649 Incorporation of the pseudo-halide anion formate during the fabrication of α-FAPbI3 perovskite films eliminates deleterious iodide vacancies, yielding solar cell devices with a certified power conversion efficiency of 25.21 per cent and long-term operational stability.

648 Highly active but durable perovskite-based solid oxide fuel cell cathodes are realized using a thermal-expansion offset, achieving full thermo-mechanical compatibility between the cathode and other cell components.

647 Efficient perovskite solar cells via improved carrier management.

646 Performance of molecular crystals in conversion of light to mechanical work.

645 Nanoscale localized contacts for high fill factors in polymer-passivated perovskite solar cells.

644 Use of trifluoromethane sulfonate in place of basic electrolyte enables electrochemical reversibility of zinc-air batteries.

643 High-performance solar flow battery powered by a perovskite/silicon tandem solar cell.

642 Glassy Li metal anode for high-performance rechargeable Li batteries.

641 Monolithic perovskite/silicon tandem solar cell with >29% efficiency by enhanced hole extraction.

640 Reversible planar gliding and microcracking in a single-crystalline Ni-rich cathode.

639 Green energy by recoverable triple-oxide mesostructured perovskite photovoltaics.

638 Toward Reversible and Moisture-Tolerant Aprotic Lithium-Air Batteries.

637 Solid Acid Electrochemical Cell for the Production of Hydrogen from Ammonia.

636 All-perovskite tandem solar cells with 24.2% certified efficiency and area over 1 cm2 using surface-anchoring zwitterionic antioxidant.

635 Hydrogen production via microwave-induced water splitting at low temperature.

634 A Passive High-Temperature High-Pressure Solar Steam Generator for Medical Sterilization.

633 Rational design of layered oxide materials for sodium-ion batteries.

632 A Self‐Healing Amalgam Interface in Metal Batteries.

631 Spontaneous Solar Syngas Production from CO2 Driven by Energetically Favorable Wastewater Microbial Anodes.

630 Approaching 16% Efficiency in All-Small-Molecule Organic Solar Cells Based on Ternary Strategy with a Highly Crystalline Acceptor.

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