Mathematical axioms are fundamental statements or propositions that are accepted without proof as the starting point for further reasoning and arguments within a mathematical framework. They serve as the foundational building blocks from which theorems and other mathematical truths are derived. Axioms are thought to be self-evident truths, although their acceptance may vary depending on the mathematical system in question.
The Dewar–Chatt–Duncanson model is a theoretical framework used to describe the bonding and electronic structure of transition metal complexes, particularly those involving π-acceptor ligands such as carbon monoxide (CO). Developed by chemists Robert Dewar, Keith Chatt, and John Duncanson, the model is particularly relevant in the context of metal-ligand interactions, elucidating how metal and ligand interactions occur through overlap of orbitals.
A dihydrogen bond is a type of non-covalent interaction that occurs between molecules where a hydrogen atom covalently bonded to an electronegative atom (such as oxygen, nitrogen, or fluorine) interacts with another hydrogen atom that is covalently bonded to a similar electronegative atom in a different molecule. This interaction is crucial in some specific molecular arrangements, particularly in the context of hydrogen-rich compounds or in environments where multiple hydrogen bonds can influence the molecular structure.
Bundle adjustment is an optimization technique commonly used in computer vision and photogrammetry to refine a visual reconstruction by minimizing the discrepancies between observed and predicted image features. It simultaneously adjusts the 3D structure of a scene and the camera parameters (such as position and orientation) to improve the accuracy of the visual representation.
Meitnerium (Mt) is a synthetic element with the atomic number 109 and is classified as a transactinide element in the periodic table. It is named in honor of physicist Lise Meitner. Due to its short half-life and the limited amount produced, there are only a few known isotopes of meitnerium.
Sarah Hörst is a prominent planetary scientist known for her research focused on the atmospheres of planets and moons, particularly in our solar system. She has contributed significantly to understanding the chemistry and dynamics of planetary atmospheres, including those of Titan (Saturn's largest moon) and exoplanets. Hörst has been involved in various research projects and has published numerous scientific papers on her findings. Additionally, she may also engage with public outreach and education regarding planetary science.