Results 211 to 220 of about 926 (266)

Vibrational Architecture of [Fe4S4]0/1+/2+/3+/4+ Iron-Sulfur Cubanes. [PDF]

open access: yesInorg Chem
Grunwald L   +7 more
europepmc   +1 more source

Electrically Tunable On‐Chip Topological Photonics with Integrated Carbon Nanotubes

open access: yesAdvanced Functional Materials, Volume 36, Issue 21, 12 March 2026.
This work demonstrates electrically tunable on‐chip topological THz devices by integrating 2D carbon nanotube (CNT) sheets with valley‐Hall photonic crystals, enabling broadband transmission modulation (71% modulation depth) and tunable narrowband filtering (0.54 GHz shift) through electrically induced thermal tuning. This advancement paves the way for
Jifan Yin   +7 more
wiley   +1 more source

Atacama Large Aperture Submillimeter Telescope (AtLAST) science: Surveying the distant Universe. [PDF]

open access: yesOpen Res Eur
van Kampen E   +29 more
europepmc   +1 more source

Atomic‐Level Dual‐Cation Engineering Enables High‐Performance Na4VMn(PO4)3 Cathodes for Sodium‐Ion Batteries

open access: yesAdvanced Functional Materials, Volume 36, Issue 19, 5 March 2026.
Dual‐cation site engineering unlocks stable and fast sodium storage in Na4VMn(PO4)3 cathodes. Li+ at Na2 suppresses Jahn‐Teller distortion, while K+ at Na1 expands ion channels, enabling synchronized V/Mn redox and quasi‐single‐phase kinetics. This atomic‐level strategy achieves ultralong cycling stability, high‐rate capability, and full cell viability
Jiaze Sun   +8 more
wiley   +1 more source

Watch out electrons!: positron binding redefines chemical bonding in Be<sub>2</sub>. [PDF]

open access: yesChem Sci
Porras-Roldan R   +5 more
europepmc   +1 more source

Performance Constraints of All‐Perovskite Tandem Solar Cells in Low‐Intensity, Low‐Temperature Environments

open access: yesAdvanced Materials, Volume 38, Issue 15, 12 March 2026.
All‐perovskite tandem solar cells are evaluated under low‐intensity and low‐temperature (LILT) conditions relevant to space environments. Distinct loss regimes emerge, where weaker entropic mixing causes halide segragation below ≈240 K going along with a strong current imbalance, while poor electron transport in C60 dominates.
Sercan Ozen   +10 more
wiley   +1 more source

Scalable Fabrication of High‐Efficiency Thin‐Film Perovskite Solar Cells in Air via Polymer‐Mediated Synthesis of α‐FAPbI3 Microcrystals

open access: yesAdvanced Materials, Volume 38, Issue 14, 6 March 2026.
We report a scalable strategy using PPG‐coated α‐FAPbI3 microcrystals that may be processed in air and undergo controlled redissolution to form highly oriented, defect‐suppressed perovskite films. The PSCs derived from these films deliver a PCE of 26.5% and exhibit enhanced stability, demonstrating potential for industrial large‐scale perovskite ...
Fan Shen   +16 more
wiley   +1 more source

Topological Approach to Void Finding Applied to the SDSS Galaxy Map. [PDF]

open access: yesAstrophys J
Aggarwal M   +4 more
europepmc   +1 more source

All‐Dielectric Photo‐Thermo‐Optical Metasurfaces for Thermal Landscaping at the Nanoscale

open access: yesAdvanced Optical Materials, Volume 14, Issue 10, 13 March 2026.
Precise nanoscale temperature control is critical yet challenging due to the diffusive nature of heat. We introduce an inverse‐design framework for thermo‐optical all‐dielectric metasurfaces based on a temperature‐dependent absorption library of a‐Si nanoresonators.
Gopal Narmada Naidu   +2 more
wiley   +1 more source

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