efficiency

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

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

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

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

Donor–acceptor SAMs lift inverted perovskite efficiency to 25%

Co-assembled SAMs for inverted perovskite solar cells: pair Me4 with new donor–acceptor LYS-H/LYS-F to boost hole extraction, cut recombination, and deliver 25.02% efficiency.

Mar 31, 2026 // Technology, perovskite, efficiency, Soochow University, National Taiwan University, Chang Gung University

Black Phosphorene Pushes Perovskites to 30%—In Simulation

Black phosphorene turbocharges MAPbI3 perovskites: dual-interface insertion lifts simulated efficiency to 30%, tuning band alignment, quashing recombination, and speeding extraction—an actionable blueprint for ultra-low-loss PSCs.

Mar 12, 2026 // Technology, perovskite, efficiency, Fujian University of Technology

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

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

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