Solar Technology & PV R&D News
Perovskite/Silicon Tandem Certifies 27.49% for Space
Certified 27.49% AM0 efficiency: a durable monolithic perovskite/silicon space tandem. It withstood radiation, heat, humidity, and high-altitude balloon operation—no monotonic decay.
Aug 4, 2026 // Technology, perovskite, silicon, efficiency, Tianjin Institute of Power Sources, Tianjin University
How Advanced PV Encapsulation Materials Are Shaping the Next Generation of Solar Modules
Jul 26, 2026 // BIPV, Technology, Manufacturing News, Opinions, Press releases
LONGi Hits 35.5% Certified Perovskite-Silicon Tandem Record
LONGi claims a world-record 35.5% certified crystalline silicon–perovskite tandem efficiency—topping its prior 34.85% milestone—presented in Shanghai and verified by ESTI, signaling rapid R&D momentum.
Jul 23, 2026 // Technology, solar cell, LONGi, efficiency, perovskite-silicon
China Sets New Record: 28.04% Perovskite Tandem Efficiency
Chinese scientists set a new world record: certified 28.04% steady-state efficiency for perovskite–organic tandem cells, boosted by smarter interfaces that boost transport, cut losses, and support stability.
Jul 15, 2026 // Technology, China, Asia, perovskite, efficiency
Dual-Molecule NiOx/Perovskite Passivation Boosts 27% Inverted Cells
Dual-molecule NiOx/perovskite interface engineering—Me-4PACz plus CzOTf—locks charge extraction, passivates Pb defects, boosts voltage and stability, delivering certified 27.31% and strong 2000h/35-day retention.
Jul 7, 2026 // Technology, solar cell, perovskite, efficiency, Hebei University of Technology, Hohai University, University of Chinese Academy of Sciences
HZB, Humboldt Hit 25.5% CIGS-Perovskite Tandem Record
CIGSe–perovskite tandem solar cells hit a new 25.5% efficiency record—certified by Fraunhofer ISE—surpassing last year’s 24.6% benchmark through smarter bandgap and interface engineering.
Jul 2, 2026 // Technology, perovskite, efficiency, HZB, Humboldt, Humboldt University of Berlin
Ambient-Made Perovskite Tandems Hit 31.72% Efficiency
Ambient-air fabrication breakthrough: ternary GDMA/AG SAMs stabilize perovskite and perovskite/Si tandems, boosting efficiencies up to 31.72% and keeping 92%+ after 600h at 85°C.
Jun 15, 2026 // Technology, China, Asia, perovskite, silicon, efficiency, KAUST, UNIST
Molecular Interface Engineering Unlocks 22% DJ Perovskites
Dual-anchoring croconic and squaric acids engineer Dion-Jacobson perovskites with vertical crystallization, better orientation and defect passivation—boosting efficiency to 22.03% and improving durability.
May 29, 2026 // Technology, solar cell, perovskite, efficiency, Chinese Academy of Sciences, Nankai University, Ningbo University
BUDC Model Recognized with Red Dot and iF Design Awards 2026
May 28, 2026 // Technology, Transport, Press releases
Encapsulation-Free Hybrid Perovskite Hits 27% Efficiency
Moisture-proof hybrid perovskite/organic solar cells hit 27.18% efficiency, keeping 95% after 3,000 damp-heat hours—engineered cascade hole transfer reduces recombination.
May 22, 2026 // Technology, solar cell, perovskite, efficiency, kaist
Japan’s Rice Solar Sharing Pilot With Perovskite Panels
Japan launches a first solar-sharing pilot in Chiba: perovskite panels overhead power campus facilities while rice keeps growing—researching electricity, durability, and impacts on yield and quality.
May 14, 2026 // Technology, Japan, Asia, perovskite, Panel
Photoisomeric BTTM Stabilizes Perovskite, Boosts UV Durability
Boost halide perovskite solar cells with BTTM: efficiency jumps to 24.71% (from 22.07%) and UV durability soars—over 90% retention after aging vs ~61% controls.
May 13, 2026 // Technology, perovskite, efficiency, Harbin Institute of Technology, Northwestern Polytechnical University, Beijing Solarverse Optoelectronic Technology
SHCl Crystallization Control Enables Stable MA-Free Tandem Perovskites
SHCl enables MA-free all-perovskite tandems with uniform, Cs-rich crystallization—boosting blade-coated films and delivering 24.3% certified efficiency plus strong damp-heat and thermal-cycling stability.
May 5, 2026 // Technology, perovskite, Nanjing University, solar module, Australian National University, Beijing Institute of Technology, SHCl, North China Electric Power University
Perovskite Dual PV-LED Hits 26.7% PCE, 31% EQE
A single perovskite diode turns light into power—and power back into brilliant LEDs—thanks to porous alumina “sponge” islands that slash recombination, boosting solar efficiency and LED brightness.
May 1, 2026 // Technology, perovskite, efficiency, University of Colorado Boulder, University of Science and Technology of China
Risen Energy Hits 31.95% Efficiency in HJT-Perovskite Tandems
Risen Energy hits 31.95% certified efficiency for its HJT-silicon/perovskite tandem on 1 cm²—1.988V open-circuit. Uniform perovskite layers via water-bath SAM boost transport and cut defects.
Apr 28, 2026 // Technology, perovskite, Risen Energy, efficiency
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