Solar Technology & PV R&D News

AI Tunes Perovskite Solar Windows to Any Hue

AI inverse-designed ZnS/MgF2 coatings paint perovskite solar cells in user-defined colors with minimal loss, boosting PCE on glass and PET—opening sharper-colored solar windows and auto glazing.

Mar 3, 2026 // Technology, perovskite, efficiency, Hyundai Motor Group, Kyung Hee University

HL220 Interlayer Lifts Inverted Perovskites Above 26%

HL220 supercharges inverted perovskite cells: smoother interfaces, faster electrons, 26.44% PCE, 85.2% FF, 22.93% on 15 cm²—94.1% retained after 450 hours. Alcohol-processable, silver-synergistic, scale-ready.

Feb 23, 2026 // Technology, perovskite, efficiency, Shenzhen University, Ocean University of China

SolaEon Sets 27.87% Perovskite Cell Record

SolaEon hits certified 27.87% perovskite record, nears theoretical limit; tandem tops 31%, and meter-scale modules reach 25%+ stabilized—mass production hurdles next.

Jan 30, 2026 // Technology, solar cell, perovskite, efficiency, SolaEon

Sungrow’s PowerTitan 3.0 Targets Europe’s Grid Crunch

Sungrow’s PowerTitan 3.0 hits Europe: containerized, liquid‑cooled battery with grid‑forming control, EMS/SCADA fleet dispatch and lifecycle guarantees for 2–4‑hour FFR, arbitrage and congestion relief.

Jan 29, 2026 // Technology, Storage, Sungrow, Battery Storage, Europe, utility scale, grid forming

Lead Powder Delivers 24% Durable Sn–Pb Perovskites

Tin–lead perovskite hits 24.07% without SnF2: metallic lead + PbF2 boost crystallization and stability, retaining 60% output after 550h at 85°C—tandem-ready durability reported in Nature Communications.

Jan 27, 2026 // Technology, China, Asia, perovskite, efficiency

Polarized Solvents Lift Stable Inverted Perovskites to 26.4%

Polarized-solvent tweak sets new 26.4% record for inverted perovskites. Fluorinated polymer tames crystallization, delivers pinhole-free films, 1,000-hour stability, and scalable manufacturing promise.

Jan 26, 2026 // Technology, China, Asia, perovskite, efficiency

Longi Slumps as Another Year of Loss Looms

Longi slumps on fresh loss warning, but a 2026 price rebound beckons. Cost relief and a silver-to-base-metal shift hint at margin repair as China tames overcapacity; Tongwei also bleeds.

Jan 19, 2026 // Technology, Markets & Finance News, LONGi

Perovs Sets 20.87% Record for Large Perovskites

Perovs hits TÜV-certified 20.87% efficiency on mass-produced large-area perovskite modules, 150.26 W, as it scales from a 100 MW pilot to a 1 GW plant and GW-level base.

Jan 14, 2026 // Technology, efficiency, Perovskite Solar, Perovs

Mellow Energy Hits 21.13% on 30x30cm Flexible Perovskite

Mellow Energy’s 30×30 cm flexible perovskite hits TÜV NORD–certified 21.13% efficiency, a size-class record, accelerating real-world pilots from gadgets to vehicles, aerospace and satellites toward rapid commercialization.

Jan 13, 2026 // Technology, Mellow Energy, Flexible Perovskite

Jinko, XtalPi Forge AI-Powered Perovskite Tandem JV

Jinko Solar and XtalPi unite AI and robotics to accelerate perovskite–silicon tandem cells, targeting mass production in three years with a closed-loop, high-throughput R&D revolution.

Jan 12, 2026 // Technology, Jinko Solar, Perovskite Solar, XtalPi

Core-Shell Si3N4 Stabilizes 26% Perovskite Solar Modules

Nanocomposite boosts tough perovskites: amorphous–crystalline silicon nitride layer tames defects, lifts efficiency to 26.65%, and keeps large modules humming outdoors for 6+ months—real-world scalability in sight.

Jan 8, 2026 // Technology, Soochow University, Zhejiang University, Perovskite Solar, stability, Huaneng Clean Energy Research Institute

AI-Guided Passivation Supercharges Flexible Perovskite Solar Cells

Machine-learning tuned, amorphous-passivated flexible perovskites hit 24.52% efficiency and bend-proof longevity, enabling lightweight, roll-to-roll modules for wearables and buildings with record power densities.

Jan 6, 2026 // Technology, perovskite, efficiency, Flexibility, Shanghai Jiao Tong University, Jinan University, Solar Stability, Guangdong Mellow Energy

Scalable Perovskite Ink Delivers 26% Air‑Coated Cells

Air-stable DMF/NMP perovskite ink enables uniform blade-coated films and record 26.05% inverted efficiency, negligible hysteresis, and enduring high-temp stability—scaling to modules with 23.5% aperture and 96.1% GFF.

Jan 5, 2026 // Technology, perovskite, Nanjing University, University of Oxford, Hong Kong University of Science and Technology

BOE Sets Four Perovskite Records, Eyes Commercial Rollout

BOE smashes perovskite milestones: 27.37% cells, 579 W 2.88 m2 module, flexible hits 21.39%, 433 W pilot — commercial line gears up as BIPV certification signals scale.

Dec 26, 2025 // Technology, China, Asia, perovskite, efficiency, BOE

Vapor Deposition Delivers Durable Perovskite-Silicon Tandems

Breakthrough vapor-deposited perovskite-silicon tandems hit 30% efficiency on textured wafers, surpass 2,000-hour stability—paving mass-production-ready modules as NUS, A*STAR, Trina Solar move to pilot lines.

Dec 23, 2025 // Technology, Manufacturing News, perovskite, Trina Solar, NUS, National University of Singapore, tandem, stability, Agency for Science Technology and Research

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