Yb-170, or ytterbium-170, is a stable isotope of the element ytterbium, which has an atomic number of 70. It is one of the several isotopes of ytterbium, and it is notable for its applications in various fields, including nuclear science and materials research. Yb-170 has a mass number of 170, meaning it contains 70 protons and 100 neutrons in its nucleus. This isotope is used in the study of nuclear magnetic resonance (NMR) and has potential applications in quantum computing due to its unique properties. Yb-170 is also of interest in the field of neutron capture therapy, which is a type of cancer treatment that utilizes neutron interactions with specific isotopes.