Energy

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.
https://www.nature.com/articles/s41586-021-03406-5

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.
https://www.nature.com/articles/s41586-021-03264-1

647 Efficient perovskite solar cells via improved carrier management.
https://www.nature.com/articles/s41586-021-03285-w

646 Performance of molecular crystals in conversion of light to mechanical work.
https://www.pnas.org/content/118/5/e2020604118

645 Nanoscale localized contacts for high fill factors in polymer-passivated perovskite solar cells.
https://science.sciencemag.org/content/371/6527/390

644 Use of trifluoromethane sulfonate in place of basic electrolyte enables electrochemical reversibility of zinc-air batteries.
https://science.sciencemag.org/content/371/6524/46

643 High-performance solar flow battery powered by a perovskite/silicon tandem solar cell.
https://www.nature.com/articles/s41563-020-0720-x

642 Glassy Li metal anode for high-performance rechargeable Li batteries.
https://www.nature.com/articles/s41563-020-0729-1

641 Monolithic perovskite/silicon tandem solar cell with >29% efficiency by enhanced hole extraction.
https://science.sciencemag.org/content/370/6522/1300

640 Reversible planar gliding and microcracking in a single-crystalline Ni-rich cathode.
https://science.sciencemag.org/content/370/6522/1313

639 Green energy by recoverable triple-oxide mesostructured perovskite photovoltaics.
https://www.pnas.org/content/117/49/31010

638 Toward Reversible and Moisture-Tolerant Aprotic Lithium-Air Batteries.
https://www.cell.com/joule/fulltext/S2542-4351(20)30457-8

637 Solid Acid Electrochemical Cell for the Production of Hydrogen from Ammonia.
https://www.cell.com/joule/fulltext/S2542-4351(20)30495-5

636 All-perovskite tandem solar cells with 24.2% certified efficiency and area over 1 cm2 using surface-anchoring zwitterionic antioxidant.
https://www.nature.com/articles/s41560-020-00705-5

635 Hydrogen production via microwave-induced water splitting at low temperature.
https://www.nature.com/articles/s41560-020-00720-6

634 A Passive High-Temperature High-Pressure Solar Steam Generator for Medical Sterilization.
https://www.sciencedirect.com/science/article/pii/S2542435120304967?via%3Dihub

633 Rational design of layered oxide materials for sodium-ion batteries.
https://science.sciencemag.org/content/370/6517/708

632 A Self‐Healing Amalgam Interface in Metal Batteries.
https://onlinelibrary.wiley.com/doi/10.1002/adma.202004798

631 Spontaneous Solar Syngas Production from CO2 Driven by Energetically Favorable Wastewater Microbial Anodes.
https://www.cell.com/joule/fulltext/S2542-4351(20)30395-0

630 Approaching 16% Efficiency in All-Small-Molecule Organic Solar Cells Based on Ternary Strategy with a Highly Crystalline Acceptor.
https://www.cell.com/joule/fulltext/S2542-4351(20)30392-5

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