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SmallScience is a multidisciplinary open access journal publishing the most impactful research from all areas of nanoscience and nanotechnology. Editorial Advisory Board Our journal is managed by professional in-house editors who handle manuscripts from submission to publication and beyond, including overseeing peer review and production steps and liaising with the scientific community. All editors responsible for the peer review process and for editorial decision-making have research backgrounds and hold a PhD. Learn more about our ... Dec 19, 2024 ·Electrochemical impedance spectroscopy andsmall-angle X-ray scattering reveal Pt 3 Co's high sensitivity to humidity gradients, highlighting its vulnerability to dealloying and accelerated performance decay. By modelingsmalland large Cu-based tip structures, the study reveals how charge transfer, structural distortion, and apex metal substitution influence spin-state modulation, offering practical insights for designing tailored spin-polarized STM probes.