Structural contribution of oxide electrocatalysts to efficient oxygen evolution for water splitting   By adopting two distinct Fe-doping methods in amorphous and crystalline nickel oxides, this work finds that structural variations even on the angstrom scale in crystalline catalysts with identical compositions can drastically affect the final oxygen-evolution performance.   Article | Fall 2022  ...

Imaging 45 types of biomolecules   Researchers at KAIST (Profs. Jae-Byum Chang and Young-Gyu Yoon) have developed a microscopy technique named PICASSO that expands the number of simultaneously available fluorescent molecules from 4 to 15, enabling 45-color imaging of 45 biomolecules with three rounds of imaging.   Article | Fall 2022     How can we take an image of ten or even more biomole...

Biodegradable 3D Printing Filament with Outstanding Printability   For a sustainable environment, expanding the application spectrum of biodegradable plastics is crucial. 3D-printed prototypes fabricated from biodegradable/non-biodegradable thermoplastics and their blends were biologically degraded by microorganisms in the natural environment.   Article | Fall 2022     Three-dimensional (3...

The rise of green electronics: high-performance and eco-friendly micro-supercapacitors on fallen leaves   In recent years, electronic waste has become a major societal concern. Researchers have developed a new technology to produce high-performance and eco-friendly energy-storage devices on fallen leaves, paving the way for the next generation of green electronics.   Article | Fall 2022    ...

T-skin: An Artificial Neural Tactile Sensing System   An artificial neural tactile skin system that mimics the human tactile recognition process using a particle-based polymer composite sensor and a signal-converting system was developed. This human-like system is applicable to robotics and prosthetics to provide real tactile sensations in e-skin via flexible electronics that are able to mimic the functionali...

Key technology for reusable launch vehicles: fuel-optimal landing guidance and control algorithms   A key technology that enables a reusable launch vehicle to land precisely on a specific target point is developed. The technology features a computational guidance algorithm optimizing the fuel consumption while meeting various flight constraints and a precise attitude control algorithm for a safe landing. The ...