust silicon as the bottom cell.

The project aims to achieve an efficiency of over 33% and scalable cell sizes of at least 100 cm² using industrially viable processes. TRIUMPH targets a TRL of 5–7, establishing sustainable, resource-efficient module technologies designed for large-scale, long-term deployment in the terawatt (TW) solar era.

VALHALLA

VALHALLA advances the development of high-efficiency, long-lifetime perovskite solar cells and modules through a comprehensive eco-design approach. The project targets power conversion efficiencies above 26% (modules >23%) and operational lifetimes beyond 25 years, achieved through solvent-free perovskite deposition, optimised material use, and circular, low-cost manufacturing.

By integrating sustainability, scalability, and recyclability into every stage of development, VALHALLA aims to create a viable economic pathway for the European commercialisation of perovskite PV.

VIPERLAB

VIPERLAB aims to accelerate the transition of perovskite photovoltaics (PV) from research to market by enabling faster and more reliable technology evaluation cycles. As metal halide perovskites have rapidly surpassed conventional thin-film technologies in efficiency, VIPERLAB focuses on addressing the remaining challenges of manufacturability, sustainability, and stability.

By fostering collaboration, sharing infrastructure, and standardising testing across Europe, the project supports the swift market entry of perovskite-based PV products and the broader adoption of efficient, low-cost renewable energy technologies.

TRANSPIRE

TRANSPIRE is advancing European-made bifacial perovskite and perovskite/silicon tandem solar modules from laboratory research to industrial and pilot-line readiness.

The project will develop and validate high-efficiency, reliable and recyclable photovoltaic modules while reducing their carbon footprint and preparing a European manufacturing pilot line and spin-off.

By combining advanced performance, scalable production and circular design, TRANSPIRE aims to strengthen Europe’s solar value chain, energy sovereignty and clean energy transition.